Merge pull request #78 from Permissionless-Software-Foundation/ct-unstable

fix(ipfs-coord): Reducing screen spam when waiting to connect to pref…

.gitignore

@@ -62,7 +62,7 @@ docs
 .nyc_output
 coverage
 database/
-system-user-*.json
+#system-user-*.json
 orbitdb
 ipfsdata
 .ipfsdata
@@ -73,3 +73,4 @@ run-dev.sh
 !README.md
 
 wallet.json
+system-user-dev.json

PEDIGREE.md

@@ -1,3 +1,3 @@
 # Pedigree
 
-This repository was forked from [koa-api-boilerplate](https://github.com/christroutner/koa-api-boilerplate). Code changes from that upstream repository is frequently pulled in and merged to this repository.
+This repository was forked from [ipfs-service-provider](https://github.com/Permissionless-Software-Foundation/ipfs-service-provider). Code changes from that upstream repository is frequently pulled in and merged to this repository.

README.md

@@ -12,9 +12,9 @@ More details are available at [CashStack.info](https://CashStack.info).
 
 ## Requirements
 
-- node **^16.20.2**
-- npm **^8.19.4**
-- Docker **^20.10.8**
+- node **^20.16.0**
+- npm **^10.8.1**
+- Docker **^24.0.7**
 - Docker Compose **^1.27.4**
 
 ## Installation

bin/server.js

@@ -25,6 +25,7 @@ import config from '../config/index.js' // this first.
 
 import AdminLib from '../src/adapters/admin.js'
 import errorMiddleware from '../src/controllers/rest-api/middleware/error.js'
+import { usageMiddleware } from '../src/use-cases/usage-use-cases.js'
 import wlogger from '../src/adapters/wlogger.js'
 import Controllers from '../src/controllers/index.js'
 import { applyPassportMods } from '../config/passport.js'
@@ -45,16 +46,18 @@ class Server {
       const app = new Koa()
       app.keys = [this.config.session]
 
-      // Connect to the Mongo Database.
-      this.mongoose.Promise = global.Promise
-      this.mongoose.set('useCreateIndex', true) // Stop deprecation warning.
-      console.log(
-        `Connecting to MongoDB with this connection string: ${this.config.database}`
-      )
-      await this.mongoose.connect(this.config.database, {
-        useUnifiedTopology: true,
-        useNewUrlParser: true
-      })
+      if (!this.config.noMongo) {
+        // Connect to the Mongo Database.
+        this.mongoose.Promise = global.Promise
+        this.mongoose.set('useCreateIndex', true) // Stop deprecation warning.
+        console.log(
+          `Connecting to MongoDB with this connection string: ${this.config.database}`
+        )
+        await this.mongoose.connect(this.config.database, {
+          useUnifiedTopology: true,
+          useNewUrlParser: true
+        })
+      }
 
       console.log(`Starting environment: ${this.config.env}`)
       console.log(`Debug level: ${this.config.debugLevel}`)
@@ -65,6 +68,7 @@ class Server {
       app.use(bodyParser())
       app.use(session())
       app.use(errorMiddleware())
+      app.use(usageMiddleware())
 
       // Used to generate the docs.
       app.use(mount('/', serve(`${process.cwd()}/docs`)))
@@ -81,7 +85,10 @@ class Server {
       // Enable CORS for testing
       // THIS IS A SECURITY RISK. COMMENT OUT FOR PRODUCTION
       // Dev Note: This line must come BEFORE controllers.attachRESTControllers()
-      app.use(cors({ origin: '*' }))
+      app.use(cors({
+        origin: '*',
+        allowMethods: 'GET,HEAD,PUT,POST,DELETE,PATCH,OPTIONS'
+      }))
 
       // Wait for any adapters to initialize.
       await this.controllers.initAdapters()
@@ -102,9 +109,11 @@ class Server {
       this.server = await app.listen(this.config.port)
       console.log(`Server started on ${this.config.port}`)
 
-      // Create the system admin user.
-      const success = await this.adminLib.createSystemUser()
-      if (success) console.log('System admin user created.')
+      if (!this.config.noMongo) {
+        // Create the system admin user.
+        const success = await this.adminLib.createSystemUser()
+        if (success) console.log('System admin user created.')
+      }
 
       // Attach the other IPFS controllers.
       // Skip if this is a test environment.
@@ -116,7 +125,9 @@ class Server {
       console.log('\nConfiguration:')
       console.log(`Circuit Relay: ${this.config.isCircuitRelay}`)
       console.log(`IPFS TCP port: ${this.config.ipfsTcpPort}`)
-      console.log(`IPFS WS port: ${this.config.ipfsWsPort}\n`)
+      console.log(`IPFS WS port: ${this.config.ipfsWsPort}`)
+      console.log(`IPFS WebRTC port: ${this.config.ipfsWebRtcPort}`)
+      console.log(`Connection preference: ${this.config.connectPref}\n`)
 
       return app
     } catch (err) {

config/env/common.js

@@ -43,6 +43,9 @@ export default {
     ? process.env.EMAILPASS
     : 'emailpassword',
 
+  // Enable or Disable the usage of Mongo DB.
+  noMongo: process.env.NO_MONGO ? true : false,
+
   // BEGIN WALLET CONFIGURATION
 
   // BCH Mnemonic for generating encryption keys and payment address
@@ -128,6 +131,8 @@ export default {
   // IPFS Ports
   ipfsTcpPort: process.env.IPFS_TCP_PORT ? process.env.IPFS_TCP_PORT : 4101,
   ipfsWsPort: process.env.IPFS_WS_PORT ? process.env.IPFS_WS_PORT : 4103,
+  ipfsWebRtcPort: process.env.IPFS_WEB_RTC_PORT ? process.env.IPFS_WEB_RTC_PORT : 4105,
+  connectPref: process.env.CONNECT_PREF, // Used in helia-coord to select connection preference.
 
   // Settings for production, using external go-ipfs node.
   isProduction: process.env.SVC_ENV === 'prod' ? true : false,
@@ -167,6 +172,11 @@ export default {
   // Preferred P2WDB provider
   preferredIpfsFileProvider: process.env.PREFERRED_IPFS_FILE_PROVIDER
     ? process.env.PREFERRED_IPFS_FILE_PROVIDER
-    : ''
+    : '',
 
+  // Account Configuration
+  disableNewAccounts: process.env.DISABLE_NEW_ACCOUNTS ? true : false,
+
+  // Admin password
+  adminPassword: process.env.ADMIN_PASSWORD
 }

config/index.js

@@ -4,7 +4,7 @@ import development from './env/development.js'
 import production from './env/production.js'
 import test from './env/test.js'
 
-const env = process.env.SVC_ENV || 'development'
+const env = process.env.CONSUMER_ENV || 'development'
 console.log(`Loading config for this environment: ${env}`)
 
 let config = development

config/system-user-dev.json

@@ -0,0 +1,8 @@
+{
+  "email": "system@system.com",
+  "name": "admin",
+  "password": "c9JjJxZmTs5bWmWC6adQ",
+  "type": "admin",
+  "id": "68d47521e6060ba7332301b1",
+  "token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpZCI6IjY4ZDQ3NTIxZTYwNjBiYTczMzIzMDFiMSIsImlhdCI6MTc2MDY0MzI5NH0.SgoWnrP0YZZtPZ2V_C7HsfKoRHphfoIODN3-pltsGbo"
+}

config/system-user-prod.json

@@ -0,0 +1,6 @@
+{
+  "password": "02PjvhoMGoM7pJylp80Z",
+  "email": "system@system.com",
+  "id": "645e49a45a9f5a8e0a54a083",
+  "token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpZCI6IjY0NWU0OWE0NWE5ZjVhOGUwYTU0YTA4MyIsImlhdCI6MTY4MzkwMDgzNn0.sXeT-G9kS5Nu1dnZUGsNm6FhxrcNaCHhnQ-tLqsJc9E"
+}

config/system-user-test.json

@@ -0,0 +1,8 @@
+{
+  "email": "system@system.com",
+  "name": "admin",
+  "password": "UdbCjMgm7T8efeyUfcdN",
+  "type": "admin",
+  "id": "68daea62e9b47af49f86dae9",
+  "token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpZCI6IjY4ZGFlYTYyZTliNDdhZjQ5Zjg2ZGFlOSIsImlhdCI6MTc1OTE3NzMxNH0.-mFCzyDri0OLMz-oM03qyYPj7srEH_6HFLGzgCf_JLI"
+}

index.js

@@ -1,4 +1,8 @@
 import Server from './bin/server.js'
 const server = new Server()
 
+process.on('unhandledRejection', (reason, promise) => {
+  console.log(`Handling ${reason.code} error. stack: `, reason)
+})
+
 server.startServer()

package.json

@@ -6,11 +6,12 @@
   "type": "module",
   "scripts": {
     "start": "node index.js",
-    "test": "npm run test:all",
+    "test": "npm run test:unit",
     "test:all": "export CONSUMER_ENV=test && c8 --reporter=text mocha --exit --timeout 15000 --recursive test/unit test/e2e/automated/",
-    "test:unit": "export CONSUMER_ENV=test && mocha --exit --timeout 15000 --recursive test/unit/",
+    "test:unit": "export CONSUMER_ENV=test && c8 --reporter=text mocha --exit --timeout 15000 --recursive test/unit/",
     "test:e2e:auto": "export CONSUMER_ENV=test && mocha --exit --timeout 15000 test/e2e/automated/",
-    "test:temp": "export CONSUMER_ENV=test && mocha --exit --timeout 15000 -g '#rate-limit' test/unit/json-rpc/",
+    "start:e2e:server": "export CONSUMER_ENV=test && node index.js",
+    "test:temp": "export SVC_ENV=test && mocha --exit --timeout 15000 -g '#rate-limit' test/unit/json-rpc/",
     "lint": "standard --env mocha --fix",
     "docs": "./node_modules/.bin/apidoc -i src/ -o docs",
     "coverage": "c8 report --reporter=text-lcov | coveralls",
@@ -24,24 +25,28 @@
   },
   "repository": "Permissionless-Software-Foundation/ipfs-bch-wallet-consumer",
   "dependencies": {
-    "@chainsafe/libp2p-gossipsub": "11.0.1",
-    "@chainsafe/libp2p-noise": "14.1.0",
-    "@chainsafe/libp2p-yamux": "6.0.1",
-    "@helia/unixfs": "3.0.1",
-    "@libp2p/bootstrap": "10.0.7",
-    "@libp2p/circuit-relay-v2": "1.0.13",
-    "@libp2p/identify": "1.0.6",
-    "@libp2p/keychain": "4.0.7",
-    "@libp2p/logger": "4.0.5",
-    "@libp2p/tcp": "9.0.7",
-    "@libp2p/webrtc": "4.0.17",
+    "@chainsafe/libp2p-gossipsub": "14.1.0",
+    "@chainsafe/libp2p-noise": "16.0.1",
+    "@chainsafe/libp2p-yamux": "7.0.1",
+    "@helia/unixfs": "4.0.2",
+    "@libp2p/bootstrap": "11.0.26",
+    "@libp2p/circuit-relay-v2": "3.2.2",
+    "@libp2p/config": "1.1.0",
+    "@libp2p/identify": "3.0.22",
+    "@libp2p/keychain": "5.0.14",
+    "@libp2p/logger": "5.1.8",
+    "@libp2p/ping": "2.0.22",
+    "@libp2p/tcp": "10.1.2",
+    "@libp2p/webrtc": "5.2.2",
+    "@libp2p/websockets": "9.2.2",
+    "@multiformats/multiaddr": "12.3.5",
     "axios": "0.27.2",
     "bcryptjs": "2.4.3",
-    "blockstore-fs": "1.1.8",
-    "datastore-fs": "9.1.6",
+    "blockstore-fs": "2.0.2",
+    "datastore-fs": "10.0.2",
     "glob": "7.1.6",
-    "helia": "2.1.0",
-    "helia-coord": "1.5.8",
+    "helia": "5.2.1",
+    "helia-coord": "1.7.2",
     "jsonrpc-lite": "2.2.0",
     "jsonwebtoken": "8.5.1",
     "jwt-bch-lib": "1.3.0",
@@ -56,14 +61,15 @@
     "koa-router": "10.0.0",
     "koa-static": "5.0.0",
     "koa2-ratelimit": "0.9.1",
-    "libp2p": "1.2.1",
+    "libp2p": "2.7.2",
     "line-reader": "0.4.0",
     "mime-types": "2.1.35",
-    "minimal-slp-wallet": "5.11.2",
+    "minimal-slp-wallet": "5.13.2",
     "mongoose": "5.13.14",
     "node-fetch": "npm:@achingbrain/node-fetch@2.6.7",
     "nodemailer": "6.7.5",
     "passport-local": "1.0.0",
+    "psffpp": "1.2.0",
     "public-ip": "6.0.1",
     "semver": "7.3.5",
     "winston": "3.3.3",

production/docker/Dockerfile

@@ -15,7 +15,7 @@ RUN apt-get install -y sudo git curl nano gnupg wget
 RUN sudo apt-get install -y ca-certificates curl gnupg
 RUN sudo mkdir -p /etc/apt/keyrings
 RUN curl -fsSL https://deb.nodesource.com/gpgkey/nodesource-repo.gpg.key | sudo gpg --dearmor -o /etc/apt/keyrings/nodesource.gpg
-RUN echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_16.x nodistro main" | sudo tee /etc/apt/sources.list.d/nodesource.list
+RUN echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_20.x nodistro main" | sudo tee /etc/apt/sources.list.d/nodesource.list
 RUN sudo apt-get update
 RUN sudo apt-get install -y nodejs build-essential
 
@@ -66,9 +66,6 @@ RUN npm install
 # Generate the API docs
 RUN npm run docs
 
-# Expose the port the API will be served on.
-#EXPOSE 5010
-
 # Start the application.
 #COPY start-production.sh start-production.sh
 CMD ["./start-production.sh"]

production/docker/docker-compose.yml

@@ -22,13 +22,16 @@ services:
       options:
         max-size: '10m'
         max-file: '10'
-    mem_limit: 4000mb
+    mem_limit: 1000mb
     links:
       - mongo-bch-consumer
     ports:
-      - '5015:5015' # <host port>:<container port>
-      - '4101:4101'
-      - '4103:4103'
+      # <host port>:<container port>
+      - '5015:5015' # REST API
+      - '4101:4101' # TCP
+      - '4103:4103' # Websockets
+      - '4105:4105' # WebRTC
+
     volumes:
       - ../data/ipfsdata:/home/safeuser/ipfs-bch-wallet-consumer/.ipfsdata
       - ./start-production.sh:/home/safeuser/ipfs-bch-wallet-consumer/start-production.sh

production/docker/start-production.sh

@@ -26,14 +26,20 @@ export DBURL=mongodb://172.17.0.1:5558/ipfs-bch-consumer-prod
 export PORT=5015
 
 # Production settings using external go-ipfs node.
-export SVC_ENV=prod
+export CONSUMER_ENV=prod
 export IPFS_HOST=172.17.0.1
 export IPFS_API_PORT=5001
 export IPFS_TCP_PORT=4101
 export IPFS_WS_PORT=4103
+export IPFS_WEB_RTC_PORT=4105
 
 # Set the debug level for helia-coord. 0-3.
 # 0 = no debug logs. 3 = maximum debug logs.
 export DEBUG_LEVEL=0
 
+# Use this if the IPFS node has a publically accessible IP address.
+#export CONNECT_PREF=direct
+# Use this if the IPFS node is behind a NAT or Firewall and cannot be accessed directly.
+export CONNECT_PREF=cr
+
 npm start

src/adapters/admin.js

@@ -51,70 +51,37 @@ class Admin {
   // used by the Listing Manager and test scripts, in order access private API
   // functions.
   async createSystemUser () {
-    // Create the system user.
     try {
-      context.password = _this._randomString(20)
-
-      const options = {
-        method: 'POST',
-        url: `${LOCALHOST}/users`,
-        data: {
-          user: {
-            email: 'system@system.com',
-            password: context.password,
-            name: 'admin'
-          }
-        }
+      const context = {
+        email: 'system@system.com',
+        name: 'admin',
+        password: _this.config.adminPassword || _this._randomString(20),
+        type: 'admin'
       }
-      const result = await _this.axios.request(options)
-      // console.log('admin.data: ', result.data)
+      // Check if the user already exists
+      let adminUser = await _this.User.findOne({ email: context.email })
 
-      context.email = result.data.user.email
-      context.id = result.data.user._id
-      context.token = result.data.token
+      if (adminUser) {
+        // Update the password
+        adminUser.password = context.password
+      } else {
+        // Create a new admin user
+        adminUser = new _this.User(context)
+      }
+      // Update context with the new user id and token
+      context.id = adminUser._id
+      context.token = await adminUser.generateToken()
 
-      // Get the mongoDB entry
-      const user = await _this.User.findById(context.id)
+      // Save the user
+      await adminUser.save()
 
-      // Change the user type to admin
-      user.type = 'admin'
-      // console.log(`user created: ${JSON.stringify(user, null, 2)}`)
-
-      // Save the user model.
-      await user.save()
-
-      // console.log(`admin user created: ${JSON.stringify(result.body, null, 2)}`)
-      // console.log(`with password: ${context.password}`)
-
-      // Write out the system user information to a JSON file that external
-      // applications like the Task Manager and the test scripts can access.
-
-      await jsonFiles.writeJSON(context, JSON_PATH)
-      // console.log('context: ', context)
-      // console.log('JSON_PATH: ', JSON_PATH)
+      // Write the user data to the JSON file
+      await _this.jsonFiles.writeJSON(context, JSON_PATH)
 
       return context
-    } catch (err) {
-      // Handle existing system user.
-      if (err.response.status === 422) {
-        try {
-          // Delete the existing user
-          await _this.deleteExistingSystemUser()
-
-          // Call this function again.
-          return _this.createSystemUser()
-        } catch (err2) {
-          console.error(
-            'Error in admin.js/createSystemUser() while trying generate new system user.'
-          )
-          // process.end(1)
-          throw err2
-        }
-      } else {
-        console.log('Error in admin.js/createSystemUser: ')
-        // process.end(1)
-        throw err
-      }
+    } catch (error) {
+      console.log('Error in admin.js/createSystemUser()')
+      throw error
     }
   }
 
@@ -129,6 +96,7 @@ class Admin {
       })
 
       await _this.User.deleteOne({ email: 'system@system.com' })
+      return true
     } catch (err) {
       console.log('Error in admin.js/deleteExistingSystemUser()')
       throw err
@@ -152,7 +120,7 @@ class Admin {
           Accept: 'application/json'
         },
         data: {
-          email: 'system@system.com',
+          email: existingUser.email,
           password: existingUser.password
         }
       }

src/adapters/bch/index.js

@@ -110,6 +110,9 @@ class BchAdapter {
   // Choose the BCH wallet service to use.
   async selectProvider (providerId) {
     try {
+      if (!providerId || typeof providerId !== 'string') {
+        throw new Error('providerId  must be a string!')
+      }
       this.ipfs.ipfsCoordAdapter.config.preferredProvider = providerId
 
       return true
@@ -405,7 +408,7 @@ class BchAdapter {
 
       // Wait for data to come back from the wallet service.
       const data = await this.waitForRPCResponse(rpcId)
-      console.log(`data: ${JSON.stringify(data, null, 2)}`)
+      // console.log(`data: ${JSON.stringify(data, null, 2)}`)
 
       return data
     } catch (err) {

src/adapters/ipfs-files/index.js

@@ -45,6 +45,10 @@ class IpfsFilesAdapter {
     this.rpcHandler = this.rpcHandler.bind(this)
     this.getStatus = this.getStatus.bind(this)
     this.selectProvider = this.selectProvider.bind(this)
+    this.getFileMetadata = this.getFileMetadata.bind(this)
+    this.getPins = this.getPins.bind(this)
+    this.waitForRPCResponse = this.waitForRPCResponse.bind(this)
+    this.pinClaim = this.pinClaim.bind(this)
   }
 
   // This handler is triggered when RPC data comes in over IPFS.
@@ -60,7 +64,7 @@ class IpfsFilesAdapter {
       this.rpcDataQueue.push(data)
     } catch (err) {
       console.error('Error in files/rpcHandler(): ', err)
-    // Do not throw error. This is a top-level function.
+      // Do not throw error. This is a top-level function.
     }
   }
 
@@ -77,7 +81,7 @@ class IpfsFilesAdapter {
 
       // Add names to the IPFS IDs for each provider.
       const initialServiceProviders =
-      this.ipfs.ipfsCoordAdapter.state.ipfsFileProviders
+        this.ipfs.ipfsCoordAdapter.state.ipfsFileProviders
       const serviceProviders = []
       for (let i = 0; i < initialServiceProviders.length; i++) {
         const thisProvider = initialServiceProviders[i]
@@ -115,12 +119,16 @@ class IpfsFilesAdapter {
   // Choose the ipfs-file-pin-service to use.
   async selectProvider (providerId) {
     try {
+      if (!providerId || typeof providerId !== 'string') {
+        throw new Error('providerId must be a string!')
+      }
+
       this.ipfs.ipfsCoordAdapter.config.selectedIpfsFileProvider = providerId
 
       return true
     } catch (err) {
       // console.log('createUser() error: ', err)
-      wlogger.error('Error in adapters/files/getStatus()')
+      wlogger.error('Error in adapters/files/selectProvider()')
       throw err
     }
   }
@@ -139,7 +147,7 @@ class IpfsFilesAdapter {
       // Throw an error if this IPFS node has not yet made a connection to a
       // wallet service provider.
       const selectedProvider =
-      this.ipfs.ipfsCoordAdapter.state.selectedIpfsFileProvider
+        this.ipfs.ipfsCoordAdapter.state.selectedIpfsFileProvider
       if (!selectedProvider) {
         throw new Error('No IPFS File Pin Service provider available yet.')
       }
@@ -182,13 +190,16 @@ class IpfsFilesAdapter {
       // Throw an error if this IPFS node has not yet made a connection to a
       // wallet service provider.
       const selectedProvider =
-      this.ipfs.ipfsCoordAdapter.state.selectedIpfsFileProvider
+        this.ipfs.ipfsCoordAdapter.state.selectedIpfsFileProvider
       if (!selectedProvider) {
         throw new Error('No IPFS File Pin Service provider available yet.')
       }
 
+      const { page } = inObj
+
       const rpcData = {
-        endpoint: 'getPins'
+        endpoint: 'getPins',
+        page
       }
 
       // Generate a UUID for the call.
@@ -221,6 +232,10 @@ class IpfsFilesAdapter {
   // Returns a promise that resolves to data when the RPC response is recieved.
   async waitForRPCResponse (rpcId) {
     try {
+      if (!rpcId) {
+        throw new Error('rpcId can not be false or undefined')
+      }
+
       // Initialize variables for tracking the return data.
       let dataFound = false
       let cnt = 0
@@ -258,7 +273,7 @@ class IpfsFilesAdapter {
 
         cnt++
 
-      // Exit if data was returned, or the window for a response expires.
+        // Exit if data was returned, or the window for a response expires.
       } while (!dataFound && cnt < 10)
       // console.log(`dataFound: ${dataFound}, cnt: ${cnt}`)
 
@@ -268,6 +283,53 @@ class IpfsFilesAdapter {
       throw err
     }
   }
+
+  async pinClaim (inObj = {}) {
+    try {
+      // Throw an error if this IPFS node has not yet made a connection to a
+      // ipfs service provider.
+      const selectedProvider =
+        this.ipfs.ipfsCoordAdapter.state.selectedIpfsFileProvider
+      if (!selectedProvider) {
+        throw new Error('No IPFS File Provider Service is available yet. Try again in a few seconds.')
+      }
+
+      const { proofOfBurnTxid, cid, claimTxid, filename, address } = inObj
+
+      const rpcData = {
+        endpoint: 'pinClaim',
+        proofOfBurnTxid,
+        cid,
+        claimTxid,
+        filename,
+        address
+      }
+
+      // Generate a UUID for the call.
+      const rpcId = this.uid()
+
+      // Generate a JSON RPC command.
+      const cmd = this.jsonrpc.request(rpcId, 'file-pin', rpcData)
+      const cmdStr = JSON.stringify(cmd)
+      // console.log('cmdStr: ', cmdStr)
+
+      // Send the RPC command to selected wallet service.
+      const thisNode = this.ipfs.ipfsCoordAdapter.ipfsCoord.thisNode
+      await this.ipfs.ipfsCoordAdapter.ipfsCoord.useCases.peer.sendPrivateMessage(
+        selectedProvider,
+        cmdStr,
+        thisNode
+      )
+
+      // Wait for data to come back from the wallet service.
+      const data = await this.waitForRPCResponse(rpcId)
+
+      return data
+    } catch (err) {
+      console.error('Error in pinClaim()')
+      throw err
+    }
+  }
 }
 
 // module.exports = P2wdbAdapter

src/adapters/ipfs/ipfs-coord.js

@@ -219,9 +219,10 @@ class IpfsCoordAdapter {
         }
       }
     } catch (err) {
+      console.log('Error in pollForP2wdbServices()', err)
       // catch and handle known failure mode.
       if (
-        err.message.includes("Cannot read property 'peerList' of undefined")
+        err.message.includes('Cannot read')
       ) {
         return
       }
@@ -276,6 +277,7 @@ class IpfsCoordAdapter {
             // Persist the config setting, so it can be used by other commands.
             // _this.conf.set('selectedService', thisPeer)
             console.log(`---->BCH wallet service selected: ${thisPeer}`)
+            console.log('preferredProvider: ', _this.config.preferredProvider)
           }
 
           // console.log('preferredProvider: ', _this.config.preferredProvider)
@@ -286,8 +288,12 @@ class IpfsCoordAdapter {
             _this.config.preferredProvider &&
             thisPeer === _this.config.preferredProvider
           ) {
+            // console.log('preferredProvider: ', _this.config.preferredProvider)
+            // console.log('thisPeer: ', thisPeer)
+            // console.log('selectedServiceProvider: ', _this.state.selectedServiceProvider)
             if (_this.state.selectedServiceProvider !== thisPeer) {
               console.log(`---->BCH wallet service switched to preferred peer: ${thisPeer}`)
+              console.log('preferredProvider: ', _this.config.preferredProvider)
             }
 
             _this.state.selectedServiceProvider = thisPeer
@@ -310,7 +316,7 @@ class IpfsCoordAdapter {
     } catch (err) {
       // catch and handle known failure mode.
       if (
-        err.message.includes("Cannot read property 'peerList' of undefined")
+        err.message.includes('Cannot read')
       ) {
         return
       }
@@ -366,6 +372,7 @@ class IpfsCoordAdapter {
             // Persist the config setting, so it can be used by other commands.
             // _this.conf.set('selectedService', thisPeer)
             console.log(`---->IPFS File service selected: ${thisPeer}`)
+            console.log('preferredIpfsFileProvider: ', _this.config.preferredIpfsFileProvider)
           }
 
           // console.log('preferredProvider: ', _this.config.preferredProvider)
@@ -400,7 +407,7 @@ class IpfsCoordAdapter {
     } catch (err) {
       // catch and handle known failure mode.
       if (
-        err.message.includes("Cannot read property 'peerList' of undefined")
+        err.message.includes('Cannot read')
       ) {
         return
       }

src/adapters/ipfs/ipfs.js

@@ -19,17 +19,20 @@ import { noise } from '@chainsafe/libp2p-noise'
 import { yamux } from '@chainsafe/libp2p-yamux'
 // import { bootstrap } from '@libp2p/bootstrap'
 // import { identifyService } from 'libp2p/identify'
-import { identify } from '@libp2p/identify'
-// import { circuitRelayServer, circuitRelayTransport } from 'libp2p/circuit-relay'
+import { identify, identifyPush } from '@libp2p/identify'
 import { circuitRelayServer, circuitRelayTransport } from '@libp2p/circuit-relay-v2'
+// import { circuitRelayServer } from '@libp2p/circuit-relay-v2'
 import { gossipsub } from '@chainsafe/libp2p-gossipsub'
 import { webSockets } from '@libp2p/websockets'
 import { publicIpv4 } from 'public-ip'
 import { multiaddr } from '@multiformats/multiaddr'
-import { webRTC } from '@libp2p/webrtc'
+import { webRTC, webRTCDirect } from '@libp2p/webrtc'
 import { keychain } from '@libp2p/keychain'
-import { defaultLogger } from '@libp2p/logger'
 import { unixfs } from '@helia/unixfs'
+// import { generateKeyPairFromSeed } from '@libp2p/crypto/keys'
+// import crypto from 'crypto'
+import { ping } from '@libp2p/ping'
+import { loadOrCreateSelfKey } from '@libp2p/config'
 
 // Local libraries
 import config from '../../../config/index.js'
@@ -64,8 +67,8 @@ class IpfsAdapter {
     this.createNode = this.createNode.bind(this)
     this.stop = this.stop.bind(this)
     this.ensureBlocksDir = this.ensureBlocksDir.bind(this)
+    // this.getPrivateKey = this.getPrivateKey.bind(this)
     this.getSeed = this.getSeed.bind(this)
-    this.getKeychain = this.getKeychain.bind(this)
   }
 
   // Start an IPFS node.
@@ -111,19 +114,6 @@ class IpfsAdapter {
     }
   }
 
-  async getKeychain (datastore) {
-    const keychainInit = {
-      pass: await this.getSeed()
-    }
-
-    const chain = this.keychain(keychainInit)({
-      datastore,
-      logger: defaultLogger()
-    })
-
-    return chain
-  }
-
   // This function creates an IPFS node using Helia.
   // It returns the node as an object.
   async createNode () {
@@ -132,83 +122,70 @@ class IpfsAdapter {
       const blockstore = new FsBlockstore(`${IPFS_DIR}/blockstore`)
       const datastore = new FsDatastore(`${IPFS_DIR}/datastore`)
 
-      // const keychainInit = {
-      //   pass: await this.getSeed()
-      // }
+      // Get the private key.
+      // const privateKey = await this.getPrivateKey()
+      // console.log('privateKey: ', privateKey)
 
       // Create an identity
-      let peerId
-      // console.log('this.keychain: ', this.keychain)
-      // const chain = this.keychain(keychainInit)({
-      //   datastore,
-      //   logger: defaultLogger()
-      // })
-      const chain = await this.getKeychain(datastore)
-      try {
-        peerId = await chain.exportPeerId('myKey')
-      } catch (err) {
-        await chain.createKey('myKey', 'Ed25519', 4096)
-        peerId = await chain.exportPeerId('myKey')
+      const keychainInit = {
+        selfKey: 'myKey',
+        pass: await this.getSeed()
       }
+      const privateKey = await loadOrCreateSelfKey(datastore, keychainInit)
 
       // Configure services
       const services = {
         identify: identify(),
-        pubsub: gossipsub({ allowPublishToZeroPeers: true })
+        identifyPush: identifyPush(),
+        pubsub: gossipsub({ allowPublishToZeroTopicPeers: true }),
+        ping: ping(),
+        keychain: keychain(keychainInit)
       }
       if (this.config.isCircuitRelay) {
         console.log('Helia (IPFS) node IS configured as Circuit Relay')
         services.relay = circuitRelayServer({ // makes the node function as a relay server
           hopTimeout: 30 * 1000, // incoming relay requests must be resolved within this time limit
-          advertise: true,
           reservations: {
             maxReservations: 15, // how many peers are allowed to reserve relay slots on this server
             reservationClearInterval: 300 * 1000, // how often to reclaim stale reservations
             applyDefaultLimit: true, // whether to apply default data/duration limits to each relayed connection
             defaultDurationLimit: 2 * 60 * 1000, // the default maximum amount of time a relayed connection can be open for
-            defaultDataLimit: BigInt(2 << 7), // the default maximum number of bytes that can be transferred over a relayed connection
-            maxInboundHopStreams: 32, // how many inbound HOP streams are allow simultaneously
-            maxOutboundHopStreams: 64 // how many outbound HOP streams are allow simultaneously
-          }
+            defaultDataLimit: BigInt(2 << 7) // the default maximum number of bytes that can be transferred over a relayed connection
+          },
+          maxInboundHopStreams: 32, // how many inbound HOP streams are allow simultaneously
+          maxOutboundHopStreams: 64 // how many outbound HOP streams are allow simultaneously
         })
       } else {
         console.log('Helia (IPFS) node IS NOT configured as Circuit Relay')
       }
 
-      // Configure transports
-      let transports
-      if (process.env.CONNECT_PREF === 'direct') {
-        transports = [
-          tcp(),
-          webSockets(),
-          webRTC()
-        ]
-      } else {
-        transports = [
-          tcp(),
-          webSockets(),
-          circuitRelayTransport({
-            discoverRelays: 3,
-            reservationConcurrency: 3
-          }),
-          webRTC()
-        ]
-      }
+      const transports = [
+        tcp(),
+        webSockets(),
+        circuitRelayTransport({
+          discoverRelays: 3,
+          reservationConcurrency: 3
+        }),
+        webRTC(),
+        webRTCDirect()
+      ]
 
       // libp2p is the networking layer that underpins Helia
       const libp2p = await this.createLibp2p({
-        peerId,
+        // peerId,
+        privateKey,
         datastore,
         addresses: {
           listen: [
             '/ip4/127.0.0.1/tcp/0',
             `/ip4/0.0.0.0/tcp/${this.config.ipfsTcpPort}`,
             `/ip4/0.0.0.0/tcp/${this.config.ipfsWsPort}/ws`,
-            '/webrtc'
+            '/webrtc',
+            '/p2p-circuit'
           ]
         },
         transports,
-        connectionEncryption: [
+        connectionEncrypters: [
           noise()
         ],
         streamMuxers: [
@@ -254,6 +231,10 @@ class IpfsAdapter {
 
       !this.fs.existsSync(`${IPFS_DIR}/datastore`) && this.fs.mkdirSync(`${IPFS_DIR}/datastore`)
 
+      !this.fs.existsSync(`${IPFS_DIR}/datastore/pkcs8`) && this.fs.mkdirSync(`${IPFS_DIR}/datastore/pkcs8`)
+
+      // !fs.existsSync(`${IPFS_DIR}/datastore/peers`) && fs.mkdirSync(`${IPFS_DIR}/datastore/peers`)
+
       return true
     } catch (err) {
       console.error('Error in adapters/ipfs.js/ensureBlocksDir(): ', err)
@@ -288,6 +269,48 @@ class IpfsAdapter {
       throw err
     }
   }
+
+  // Get the private key from disk, or generate a new one and save it,
+  // if it doesn't exist.
+  // async getPrivateKey () {
+  //   try {
+  //     const filename = `${IPFS_DIR}/privkey.json`
+
+  //     let privKeyHex
+  //     try {
+  //       // Try to read the JSON file containing the seed.
+  //       privKeyHex = await this.jsonFiles.readJSON(filename)
+  //       // console.log('saved privKeyHex: ', privKeyHex)
+  //     } catch (err) {
+  //       // Generate a new private key and save it to disk.
+
+  //       // Generate a new private key and save it to disk.
+  //       const randomBuffer = crypto.randomBytes(32)
+  //       // console.log('randomBuffer: ', randomBuffer)
+
+  //       privKeyHex = randomBuffer.toString('hex')
+  //       // console.log('new privKeyHex: ', privKeyHex)
+
+  //       // Save the newly generated seed
+  //       await this.jsonFiles.writeJSON(privKeyHex, filename)
+  //     }
+
+  //     // Convert the saved hex string to a buffer.
+  //     const privKeyBuf = Buffer.from(privKeyHex, 'hex')
+
+  //     // Convert the buffer to a Uint8Array 'seed'
+  //     const seed = new Uint8Array(privKeyBuf.buffer, privKeyBuf.byteOffset, privKeyBuf.byteLength)
+  //     // console.log('seed: ', seed)
+
+  //     // Generate a ED25519 key pair.
+  //     const privKey = await generateKeyPairFromSeed('Ed25519', seed)
+
+  //     return privKey
+  //   } catch (err) {
+  //     console.error('Error in adapters/ipfs/ipfs.js/getPrivateKey(): ', err)
+  //     throw err
+  //   }
+  // }
 }
 
 export default IpfsAdapter

src/adapters/localdb/index.js

@@ -4,11 +4,13 @@
 
 // Load Mongoose models.
 import Users from './models/users.js'
+import Usage from './models/usage.js'
 
 class LocalDB {
   constructor () {
     // Encapsulate dependencies
     this.Users = Users
+    this.Usage = Usage
   }
 }
 

src/adapters/localdb/models/usage.js

@@ -0,0 +1,15 @@
+/*
+  Usage data model
+*/
+
+// Global npm libraries
+import mongoose from 'mongoose'
+
+const Usage = new mongoose.Schema({
+  ip: { type: String },
+  url: { type: String },
+  method: { type: String },
+  timestamp: { type: Date }
+})
+
+export default mongoose.model('usage', Usage)

src/adapters/p2wdb/index.js

@@ -109,6 +109,9 @@ class P2wdbAdapter {
   // Choose the BCH wallet service to use.
   async selectProvider (providerId) {
     try {
+      if (!providerId || typeof providerId !== 'string') {
+        throw new Error('providerId must be a string!')
+      }
       this.ipfs.ipfsCoordAdapter.config.preferredP2wdbProvider = providerId
 
       return true
@@ -215,6 +218,10 @@ class P2wdbAdapter {
   // Returns a promise that resolves to data when the RPC response is recieved.
   async waitForRPCResponse (rpcId) {
     try {
+      if (!rpcId) {
+        throw new Error('rpcId can not be false or undefined')
+      }
+
       // Initialize variables for tracking the return data.
       let dataFound = false
       let cnt = 0

src/adapters/wallet.adapter.js

@@ -20,6 +20,13 @@ class Wallet {
 
     // Bind 'this' object to all subfunctions
     this.instanceWalletWithoutInitialization = this.instanceWalletWithoutInitialization.bind(this)
+    this._instanceWallet = this._instanceWallet.bind(this)
+    this.openWallet = this.openWallet.bind(this)
+    this.instanceWallet = this.instanceWallet.bind(this)
+    this.incrementNextAddress = this.incrementNextAddress.bind(this)
+    this.getKeyPair = this.getKeyPair.bind(this)
+    this.optimize = this.optimize.bind(this)
+    this.getBalance = this.getBalance.bind(this)
   }
 
   // This is used for initializing the wallet, without waiting to update the wallet

src/controllers/index.js

@@ -23,6 +23,13 @@ class Controllers {
     this.useCases = new UseCases(localConfig)
     this.timerControllers = new TimerControllers({ adapters: this.adapters, useCases: this.useCases })
     this.config = config
+
+    // Bind 'this' object to all subfunction
+    this.initAdapters = this.initAdapters.bind(this)
+    this.initUseCases = this.initUseCases.bind(this)
+    this.attachRESTControllers = this.attachRESTControllers.bind(this)
+    this.attachControllers = this.attachControllers.bind(this)
+    this.attachRPCControllers = this.attachRPCControllers.bind(this)
   }
 
   // Spin up any adapter libraries that have async startup needs.

src/controllers/json-rpc/index.js

@@ -107,7 +107,7 @@ class JSONRPC {
 
       // Default return string
       let retObj = _this.defaultResponse()
-
+      console.log('parsedData ', parsedData)
       // Forward data on to bch adapter if this is the response of a BCH query.
       try {
         if (parsedData.payload.result.method === 'bch') {

src/controllers/rest-api/index.js

@@ -15,6 +15,8 @@ import BchRESTController from './bch/index.js'
 import IpfsRESTController from './ipfs/index.js'
 import P2wdbRESTController from './p2wdb/index.js'
 import PriceRESTController from './price/index.js'
+import config from '../../../config/index.js'
+import UsageRESTController from './usage/index.js'
 
 class RESTControllers {
   constructor (localConfig = {}) {
@@ -32,7 +34,11 @@ class RESTControllers {
       )
     }
 
-    // console.log('Controllers localConfig: ', localConfig)
+    // Bind 'this' object to all subfunctions.
+    this.attachRESTControllers = this.attachRESTControllers.bind(this)
+
+    // Encapsulate dependencies
+    this.config = config
   }
 
   attachRESTControllers (app) {
@@ -41,13 +47,15 @@ class RESTControllers {
       useCases: this.useCases
     }
 
-    // Attach the REST API Controllers associated with the /auth route
-    const authRESTController = new AuthRESTController(dependencies)
-    authRESTController.attach(app)
+    if (!this.config.noMongo) {
+      // Attach the REST API Controllers associated with the /auth route
+      const authRESTController = new AuthRESTController(dependencies)
+      authRESTController.attach(app)
 
-    // Attach the REST API Controllers associated with the /user route
-    const userRouter = new UserRouter(dependencies)
-    userRouter.attach(app)
+      // Attach the REST API Controllers associated with the /user route
+      const userRouter = new UserRouter(dependencies)
+      userRouter.attach(app)
+    }
 
     // Attach the REST API Controllers associated with the /contact route
     const contactRESTController = new ContactRESTController(dependencies)
@@ -72,6 +80,10 @@ class RESTControllers {
     // Attach the REST API Controllers associated with the /price route
     const priceRESTController = new PriceRESTController(dependencies)
     priceRESTController.attach(app)
+
+    // Attach the REST API Controllers associated with the /usage route
+    const usageRESTController = new UsageRESTController(dependencies)
+    usageRESTController.attach(app)
   }
 }
 

src/controllers/rest-api/ipfs/controller.js

@@ -39,6 +39,9 @@ class IpfsRESTControllerLib {
     this.getService = this.getService.bind(this)
     this.getFileInfo = this.getFileInfo.bind(this)
     this.getPins = this.getPins.bind(this)
+    this.cid2json = this.cid2json.bind(this)
+    this.downloadFile = this.downloadFile.bind(this)
+    this.pinClaim = this.pinClaim.bind(this)
   }
 
   /**
@@ -164,12 +167,34 @@ class IpfsRESTControllerLib {
       )
       ctx.body = readStream
     } catch (err) {
-      // wlogger.error('Error in ipfs/controller.js/viewFile(): ', err)
       console.log('Error in ipfs/controller.js/viewFile(): ', err)
       this.handleError(ctx, err)
     }
   }
 
+  /**
+   * @api {get} /ipfs/download/:cid Download a file via its IPFS CID
+   * @apiPermission public
+   * @apiName GetCidDownload
+   * @apiGroup REST IPFS
+   * @apiDescription Download a file via its IPFS CID. Returns a readable stream.
+   *
+   * @apiExample Example usage:
+   * curl -H "Content-Type: application/json" -X GET localhost:5001/ipfs/download/bafkreieaqtdhfywyddomswogynzymukosqqgqo7lkt5lch2zwfnc55m6om
+   */
+  async downloadFile (ctx) {
+    try {
+      const { cid } = ctx.params
+
+      const { readStream } = await this.useCases.ipfs.downloadCid({ cid })
+
+      ctx.body = readStream
+    } catch (err) {
+      console.log('Error in ipfs/controller.js/downloadFile(): ', err)
+      this.handleError(ctx, err)
+    }
+  }
+
   /**
    * @api {get} /ipfs/service Get the IPFS ID for the File Pin service
    * @apiPermission public
@@ -191,7 +216,7 @@ class IpfsRESTControllerLib {
         selectedIpfsFileProvider
       }
     } catch (err) {
-      // wlogger.error('Error in ipfs/controller.js/viewFile(): ', err)
+      // wlogger.error('Error in ipfs/controller.js/getService(): ', err)
       console.log('Error in ipfs/controller.js/getService(): ', err)
       this.handleError(ctx, err)
     }
@@ -219,8 +244,7 @@ class IpfsRESTControllerLib {
 
       ctx.body = metadata
     } catch (err) {
-      // wlogger.error('Error in ipfs/controller.js/viewFile(): ', err)
-      console.log('Error in ipfs/controller.js/getService(): ', err)
+      console.log('Error in ipfs/controller.js/getFileInfo(): ', err)
       this.handleError(ctx, err)
     }
   }
@@ -238,23 +262,73 @@ class IpfsRESTControllerLib {
    */
   async getPins (ctx) {
     try {
-      // const { cid } = ctx.params
+      const { page } = ctx.params
 
       const ipfsFiles = this.adapters.ipfsFiles
 
-      const pinData = await ipfsFiles.getPins()
+      const pinData = await ipfsFiles.getPins({ page })
       console.log('getPins() pinData: ', pinData)
 
       ctx.body = pinData
     } catch (err) {
-      // wlogger.error('Error in ipfs/controller.js/viewFile(): ', err)
       console.log('Error in ipfs/controller.js/getPins(): ', err)
       this.handleError(ctx, err)
     }
   }
 
+  /**
+   * @api {get} /ipfs/cid2json/:cid Given a CID, retrieve a JSON object
+   * @apiPermission public
+   * @apiName GetCid2Json
+   * @apiGroup REST IPFS
+   * @apiDescription Given a CID, retrieve a JSON object.
+   * If the CID does not resolves to a JSON file, then an error is thrown.
+   *
+   * @apiExample Example usage:
+   * curl -H "Content-Type: application/json" -X GET localhost:5015/ipfs/cid2json/bafkreigbgrvpagnmrqz2vhofifrqobigsxkdvnvikf5iqrkrbwrzirazhm
+   *
+   */
+  async cid2json (ctx) {
+    try {
+      const { cid } = ctx.params
+
+      const json = await this.useCases.ipfs.cid2json({ cid })
+
+      ctx.body = json
+    } catch (err) {
+      console.log('Error in ipfs/controller.js/cid2json(): ', err.message)
+      this.handleError(ctx, err)
+    }
+  }
+
+  /**
+   * @api {post} /ipfs/pin-claim Process pin claim.
+   * @apiPermission public
+   * @apiName PinClaim
+   * @apiGroup REST IPFS
+   * @apiDescription Process pin claim.
+   *
+   * @apiExample Example usage:
+   * curl -H "Content-Type: application/json" -X POST -d '{ "proofOfBurnTxid": "be4b63156c93f58ed311d403d9f756deda9abbc81d0fef8fbe5d769538b4261c", "cid": "bafybeied3zdwdiro7fqytyha2yfband4lwcrtozmf6shynylt3kexh26dq", "claimTxid": "c71e2f2cdf8658d90c61ac6183b8ffeeb359779807b317386044705d8352f0f2", "filename": "mutable-67ccefcca67097473e78ca10.json", "address": "bitcoincash:qqs2wrahl6azn9qdyrmp9ygeejqvzr8ruv7e9m30fr" }' http://localhost:5001/ipfs/pin-claim   *
+   */
+  async pinClaim (ctx) {
+    try {
+      const body = ctx.request.body
+
+      const result = await this.useCases.ipfs.pinClaim(body)
+
+      ctx.body = result
+    } catch (err) {
+      console.log('Error in ipfs/controller.js/cid2json(): ', err.message)
+      this.handleError(ctx, err)
+    }
+  }
+
   // DRY error handler
   handleError (ctx, err) {
+    // console.log('handleError() err.status: ', err.status)
+    // console.log('handleError() err.message: ', err.message)
+
     // If an HTTP status is specified by the buisiness logic, use that.
     if (err.status) {
       if (err.message) {
@@ -263,6 +337,7 @@ class IpfsRESTControllerLib {
         ctx.throw(err.status)
       }
     } else {
+      // console.log(`handleError() err.message: ${err.message}`)
       // By default use a 422 error if the HTTP status is not specified.
       ctx.throw(422, err.message)
     }

src/controllers/rest-api/ipfs/index.js

@@ -57,10 +57,12 @@ class IpfsRouter {
     this.router.post('/connect', this.ipfsRESTController.connect)
     this.router.get('/node', this.ipfsRESTController.getThisNode)
     this.router.get('/view/:cid', this.ipfsRESTController.viewFile)
+    this.router.get('/download/:cid', this.ipfsRESTController.downloadFile)
     this.router.get('/service', this.ipfsRESTController.getService)
     this.router.get('/file-info/:cid', this.ipfsRESTController.getFileInfo)
-    this.router.get('/pins', this.ipfsRESTController.getPins)
-
+    this.router.get('/pins/:page', this.ipfsRESTController.getPins)
+    this.router.get('/cid2json/:cid', this.ipfsRESTController.cid2json)
+    this.router.post('/pin-claim', this.ipfsRESTController.pinClaim)
     // Attach the Controller routes to the Koa app.
     app.use(this.router.routes())
     app.use(this.router.allowedMethods())

src/controllers/rest-api/price/controller.js

@@ -28,7 +28,10 @@ class PriceRESTControllerLib {
     // this.UserModel = this.adapters.localdb.Users
     // this.userUseCases = this.useCases.user
 
-    // _this = this
+    // Bind 'this' object to all subfunctions
+    this.getUSD = this.getUSD.bind(this)
+    this.getXecPrice = this.getXecPrice.bind(this)
+    this.getPsffppWritePrice = this.getPsffppWritePrice.bind(this)
   }
 
   /**
@@ -89,6 +92,22 @@ class PriceRESTControllerLib {
     }
   }
 
+  // Get the write price in PSF tokens to pin 1MB to the PSFFPP.
+  // TODO: Add API docs.
+  // curl -X GET http://localhost:5015/price/psffpp
+  async getPsffppWritePrice (ctx) {
+    try {
+      const psfPrice = await this.useCases.ipfs.getWritePrice()
+
+      ctx.body = { psfPrice }
+    } catch (err) {
+      // Write out error to error log.
+      wlogger.error('Error in GET /price/getPsffppWritePrice', err)
+
+      this.handleError(ctx, err)
+    }
+  }
+
   // DRY error handler
   handleError (ctx, err) {
     // If an HTTP status is specified by the buisiness logic, use that.

src/controllers/rest-api/price/index.js

@@ -53,6 +53,7 @@ class PriceRouter {
     // Define the routes and attach the controller.
     this.router.get('/usd', this.getPrice)
     this.router.get('/xecusd', this.getXecPrice)
+    this.router.get('/psffpp', this.getPsffppWritePrice)
 
     // Attach the Controller routes to the Koa app.
     app.use(this.router.routes())
@@ -66,6 +67,10 @@ class PriceRouter {
   async getXecPrice (ctx, next) {
     await _this.priceRESTController.getXecPrice(ctx, next)
   }
+
+  async getPsffppWritePrice (ctx, next) {
+    await _this.priceRESTController.getPsffppWritePrice(ctx, next)
+  }
 }
 
 // module.exports = PriceRouter

src/controllers/rest-api/usage/controller.js

@@ -0,0 +1,119 @@
+/*
+  REST API Controller library for the /usage route
+*/
+
+// Global npm libraries
+
+// Local libraries
+import wlogger from '../../../adapters/wlogger.js'
+
+class UsageRESTControllerLib {
+  constructor (localConfig = {}) {
+    // Dependency Injection.
+    this.adapters = localConfig.adapters
+    if (!this.adapters) {
+      throw new Error(
+        'Instance of Adapters library required when instantiating /usage REST Controller.'
+      )
+    }
+    this.useCases = localConfig.useCases
+    if (!this.useCases) {
+      throw new Error(
+        'Instance of Use Cases library required when instantiating /usage REST Controller.'
+      )
+    }
+
+    // Encapsulate dependencies
+
+    // Bind 'this' object to all subfunctions
+    this.getStatus = this.getStatus.bind(this)
+    this.getTopIps = this.getTopIps.bind(this)
+    this.getTopEndpoints = this.getTopEndpoints.bind(this)
+    this.handleError = this.handleError.bind(this)
+  }
+
+  /**
+   * @api {get} /usage Get status on IPFS infrastructure
+   * @apiPermission public
+   * @apiName GetUsageStatus
+   * @apiGroup REST Usage
+   *
+   * @apiExample Example usage:
+   * curl -H "Content-Type: application/json" -X GET localhost:5020/usage
+   *
+   */
+  getStatus (ctx) {
+    try {
+      // const status = await this.adapters.ipfs.getStatus()
+      const status = this.useCases.usage.getRestSummary()
+
+      ctx.body = { status }
+    } catch (err) {
+      wlogger.error('Error in usage/controller.js/getStatus(): ')
+      // ctx.throw(422, err.message)
+      this.handleError(ctx, err)
+    }
+  }
+
+  /**
+   * @api {get} /usage/ips Get top IP addresses consuming the REST API
+   * @apiPermission public
+   * @apiName GetUsageIPs
+   * @apiGroup REST Usage
+   *
+   * @apiExample Example usage:
+   * curl -H "Content-Type: application/json" -X GET localhost:5020/usage/ips
+   *
+   */
+  getTopIps (ctx) {
+    try {
+      const ips = this.useCases.usage.getTopIps()
+
+      ctx.body = { ips }
+    } catch (err) {
+      wlogger.error('Error in usage/controller.js/getTopIps(): ')
+      // ctx.throw(422, err.message)
+      this.handleError(ctx, err)
+    }
+  }
+
+  /**
+   * @api {get} /usage/endpoints Get top endpoints consumed from the REST API
+   * @apiPermission public
+   * @apiName GetUsageEndpoints
+   * @apiGroup REST Usage
+   *
+   * @apiExample Example usage:
+   * curl -H "Content-Type: application/json" -X GET localhost:5020/usage/endpoints
+   *
+   */
+  getTopEndpoints (ctx) {
+    try {
+      const endpoints = this.useCases.usage.getTopEndpoints()
+
+      ctx.body = { endpoints }
+    } catch (err) {
+      wlogger.error('Error in usage/controller.js/getTopEndpoints(): ')
+      // ctx.throw(422, err.message)
+      this.handleError(ctx, err)
+    }
+  }
+
+  // DRY error handler
+  handleError (ctx, err) {
+    // If an HTTP status is specified by the buisiness logic, use that.
+    if (err.status) {
+      if (err.message) {
+        ctx.throw(err.status, err.message)
+      } else {
+        ctx.throw(err.status)
+      }
+    } else {
+      // By default use a 422 error if the HTTP status is not specified.
+      ctx.throw(422, err.message)
+    }
+  }
+}
+
+// module.exports = IpfsRESTControllerLib
+export default UsageRESTControllerLib

src/controllers/rest-api/usage/index.js

@@ -0,0 +1,65 @@
+/*
+  REST API library for the /usage route.
+*/
+
+// Public npm libraries.
+import Router from 'koa-router'
+
+// Local libraries.
+import UsageRESTControllerLib from './controller.js'
+import Validators from '../middleware/validators.js'
+
+// let _this
+
+class UsageRouter {
+  constructor (localConfig = {}) {
+    // Dependency Injection.
+    this.adapters = localConfig.adapters
+    if (!this.adapters) {
+      throw new Error(
+        'Instance of Adapters library required when instantiating IPFS REST Controller.'
+      )
+    }
+    this.useCases = localConfig.useCases
+    if (!this.useCases) {
+      throw new Error(
+        'Instance of Use Cases library required when instantiating IPFS REST Controller.'
+      )
+    }
+
+    const dependencies = {
+      adapters: this.adapters,
+      useCases: this.useCases
+    }
+
+    // Encapsulate dependencies.
+    this.usageRESTController = new UsageRESTControllerLib(dependencies)
+    this.validators = new Validators()
+
+    // Instantiate the router and set the base route.
+    const baseUrl = '/usage'
+    this.router = new Router({ prefix: baseUrl })
+
+    // _this = this
+  }
+
+  attach (app) {
+    if (!app) {
+      throw new Error(
+        'Must pass app object when attaching REST API controllers.'
+      )
+    }
+
+    // Define the routes and attach the controller.
+    this.router.get('/', this.usageRESTController.getStatus)
+    this.router.get('/ips', this.usageRESTController.getTopIps)
+    this.router.get('/endpoints', this.usageRESTController.getTopEndpoints)
+
+    // Attach the Controller routes to the Koa app.
+    app.use(this.router.routes())
+    app.use(this.router.allowedMethods())
+  }
+}
+
+// module.exports = BchRouter
+export default UsageRouter

src/controllers/rest-api/users/index.js

@@ -10,6 +10,8 @@ import UserRESTControllerLib from './controller.js'
 
 import Validators from '../middleware/validators.js'
 
+import config from '../../../../config/index.js'
+
 let _this
 
 class UserRouter {
@@ -34,6 +36,7 @@ class UserRouter {
     }
 
     // Encapsulate dependencies.
+    this.config = config
     this.userRESTController = new UserRESTControllerLib(dependencies)
     this.validators = new Validators()
 
@@ -52,7 +55,7 @@ class UserRouter {
     }
 
     // Define the routes and attach the controller.
-    this.router.post('/', this.userRESTController.createUser)
+    this.router.post('/', this.createUser)
     this.router.get('/', this.getAll)
     this.router.get('/:id', this.getById)
     this.router.put('/:id', this.updateUser)
@@ -63,6 +66,14 @@ class UserRouter {
     app.use(this.router.allowedMethods())
   }
 
+  async createUser (ctx, next) {
+    if (process.env.DISABLE_NEW_ACCOUNTS) {
+      await _this.validators.ensureAdmin(ctx, next)
+    }
+    await _this.userRESTController.createUser(ctx, next)
+    return true
+  }
+
   async getAll (ctx, next) {
     await _this.validators.ensureUser(ctx, next)
     await _this.userRESTController.getUsers(ctx, next)

src/controllers/timer-controllers.js

@@ -1,6 +1,6 @@
 /*
   This Controller library is concerned with timer-based functions that are
-  kicked off periodicially.
+  kicked off periodically.
 */
 
 import config from '../../config/index.js'
@@ -23,43 +23,97 @@ class TimerControllers {
 
     this.debugLevel = localConfig.debugLevel
 
+    // Constants
+    this.cleanUsageInterval = 60000 * 60 // 1 hour
+    this.backupUsageInterval = 60000 * 10 // 10 minutes
+    this.rebootInterval = 60000 * 60 * 12 // 12 hours
+
     // Encapsulate dependencies
     this.config = config
 
     // Bind 'this' object to all subfunctions.
-    this.exampleTimerFunc = this.exampleTimerFunc.bind(this)
-
-    // this.startTimers()
+    this.cleanUsage = this.cleanUsage.bind(this)
+    this.backupUsage = this.backupUsage.bind(this)
+    this.autoReboot = this.autoReboot.bind(this)
   }
 
   // Start all the time-based controllers.
   startTimers () {
     // Any new timer control functions can be added here. They will be started
     // when the server starts.
-    this.optimizeWalletHandle = setInterval(this.exampleTimerFunc, 60000 * 10)
+    this.cleanUsageHandle = setInterval(this.cleanUsage, this.cleanUsageInterval)
+    this.backupUsageHandle = setInterval(this.backupUsage, this.backupUsageInterval)
+
+    // Periodically reboot this app. Helia has a slight memory leak, and occasionally
+    // runs into unrecoverable network issues. Rebooting is one way to overcome these
+    // black-box issues.
+    this.rebootHandle = setInterval(this.autoReboot, this.rebootInterval)
 
     return true
   }
 
   stopTimers () {
-    clearInterval(this.optimizeWalletHandle)
+    clearInterval(this.cleanUsageHandle)
+    clearInterval(this.backupUsageHandle)
   }
 
-  // Replace this example function with your own timer handler.
-  exampleTimerFunc (negativeTest) {
+  // Clean the usage state so that stats reflect the last 24 hours.
+  cleanUsage () {
     try {
-      // console.log('Example timer controller executed.')
+      clearInterval(this.cleanUsageHandle)
 
-      if (negativeTest) throw new Error('test error')
+      const now = new Date()
+      console.log(`cleanUsage() Timer Controller executing at ${now.toLocaleString()}`)
+
+      this.useCases.usage.cleanUsage()
+
+      this.cleanUsageHandle = setInterval(this.cleanUsage, this.cleanUsageInterval)
 
       return true
     } catch (err) {
-      console.error('Error in exampleTimerFunc(): ', err)
+      console.error('Error in time-controller.js/cleanUsage(): ', err)
+
+      this.cleanUsageHandle = setInterval(this.cleanUsage, this.cleanUsageInterval)
 
       // Note: Do not throw an error. This is a top-level function.
       return false
     }
   }
+
+  // Backup the usage stats to the database
+  async backupUsage () {
+    try {
+      clearInterval(this.backupUsageHandle)
+
+      console.log('backupUsage() Timer Controller executing at ', new Date().toLocaleString())
+
+      // Clear the database of old usage data.
+      await this.useCases.usage.clearUsage()
+
+      // Save the current usage snapshot to the database.
+      await this.useCases.usage.saveUsage()
+
+      this.backupUsageHandle = setInterval(this.backupUsage, this.backupUsageInterval)
+
+      return true
+    } catch (err) {
+      console.error('Error in time-controller.js/backupUsage(): ', err)
+
+      this.backupUsageHandle = setInterval(this.backupUsage, this.backupUsageInterval)
+
+      // Note: Do not throw an error. This is a top-level function.
+      return false
+    }
+  }
+
+  // This timer is used to auto-reboot the processes. If this is being run in Docker container
+  // (the target for production), the Docker container should automatically restart the timer.
+  // This is a temporary fix to the IPFS node stalling occasionally until a better fix can be
+  // found.
+  autoReboot () {
+    console.log('Rebooting service.')
+    process.exit(1)
+  }
 }
 
 export default TimerControllers

src/use-cases/index.js

@@ -7,6 +7,7 @@
 // Local libraries
 import UserUseCases from './user.js'
 import IpfsUseCases from './ipfs-use-cases.js'
+import { UsageUseCases } from './usage-use-cases.js'
 
 class UseCases {
   constructor (localConfig = {}) {
@@ -26,10 +27,14 @@ class UseCases {
     // console.log('use-cases/index.js localConfig: ', localConfig)
     this.user = new UserUseCases(localConfig)
     this.ipfs = new IpfsUseCases(localConfig)
+    this.usage = new UsageUseCases(localConfig)
   }
 
   // Run any startup Use Cases at the start of the app.
   async start () {
+    // Load the usage stats from the database
+    await this.usage.loadUsage()
+
     console.log('Async Use Cases have been started.')
 
     return true

src/use-cases/ipfs-use-cases.js

@@ -8,6 +8,8 @@
 // import RetryQueue from '@chris.troutner/retry-queue'
 // import { exporter } from 'ipfs-unixfs-exporter'
 import { Duplex } from 'stream'
+import PSFFPP from 'psffpp'
+import { CID } from 'multiformats'
 
 // Local libraries
 // import PinEntity from '../entities/pin.js'
@@ -26,18 +28,26 @@ class IpfsUseCases {
     }
 
     // Encapsulate dependencies
-    // this.exporter = exporter
+    this.psffpp = null // placeholder
+    this.CID = CID
 
     // Bind 'this' object to all class subfunctions.
     this.downloadCid = this.downloadCid.bind(this)
     // this.downloadCid2 = this.downloadCid2.bind(this)
+    this.getWritePrice = this.getWritePrice.bind(this)
+    this.getCidMetadata = this.getCidMetadata.bind(this)
+    this.cid2json = this.cid2json.bind(this)
+    this.pinClaim = this.pinClaim.bind(this)
+
+    // State
+    this.lastWritePriceUpdate = null // Used to periodically update write price.
   }
 
   // Download a pinned file, given its CID.
   // Returns a readable stream.
   async downloadCid (inObj = {}) {
     try {
-      const { cid } = inObj
+      let { cid } = inObj
 
       if (!cid) throw new Error('CID is undefined')
 
@@ -58,6 +68,47 @@ class IpfsUseCases {
 
       const helia = this.adapters.ipfs.ipfs
 
+      const cidClass = this.CID.parse(cid)
+
+      // Download the file from other nodes.
+      await helia.blockstore.get(cidClass)
+
+      // list cid content, to dermine if this is a file-based or directory-based CID.
+      const contentArray = []
+      for await (const file of helia.fs.ls(cid)) {
+        contentArray.push(file)
+      }
+
+      // Handle directory-based CIDs. This is used by Token Tiger for mutable and immutable token data.
+      /**
+      *  If the cid is a directory
+       * The next block of code sends a html page with a list of links with the file names into the directory.
+       * Skipping this code delivers directly the first file detected in the directory.
+       */
+      const isDir = contentArray[0].path.match('/') // TODO : looking for a better way to detect if is a directory
+      // 'listDir' is a flag to ignore this code on /download endpoint.
+      if (isDir) {
+        console.log('This CID is a directory. contentArray[0]: ', contentArray[0])
+        cid = `${cid}/${contentArray[0].name}`
+
+        // throw new Error('CID is a directory. Not supported yet.')
+        // const stream = new Stream.Readable({ read () { } })
+        // for (let i = 0; i < contentArray.length; i++) {
+        //   const cont = contentArray[i]
+        //   // List all paths excluding root path.
+        //   if (cont.path !== cid) {
+        //     // Add links to the gateway with the format  cid/:filename
+        //     stream.push(`<a href='${this.config.domainName}/ipfs/view/${cid}/${cont.name}' >/${cont.name} ( CID:  ${cont.cid} )</a><hr />`)
+        //   }
+        // }
+
+        // stream.push(null)
+        // // return fileName as html because the controller the library <mime.lookup> sends it as html
+        // return { readStream: stream }
+      } else {
+        console.log('This CID is not a directory.')
+      }
+
       // Convert the file to a Buffer.
       const fileChunks = []
       for await (const chunk of helia.fs.cat(cid)) {
@@ -83,6 +134,44 @@ class IpfsUseCases {
     }
   }
 
+  // Get the price (in PSF tokens) to pin 1MB to the PSFFPP network. This price
+  // is set on-chain by the PSF Minting Council. PSFoundation.cash
+  async getWritePrice (inObj = {}) {
+    try {
+      const wallet = this.adapters.wallet.bchWallet
+      // console.log('getWritePrice() wallet: ', wallet)
+
+      // Instantiate the psffpp library if it hasn't already been.
+      // Dev Note: Important to only instantiate once, since the write price
+      // is cached by the psffpp library. Instantiating only once improves
+      // performance of price lookup.
+      if (!this.psffpp) {
+        this.psffpp = new PSFFPP({ wallet })
+
+        const now = new Date()
+        this.lastWritePriceUpdate = now.getTime()
+      }
+
+      // Periodically re-validate the write-price (by re-instantiating the
+      // PSFFPP library) in case it's changed.
+      const now = new Date()
+      const sixHours = 1000 * 60 * 60 * 6
+
+      if (this.lastWritePriceUpdate + sixHours < now.getTime()) {
+        this.psffpp = new PSFFPP({ wallet })
+
+        this.lastWritePriceUpdate = now.getTime()
+      }
+
+      const writePrice = await this.psffpp.getMcWritePrice()
+
+      return writePrice
+    } catch (err) {
+      console.error('Error in use-cases/ipfs-use-cases.js/getWritePrice()')
+      throw err
+    }
+  }
+
   // Given a CID, this function will retrieve file metadata from the
   // ipfs-file-pin-service, using the IPFS JSON-RPC. This metadata includes
   // the filename, which can be used to infer mime-type, so that it can be
@@ -109,6 +198,107 @@ class IpfsUseCases {
     }
   }
 
+  // Given a CID, this function will retrieve a JSON object from the
+  // ipfs-file-pin-service, using the IPFS JSON-RPC.
+  async cid2json (inObj = {}) {
+    try {
+      const { cid } = inObj
+      console.log('cid2json() cid: ', cid)
+
+      // Throw an error if ipfs-bch-wallet-consumer has not yet connected to an instance of ipfs-file-pin-service.
+      const ipfsFileProvider = this.adapters.ipfs.ipfsCoordAdapter.state.selectedIpfsFileProvider
+      if (!ipfsFileProvider) {
+        throw new Error('No IPFS File Provider Service is available yet. Try again in a few seconds.')
+      }
+
+      // Throw an error if ipfs-bch-wallet-consumer can not communicate with the ipfs-file-pin-service.
+      const ipfsFiles = this.adapters.ipfsFiles
+      const metadata = await ipfsFiles.getFileMetadata({ cid })
+      if (metadata.success === false) {
+        throw new Error(`Could not communicate with instance of ipfs-file-pin-service ${ipfsFileProvider}. Try again in a few seconds.`)
+      }
+
+      // Throw an error if the file is not pinned.
+      const fileMetadata = metadata.fileMetadata
+      if (!fileMetadata.dataPinned) {
+        throw new Error(`CID ${cid} has not been pinned by ipfs-file-pin-service instance ${ipfsFileProvider}`)
+      }
+      // console.log('fileMetadata: ', fileMetadata)
+
+      // Throw an error if this is not a JSON file
+      const filename = fileMetadata.filename
+
+      if (!filename.endsWith('.json')) {
+        throw new Error(`CID ${cid} does not resolve to a JSON file.`)
+      }
+
+      // Retrieve the CID content and store it in a Buffer.
+      const helia = this.adapters.ipfs.ipfs
+      const fileChunks = []
+
+      // list cid content. This is used to determine if the CID is a file or a directory.
+      const contentArray = []
+      for await (const file of helia.fs.ls(cid)) {
+        contentArray.push(file)
+      }
+      // console.log('contentArray: ', contentArray)
+
+      try {
+        // Handle CIDs that are files.
+        for await (const chunk of helia.fs.cat(cid)) {
+          fileChunks.push(chunk)
+        }
+      } catch (err) {
+        // Extra logic here to look at the filename of the first file and make sure
+        // it ends in .json.
+        const name = contentArray[0].name
+        if (!name.endsWith('.json')) {
+          throw new Error(`CID ${cid} is a directory and its first file does not resolve to a valid JSON file.`)
+        }
+
+        // Handle CIDs that are directorys containing a JSON file. (TokenTiger.com tokens)
+        for await (const chunk of helia.fs.cat(`${cid}/${name}`)) {
+          fileChunks.push(chunk)
+        }
+      }
+
+      const fileBuf = Buffer.concat(fileChunks)
+
+      // Convert the Buffer into a string.
+      const jsonStr = fileBuf.toString()
+
+      // Parse the string into a JSON object.
+      let json = null
+      try {
+        json = JSON.parse(jsonStr)
+      } catch (err) {
+        throw new Error(`CID ${cid} does not resolve to a valid JSON object.`)
+      }
+
+      return {
+        success: true,
+        json
+      }
+    } catch (err) {
+      console.error('Error in ipfs-use-cases.js/cid2json(): ', err.message)
+      throw err
+    }
+  }
+
+  async pinClaim (inObj = {}) {
+    try {
+      // Throw an error if ipfs-bch-wallet-consumer can not communicate with the ipfs-file-pin-service.
+      const metadata = await this.adapters.ipfsFiles.pinClaim(inObj)
+
+      return {
+        success: metadata.success,
+        message: metadata.message
+      }
+    } catch (err) {
+      console.error('Error in ipfs-use-cases.js/pinClaim(): ', err)
+      throw err
+    }
+  }
   // async downloadCid2 (inObj = {}) {
   //   try {
   //     const { cid } = inObj

src/use-cases/usage-use-cases.js

@@ -0,0 +1,208 @@
+/*
+  Use Case library for tracking usage. This library contains business logic
+  for tracking the usage of REST API and JSON RPC calls. This library is used
+  by admins to keep an eye on how many API calls were made in a 24-hour and
+  1-hour time period.
+
+  Usage stats are held in memory. But they are periodically backed up to the
+  Mongo database. On startup, the usage stats are loaded from the database.
+  This allows the usage stats to be persisted across restarts.
+*/
+
+// This global variable is used to share data between the REST middleware and
+// the Usage Use Case class instance.
+let restCalls = []
+
+class UsageUseCases {
+  constructor (localConfig = {}) {
+    // console.log('User localConfig: ', localConfig)
+    this.adapters = localConfig.adapters
+    if (!this.adapters) {
+      throw new Error(
+        'Instance of adapters must be passed in when instantiating Usage Use Cases library.'
+      )
+    }
+
+    // Encapsulate dependencies
+    this.UsageModel = this.adapters.localdb.Usage
+
+    // Bind 'this' object to all subfunctions
+    this.cleanUsage = this.cleanUsage.bind(this)
+    this.getRestSummary = this.getRestSummary.bind(this)
+    this.getTopIps = this.getTopIps.bind(this)
+    this.getTopEndpoints = this.getTopEndpoints.bind(this)
+    this.clearUsage = this.clearUsage.bind(this)
+    this.saveUsage = this.saveUsage.bind(this)
+    this.loadUsage = this.loadUsage.bind(this)
+
+    // State
+  }
+
+  // Clean up the state by removing entries that are older than 24 hours. This
+  // ensures stats reflect only the last 24 hours.
+  // This function is called by a Timer Controller.
+  cleanUsage () {
+    try {
+      const now = new Date()
+      const twentyFourHoursAgo = now.getTime() - (60000 * 60 * 24)
+
+      console.log('cleanUsage() now: ', now)
+      console.log('cleanUsage() restCalls.length before filtering: ', restCalls.length)
+      restCalls = restCalls.filter(x => x.timestamp > twentyFourHoursAgo)
+      console.log('cleanUsage() restCalls.length after filtering: ', restCalls.length)
+
+      if (!restCalls) restCalls = []
+
+      return restCalls
+    } catch (err) {
+      console.error('Error in usage-use-cases.js/cleanUsage()')
+      throw err
+    }
+  }
+
+  // Track the calls to a REST API
+  getRestSummary (inObj = {}) {
+    try {
+      console.log(`getRestSummary(): There have been ${restCalls.length} REST calls`)
+
+      return restCalls.length
+    } catch (err) {
+      console.error('Error in usage-use-cases.js/getRestSummary()')
+      throw err
+    }
+  }
+
+  // Get the top 20 IP addresses from the stats.
+  getTopIps () {
+    try {
+      const ips = restCalls.map(x => x.ip)
+      // Create a Map to count occurrences of each IP address string
+      const countMap = new Map()
+      ips.forEach(ip => {
+        countMap.set(ip, (countMap.get(ip) || 0) + 1)
+      })
+
+      // Convert the Map into an array of objects with `str` and `cnt` properties
+      const result = Array.from(countMap, ([ip, cnt]) => ({ ip, cnt }))
+
+      // Sort the results by the `cnt` property in descending order
+      result.sort((a, b) => b.cnt - a.cnt)
+
+      // Ensure the result has at most 20 elements
+      return result.slice(0, 20)
+    } catch (err) {
+      console.error('Error in usage-use-cases.js/getTopIps()')
+      throw err
+    }
+  }
+
+  // Get the top 20 most consumed endpoints.
+  getTopEndpoints () {
+    try {
+      const endpoints = restCalls.map(x => `${x.method} ${x.url}`)
+
+      // Create a Map to count occurrences of each IP address string
+      const countMap = new Map()
+      endpoints.forEach(endpoint => {
+        countMap.set(endpoint, (countMap.get(endpoint) || 0) + 1)
+      })
+
+      // Convert the Map into an array of objects with `str` and `cnt` properties
+      const result = Array.from(countMap, ([endpoint, cnt]) => ({ endpoint, cnt }))
+
+      // Sort the results by the `cnt` property in descending order
+      result.sort((a, b) => b.cnt - a.cnt)
+
+      // Ensure the result has at most 20 elements
+      return result.slice(0, 20)
+    } catch (err) {
+      console.error('Error in usage-use-cases.js/getTopEndpoints()')
+      throw err
+    }
+  }
+
+  // Clear the usage database data
+  async clearUsage () {
+    try {
+      await this.UsageModel.deleteMany({})
+
+      // Debugging: verify the database is empty
+      // Delete this code after debugging
+      const usage = await this.UsageModel.find({})
+      console.log('clearUsage() usage: ', usage)
+      return true
+    } catch (err) {
+      console.error('Error in usage-use-cases.js/clearUsage()')
+      throw err
+    }
+  }
+
+  // Save the usage data to the database
+  async saveUsage (inObj = {}) {
+    try {
+      for (let i = 0; i < restCalls.length; i++) {
+        const thisRestCall = restCalls[i]
+
+        const usageData = {
+          ip: thisRestCall.ip,
+          url: thisRestCall.url,
+          method: thisRestCall.method,
+          timestamp: thisRestCall.timestamp
+        }
+
+        const usage = new this.UsageModel(usageData)
+        await usage.save()
+      }
+      return true
+    } catch (err) {
+      console.error('Error in usage-use-cases.js/saveUsage()')
+      throw err
+    }
+  }
+
+  // Load usage data from the database
+  async loadUsage () {
+    try {
+      const usage = await this.UsageModel.find({})
+      // console.log('usage: ', usage)
+
+      restCalls = usage
+      if (!restCalls) restCalls = []
+
+      return usage
+    } catch (err) {
+      console.error('Error in usage-use-cases.js/loadUsage(): ', err)
+      return false
+      // throw err
+    }
+  }
+}
+
+// This Koa middleware is called any time there is a REST API. It logs the
+// details from the request object.
+function usageMiddleware () {
+  return async (ctx, next) => {
+    try {
+      await next()
+
+      // console.log('ctx.request: ', ctx.request)
+      const now = new Date()
+
+      const reqObj = {
+        ip: ctx.request.ip,
+        url: ctx.request.url,
+        method: ctx.request.method,
+        timestamp: now.getTime()
+      }
+      // console.log('reqObj: ', reqObj)
+
+      restCalls.push(reqObj)
+    } catch (err) {
+      ctx.status = err.status || 500
+      ctx.body = err.message
+      ctx.app.emit('error', err, ctx)
+    }
+  }
+};
+
+export { UsageUseCases, usageMiddleware, restCalls }

test/e2e/automated/a00-liveness.rest-e2e.js

@@ -0,0 +1,45 @@
+/*
+  Liveness test runs before all other tests to ensure the server is running.
+*/
+
+// Public npm libraries
+import { assert } from 'chai'
+import axios from 'axios'
+import testUtils from '../../utils/test-utils.js'
+
+// const sinon = require('sinon')
+
+// Local support libraries
+import config from '../../../config/index.js'
+// import Server from '../../../bin/server.js'
+// import testUtils from '../../utils/test-utils.js'
+// const adminLib = new AdminLib()
+
+const LOCALHOST = `http://localhost:${config.port}`
+
+describe('#Check Server Liveness', () => {
+  // before(async () => {
+  it('should confirm the server is running', async () => {
+    try {
+      const response = await axios.get(`${LOCALHOST}/`)
+      assert(response.status === 200, 'Server is running, continuing with E2E tests.')
+    } catch (err) {
+      console.log('\nServer is not running, exiting tests.')
+      console.log('Start the server with `npm run start:e2e:server` before running E2E tests.\n')
+      console.log('Ensure running npm run docs before running the test server')
+      process.exit(1)
+    }
+  })
+  it('should confirm the server is running over test enviroment', async () => {
+    try {
+      const res = await testUtils.loginAdminUser()
+      assert.property(res, 'user')
+      assert.property(res, 'token')
+      assert.property(res, 'id')
+    } catch (err) {
+      console.log('\nServer is not running over test enviroment, exiting tests.')
+      console.log('Start the server with `npm run start:e2e:server` before running E2E tests.\n')
+      process.exit(1)
+    }
+  })
+})

test/e2e/automated/a01-auth.rest-e2e.js

@@ -13,116 +13,114 @@ import axios from 'axios'
 
 // Local support libraries
 import config from '../../../config/index.js'
-
-import Server from '../../../bin/server.js'
+// import Server from '../../../bin/server.js'
 import testUtils from '../../utils/test-utils.js'
-import AdminLib from '../../../src/adapters/admin.js'
-const adminLib = new AdminLib()
 
 // const request = supertest.agent(app.listen())
 const context = {}
 
 const LOCALHOST = `http://localhost:${config.port}`
 
-describe('Auth', () => {
-  before(async () => {
-    const app = new Server()
+if (!config.noMongo) {
+  describe('Auth', () => {
+    before(async () => {
+      // const app = new Server()
 
-    // This should be the first instruction. It starts the REST API server.
-    await app.startServer()
+      // This should be the first instruction. It starts the REST API server.
+      // await app.startServer()
 
-    // Stop the IPFS node for the rest of the e2e tests.
-    // await app.controllers.adapters.ipfs.stop()
+      // TODO:
 
-    // Delete all previous users in the database.
-    await testUtils.deleteAllUsers()
+      // Stop the IPFS node for the rest of the e2e tests.
+      // await app.controllers.adapters.ipfs.stop()
 
-    // Create a new admin user.
-    await adminLib.createSystemUser()
+      // Delete all previous users in the database.
+      await testUtils.deleteAllUsers()
 
-    const userObj = {
-      email: 'test@test.com',
-      password: 'pass',
-      name: 'test'
-    }
-    const testUser = await testUtils.createUser(userObj)
-    // console.log('TestUser: ', testUser)
-
-    context.user = testUser.user
-    context.token = testUser.token
-  })
-
-  describe('POST /auth', () => {
-    it('should throw 401 if credentials are incorrect', async () => {
-      try {
-        const options = {
-          method: 'post',
-          url: `${LOCALHOST}/auth`,
-          data: {
-            email: 'test@test.com',
-            password: 'wrongpassword'
-          }
-        }
-
-        const result = await axios(options)
-
-        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-        console.log(
-          `result stringified: ${JSON.stringify(result.data, null, 2)}`
-        )
-        assert(false, 'Unexpected result')
-      } catch (err) {
-        assert(err.response.status === 401, 'Error code 401 expected.')
+      const userObj = {
+        email: 'test@test.com',
+        password: 'pass',
+        name: 'test'
       }
+      const testUser = await testUtils.createUser(userObj)
+      // console.log('TestUser: ', testUser)
+
+      context.user = testUser.user
+      context.token = testUser.token
     })
 
-    it('should throw 401 if email is wrong format', async () => {
-      try {
-        const options = {
-          method: 'post',
-          url: `${LOCALHOST}/auth`,
-          data: {
-            email: 'wrongEmail',
-            password: 'wrongpassword'
+    describe('POST /auth', () => {
+      it('should throw 401 if credentials are incorrect', async () => {
+        try {
+          const options = {
+            method: 'post',
+            url: `${LOCALHOST}/auth`,
+            data: {
+              email: 'test@test.com',
+              password: 'wrongpassword'
+            }
           }
+
+          const result = await axios(options)
+
+          // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+          console.log(
+            `result stringified: ${JSON.stringify(result.data, null, 2)}`
+          )
+          assert(false, 'Unexpected result')
+        } catch (err) {
+          assert(err.response.status === 401, 'Error code 401 expected.')
         }
+      })
 
-        await axios(options)
-        assert(false, 'Unexpected result')
-      } catch (err) {
-        assert(err.response.status === 401, 'Error code 401 expected.')
-      }
-    })
-
-    it('should auth user', async () => {
-      try {
-        const options = {
-          method: 'post',
-          url: `${LOCALHOST}/auth`,
-          data: {
-            email: 'test@test.com',
-            password: 'pass'
+      it('should throw 401 if email is wrong format', async () => {
+        try {
+          const options = {
+            method: 'post',
+            url: `${LOCALHOST}/auth`,
+            data: {
+              email: 'wrongEmail',
+              password: 'wrongpassword'
+            }
           }
-        }
-        const result = await axios(options)
-        // console.log(`result: ${JSON.stringify(result.data, null, 2)}`)
 
-        assert(result.status === 200, 'Status Code 200 expected.')
-        assert(
-          result.data.user.email === 'test@test.com',
-          'Email of test expected'
-        )
-        assert(
-          result.data.user.password === undefined,
-          'Password expected to be omited'
-        )
-      } catch (err) {
-        console.log(
-          'Error authenticating test user: ' + JSON.stringify(err, null, 2)
-        )
-        throw err
-      }
+          await axios(options)
+          assert(false, 'Unexpected result')
+        } catch (err) {
+          assert(err.response.status === 401, 'Error code 401 expected.')
+        }
+      })
+
+      it('should auth user', async () => {
+        try {
+          const options = {
+            method: 'post',
+            url: `${LOCALHOST}/auth`,
+            data: {
+              email: 'test@test.com',
+              password: 'pass'
+            }
+          }
+          const result = await axios(options)
+          // console.log(`result: ${JSON.stringify(result.data, null, 2)}`)
+
+          assert(result.status === 200, 'Status Code 200 expected.')
+          assert(
+            result.data.user.email === 'test@test.com',
+            'Email of test expected'
+          )
+          assert(
+            result.data.user.password === undefined,
+            'Password expected to be omited'
+          )
+        } catch (err) {
+          console.log(
+            'Error authenticating test user: ' + JSON.stringify(err, null, 2)
+          )
+          throw err
+        }
+      })
     })
   })
-})
+}

test/e2e/automated/a09-admin.rest-e2e.js

@@ -1,115 +0,0 @@
-import { assert } from 'chai'
-import Admin from '../../../src/adapters/admin.js'
-import sinon from 'sinon'
-import util from 'util'
-util.inspect.defaultOptions = { depth: 1 }
-
-let sandbox
-let uut
-describe('Admin', () => {
-  beforeEach(() => {
-    uut = new Admin()
-
-    sandbox = sinon.createSandbox()
-  })
-
-  afterEach(() => sandbox.restore())
-
-  describe('loginAdmin()', () => {
-    it('should logind admin', async () => {
-      try {
-        const error = new Error('test error')
-        error.response = {
-          status: 422
-        }
-        // sandbox.stub(uut.axios, 'request').onFirstCall().throws(error)
-
-        const result = await uut.loginAdmin()
-        const user = result.data.user
-
-        assert.property(user, '_id')
-        assert.property(user, 'email')
-        assert.property(user, 'type')
-
-        assert.isString(user._id)
-        assert.isString(user.email)
-        assert.isString(user.type)
-
-        assert.equal(user.type, 'admin')
-      } catch (err) {
-        assert(false, 'Unexpected result')
-      }
-    })
-
-    it('should handle axios error', async () => {
-      try {
-        // Returns an erroneous password to force
-        // an auth error
-        sandbox.stub(uut.jsonFiles, 'readJSON').resolves({ password: 'wrong' })
-
-        await uut.loginAdmin()
-        assert(false, 'Unexpected result')
-      } catch (err) {
-        assert.equal(err.response.status, 401)
-        assert.include(err.response.data, 'Unauthorized')
-      }
-    })
-  })
-
-  describe('createSystemUser()', () => {
-    it('should create admin', async () => {
-      try {
-        const result = await uut.createSystemUser()
-
-        assert.property(result, 'email')
-        assert.property(result, 'password')
-        assert.property(result, 'id')
-        assert.property(result, 'token')
-      } catch (err) {
-        assert(false, 'Unexpected result')
-      }
-    })
-
-    it('should handle axios error', async () => {
-      try {
-        const error1 = new Error('test error')
-        error1.response = {
-          status: 422
-        }
-        const error2 = new Error('test error')
-        error1.response = {
-          status: 500
-        }
-        // The loginAdmin() function in some use cases is recursive
-        // after handling the 422 error, it gets called again
-        sandbox
-          .stub(uut.axios, 'request')
-          .onFirstCall()
-          .throws(error1)
-          .onSecondCall()
-          .throws(error2)
-
-        await uut.createSystemUser()
-        assert(false, 'Unexpected result')
-      } catch (err) {
-        assert.include(err.message, 'test error')
-      }
-    })
-
-    it('should handle errors when remove user', async () => {
-      try {
-        const error1 = new Error('test error')
-        error1.response = {
-          status: 422
-        }
-        sandbox.stub(uut.axios, 'request').throws(error1)
-        sandbox.stub(uut.User, 'deleteOne').throws(new Error('test error'))
-
-        await uut.createSystemUser()
-        assert(false, 'Unexpected result')
-      } catch (err) {
-        assert.include(err.message, 'test error')
-      }
-    })
-  })
-})

test/e2e/automated/a10-usage.rest-e2e.js

@@ -0,0 +1,74 @@
+/*
+End-to-end tests for /usage endpoints.
+*/
+
+import config from '../../../config/index.js'
+import { assert } from 'chai'
+import axios from 'axios'
+import sinon from 'sinon'
+import util from 'util'
+
+util.inspect.defaultOptions = { depth: 1 }
+
+const LOCALHOST = `http://localhost:${config.port}`
+
+let sandbox
+
+describe('Usage', () => {
+  beforeEach(() => {
+    sandbox = sinon.createSandbox()
+  })
+
+  afterEach(() => sandbox.restore())
+
+  describe('GET /usage', () => {
+    it('should return usage status', async () => {
+      try {
+        const options = {
+          method: 'get',
+          url: `${LOCALHOST}/usage`
+        }
+
+        const result = await axios(options)
+
+        assert.property(result.data, 'status')
+      } catch (err) {
+        assert(false, 'Unexpected result')
+      }
+    })
+  })
+
+  describe('GET /usage/ips', () => {
+    it('should return ips', async () => {
+      try {
+        const options = {
+          method: 'get',
+          url: `${LOCALHOST}/usage/ips`
+        }
+
+        const result = await axios(options)
+
+        assert.property(result.data, 'ips')
+      } catch (err) {
+        assert(false, 'Unexpected result')
+      }
+    })
+  })
+
+  describe('GET /usage/endpoints', () => {
+    it('should return ips', async () => {
+      try {
+        const options = {
+          method: 'get',
+          url: `${LOCALHOST}/usage/endpoints`
+        }
+
+        const result = await axios(options)
+
+        assert.property(result.data, 'endpoints')
+      } catch (err) {
+        assert(false, 'Unexpected result')
+      }
+    })
+  })
+})

test/unit/adapters/adapters-index-unit.js

@@ -37,6 +37,21 @@ describe('#adapters', () => {
 
       assert.equal(result, true)
     })
+    it('should not start ipfs on test enviroment', async () => {
+      // Mock dependencies
+      uut.config.getJwtAtStartup = true
+      uut.config.useIpfs = true
+      uut.config.env = 'test'
+
+      sandbox.stub(uut.fullStackJwt, 'getJWT').resolves()
+      sandbox.stub(uut.fullStackJwt, 'instanceBchjs').resolves()
+      const ipfsSpy = sandbox.stub(uut.ipfs, 'start').resolves(null)
+
+      const result = await uut.start()
+
+      assert.isTrue(ipfsSpy.notCalled)
+      assert.equal(result, true)
+    })
 
     it('should catch and throw an error', async () => {
       try {

test/unit/adapters/admin.adapter.unit.js

@@ -0,0 +1,122 @@
+import { assert } from 'chai'
+import Admin from '../../../src/adapters/admin.js'
+import sinon from 'sinon'
+import util from 'util'
+import config from '../../../config/index.js'
+
+util.inspect.defaultOptions = { depth: 1 }
+
+let sandbox
+let uut
+describe('Admin', () => {
+  beforeEach(() => {
+    uut = new Admin()
+
+    sandbox = sinon.createSandbox()
+  })
+
+  afterEach(() => sandbox.restore())
+
+  if (!config.noMongo) {
+    describe('loginAdmin()', () => {
+      it('should login admin', async () => {
+        try {
+          sandbox.stub(uut.jsonFiles, 'readJSON').resolves({ password: 'pass' })
+          sandbox.stub(uut.axios, 'request').resolves(true)
+
+          const result = await uut.loginAdmin()
+          assert.isTrue(result)
+        } catch (err) {
+          assert(false, 'Unexpected result')
+        }
+      })
+
+      it('should handle axios error', async () => {
+        try {
+          // Returns an erroneous password to force
+          // an auth error
+          sandbox.stub(uut.axios, 'request').throws(new Error('test error'))
+          sandbox.stub(uut.jsonFiles, 'readJSON').resolves({ password: 'wrong' })
+
+          await uut.loginAdmin()
+          assert(false, 'Unexpected result')
+        } catch (err) {
+          assert.include(err.message, 'test error')
+        }
+      })
+    })
+
+    describe('createSystemUser()', () => {
+      it('should create admin', async () => {
+        try {
+          await uut.deleteExistingSystemUser()
+          const result = await uut.createSystemUser()
+
+          assert.property(result, 'email')
+          assert.property(result, 'password')
+          assert.property(result, 'id')
+          assert.property(result, 'token')
+        } catch (err) {
+          assert(false, 'Unexpected result')
+        }
+      })
+      it('should update admin password', async () => {
+        try {
+          uut.config.adminPassword = 'newpassword'
+
+          const fakeUser = {
+            password: 'oldpassword',
+            save: () => { return 'token' },
+            generateToken: () => { return 'token' }
+          }
+
+          sandbox.stub(uut.User, 'findOne').resolves(fakeUser)
+          sandbox.stub(uut.jsonFiles, 'writeJSON').resolves(true)
+          const result = await uut.createSystemUser()
+
+          assert.property(result, 'email')
+          assert.property(result, 'password')
+          assert.property(result, 'id')
+          assert.property(result, 'token')
+
+          assert.equal(fakeUser.password, 'newpassword', 'password should be updated')
+        } catch (err) {
+          console.log(err)
+          assert(false, 'Unexpected result')
+        }
+      })
+
+      it('should handle error', async () => {
+        try {
+          sandbox.stub(uut.User, 'findOne').throws(new Error('test error'))
+          await uut.createSystemUser()
+          assert.fail('Unexpected result')
+        } catch (err) {
+          assert.include(err.message, 'test error')
+        }
+      })
+    })
+
+    describe('deleteExistingSystemUser()', () => {
+      it('should delete admin', async () => {
+        try {
+          sandbox.stub(uut.User, 'deleteOne').resolves(true)
+          const result = await uut.deleteExistingSystemUser()
+          assert.isTrue(result)
+        } catch (err) {
+          assert(false, 'Unexpected result')
+        }
+      })
+
+      it('should handle error when deleting admin', async () => {
+        try {
+          sandbox.stub(uut.User, 'deleteOne').throws(new Error('test error'))
+          await uut.deleteExistingSystemUser()
+          assert.fail('Unexpected result')
+        } catch (err) {
+          assert.include(err.message, 'test error')
+        }
+      })
+    })
+  }
+})

test/unit/adapters/bch.adapter.unit.js

@@ -17,6 +17,7 @@ import cloneDeep from 'lodash.clonedeep'
 import BchAdapter from '../../../src/adapters/bch/index.js'
 import adapters from '../mocks/adapters/index.js'
 import mockDataLib from '../mocks/use-cases/rest-api-mocks.js'
+import ipfsCoordMocks from '../mocks/adapters/ipfs-coord-mocks.js'
 
 const eventEmitter = new EventEmitter()
 
@@ -91,7 +92,30 @@ describe('#bch-use-case', () => {
       assert.property(result, 'balances')
       assert.isArray(result.balances)
     })
+    it('should return false if data is not found', async () => {
+      // Mock dependencies
+      uut.ipfs.ipfsCoordAdapter.wallet = {
+        bchjs: {
+          Util: {
+            sleep: () => {}
+          }
+        }
+      }
 
+      // Mock data.
+      const rpcId = '123'
+      // Fill the queue with false values.
+      for (let i = 0; i < 10; i++) {
+        uut.rpcDataQueue.push({ payload: { id: '1234567890' } })
+      }
+      sandbox.stub(uut, 'sleep').resolves()
+
+      const result = await uut.waitForRPCResponse(rpcId)
+      // console.log('result: ', result)
+
+      assert.property(result, 'success')
+      assert.isFalse(result.success)
+    })
     it('should catch and throw an error', async () => {
       try {
         await uut.waitForRPCResponse()
@@ -114,12 +138,46 @@ describe('#bch-use-case', () => {
 
       uut.rpcHandler(data)
     })
+    it('should skip errors', async () => {
+      try {
+        sandbox.stub(uut, 'rpcDataQueue').throws(new Error('test error'))
+        await uut.rpcHandler()
+      } catch (err) {
+        assert.fail('Unexpected code path')
+      }
+    })
   })
 
   describe('#getStatus', () => {
     it('should get the status from ipfs-coord', async () => {
+      uut.ipfs.ipfsCoordAdapter.state.serviceProviders = ipfsCoordMocks.peers
+      uut.ipfs.ipfsCoordAdapter.ipfsCoord.thisNode.peerData = ipfsCoordMocks.peerData
       const result = await uut.getStatus()
       console.log('result: ', result)
+      assert.isObject(result)
+    })
+    it('should handle error', async () => {
+      try {
+        uut.ipfs.ipfsCoordAdapter.ipfsCoord.thisNode = null
+        await uut.getStatus()
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(err.message, 'Cannot read')
+      }
+    })
+  })
+  describe('#selectProvider', () => {
+    it('should select provider', async () => {
+      await uut.selectProvider('providerId to select')
+      assert.equal(uut.ipfs.ipfsCoordAdapter.config.preferredProvider, 'providerId to select')
+    })
+    it('should handle error', async () => {
+      try {
+        await uut.selectProvider()
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(err.message, 'providerId  must be a string!')
+      }
     })
   })
 
@@ -154,6 +212,18 @@ describe('#bch-use-case', () => {
         assert.equal(err.message, 'test error')
       }
     })
+    it('should throw an error if selected provider is not defined', async () => {
+      try {
+        uut.ipfs.ipfsCoordAdapter.state.selectedServiceProvider = null
+
+        await uut.getBalances()
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        // console.log(err)
+        assert.equal(err.message, 'No BCH Wallet Service provider available yet.')
+      }
+    })
   })
 
   describe('#getUtxos', () => {
@@ -184,6 +254,19 @@ describe('#bch-use-case', () => {
         assert.equal(err.message, 'addr required when calling getUtxos')
       }
     })
+    it('should throw an error if selected provider is not defined', async () => {
+      try {
+        uut.ipfs.ipfsCoordAdapter.state.selectedServiceProvider = null
+
+        const addr = 'addr'
+
+        await uut.getUtxos(addr)
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        // console.log(err)
+        assert.equal(err.message, 'No BCH Wallet Service provider available yet.')
+      }
+    })
   })
 
   describe('#getUtxosBulk', () => {
@@ -230,6 +313,19 @@ describe('#bch-use-case', () => {
         assert.equal(err.message, 'addresses parameter must not exceed 20 elements')
       }
     })
+    it('should throw an error if selected provider is not defined', async () => {
+      try {
+        uut.ipfs.ipfsCoordAdapter.state.selectedServiceProvider = null
+
+        const addrs = ['addr']
+
+        await uut.getUtxosBulk(addrs)
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        // console.log(err)
+        assert.equal(err.message, 'No BCH Wallet Service provider available yet.')
+      }
+    })
   })
 
   describe('#broadcast', () => {
@@ -260,6 +356,19 @@ describe('#bch-use-case', () => {
         assert.equal(err.message, 'hex required when calling broadcast')
       }
     })
+    it('should throw an error if selected provider is not defined', async () => {
+      try {
+        uut.ipfs.ipfsCoordAdapter.state.selectedServiceProvider = null
+
+        const hex = 'abc123'
+
+        await uut.broadcast(hex)
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        // console.log(err)
+        assert.equal(err.message, 'No BCH Wallet Service provider available yet.')
+      }
+    })
   })
 
   describe('#getTransactions', () => {
@@ -290,6 +399,19 @@ describe('#bch-use-case', () => {
         assert.equal(err.message, 'address required when calling getTransactions()')
       }
     })
+    it('should throw an error if selected provider is not defined', async () => {
+      try {
+        uut.ipfs.ipfsCoordAdapter.state.selectedServiceProvider = null
+
+        const addr = 'abc123'
+
+        await uut.getTransactions(addr)
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        // console.log(err)
+        assert.equal(err.message, 'No BCH Wallet Service provider available yet.')
+      }
+    })
   })
 
   describe('#getTransaction', () => {
@@ -320,6 +442,19 @@ describe('#bch-use-case', () => {
         assert.equal(err.message, 'txids required when calling getTransaction()')
       }
     })
+    it('should throw an error if selected provider is not defined', async () => {
+      try {
+        uut.ipfs.ipfsCoordAdapter.state.selectedServiceProvider = null
+
+        const txid = 'abc123'
+
+        await uut.getTransaction(txid)
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        // console.log(err)
+        assert.equal(err.message, 'No BCH Wallet Service provider available yet.')
+      }
+    })
   })
 
   describe('#getPubKey', () => {
@@ -350,6 +485,19 @@ describe('#bch-use-case', () => {
         assert.equal(err.message, 'address required when calling getPubKey()')
       }
     })
+    it('should throw an error if selected provider is not defined', async () => {
+      try {
+        uut.ipfs.ipfsCoordAdapter.state.selectedServiceProvider = null
+
+        const addr = 'abc123'
+
+        await uut.getPubKey(addr)
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        // console.log(err)
+        assert.equal(err.message, 'No BCH Wallet Service provider available yet.')
+      }
+    })
   })
 
   describe('#utxoIsValid', () => {
@@ -380,6 +528,18 @@ describe('#bch-use-case', () => {
         assert.equal(err.message, 'utxo required when calling utxoIsValid()')
       }
     })
+    it('should throw an error if selected provider is not defined', async () => {
+      try {
+        uut.ipfs.ipfsCoordAdapter.state.selectedServiceProvider = null
+
+        const utxo = { a: 'b' }
+        await uut.utxoIsValid(utxo)
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        // console.log(err)
+        assert.equal(err.message, 'No BCH Wallet Service provider available yet.')
+      }
+    })
   })
 
   describe('#getTokenData', () => {
@@ -410,6 +570,19 @@ describe('#bch-use-case', () => {
         assert.equal(err.message, 'tokenId required when calling getTokenData()')
       }
     })
+    it('should throw an error if selected provider is not defined', async () => {
+      try {
+        uut.ipfs.ipfsCoordAdapter.state.selectedServiceProvider = null
+
+        const tokenId = 'blah'
+
+        await uut.getTokenData(tokenId)
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        // console.log(err)
+        assert.equal(err.message, 'No BCH Wallet Service provider available yet.')
+      }
+    })
   })
 
   describe('#getTokenData2', () => {
@@ -440,5 +613,18 @@ describe('#bch-use-case', () => {
         assert.equal(err.message, 'tokenId required when calling getTokenData2()')
       }
     })
+    it('should throw an error if selected provider is not defined', async () => {
+      try {
+        uut.ipfs.ipfsCoordAdapter.state.selectedServiceProvider = null
+
+        const tokenId = 'blah'
+
+        await uut.getTokenData2(tokenId)
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        // console.log(err)
+        assert.equal(err.message, 'No BCH Wallet Service provider available yet.')
+      }
+    })
   })
 })

test/unit/adapters/ipfs-coord.adapter.unit.js

@@ -151,7 +151,21 @@ describe('#IPFS', () => {
       }
     })
   })
+  describe('#subscribeToChat', () => {
+    it('should subscribe to the chat channel', async () => {
+      // Mock dependencies
+      uut.ipfsCoord = {
+        adapters: {
+          pubsub: {
+            subscribeToPubsubChannel: async () => {
+            }
+          }
+        }
+      }
 
+      await uut.subscribeToChat()
+    })
+  })
   describe('#pollForBchServices', () => {
     it('should find and select the wallet service', () => {
       uut.ipfsCoord = {
@@ -169,46 +183,194 @@ describe('#IPFS', () => {
         'QmWkjYRRTaxVEuGK8ip2X3trVyJShFs6U9g1h9x6fK5mZ2'
       )
     })
+    it('should use preferredProvider if set', async () => {
+      // Mock dependencies
+      uut.ipfsCoord = {
+        thisNode: {
+          peerList: mockData.peers,
+          peerData: mockData.peerData
+        }
+      }
+      // Define already selected service provider.
+      uut.state.serviceProviders = [mockData.peers[2]]
+      uut.state.selectedServiceProvider = mockData.peers[2]
+      // Define preferred provider.
+      uut.config.preferredProvider = mockData.peers[0]
+      sandbox.stub(uut.semver, 'gt').returns(true)
 
-    it('should catch and report errors', () => {
-      uut.pollForBchServices()
+      await uut.pollForBchServices()
 
+      assert.equal(uut.state.selectedServiceProvider, uut.config.preferredProvider)
+    })
+
+    it('should log unknown errors', async () => {
+      // Mock dependencies
+      uut.ipfsCoord = {
+        thisNode: {
+          peerList: mockData.peers,
+          peerData: mockData.peerData
+        }
+      }
+      sandbox.stub(uut.semver, 'gt').throws(new Error('test error'))
+
+      await uut.pollForBchServices()
+
+      assert.equal(uut.state.selectedServiceProvider, '')
+      assert.isOk(true, 'Not throwing an error is a success.')
+    })
+    it('should handle ipfsCoord errors', async () => {
+      uut.ipfsCoord = {
+      }
+
+      await uut.pollForBchServices()
+
+      assert.equal(uut.state.selectedServiceProvider, '')
       assert.isOk(true, 'Not throwing an error is a success.')
     })
   })
 
-  // describe('#peerInputHandler', () => {
-  //   it('should emit an event trigger', () => {
-  //     const data = 'some data'
-  //
-  //     uut.peerInputHandler(data)
-  //
-  //     assert.isOk(true, 'Not throwing an error is a success')
-  //   })
-  //
-  //   it('should catch and report errors', () => {
-  //     // Force an error
-  //     sandbox.stub(uut.eventEmitter, 'emit').throws(new Error('test error'))
-  //
-  //     uut.peerInputHandler()
-  //
-  //     assert.isOk(true, 'Not throwing an error is a success.')
-  //   })
-  // })
-
-  describe('#subscribeToChat', () => {
-    it('should subscribe to the chat channel', async () => {
+  describe('#pollForP2wdbServices', () => {
+    it('should poll for P2WDB services', async () => {
       // Mock dependencies
       uut.ipfsCoord = {
-        adapters: {
-          pubsub: {
-            subscribeToPubsubChannel: async () => {
-            }
-          }
+        thisNode: {
+          peerList: mockData.peers,
+          peerData: mockData.peerData
+        }
+      }
+      sandbox.stub(uut.semver, 'gt').returns(true)
+
+      await uut.pollForP2wdbServices()
+
+      assert.equal(uut.state.selectedP2wdbProvider, mockData.peers[2])
+    })
+    it('should use preferredP2wdbProvider if set', async () => {
+      // Mock dependencies
+      uut.ipfsCoord = {
+        thisNode: {
+          peerList: mockData.peers,
+          peerData: mockData.peerData
         }
       }
 
-      await uut.subscribeToChat()
+      uut.config.preferredP2wdbProvider = mockData.peers[2]
+      sandbox.stub(uut.semver, 'gt').returns(true)
+
+      await uut.pollForP2wdbServices()
+
+      assert.equal(uut.state.selectedP2wdbProvider, uut.config.preferredP2wdbProvider)
+    })
+    it('should handle a peer that does not match the protocol', async () => {
+      // Mock dependencies
+      uut.ipfsCoord = {
+        thisNode: {
+          peerList: mockData.peers,
+          peerData: mockData.peerData
+        }
+      }
+      sandbox.stub(uut.semver, 'gt').returns(false)
+
+      await uut.pollForP2wdbServices()
+
+      assert.equal(uut.state.selectedP2wdbProvider, '')
+    })
+    it('should log unknown errors', async () => {
+      // Mock dependencies
+      uut.ipfsCoord = {
+        thisNode: {
+          peerList: mockData.peers,
+          peerData: mockData.peerData
+        }
+      }
+      sandbox.stub(uut.semver, 'gt').throws(new Error('test error'))
+
+      await uut.pollForP2wdbServices()
+
+      assert.equal(uut.state.selectedP2wdbProvider, '')
+      assert.isOk(true, 'Not throwing an error is a success.')
+    })
+    it('should handle ipfsCoord errors', async () => {
+      uut.ipfsCoord = {
+      }
+
+      await uut.pollForP2wdbServices()
+
+      assert.equal(uut.state.selectedP2wdbProvider, '')
+      assert.isOk(true, 'Not throwing an error is a success.')
+    })
+  })
+
+  describe('#pollForIpfsFileServices', () => {
+    it('should poll for IPFS File services', async () => {
+      // Mock dependencies
+      uut.ipfsCoord = {
+        thisNode: {
+          peerList: mockData.peers,
+          peerData: mockData.peerData
+        }
+      }
+      sandbox.stub(uut.semver, 'gt').returns(true)
+
+      await uut.pollForIpfsFileServices()
+
+      assert.equal(uut.state.selectedIpfsFileProvider, mockData.peers[3])
+    })
+    it('should use preferredIpfsFileProvider if set', async () => {
+      // Mock dependencies
+      uut.ipfsCoord = {
+        thisNode: {
+          peerList: mockData.peers,
+          peerData: mockData.peerData
+        }
+      }
+      // Define already selected service provider.
+      uut.state.ipfsFileProviders = [mockData.peers[0]]
+      uut.state.selectedIpfsFileProvider = mockData.peers[0]
+
+      uut.config.preferredIpfsFileProvider = mockData.peers[3]
+      sandbox.stub(uut.semver, 'satisfies').returns(true)
+
+      await uut.pollForIpfsFileServices()
+
+      assert.equal(uut.state.selectedIpfsFileProvider, uut.config.preferredIpfsFileProvider)
+    })
+    it('should handle a peer that does not match the protocol', async () => {
+      // Mock dependencies
+      uut.ipfsCoord = {
+        thisNode: {
+          peerList: mockData.peers,
+          peerData: mockData.peerData
+        }
+      }
+      sandbox.stub(uut.semver, 'satisfies').returns(false)
+
+      await uut.pollForIpfsFileServices()
+
+      assert.equal(uut.state.selectedIpfsFileProvider, '')
+    })
+    it('should log unknown errors', async () => {
+      // Mock dependencies
+      uut.ipfsCoord = {
+        thisNode: {
+          peerList: mockData.peers,
+          peerData: mockData.peerData
+        }
+      }
+      sandbox.stub(uut.semver, 'satisfies').throws(new Error('test error'))
+
+      await uut.pollForIpfsFileServices()
+
+      assert.equal(uut.state.selectedIpfsFileProvider, '')
+      assert.isOk(true, 'Not throwing an error is a success.')
+    })
+    it('should handle ipfsCoord errors', async () => {
+      uut.ipfsCoord = {
+      }
+
+      await uut.pollForIpfsFileServices()
+
+      assert.equal(uut.state.selectedIpfsFileProvider, '')
+      assert.isOk(true, 'Not throwing an error is a success.')
     })
   })
 })

test/unit/adapters/ipfs-files.adapter.unit.js

@@ -0,0 +1,243 @@
+/*
+  Unit tests for the IPFS Files Adapter.
+*/
+
+import { assert } from 'chai'
+import sinon from 'sinon'
+import cloneDeep from 'lodash.clonedeep'
+import adapters from '../mocks/adapters/index.js'
+import IPFSFilesAdapter from '../../../src/adapters/ipfs-files/index.js'
+// import IPFSMock from '../mocks/ipfs-mock.js'
+
+import mockDataLib from '../mocks/adapters/ipfs-coord-mocks.js'
+import mockDataRPC from '../mocks/use-cases/rest-api-mocks.js'
+
+describe('#IPFS-Files', () => {
+  let uut
+  let sandbox
+  let mockData
+
+  beforeEach(() => {
+    const ipfs = adapters.ipfs
+    uut = new IPFSFilesAdapter({ ipfs })
+
+    sandbox = sinon.createSandbox()
+
+    mockData = cloneDeep(mockDataLib)
+  })
+
+  afterEach(() => {
+    sandbox.restore()
+
+    clearInterval(uut.pollBchServiceInterval)
+    clearInterval(uut.pollP2wdbServiceInterval)
+  })
+
+  describe('#constructor', () => {
+    it('should throw an error if ipfs instance is not included', () => {
+      try {
+        uut = new IPFSFilesAdapter()
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(
+          err.message,
+          'An instance of IPFS must be passed when instantiating the IPFS Files Adapter library.'
+        )
+      }
+    })
+  })
+  describe('#rpcHandler', () => {
+    it('should add RPC data to queue', () => {
+      const data = {
+        payload: {
+          id: '123'
+        }
+      }
+
+      uut.rpcHandler(data)
+    })
+    it('should skip errors', async () => {
+      try {
+        sandbox.stub(uut.rpcDataQueue, 'push').throws(new Error('test error'))
+        await uut.rpcHandler()
+      } catch (err) {
+        assert.fail('Unexpected code path')
+      }
+    })
+  })
+  describe('#getStatus', () => {
+    it('should get the status from ipfs-coord', async () => {
+      uut.ipfs.ipfsCoordAdapter.state.ipfsFileProviders = mockData.peers
+      uut.ipfs.ipfsCoordAdapter.ipfsCoord.thisNode = { peerData: mockData.peerData }
+
+      await uut.getStatus()
+    })
+    it('should handle error', async () => {
+      try {
+        uut.ipfs.ipfsCoordAdapter.ipfsCoord.thisNode = null
+        await uut.getStatus()
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(err.message, 'Cannot read')
+      }
+    })
+  })
+  describe('#selectProvider', () => {
+    it('should select provider', async () => {
+      await uut.selectProvider('providerId to select')
+      assert.equal(uut.ipfs.ipfsCoordAdapter.config.selectedIpfsFileProvider, 'providerId to select')
+    })
+    it('should handle error', async () => {
+      try {
+        await uut.selectProvider()
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(err.message, 'providerId must be a string!')
+      }
+    })
+  })
+  describe('#getFileMetadata', () => {
+    it('should get file metadata', async () => {
+      uut.ipfs.ipfsCoordAdapter.state.selectedIpfsFileProvider = mockData.peers[0]
+      sandbox.stub(uut, 'waitForRPCResponse').resolves({
+        success: true
+      })
+      const result = await uut.getFileMetadata({ cid: 'cid to get' })
+      assert.equal(result.success, true)
+    })
+    it('should handle error if no cid is provided', async () => {
+      try {
+        await uut.getFileMetadata()
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(err.message, 'getFileMetadata() cid input hash must be a string.')
+      }
+    })
+    it('should handle error if no provider is selected', async () => {
+      try {
+        uut.ipfs.ipfsCoordAdapter.state.selectedIpfsFileProvider = null
+        await uut.getFileMetadata({ cid: 'cid to get' })
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(err.message, 'No IPFS File Pin Service provider available yet.')
+      }
+    })
+  })
+  describe('#getPins', () => {
+    it('should get pins', async () => {
+      uut.ipfs.ipfsCoordAdapter.state.selectedIpfsFileProvider = mockData.peers[0]
+      sandbox.stub(uut, 'waitForRPCResponse').resolves({
+        success: true
+      })
+      const result = await uut.getPins()
+      assert.equal(result.success, true)
+    })
+    it('should handle error if no provider is selected', async () => {
+      try {
+        uut.ipfs.ipfsCoordAdapter.state.selectedIpfsFileProvider = null
+        await uut.getPins()
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(err.message, 'No IPFS File Pin Service provider available yet.')
+      }
+    })
+  })
+  describe('#waitForRPCResponse', () => {
+    it('should resolve when data is received', async () => {
+      // Mock dependencies
+      uut.ipfs.ipfsCoordAdapter.wallet = {
+        bchjs: {
+          Util: {
+            sleep: () => {}
+          }
+        }
+      }
+
+      // Mock data.
+      const rpcId = '123'
+      uut.rpcDataQueue.push(mockDataRPC.rpcData)
+
+      const result = await uut.waitForRPCResponse(rpcId)
+      // console.log('result: ', result)
+
+      assert.property(result, 'success')
+      assert.equal(result.success, true)
+      assert.property(result, 'balances')
+      assert.isArray(result.balances)
+    })
+    it('should return false if data is not found', async () => {
+      // Mock dependencies
+      uut.ipfs.ipfsCoordAdapter.wallet = {
+        bchjs: {
+          Util: {
+            sleep: () => {}
+          }
+        }
+      }
+
+      // Mock data.
+      const rpcId = '123'
+      // Fill the queue with false values.
+      for (let i = 0; i < 10; i++) {
+        uut.rpcDataQueue.push({ payload: { id: '1234567890' } })
+      }
+      sandbox.stub(uut.ipfs.ipfsCoordAdapter.bchjs.Util, 'sleep').resolves()
+
+      const result = await uut.waitForRPCResponse(rpcId)
+      // console.log('result: ', result)
+
+      assert.property(result, 'success')
+      assert.isFalse(result.success)
+    })
+    it('should catch and throw an error', async () => {
+      try {
+        uut.ipfs.ipfsCoordAdapter.wallet = {
+          bchjs: {
+            Util: {
+              sleep: () => {}
+            }
+          }
+        }
+
+        await uut.waitForRPCResponse()
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        // console.log('error: ', err)
+        assert.include(err.message, 'rpcId can not be false or undefined')
+      }
+    })
+  })
+  describe('#pinClaim', () => {
+    it('should process pinClaim', async () => {
+      uut.ipfs.ipfsCoordAdapter.state.selectedIpfsFileProvider = mockData.peers[0]
+      sandbox.stub(uut, 'waitForRPCResponse').resolves({
+        success: true
+      })
+      const result = await uut.pinClaim({
+        proofOfBurnTxid: 'proofOfBurnTxid to pin',
+        cid: 'cid to pin',
+        claimTxid: 'claimTxid to pin',
+        filename: 'filename to pin',
+        address: 'address to pin'
+      })
+      assert.equal(result.success, true)
+    })
+    it('should handle error if no provider is selected', async () => {
+      try {
+        uut.ipfs.ipfsCoordAdapter.state.selectedIpfsFileProvider = null
+        await uut.pinClaim({
+          proofOfBurnTxid: 'proofOfBurnTxid to pin',
+          cid: 'cid to pin',
+          claimTxid: 'claimTxid to pin',
+          filename: 'filename to pin',
+          address: 'address to pin'
+        })
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(err.message, 'No IPFS File Provider Service is available yet. Try again in a few seconds.')
+      }
+    })
+  })
+})

test/unit/adapters/ipfs.adapter.unit.js

@@ -6,7 +6,7 @@
 import { assert } from 'chai'
 import sinon from 'sinon'
 import cloneDeep from 'lodash.clonedeep'
-import { peerIdFromString } from '@libp2p/peer-id'
+// import { peerIdFromString } from '@libp2p/peer-id'
 
 // Local libraries
 import IPFSLib from '../../../src/adapters/ipfs/ipfs.js'
@@ -165,17 +165,17 @@ describe('#IPFS-adapter', () => {
       uut.config.isCircuitRelay = false
 
       // Mock dependencies and force desired code path.
-      let beenCalled = false
-      sandbox.stub(uut, 'getKeychain').resolves({
-        exportPeerId: async () => {
-          if (!beenCalled) {
-            beenCalled = true
-            throw new Error('test error')
-          }
-          return peerIdFromString('12D3KooWSXF1PnEfiA8bCG8SJduCvzdwHtvhVPK4WC6zzDoto2XP')
-        },
-        createKey: async () => {}
-      })
+      // const beenCalled = false
+      // sandbox.stub(uut, 'getKeychain').resolves({
+      //   exportPeerId: async () => {
+      //     if (!beenCalled) {
+      //       beenCalled = true
+      //       throw new Error('test error')
+      //     }
+      //     return peerIdFromString('12D3KooWSXF1PnEfiA8bCG8SJduCvzdwHtvhVPK4WC6zzDoto2XP')
+      //   },
+      //   createKey: async () => {}
+      // })
       sandbox.stub(uut, 'createLibp2p').resolves()
       sandbox.stub(uut, 'createHelia').resolves({})
 

test/unit/adapters/p2wdb.adapter.unit.js

@@ -0,0 +1,223 @@
+/*
+  Unit tests for P2WDB Adapter.
+*/
+
+import { assert } from 'chai'
+import sinon from 'sinon'
+import cloneDeep from 'lodash.clonedeep'
+import adapters from '../mocks/adapters/index.js'
+import P2WDBAdapter from '../../../src/adapters/p2wdb/index.js'
+// import IPFSMock from '../mocks/ipfs-mock.js'
+
+import mockDataLib from '../mocks/adapters/ipfs-coord-mocks.js'
+import mockDataRPC from '../mocks/use-cases/rest-api-mocks.js'
+
+describe('#P2WDB Adapter', () => {
+  let uut
+  let sandbox
+  let mockData
+
+  beforeEach(() => {
+    const ipfs = adapters.ipfs
+    uut = new P2WDBAdapter({ ipfs })
+
+    sandbox = sinon.createSandbox()
+
+    mockData = cloneDeep(mockDataLib)
+  })
+
+  afterEach(() => {
+    sandbox.restore()
+
+    clearInterval(uut.pollBchServiceInterval)
+    clearInterval(uut.pollP2wdbServiceInterval)
+  })
+
+  describe('#constructor', () => {
+    it('should throw an error if ipfs instance is not included', () => {
+      try {
+        uut = new P2WDBAdapter()
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(
+          err.message,
+          'An instance of IPFS must be passed when instantiating the P2WDB Adapter library.'
+        )
+      }
+    })
+  })
+  describe('#rpcHandler', () => {
+    it('should add RPC data to queue', () => {
+      const data = {
+        payload: {
+          id: '123'
+        }
+      }
+
+      uut.rpcHandler(data)
+    })
+    it('should skip errors', async () => {
+      try {
+        sandbox.stub(uut.rpcDataQueue, 'push').throws(new Error('test error'))
+        await uut.rpcHandler()
+      } catch (err) {
+        assert.fail('Unexpected code path')
+      }
+    })
+  })
+  describe('#getStatus', () => {
+    it('should get the status from ipfs-coord', async () => {
+      uut.ipfs.ipfsCoordAdapter.state.p2wdbProviders = mockData.peers
+      uut.ipfs.ipfsCoordAdapter.ipfsCoord.thisNode = { peerData: mockData.peerData }
+
+      await uut.getStatus()
+    })
+    it('should handle error', async () => {
+      try {
+        uut.ipfs.ipfsCoordAdapter.ipfsCoord.thisNode = null
+        await uut.getStatus()
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(err.message, 'Cannot read')
+      }
+    })
+  })
+  describe('#selectProvider', () => {
+    it('should select provider', async () => {
+      await uut.selectProvider('providerId to select')
+      assert.equal(uut.ipfs.ipfsCoordAdapter.config.preferredP2wdbProvider, 'providerId to select')
+    })
+    it('should handle error', async () => {
+      try {
+        await uut.selectProvider()
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(err.message, 'providerId must be a string!')
+      }
+    })
+  })
+
+  describe('#waitForRPCResponse', () => {
+    it('should resolve when data is received', async () => {
+      // Mock dependencies
+      uut.ipfs.ipfsCoordAdapter.wallet = {
+        bchjs: {
+          Util: {
+            sleep: () => {}
+          }
+        }
+      }
+
+      // Mock data.
+      const rpcId = '123'
+      uut.rpcDataQueue.push(mockDataRPC.rpcData)
+
+      const result = await uut.waitForRPCResponse(rpcId)
+      // console.log('result: ', result)
+
+      assert.property(result, 'success')
+      assert.equal(result.success, true)
+      assert.property(result, 'balances')
+      assert.isArray(result.balances)
+    })
+    it('should return false if data is not found', async () => {
+      // Mock dependencies
+      uut.ipfs.ipfsCoordAdapter.wallet = {
+        bchjs: {
+          Util: {
+            sleep: () => {}
+          }
+        }
+      }
+
+      // Mock data.
+      const rpcId = '123'
+      // Fill the queue with false values.
+      for (let i = 0; i < 10; i++) {
+        uut.rpcDataQueue.push({ payload: { id: '1234567890' } })
+      }
+      sandbox.stub(uut.ipfs.ipfsCoordAdapter.bchjs.Util, 'sleep').resolves()
+
+      const result = await uut.waitForRPCResponse(rpcId)
+      // console.log('result: ', result)
+
+      assert.property(result, 'success')
+      assert.isFalse(result.success)
+    })
+    it('should catch and throw an error', async () => {
+      try {
+        uut.ipfs.ipfsCoordAdapter.wallet = {
+          bchjs: {
+            Util: {
+              sleep: () => {}
+            }
+          }
+        }
+
+        await uut.waitForRPCResponse()
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        // console.log('error: ', err)
+        assert.include(err.message, 'rpcId can not be false or undefined')
+      }
+    })
+  })
+  describe('#writeEntry', () => {
+    it('should handle error if no provider is selected', async () => {
+      try {
+        uut.ipfs.ipfsCoordAdapter.state.selectedP2wdbProvider = null
+        await uut.writeEntry({
+          txid: 'txid to write',
+          signature: 'signature to write',
+          message: 'message to write',
+          data: 'data to write'
+        })
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(err.message, 'No P2WDB Service provider available yet.')
+      }
+    })
+    it('should process writeEntry', async () => {
+      uut.ipfs.ipfsCoordAdapter.state.selectedP2wdbProvider = mockData.peers[0]
+      sandbox.stub(uut, 'waitForRPCResponse').resolves({
+        success: true
+      })
+      const result = await uut.writeEntry({
+        txid: 'txid to write',
+        signature: 'signature to write',
+        message: 'message to write',
+        data: 'data to write'
+      })
+      assert.equal(result.success, true)
+    })
+  })
+  describe('#getEntryByHash', () => {
+    it('should handle error if hash is not provided', async () => {
+      try {
+        await uut.getEntryByHash()
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(err.message, 'getEntry() input hash must be a string.')
+      }
+    })
+    it('should handle error if no provider is selected', async () => {
+      try {
+        uut.ipfs.ipfsCoordAdapter.state.selectedP2wdbProvider = null
+        await uut.getEntryByHash('hash to get')
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(err.message, 'No P2WDB Service provider available yet.')
+      }
+    })
+    it('should process getEntryByHash', async () => {
+      uut.ipfs.ipfsCoordAdapter.state.selectedP2wdbProvider = mockData.peers[0]
+      sandbox.stub(uut, 'waitForRPCResponse').resolves({
+        success: true
+      })
+      const result = await uut.getEntryByHash('hash to get')
+      assert.equal(result.success, true)
+    })
+  })
+})

test/unit/adapters/passport.adapter.unit.js

@@ -41,5 +41,17 @@ describe('#passport.js', () => {
         assert.include(err.message, 'cant auth user')
       }
     })
+    it('should authenticate user', async () => {
+      const ctx = {}
+      const errMock = null
+      const userMock = {
+        _id: '123',
+        email: 'test@test.com'
+      }
+      sandbox.stub(uut.passport, 'authenticate').yields(errMock, userMock)
+      const user = await uut.authUser(ctx)
+      assert.equal(user._id, userMock._id)
+      assert.equal(user.email, userMock.email)
+    })
   })
 })

test/unit/adapters/users.adapter.unit.js

@@ -54,6 +54,13 @@ describe('#User-Adapter', () => {
 
       assert.notEqual(testuser.password, 'password')
     })
+    it('should ignore password encrption if password property is not provided', async () => {
+      const lastPassword = testuser.password
+      await testuser.save()
+      // console.log('testuser: ', testuser)
+
+      assert.equal(testuser.password, lastPassword)
+    })
   })
 
   describe('#validatePassword', () => {

test/unit/controllers/controllers.unit.js

@@ -38,4 +38,25 @@ describe('#Controllers', () => {
       await uut.attachControllers(app)
     })
   })
+  describe('#attachRESTControllers', () => {
+    it('should attach the controllers', async () => {
+      const app = {
+        use: () => {}
+      }
+
+      await uut.attachRESTControllers(app)
+    })
+  })
+  describe('#initAdapters', () => {
+    it('should attach the controllers', async () => {
+      sandbox.stub(uut.adapters, 'start').resolves({})
+      await uut.initAdapters()
+    })
+  })
+  describe('#initUseCases', () => {
+    it('should attach the controllers', async () => {
+      sandbox.stub(uut.useCases, 'start').resolves({})
+      await uut.initUseCases()
+    })
+  })
 })

test/unit/controllers/json-rpc/a10-rpc.unit.js

@@ -162,6 +162,40 @@ describe('#JSON RPC', () => {
       assert.equal(obj.result.method, 'auth')
       assert.equal(obj.id, id)
     })
+    it('should route to bch handler on success payload', async () => {
+      const id = uid()
+      const json = jsonrpc.success(id, { method: 'bch' })
+      const str = JSON.stringify(json)
+
+      // Mock the controller.
+      sandbox.stub(uut.adapters.bch, 'rpcHandler').resolves('true')
+
+      const result = await uut.router(str, 'peerA')
+      // console.log(result)
+
+      const obj = JSON.parse(result.retStr)
+      // console.log('obj: ', obj)
+
+      assert.equal(obj.result.value, 'true')
+      assert.equal(obj.id, id)
+    })
+    it('should route to bch handler on success payload', async () => {
+      const id = uid()
+      const json = jsonrpc.success(id, { method: 'file-pin' })
+      const str = JSON.stringify(json)
+
+      // Mock the controller.
+      sandbox.stub(uut.adapters.ipfsFiles, 'rpcHandler').resolves('true')
+
+      const result = await uut.router(str, 'peerA')
+      // console.log(result)
+
+      const obj = JSON.parse(result.retStr)
+      // console.log('obj: ', obj)
+
+      assert.equal(obj.result.value, 'true')
+      assert.equal(obj.id, id)
+    })
 
     it('should route to about handler', async () => {
       const id = uid()
@@ -188,6 +222,31 @@ describe('#JSON RPC', () => {
       assert.equal(obj.result.method, 'about')
       assert.equal(obj.id, id)
     })
+    it('should route to bch handler', async () => {
+      const id = uid()
+      const userCall = jsonrpc.request(id, 'bch', { endpoint: 'getAll' })
+      const jsonStr = JSON.stringify(userCall, null, 2)
+
+      // Mock the controller.
+      sandbox.stub(uut.adapters.bch, 'rpcHandler').resolves('true')
+
+      // Force ipfs-coord communication.
+      uut.ipfsCoord.ipfs = {
+        orbitdb: {
+          sendToDb: () => {}
+        }
+      }
+
+      const result = await uut.router(jsonStr, 'peerA')
+      // console.log(result)
+
+      const obj = JSON.parse(result.retStr)
+      // console.log('obj: ', obj)
+
+      assert.equal(obj.result.value, 'true')
+      assert.equal(obj.result.method, 'bch')
+      assert.equal(obj.id, id)
+    })
 
     it('should exit quietly for duplicate RPC message', async () => {
       const id = uid()

test/unit/controllers/rest-api/auth/auth.rest.controller.unit.js

@@ -79,11 +79,22 @@ describe('#Auth-REST-Router', () => {
       await uut.authUser(ctx)
     })
 
-    it('should catch and throw an error', async () => {
+    it('should catch and throw  passport error', async () => {
       try {
         // Force an error
         sandbox.stub(uut.passport, 'authUser').rejects('test error')
 
+        await uut.authUser(ctx)
+      } catch (err) {
+        // console.log('err: ', err)
+        assert.include(err.message, 'Unauthorized')
+      }
+    })
+    it('should handle error if user is not found!', async () => {
+      try {
+        // Force an error
+        sandbox.stub(uut.passport, 'authUser').resolves(null)
+
         await uut.authUser(ctx)
       } catch (err) {
         // console.log('err: ', err)

test/unit/controllers/rest-api/bch/bch.rest.controller.unit.js

@@ -62,6 +62,18 @@ describe('#BCH-REST-Controller', () => {
   })
 
   describe('#handleError', () => {
+    it('should pass an error message', () => {
+      try {
+        const err = {
+          status: 422,
+          message: 'Unprocessable Entity'
+        }
+
+        uut.handleError(ctx, err)
+      } catch (err) {
+        assert.include(err.message, 'Unprocessable Entity')
+      }
+    })
     it('should still throw error if there is no message', () => {
       try {
         const err = {
@@ -467,4 +479,67 @@ describe('#BCH-REST-Controller', () => {
       assert.equal(ctx.status, 200)
     })
   })
+
+  describe('#getService', () => {
+    it('should return 422 status on arbitrary error', async () => {
+      try {
+        sandbox.stub(uut.adapters.ipfs.ipfsCoordAdapter, 'state').value(null)
+        ctx.request.body = {
+          service: 'blah'
+        }
+
+        await uut.getService(ctx)
+
+        assert.fail('Unexpected result')
+      } catch (err) {
+        console.log('err: ', err)
+        assert.equal(err.status, 422)
+        assert.include(err.message, 'Cannot read')
+      }
+    })
+
+    it('should return 200 status on success', async () => {
+      sandbox.stub(uut.adapters.ipfs.ipfsCoordAdapter, 'state').value({ selectedServiceProvider: 'selected service' })
+      ctx.request.body = {
+        service: 'selected service'
+      }
+
+      await uut.getService(ctx)
+
+      // Assert the expected HTTP response
+      assert.equal(ctx.status, 200)
+    })
+  })
+
+  describe('#postProvider', () => {
+    it('should return 422 status on arbitrary error', async () => {
+      try {
+        uut.config.freezeProvider = true
+        ctx.request.body = {
+          providerId: 'selected provider id'
+        }
+
+        await uut.postProvider(ctx)
+
+        assert.fail('Unexpected result')
+      } catch (err) {
+        console.log('err: ', err)
+        assert.equal(err.status, 422)
+        assert.include(err.message, 'Consumer has preferredProvider set in environment variable. Refusing to switch providers.')
+      }
+    })
+
+    it('should return 200 status on success', async () => {
+      uut.config.freezeProvider = false
+      ctx.request.body = {
+        providerId: 'selected provider id'
+      }
+
+      sandbox.stub(uut.adapters.bch, 'selectProvider').resolves(true)
+      await uut.postProvider(ctx)
+
+      // Assert the expected HTTP response
+      assert.equal(ctx.status, 200)
+    })
+  })
 })

test/unit/controllers/rest-api/bch/bch.rest.router.unit.js

@@ -18,7 +18,7 @@ let sandbox
 
 // const mockContext = require('../../../../unit/mocks/ctx-mock').context
 
-describe('#Users-REST-Router', () => {
+describe('#BCH-REST-Router', () => {
   // const testUser = {}
 
   beforeEach(() => {
@@ -75,4 +75,108 @@ describe('#Users-REST-Router', () => {
       }
     })
   })
+  describe('#getStatus', () => {
+    it('should route to controller', async () => {
+      const spy = sandbox.stub(uut.bchRESTController, 'getStatus').resolves(true)
+
+      await uut.getStatus()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+  describe('#postProvider', () => {
+    it('should route to controller', async () => {
+      const spy = sandbox.stub(uut.bchRESTController, 'postProvider').resolves(true)
+
+      await uut.postProvider()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+  describe('#postBalance', () => {
+    it('should route to controller', async () => {
+      const spy = sandbox.stub(uut.bchRESTController, 'balance').resolves(true)
+
+      await uut.postBalance()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+  describe('#postUtxos', () => {
+    it('should route to controller', async () => {
+      const spy = sandbox.stub(uut.bchRESTController, 'utxos').resolves(true)
+
+      await uut.postUtxos()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+  describe('#postUtxosBulk', () => {
+    it('should route to controller', async () => {
+      const spy = sandbox.stub(uut.bchRESTController, 'utxosBulk').resolves(true)
+
+      await uut.postUtxosBulk()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+  describe('#postBroadcast', () => {
+    it('should route to controller', async () => {
+      const spy = sandbox.stub(uut.bchRESTController, 'broadcast').resolves(true)
+
+      await uut.postBroadcast()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+  describe('#postTxHistory', () => {
+    it('should route to controller', async () => {
+      const spy = sandbox.stub(uut.bchRESTController, 'txHistory').resolves(true)
+
+      await uut.postTxHistory()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+  describe('#postTxData', () => {
+    it('should route to controller', async () => {
+      const spy = sandbox.stub(uut.bchRESTController, 'txData').resolves(true)
+
+      await uut.postTxData()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+  describe('#postPubKey', () => {
+    it('should route to controller', async () => {
+      const spy = sandbox.stub(uut.bchRESTController, 'pubKey').resolves(true)
+
+      await uut.postPubKey()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+  describe('#utxoIsValid', () => {
+    it('should route to controller', async () => {
+      const spy = sandbox.stub(uut.bchRESTController, 'utxoIsValid').resolves(true)
+
+      await uut.utxoIsValid()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+  describe('#getTokenData', () => {
+    it('should route to controller', async () => {
+      const spy = sandbox.stub(uut.bchRESTController, 'getTokenData').resolves(true)
+
+      await uut.getTokenData()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+  describe('#getTokenData2', () => {
+    it('should route to controller', async () => {
+      const spy = sandbox.stub(uut.bchRESTController, 'getTokenData2').resolves(true)
+
+      await uut.getTokenData2()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+  describe('#getService', () => {
+    it('should route to controller', async () => {
+      const spy = sandbox.stub(uut.bchRESTController, 'getService').resolves(true)
+
+      await uut.getService()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
 })

test/unit/controllers/rest-api/ipfs/ipfs.rest.controller.unit.js

@@ -248,4 +248,247 @@ describe('#IPFS REST API', () => {
       assert.property(ctx.body, 'thisNode')
     })
   })
+  describe('#viewFile', () => {
+    it('should return 422 status on biz logic error', async () => {
+      try {
+        // Force an error
+        ctx.params = {
+          cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy'
+        }
+        sandbox.stub(uut.useCases.ipfs, 'downloadCid').throws(new Error('test error'))
+        uut.adapters.ipfs.ipfsCoordAdapter = {}
+
+        ctx.request.body = {}
+
+        await uut.viewFile(ctx)
+
+        assert.fail('Unexpected result')
+      } catch (err) {
+        // console.log('err: ', err)
+        assert.equal(err.status, 422)
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    it('should return 200 status on success', async () => {
+      ctx.params = {
+        cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy'
+      }
+      // Mock dependencies
+      sandbox.stub(uut.useCases.ipfs, 'downloadCid').resolves({ success: true, readStream: 'readStream' })
+
+      uut.adapters.ipfs.ipfsCoordAdapter = {
+        ipfsCoord: {
+          thisNode: {}
+        }
+      }
+
+      ctx.request.body = {}
+
+      await uut.viewFile(ctx)
+
+      assert.exists(ctx.body)
+    })
+  })
+  describe('#downloadFile', () => {
+    it('should return 422 status on biz logic error', async () => {
+      try {
+        ctx.params = {
+          cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy'
+        }
+        // Force an error
+        sandbox.stub(uut.useCases.ipfs, 'downloadCid').throws(new Error('test error'))
+        uut.adapters.ipfs.ipfsCoordAdapter = {}
+
+        ctx.request.body = {}
+
+        await uut.downloadFile(ctx)
+
+        assert.fail('Unexpected result')
+      } catch (err) {
+        // console.log('err: ', err)
+        assert.equal(err.status, 422)
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    it('should return 200 status on success', async () => {
+      ctx.params = {
+        cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy'
+      }
+      // Mock dependencies
+      sandbox.stub(uut.useCases.ipfs, 'downloadCid').resolves({ success: true, readStream: 'readStream' })
+
+      uut.adapters.ipfs.ipfsCoordAdapter = {
+        ipfsCoord: {
+          thisNode: {}
+        }
+      }
+
+      ctx.request.body = {}
+
+      await uut.downloadFile(ctx)
+
+      assert.exists(ctx.body)
+    })
+  })
+  describe('#getService', () => {
+    it('should return 422 status on biz logic error', async () => {
+      try {
+        // Force an error
+        uut.adapters.ipfs.ipfsCoordAdapter = {}
+
+        ctx.request.body = {}
+
+        await uut.getService(ctx)
+
+        assert.fail('Unexpected result')
+      } catch (err) {
+        // console.log('err: ', err)
+        assert.equal(err.status, 422)
+        assert.include(err.message, 'Cannot read properties of undefined')
+      }
+    })
+
+    it('should return 200 status on success', async () => {
+      // Mock dependencies
+
+      uut.adapters.ipfs.ipfsCoordAdapter = {
+        state: {
+          selectedIpfsFileProvider: 'provider'
+        }
+      }
+
+      ctx.request.body = {}
+
+      await uut.getService(ctx)
+
+      assert.isTrue(ctx.body.success)
+    })
+  })
+  describe('#getFileInfo', () => {
+    it('should return 422 status on biz logic error', async () => {
+      try {
+        ctx.params = {
+          cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy'
+        }
+        sandbox.stub(uut.adapters.ipfsFiles, 'getFileMetadata').throws(new Error('test error'))
+
+        ctx.request.body = {}
+
+        await uut.getFileInfo(ctx)
+
+        assert.fail('Unexpected result')
+      } catch (err) {
+        // console.log('err: ', err)
+        assert.equal(err.status, 422)
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    it('should return 200 status on success', async () => {
+      ctx.params = {
+        cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy'
+      }
+      // Mock dependencies
+      sandbox.stub(uut.adapters.ipfsFiles, 'getFileMetadata').resolves({ success: true, filename: 'filename' })
+
+      ctx.request.body = {}
+
+      await uut.getFileInfo(ctx)
+
+      assert.isTrue(ctx.body.success)
+    })
+  })
+
+  describe('#getPins', () => {
+    it('should return 422 status on biz logic error', async () => {
+      try {
+        sandbox.stub(uut.adapters.ipfsFiles, 'getPins').throws(new Error('test error'))
+
+        ctx.request.body = {}
+        ctx.params = { page: 1 }
+
+        await uut.getPins(ctx)
+
+        assert.fail('Unexpected result')
+      } catch (err) {
+        assert.equal(err.status, 422)
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    it('should return 200 status on success', async () => {
+      // Mock dependencies
+      sandbox.stub(uut.adapters.ipfsFiles, 'getPins').resolves({ success: true })
+
+      ctx.request.body = {}
+      ctx.params = { page: 1 }
+
+      await uut.getPins(ctx)
+
+      assert.isTrue(ctx.body.success)
+    })
+  })
+
+  describe('#cid2json', () => {
+    it('should return 422 status on biz logic error', async () => {
+      try {
+        ctx.params = {
+          cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy'
+        }
+        sandbox.stub(uut.useCases.ipfs, 'cid2json').throws(new Error('test error'))
+
+        ctx.request.body = {}
+
+        await uut.cid2json(ctx)
+
+        assert.fail('Unexpected result')
+      } catch (err) {
+        assert.equal(err.status, 422)
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    it('should return 200 status on success', async () => {
+      ctx.params = {
+        cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy'
+      }
+      // Mock dependencies
+      sandbox.stub(uut.useCases.ipfs, 'cid2json').resolves({ success: true })
+
+      ctx.request.body = {}
+
+      await uut.cid2json(ctx)
+
+      assert.isTrue(ctx.body.success)
+    })
+  })
+  describe('#pinClaim', () => {
+    it('should return 422 status on biz logic error', async () => {
+      try {
+        sandbox.stub(uut.useCases.ipfs, 'pinClaim').throws(new Error('test error'))
+
+        ctx.request.body = {}
+
+        await uut.pinClaim(ctx)
+
+        assert.fail('Unexpected result')
+      } catch (err) {
+        assert.equal(err.status, 422)
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    it('should return 200 status on success', async () => {
+      // Mock dependencies
+      sandbox.stub(uut.useCases.ipfs, 'pinClaim').resolves({ success: true })
+
+      ctx.request.body = {}
+
+      await uut.pinClaim(ctx)
+
+      assert.isTrue(ctx.body.success)
+    })
+  })
 })

test/unit/controllers/rest-api/middleware/error-unit.js

@@ -0,0 +1,66 @@
+/*
+Unit tests for the REST API middleware that handle response errors.
+*/
+
+// Public npm libraries
+import { assert } from 'chai'
+import sinon from 'sinon'
+
+// Local libraries
+import errorMiddleware from '../../../../../src/controllers/rest-api/middleware/error.js'
+import { context as mockContext } from '../../../../unit/mocks/ctx-mock.js'
+
+describe('#Validators', () => {
+  let ctx
+  let sandbox
+
+  beforeEach(() => {
+    // Mock the context object.
+    ctx = mockContext()
+
+    sandbox = sinon.createSandbox()
+  })
+
+  afterEach(() => sandbox.restore())
+
+  describe('#errorMiddleware', () => {
+    it('should run next function', async () => {
+      // Spy on next
+      const next = sinon.spy(() => { })
+      errorMiddleware()(ctx, next)
+
+      assert.isTrue(next.calledOnce)
+    })
+
+    it('should handle unknown status error', async () => {
+      try {
+        const next = async () => {
+          const e = new Error('test error')
+          e.status = null
+          throw e
+        }
+
+        await errorMiddleware()(ctx, next)
+        assert.fail('Unexpected code path')
+      } catch (error) {
+        assert.equal(ctx.status, 500)
+        assert.equal(ctx.body, 'test error')
+      }
+    })
+    it('should handle known status error', async () => {
+      try {
+        const next = async () => {
+          const e = new Error('test error')
+          e.status = 422
+          throw e
+        }
+
+        await errorMiddleware()(ctx, next)
+        assert.fail('Unexpected code path')
+      } catch (error) {
+        assert.equal(ctx.status, 422)
+        assert.equal(ctx.body, 'test error')
+      }
+    })
+  })
+})

test/unit/controllers/rest-api/p2wdb/p2wdb.rest.controller.unit.js

@@ -0,0 +1,223 @@
+/*
+  Unit tests for the REST API handler for the /p2wdb endpoints.
+*/
+
+// Public npm libraries
+import { assert } from 'chai'
+import sinon from 'sinon'
+
+// Local support libraries
+import adapters from '../../../mocks/adapters/index.js'
+import UseCasesMock from '../../../mocks/use-cases/index.js'
+
+import P2wdbController from '../../../../../src/controllers/rest-api/p2wdb/controller.js'
+import { context } from '../../../mocks/ctx-mock.js'
+// import blah '../../../../unit/mocks/ctx-mock.js'
+// console.log('blah: ', blah)
+let uut
+let sandbox
+let ctx
+
+describe('#P2WDB-REST-Controller', () => {
+  // const testUser = {}
+
+  beforeEach(() => {
+    const useCases = new UseCasesMock()
+    uut = new P2wdbController({ adapters, useCases })
+
+    sandbox = sinon.createSandbox()
+
+    // Mock the context object.
+    ctx = context()
+  })
+
+  afterEach(() => sandbox.restore())
+
+  describe('#constructor', () => {
+    it('should throw an error if adapters are not passed in', () => {
+      try {
+        uut = new P2wdbController()
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(
+          err.message,
+          'Instance of Adapters library required when instantiating /p2wdb REST Controller.'
+        )
+      }
+    })
+
+    it('should throw an error if useCases are not passed in', () => {
+      try {
+        uut = new P2wdbController({ adapters })
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(
+          err.message,
+          'Instance of Use Cases library required when instantiating /p2wdb REST Controller.'
+        )
+      }
+    })
+  })
+
+  describe('#handleError', () => {
+    it('should pass an error message', () => {
+      try {
+        const err = {
+          status: 422,
+          message: 'Unprocessable Entity'
+        }
+
+        uut.handleError(ctx, err)
+      } catch (err) {
+        assert.include(err.message, 'Unprocessable Entity')
+      }
+    })
+    it('should still throw error if there is no message', () => {
+      try {
+        const err = {
+          status: 404
+        }
+
+        uut.handleError(ctx, err)
+      } catch (err) {
+        assert.include(err.message, 'Not Found')
+      }
+    })
+  })
+
+  describe('#getStatus', () => {
+    it('should return 422 status on arbitrary biz logic error', async () => {
+      try {
+        // Force an error
+        sandbox
+          .stub(uut.adapters.p2wdb, 'getStatus')
+          .rejects(new Error('test error'))
+
+        await uut.getStatus(ctx)
+
+        assert.fail('Unexpected result')
+      } catch (err) {
+        console.log('err: ', err)
+        assert.equal(err.status, 422)
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    it('should return 200 status on success', async () => {
+      sandbox.stub(uut.adapters.p2wdb, 'getStatus').resolves('p2wdb')
+
+      await uut.getStatus(ctx)
+
+      // Assert the expected HTTP response
+      assert.equal(ctx.status, 200)
+
+      // Assert that expected properties exist in the returned data.
+      assert.equal(ctx.response.body.status, 'p2wdb')
+    })
+  })
+
+  describe('#postProvider', () => {
+    it('should return 422 status on arbitrary error', async () => {
+      try {
+        // Force an error
+        sandbox
+          .stub(uut.adapters.p2wdb, 'selectProvider')
+          .rejects(new Error('test error'))
+
+        ctx.request.body = {
+          addresses: 'blah'
+        }
+
+        await uut.postProvider(ctx)
+
+        assert.fail('Unexpected result')
+      } catch (err) {
+        console.log('err: ', err)
+        assert.equal(err.status, 422)
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    it('should return 200 status on success', async () => {
+      sandbox.stub(uut.adapters.p2wdb, 'selectProvider').resolves({ status: 200 })
+
+      ctx.request.body = {
+        addresses: 'blah'
+      }
+
+      await uut.postProvider(ctx)
+
+      // Assert the expected HTTP response
+      assert.equal(ctx.status, 200)
+    })
+  })
+  describe('#getEntryByHash', () => {
+    it('should return 422 status on arbitrary error', async () => {
+      try {
+        // Force an error
+        sandbox
+          .stub(uut.adapters.p2wdb, 'getEntryByHash')
+          .rejects(new Error('test error'))
+
+        ctx.request.body = {
+          hash: 'blah'
+        }
+
+        await uut.getEntryByHash(ctx)
+      } catch (err) {
+        assert.equal(err.status, 422)
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    it('should return 200 status on success', async () => {
+      sandbox.stub(uut.adapters.p2wdb, 'getEntryByHash').resolves({ status: 200 })
+
+      ctx.request.body = {
+        hash: 'blah'
+      }
+
+      await uut.getEntryByHash(ctx)
+      assert.equal(ctx.status, 200)
+    })
+  })
+
+  describe('#writeEntry', () => {
+    it('should return 422 status on arbitrary error', async () => {
+      try {
+        // Force an error
+        sandbox
+          .stub(uut.adapters.p2wdb, 'writeEntry')
+          .rejects(new Error('test error'))
+
+        ctx.request.body = {
+          txid: 'blah',
+          signature: 'blah',
+          message: 'blah',
+          data: 'blah'
+        }
+
+        await uut.writeEntry(ctx)
+      } catch (err) {
+        assert.equal(err.status, 422)
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    it('should return 200 status on success', async () => {
+      sandbox.stub(uut.adapters.p2wdb, 'writeEntry').resolves({ status: 200 })
+
+      ctx.request.body = {
+        txid: 'blah',
+        signature: 'blah',
+        message: 'blah',
+        data: 'blah'
+      }
+
+      await uut.writeEntry(ctx)
+      assert.equal(ctx.status, 200)
+    })
+  })
+})

test/unit/controllers/rest-api/p2wdb/p2wdb.rest.router.unit.js

@@ -0,0 +1,110 @@
+/*
+  Unit tests for the REST API handler for the /users endpoints.
+*/
+
+// Public npm libraries
+import { assert } from 'chai'
+import sinon from 'sinon'
+
+// Local support libraries
+import adapters from '../../../mocks/adapters/index.js'
+import UseCasesMock from '../../../mocks/use-cases/index.js'
+// const app = require('../../../mocks/app-mock')
+
+import P2wdbRouter from '../../../../../src/controllers/rest-api/p2wdb/index.js'
+let uut
+let sandbox
+// let ctx
+
+// const mockContext = require('../../../../unit/mocks/ctx-mock').context
+
+describe('#P2WDB-REST-Router', () => {
+  // const testUser = {}
+
+  beforeEach(() => {
+    const useCases = new UseCasesMock()
+    uut = new P2wdbRouter({ adapters, useCases })
+
+    sandbox = sinon.createSandbox()
+
+    // Mock the context object.
+    // ctx = mockContext()
+  })
+
+  afterEach(() => sandbox.restore())
+
+  describe('#constructor', () => {
+    it('should throw an error if adapters are not passed in', () => {
+      try {
+        uut = new P2wdbRouter()
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(
+          err.message,
+          'Instance of Adapters library required when instantiating P2WDB REST Controller.'
+        )
+      }
+    })
+
+    it('should throw an error if useCases are not passed in', () => {
+      try {
+        uut = new P2wdbRouter({ adapters })
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(
+          err.message,
+          'Instance of Use Cases library required when instantiating P2WDB REST Controller.'
+        )
+      }
+    })
+  })
+
+  describe('#attach', () => {
+    it('should throw an error if app is not passed in.', () => {
+      try {
+        uut.attach()
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(
+          err.message,
+          'Must pass app object when attaching REST API controllers.'
+        )
+      }
+    })
+  })
+  describe('#getStatus', () => {
+    it('should route to controller', async () => {
+      const spy = sandbox.stub(uut.p2wdbRESTController, 'getStatus').resolves(true)
+
+      await uut.getStatus()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+  describe('#postProvider', () => {
+    it('should route to controller', async () => {
+      const spy = sandbox.stub(uut.p2wdbRESTController, 'postProvider').resolves(true)
+
+      await uut.postProvider()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+  describe('#entryFromHash', () => {
+    it('should route to controller', async () => {
+      const spy = sandbox.stub(uut.p2wdbRESTController, 'getEntryByHash').resolves(true)
+
+      await uut.entryFromHash()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+  describe('#write', () => {
+    it('should route to controller', async () => {
+      const spy = sandbox.stub(uut.p2wdbRESTController, 'writeEntry').resolves(true)
+
+      await uut.write()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+})

test/unit/controllers/rest-api/price/price.rest.controller.unit.js

@@ -0,0 +1,157 @@
+/*
+  Unit tests for the REST API handler for the /price endpoints.
+*/
+
+// Public npm libraries
+import { assert } from 'chai'
+import sinon from 'sinon'
+
+// Local support libraries
+import adapters from '../../../mocks/adapters/index.js'
+import UseCasesMock from '../../../mocks/use-cases/index.js'
+
+import PriceController from '../../../../../src/controllers/rest-api/price/controller.js'
+import { context } from '../../../mocks/ctx-mock.js'
+// import blah '../../../../unit/mocks/ctx-mock.js'
+// console.log('blah: ', blah)
+let uut
+let sandbox
+let ctx
+
+describe('#PRICE-REST-Controller', () => {
+  // const testUser = {}
+
+  beforeEach(() => {
+    const useCases = new UseCasesMock()
+    uut = new PriceController({ adapters, useCases })
+
+    sandbox = sinon.createSandbox()
+
+    // Mock the context object.
+    ctx = context()
+  })
+
+  afterEach(() => sandbox.restore())
+
+  describe('#constructor', () => {
+    it('should throw an error if adapters are not passed in', () => {
+      try {
+        uut = new PriceController()
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(
+          err.message,
+          'Instance of Adapters library required when instantiating /price REST Controller.'
+        )
+      }
+    })
+
+    it('should throw an error if useCases are not passed in', () => {
+      try {
+        uut = new PriceController({ adapters })
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(
+          err.message,
+          'Instance of Use Cases library required when instantiating /price REST Controller.'
+        )
+      }
+    })
+  })
+
+  describe('#handleError', () => {
+    it('should pass an error message', () => {
+      try {
+        const err = {
+          status: 422,
+          message: 'Unprocessable Entity'
+        }
+
+        uut.handleError(ctx, err)
+      } catch (err) {
+        assert.include(err.message, 'Unprocessable Entity')
+      }
+    })
+    it('should still throw error if there is no message', () => {
+      try {
+        const err = {
+          status: 404
+        }
+
+        uut.handleError(ctx, err)
+      } catch (err) {
+        assert.include(err.message, 'Not Found')
+      }
+    })
+  })
+
+  describe('#getUSD', () => {
+    it('should return 422 status on arbitrary biz logic error', async () => {
+      try {
+        // Force an error
+        sandbox
+          .stub(uut.axios, 'request')
+          .rejects(new Error('test error'))
+
+        await uut.getUSD(ctx)
+
+        assert.fail('Unexpected result')
+      } catch (err) {
+        console.log('err: ', err)
+        assert.equal(err.status, 422)
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    it('should return 200 status on success', async () => {
+      sandbox.stub(uut.axios, 'request').resolves({ data: { data: { rates: { USD: 1.00 } } } })
+
+      await uut.getUSD(ctx)
+
+      // Assert the expected HTTP response
+      assert.equal(ctx.status, 200)
+
+      // Assert that expected properties exist in the returned data.
+      assert.equal(ctx.response.body.usd, 1.00)
+    })
+  })
+
+  describe('#getXecPrice', () => {
+    it('should return 422 status on arbitrary biz logic error', async () => {
+      try {
+        sandbox.stub(uut.axios, 'request').rejects(new Error('test error'))
+        await uut.getXecPrice(ctx)
+        assert.fail('Unexpected result')
+      } catch (err) {
+        assert.equal(err.status, 422)
+        assert.include(err.message, 'test error')
+      }
+    })
+    it('should return 200 status on success', async () => {
+      sandbox.stub(uut.axios, 'request').resolves({ data: { data: { ticker: { last: 1.00 } } } })
+      await uut.getXecPrice(ctx)
+      assert.equal(ctx.status, 200)
+      assert.equal(ctx.response.body.usd, 1.00)
+    })
+  })
+  describe('#getPsffppWritePrice', () => {
+    it('should return 200 status on success', async () => {
+      sandbox.stub(uut.useCases.ipfs, 'getWritePrice').resolves(1.00)
+      await uut.getPsffppWritePrice(ctx)
+      assert.equal(ctx.status, 200)
+      assert.equal(ctx.response.body.psfPrice, 1.00)
+    })
+    it('should return 422 status on arbitrary biz logic error', async () => {
+      try {
+        sandbox.stub(uut.useCases.ipfs, 'getWritePrice').rejects(new Error('test error'))
+        await uut.getPsffppWritePrice(ctx)
+        assert.fail('Unexpected result')
+      } catch (err) {
+        assert.equal(err.status, 422)
+        assert.include(err.message, 'test error')
+      }
+    })
+  })
+})

test/unit/controllers/rest-api/price/price.rest.router.unit.js

@@ -0,0 +1,102 @@
+/*
+  Unit tests for the REST API handler for the /users endpoints.
+*/
+
+// Public npm libraries
+import { assert } from 'chai'
+import sinon from 'sinon'
+
+// Local support libraries
+import adapters from '../../../mocks/adapters/index.js'
+import UseCasesMock from '../../../mocks/use-cases/index.js'
+// const app = require('../../../mocks/app-mock')
+
+import PriceRouter from '../../../../../src/controllers/rest-api/price/index.js'
+let uut
+let sandbox
+// let ctx
+
+// const mockContext = require('../../../../unit/mocks/ctx-mock').context
+
+describe('#Price-REST-Router', () => {
+  // const testUser = {}
+
+  beforeEach(() => {
+    const useCases = new UseCasesMock()
+    uut = new PriceRouter({ adapters, useCases })
+
+    sandbox = sinon.createSandbox()
+
+    // Mock the context object.
+    // ctx = mockContext()
+  })
+
+  afterEach(() => sandbox.restore())
+
+  describe('#constructor', () => {
+    it('should throw an error if adapters are not passed in', () => {
+      try {
+        uut = new PriceRouter()
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(
+          err.message,
+          'Instance of Adapters library required when instantiating Price REST Controller.'
+        )
+      }
+    })
+
+    it('should throw an error if useCases are not passed in', () => {
+      try {
+        uut = new PriceRouter({ adapters })
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(
+          err.message,
+          'Instance of Use Cases library required when instantiating Price REST Controller.'
+        )
+      }
+    })
+  })
+
+  describe('#attach', () => {
+    it('should throw an error if app is not passed in.', () => {
+      try {
+        uut.attach()
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(
+          err.message,
+          'Must pass app object when attaching REST API controllers.'
+        )
+      }
+    })
+  })
+  describe('#getPrice', () => {
+    it('should route to controller', async () => {
+      const spy = sandbox.stub(uut.priceRESTController, 'getUSD').resolves(true)
+
+      await uut.getPrice()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+
+  describe('#getXecPrice', () => {
+    it('should route to controller', async () => {
+      const spy = sandbox.stub(uut.priceRESTController, 'getXecPrice').resolves(true)
+
+      await uut.getXecPrice()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+  describe('#getPsffppWritePrice', () => {
+    it('should route to controller', async () => {
+      const spy = sandbox.stub(uut.priceRESTController, 'getPsffppWritePrice').resolves(true)
+      await uut.getPsffppWritePrice()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+})

test/unit/controllers/rest-api/rest.controller.unit.js

@@ -20,7 +20,7 @@ describe('#RESTControllers', () => {
   let sandbox
   // let ctx
 
-  before(async () => {})
+  before(async () => { })
 
   beforeEach(() => {
     const useCases = new UseCasesMock()
@@ -64,4 +64,19 @@ describe('#RESTControllers', () => {
       }
     })
   })
+
+  describe('#attachRESTControllers', () => {
+    it('should attach controllers without mongo service', () => {
+      uut.config.noMongo = true
+
+      const app = { use: () => {} }
+      uut.attachRESTControllers(app)
+    })
+    it('should attach controllers with mongo service', () => {
+      uut.config.noMongo = false
+
+      const app = { use: () => {} }
+      uut.attachRESTControllers(app)
+    })
+  })
 })

test/unit/controllers/rest-api/usage/usage.rest.controller.unit.js

@@ -0,0 +1,163 @@
+/*
+  Unit tests for the REST API handler for the /usage endpoints.
+*/
+
+// Public npm libraries
+import { assert } from 'chai'
+import sinon from 'sinon'
+
+// Local support libraries
+import adapters from '../../../mocks/adapters/index.js'
+import UseCasesMock from '../../../mocks/use-cases/index.js'
+import UsageController from '../../../../../src/controllers/rest-api/usage/controller.js'
+
+import { context as mockContext } from '../../../mocks/ctx-mock.js'
+
+let uut
+let sandbox
+let ctx
+
+describe('#Usage-REST-Controller', () => {
+  // const testUser = {}
+
+  beforeEach(() => {
+    const useCases = new UseCasesMock()
+    uut = new UsageController({ adapters, useCases })
+
+    sandbox = sinon.createSandbox()
+
+    // Mock the context object.
+    ctx = mockContext()
+  })
+
+  afterEach(() => sandbox.restore())
+
+  describe('#constructor', () => {
+    it('should throw an error if adapters are not passed in', () => {
+      try {
+        uut = new UsageController()
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(
+          err.message,
+          'Instance of Adapters library required when instantiating /usage REST Controller.'
+        )
+      }
+    })
+
+    it('should throw an error if useCases are not passed in', () => {
+      try {
+        uut = new UsageController({ adapters })
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(
+          err.message,
+          'Instance of Use Cases library required when instantiating /usage REST Controller.'
+        )
+      }
+    })
+  })
+
+  describe('#Get /usage', () => {
+    it('should return 422 status on biz logic error', async () => {
+      try {
+        sandbox.stub(uut.useCases.usage, 'getRestSummary').throws(new Error('test error'))
+        await uut.getStatus(ctx)
+
+        assert.fail('Unexpected result')
+      } catch (err) {
+        // console.log(err)
+        assert.equal(err.status, 422)
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    it('should return 200 status on success', async () => {
+      await uut.getStatus(ctx)
+
+      // Assert the expected HTTP response
+      assert.equal(ctx.status, 200)
+
+      // Assert that expected properties exist in the returned data.
+      assert.property(ctx.response.body, 'status')
+    })
+  })
+
+  describe('#Get /ips', () => {
+    it('should return 422 status on biz logic error', async () => {
+      try {
+        sandbox.stub(uut.useCases.usage, 'getTopIps').throws(new Error('test error'))
+        await uut.getTopIps(ctx)
+
+        assert.fail('Unexpected result')
+      } catch (err) {
+        // console.log(err)
+        assert.equal(err.status, 422)
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    it('should return 200 status on success', async () => {
+      await uut.getTopIps(ctx)
+
+      // Assert the expected HTTP response
+      assert.equal(ctx.status, 200)
+
+      // Assert that expected properties exist in the returned data.
+      assert.property(ctx.response.body, 'ips')
+    })
+  })
+
+  describe('#Get /endpoints', () => {
+    it('should return 422 status on biz logic error', async () => {
+      try {
+        sandbox.stub(uut.useCases.usage, 'getTopEndpoints').throws(new Error('test error'))
+        await uut.getTopEndpoints(ctx)
+
+        assert.fail('Unexpected result')
+      } catch (err) {
+        // console.log(err)
+        assert.equal(err.status, 422)
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    it('should return 200 status on success', async () => {
+      await uut.getTopEndpoints(ctx)
+
+      // Assert the expected HTTP response
+      assert.equal(ctx.status, 200)
+
+      // Assert that expected properties exist in the returned data.
+      assert.property(ctx.response.body, 'endpoints')
+    })
+  })
+
+  describe('#handleError', () => {
+    it('should pass an error message', () => {
+      try {
+        const err = {
+          status: 422,
+          message: 'Unprocessable Entity'
+        }
+
+        uut.handleError(ctx, err)
+      } catch (err) {
+        assert.include(err.message, 'Unprocessable Entity')
+      }
+    })
+    it('should still throw error if there is no message', () => {
+      try {
+        const err = {
+          status: 404
+        }
+
+        uut.handleError(ctx, err)
+      } catch (err) {
+        assert.include(err.message, 'Not Found')
+      }
+    })
+  })
+})

test/unit/controllers/rest-api/usage/usage.rest.router.unit.js

@@ -0,0 +1,75 @@
+/*
+Unit tests for the REST API handler for the /usage endpoints.
+*/
+
+// Public npm libraries
+import { assert } from 'chai'
+
+import sinon from 'sinon'
+
+// Local support libraries
+import adapters from '../../../mocks/adapters/index.js'
+
+import UseCasesMock from '../../../mocks/use-cases/index.js'
+
+import UsageRouter from '../../../../../src/controllers/rest-api/usage/index.js'
+
+let uut
+let sandbox
+// let ctx
+
+// const mockContext = require('../../../../unit/mocks/ctx-mock').context
+
+describe('#Usage-REST-Router', () => {
+  beforeEach(() => {
+    const useCases = new UseCasesMock()
+    uut = new UsageRouter({ adapters, useCases })
+
+    sandbox = sinon.createSandbox()
+  })
+
+  afterEach(() => sandbox.restore())
+
+  describe('#constructor', () => {
+    it('should throw an error if adapters are not passed in', () => {
+      try {
+        uut = new UsageRouter()
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(
+          err.message,
+          'Instance of Adapters library required when instantiating IPFS REST Controller.'
+        )
+      }
+    })
+
+    it('should throw an error if useCases are not passed in', () => {
+      try {
+        uut = new UsageRouter({ adapters })
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(
+          err.message,
+          'Instance of Use Cases library required when instantiating IPFS REST Controller.'
+        )
+      }
+    })
+  })
+
+  describe('#attach', () => {
+    it('should throw an error if app is not passed in.', () => {
+      try {
+        uut.attach()
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(
+          err.message,
+          'Must pass app object when attaching REST API controllers.'
+        )
+      }
+    })
+  })
+})

test/unit/controllers/rest-api/users/users.rest.controller.unit.js

@@ -153,6 +153,20 @@ describe('#Users-REST-Controller', () => {
       // Assert that expected properties exist in the returned data.
       assert.property(ctx.response.body, 'user')
     })
+    it('should run next function if it exists', async () => {
+      // Mock dependencies
+      const nextSpy = sandbox.spy()
+      sandbox.stub(uut.useCases.user, 'getUser').resolves({ _id: '123' })
+
+      await uut.getUser(ctx, nextSpy)
+
+      // Assert the expected HTTP response
+      assert.equal(ctx.status, 200)
+
+      // Assert that expected properties exist in the returned data.
+      assert.property(ctx.response.body, 'user')
+      assert.isTrue(nextSpy.calledOnce)
+    })
 
     it('should return other error status passed by biz logic', async () => {
       try {

test/unit/controllers/rest-api/users/users.rest.router.unit.js

@@ -79,4 +79,70 @@ describe('#Users-REST-Router', () => {
       }
     })
   })
+
+  describe('#createUser', () => {
+    it('should ignore admin validator when DISABLE_NEW_ACCOUNTS is not defined', async () => {
+      // Stub functions
+      const validationSpy = sandbox.stub(uut.validators, 'ensureAdmin').resolves(true)
+      sandbox.stub(uut.userRESTController, 'createUser').resolves(true)
+
+      // Call function
+      await uut.createUser()
+
+      // Assertions
+      assert.isTrue(validationSpy.notCalled, 'Admin validator should not be called')
+    })
+    it('should ensure admin when DISABLE_NEW_ACCOUNTS is defined', async () => {
+      // Set environment variable
+      process.env.DISABLE_NEW_ACCOUNTS = true
+
+      // Stub functions
+      const validationSpy = sandbox.stub(uut.validators, 'ensureAdmin').resolves(true)
+      sandbox.stub(uut.userRESTController, 'createUser').resolves(true)
+
+      // Call function
+      await uut.createUser()
+
+      // Assertions
+      assert.isTrue(validationSpy.calledOnce, 'Admin validator should be called')
+    })
+  })
+  describe('#getAll', () => {
+    it('should route to controller', async () => {
+      sandbox.stub(uut.validators, 'ensureUser').resolves(true)
+      const spy = sandbox.stub(uut.userRESTController, 'getUsers').resolves(true)
+
+      await uut.getAll()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+  describe('#getById', () => {
+    it('should route to controller', async () => {
+      sandbox.stub(uut.validators, 'ensureUser').resolves(true)
+      const spy = sandbox.stub(uut.userRESTController, 'getUser').resolves(true)
+
+      await uut.getById()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+  describe('#updateUser', () => {
+    it('should route to controller', async () => {
+      sandbox.stub(uut.validators, 'ensureTargetUserOrAdmin').resolves(true)
+      sandbox.stub(uut.userRESTController, 'getUser').resolves(true)
+      const spy = sandbox.stub(uut.userRESTController, 'updateUser').resolves(true)
+
+      await uut.updateUser()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
+  describe('#deleteUser', () => {
+    it('should route to controller', async () => {
+      sandbox.stub(uut.validators, 'ensureTargetUserOrAdmin').resolves(true)
+      sandbox.stub(uut.userRESTController, 'getUser').resolves(true)
+      const spy = sandbox.stub(uut.userRESTController, 'deleteUser').resolves(true)
+
+      await uut.deleteUser()
+      assert.isTrue(spy.calledOnce)
+    })
+  })
 })

test/unit/controllers/timer-controllers.unit.js

@@ -66,15 +66,47 @@ describe('#Timer-Controllers', () => {
     })
   })
 
-  describe('#exampleTimerFunc', () => {
+  // describe('#exampleTimerFunc', () => {
+  //   it('should kick off the Use Case', async () => {
+  //     const result = await uut.exampleTimerFunc()
+
+  //     assert.equal(result, true)
+  //   })
+
+  //   it('should return false on error', async () => {
+  //     const result = await uut.exampleTimerFunc(true)
+
+  //     assert.equal(result, false)
+  //   })
+  // })
+
+  describe('#cleanUsage', () => {
     it('should kick off the Use Case', async () => {
-      const result = await uut.exampleTimerFunc()
+      const result = await uut.cleanUsage()
 
       assert.equal(result, true)
     })
 
     it('should return false on error', async () => {
-      const result = await uut.exampleTimerFunc(true)
+      sandbox.stub(uut.useCases.usage, 'cleanUsage').throws(new Error('test error'))
+      const result = await uut.cleanUsage()
+
+      assert.equal(result, false)
+    })
+  })
+
+  describe('#backupUsage', () => {
+    it('should kick off the Use Case', async () => {
+      const result = await uut.backupUsage()
+
+      assert.equal(result, true)
+    })
+
+    it('should return false on error', async () => {
+      sandbox.stub(uut.useCases.usage, 'clearUsage').throws(new Error('test error'))
+      // sandbox.stub(uut.useCases.usage, 'saveUsage').throws(new Error('test error'))
+
+      const result = await uut.backupUsage()
 
       assert.equal(result, false)
     })

test/unit/misc/config.js

@@ -9,12 +9,12 @@ let currentEnv
 describe('#config', () => {
   before(() => {
     // Backup the current environment setting.
-    currentEnv = process.env.SVC_ENV
+    currentEnv = process.env.CONSUMER_ENV
   })
 
   after(() => {
     // Restore the environment setting before starting these tests.
-    process.env.SVC_ENV = currentEnv
+    process.env.CONSUMER_ENV = currentEnv
   })
 
   it('Should return development environment config by default', async () => {
@@ -29,7 +29,7 @@ describe('#config', () => {
     // Hack to dynamically import a library multiple times:
     // https://github.com/denoland/deno/issues/6946
 
-    process.env.SVC_ENV = 'test'
+    process.env.CONSUMER_ENV = 'test'
 
     const importedConfig2 = await import('../../../config/index.js?foo=bar1')
     const config = importedConfig2.default
@@ -39,7 +39,7 @@ describe('#config', () => {
   })
 
   it('Should return prod environment config', async () => {
-    process.env.SVC_ENV = 'prod'
+    process.env.CONSUMER_ENV = 'prod'
 
     process.env.WALLET_INTERFACE = 'web2'
     process.env.APISERVER = 'https://api.fullstack.cash/v5/'

test/unit/misc/passport.unit.js

@@ -34,6 +34,12 @@ describe('#passport', () => {
 
       passportCallback(id, 'password', done)
     })
+    it('should handle not found user', () => {
+      // Mock Users model.
+      sandbox.stub(User, 'findOne').resolves(null)
+
+      passportCallback(id, 'password', done)
+    })
 
     it('should return if password is validated', () => {
       // Mock Users model.
@@ -41,6 +47,15 @@ describe('#passport', () => {
 
       passportCallback(id, 'password', done)
     })
+    it('should handle error on password validation', () => {
+      // Mock Users model.
+      const userMock = {
+        validatePassword: () => false
+      }
+      sandbox.stub(User, 'findOne').resolves(userMock)
+
+      passportCallback(id, 'password', done)
+    })
 
     it('should catch a high-level error', () => {
       // Force an error

test/unit/misc/server-unit.js

@@ -30,7 +30,7 @@ describe('#server', () => {
       sandbox.stub(uut.adminLib, 'createSystemUser').resolves(true)
       sandbox.stub(uut.controllers, 'attachControllers').resolves()
       uut.config.env = 'dev'
-
+      uut.config.port = 5040
       const result = await uut.startServer()
       // console.log('result: ', result)
 

test/unit/mocks/adapters/index.js

@@ -1,10 +1,26 @@
 /*
   Mocks for the Adapter library.
 */
-
+class BlockstoreMock {
+  constructor () {
+    this.get = async () => {}
+  }
+}
+class FsMock {
+  constructor () {
+    this.ls = async function* () {
+      yield { path: 'test.txt', cid: 'QmS4ghgMgfFvqPjB4WKXHaN15ZyT4K4JYZxY5X5x5x5x5' }
+    }
+    this.cat = async function* () {
+      yield Buffer.from('test data')
+    }
+  }
+}
 class IpfsAdapter {
   constructor () {
     this.ipfs = {
+      blockstore: new BlockstoreMock(),
+      fs: new FsMock(),
       files: {
         stat: () => {}
       }
@@ -14,7 +30,7 @@ class IpfsAdapter {
 
 class IpfsCoordAdapter {
   constructor () {
-
+    this.config = {}
     this.ipfsCoord = {
       adapters: {
         ipfs: {
@@ -34,7 +50,9 @@ class IpfsCoordAdapter {
     this.peerInputHandler = () => {}
 
     this.state = {
-      serviceProviders: []
+      serviceProviders: [],
+      serviceProvidersByType: '',
+      selectedIpfsFileProvider:''
     }
   }
 }
@@ -79,6 +97,39 @@ const localdb = {
     }
   },
 
+  Usage: class Usage {
+    static findById () {}
+    static find () {}
+    static findOne () {
+      return {
+        validatePassword: localdb.validatePassword
+      }
+    }
+
+    async save () {
+      return {}
+    }
+
+    generateToken () {
+      return '123'
+    }
+
+    toJSON () {
+      return {}
+    }
+
+    async remove () {
+      return true
+    }
+
+    async validatePassword () {
+      return true
+    }
+    static async deleteMany(){
+      return true
+    }
+  },
+
   validatePassword: () => {
     return true
   }
@@ -136,7 +187,46 @@ class BchUseCaseMock {
   async waitForRPCResponse () {
     return {}
   }
+  async selectProvider (){
+    return true
+  }
 }
 const bch = new BchUseCaseMock()
+const wallet = {
+  bchWallet: bch
 
-export default { ipfs, localdb, bch }
+}
+
+const ipfsFiles = {
+  pinClaim: () => {
+    return {
+      success: true,
+      message: 'Pin claimed'
+    }
+  },
+  getFileMetadata: () => {
+    return {
+      success: true,
+      message: 'Files metadata'
+    }
+  },
+  getPins: () => {
+    return {
+      success: true,
+      message: 'Pins'
+    }
+  },
+  rpcHandler: () => {
+    return {
+      success: true,
+      message: 'RPC handler'
+    }
+  }
+}
+const p2wdb = {
+  getStatus: async () => {},
+  selectProvider: async () => {},
+  getEntryByHash: async () => {},
+  writeEntry: async () => {}
+}
+export default { ipfs, localdb, bch, wallet, ipfsFiles, p2wdb }

test/unit/mocks/adapters/ipfs-coord-mocks.js

@@ -4,7 +4,9 @@
 
 const peers = [
   'QmWkjYRRTaxVEuGK8ip2X3trVyJShFs6U9g1h9x6fK5mZ2',
-  'QmQqjVVD3CS6zaJmoSdt6GwX1c1tD5T9FZas4qxLbru8xN'
+  'QmQqjVVD3CS6zaJmoSdt6GwX1c1tD5T9FZas4qxLbru8xN',
+  'QmWkjYRRTaxVEuGK8ip2X3trVyJShFs6U9g1h9x6fK5mT3',
+  'QmWkjYRRTaxVEuGK8ip2X3trVyJShFs6U9g1h9x6fK5mD4'
 ]
 
 const peerData = [
@@ -110,7 +112,113 @@ const peerData = [
       },
       updatedAt: '2021-08-24T23:13:20.411Z'
     }
-  }
+  },
+  {
+    from: 'QmWkjYRRTaxVEuGK8ip2X3trVyJShFs6U9g1h9x6fK5mT3',
+    channel: 'psf-ipfs-coordination-001',
+    data: {
+      apiName: 'ipfs-coord-announce',
+      apiVersion: '1.3.2',
+      apiInfo:
+        'You should put an IPFS hash or web URL here to your documentation.',
+      ipfsId: 'QmWkjYRRTaxVEuGK8ip2X3trVyJShFs6U9g1h9x6fK5mZ2',
+      type: 'node.js',
+      ipfsMultiaddrs: [
+        '/ip4/127.0.0.1/tcp/5701/p2p/QmWkjYRRTaxVEuGK8ip2X3trVyJShFs6U9g1h9x6fK5mZ2',
+        '/ip4/127.0.0.1/tcp/5702/ws/p2p/QmWkjYRRTaxVEuGK8ip2X3trVyJShFs6U9g1h9x6fK5mZ2',
+        '/ip4/192.168.0.2/tcp/5701/p2p/QmWkjYRRTaxVEuGK8ip2X3trVyJShFs6U9g1h9x6fK5mZ2',
+        '/ip4/192.168.0.2/tcp/5702/ws/p2p/QmWkjYRRTaxVEuGK8ip2X3trVyJShFs6U9g1h9x6fK5mZ2'
+      ],
+      orbitdb:
+        '/orbitdb/zdpuAntCMCcmZuFy2hq5F7kpcti3yHa34LLZHzyVqorkoSpAJ/QmWkjYRRTaxVEuGK8ip2X3trVyJShFs6U9g1h9x6fK5mZ221082417',
+      circuitRelays: [],
+      isCircuitRelay: false,
+      cryptoAddresses: [
+        {
+          blockchain: 'BCH',
+          type: 'cashAddr',
+          address: 'bitcoincash:qru6kq3p4tv6z2lmy0n560lyhh3z2feay5gjzggc37'
+        },
+        {
+          blockchain: 'BCH',
+          type: 'slpAddr',
+          address: 'simpleledger:qru6kq3p4tv6z2lmy0n560lyhh3z2feay5yffnac0q'
+        }
+      ],
+      encryptPubKey:
+        '021db6e97650659653ba61dd493dc348a7429cdcbafd4fb73b08b1223bf5bd98df',
+      jsonLd: {
+        '@context': 'https://schema.org/',
+        '@type': 'WebAPI',
+        name: 'trout-bch-wallet-service-dev',
+        version: '1.11.12',
+        protocol: 'p2wdb',
+        description:
+          'IPFS service providing BCH blockchain access needed by a wallet.',
+        documentation: 'https://ipfs-bch-wallet-service.fullstack.cash/',
+        provider: {
+          '@type': 'Organization',
+          name: 'Permissionless Software Foundation',
+          url: 'https://PSFoundation.cash'
+        },
+        identifier: 'QmWkjYRRTaxVEuGK8ip2X3trVyJShFs6U9g1h9x6fK5mZ2'
+      },
+      updatedAt: '2021-08-24T23:13:19.306Z'
+    }
+  },
+  {
+    from: 'QmWkjYRRTaxVEuGK8ip2X3trVyJShFs6U9g1h9x6fK5mD4',
+    channel: 'psf-ipfs-coordination-001',
+    data: {
+      apiName: 'ipfs-coord-announce',
+      apiVersion: '1.3.2',
+      apiInfo:
+        'You should put an IPFS hash or web URL here to your documentation.',
+      ipfsId: 'QmWkjYRRTaxVEuGK8ip2X3trVyJShFs6U9g1h9x6fK5mZ2',
+      type: 'node.js',
+      ipfsMultiaddrs: [
+        '/ip4/127.0.0.1/tcp/5701/p2p/QmWkjYRRTaxVEuGK8ip2X3trVyJShFs6U9g1h9x6fK5mZ2',
+        '/ip4/127.0.0.1/tcp/5702/ws/p2p/QmWkjYRRTaxVEuGK8ip2X3trVyJShFs6U9g1h9x6fK5mZ2',
+        '/ip4/192.168.0.2/tcp/5701/p2p/QmWkjYRRTaxVEuGK8ip2X3trVyJShFs6U9g1h9x6fK5mZ2',
+        '/ip4/192.168.0.2/tcp/5702/ws/p2p/QmWkjYRRTaxVEuGK8ip2X3trVyJShFs6U9g1h9x6fK5mZ2'
+      ],
+      orbitdb:
+        '/orbitdb/zdpuAntCMCcmZuFy2hq5F7kpcti3yHa34LLZHzyVqorkoSpAJ/QmWkjYRRTaxVEuGK8ip2X3trVyJShFs6U9g1h9x6fK5mZ221082417',
+      circuitRelays: [],
+      isCircuitRelay: false,
+      cryptoAddresses: [
+        {
+          blockchain: 'BCH',
+          type: 'cashAddr',
+          address: 'bitcoincash:qru6kq3p4tv6z2lmy0n560lyhh3z2feay5gjzggc37'
+        },
+        {
+          blockchain: 'BCH',
+          type: 'slpAddr',
+          address: 'simpleledger:qru6kq3p4tv6z2lmy0n560lyhh3z2feay5yffnac0q'
+        }
+      ],
+      encryptPubKey:
+        '021db6e97650659653ba61dd493dc348a7429cdcbafd4fb73b08b1223bf5bd98df',
+      jsonLd: {
+        '@context': 'https://schema.org/',
+        '@type': 'WebAPI',
+        name: 'trout-bch-wallet-service-dev',
+        version: '1.11.12',
+        protocol: 'ipfs-file-pin-service',
+        description:
+          'IPFS service providing BCH blockchain access needed by a wallet.',
+        documentation: 'https://ipfs-bch-wallet-service.fullstack.cash/',
+        provider: {
+          '@type': 'Organization',
+          name: 'Permissionless Software Foundation',
+          url: 'https://PSFoundation.cash'
+        },
+        identifier: 'QmWkjYRRTaxVEuGK8ip2X3trVyJShFs6U9g1h9x6fK5mZ2'
+      },
+      updatedAt: '2021-08-24T23:13:19.306Z'
+    }
+  },
 ]
 
 // module.exports = {

test/unit/mocks/use-cases/index.js

@@ -49,6 +49,58 @@ class BchUseCaseMock {
   }
 }
 
+class UsageUseCaseMock {
+  async cleanUsage() {
+    return {}
+  }
+
+  async getRestSummary() {
+    return true
+  }
+
+  async getTopIps(params) {
+    return true
+  }
+
+  async getTopEndpoints(existingUser, newData) {
+    return true
+  }
+
+  async clearUsage() {
+    return true
+  }
+
+  async saveUsage() {
+    return true
+  }
+}
+
+class IpfsUseCaseMock {
+  async downloadCid() {
+    return {}
+  }
+
+  async cid2json() {
+    return {}
+  } 
+
+  async getCidMetadata() {
+    return {}
+  }
+
+  async getService() {
+    return {}
+  } 
+
+  async pinClaim() {
+    return {}
+  }
+
+  async getWritePrice() {
+    return 1.00
+  }
+}
+
 class UseCasesMock {
   constuctor(localConfig = {}) {
     // this.user = new UserUseCaseMock(localConfig)
@@ -58,6 +110,8 @@ class UseCasesMock {
 
   user = new UserUseCaseMock()
   bch = new BchUseCaseMock()
+  usage = new UsageUseCaseMock()
+  ipfs = new IpfsUseCaseMock()
 }
 
 export default UseCasesMock;

test/unit/use-cases/ipfs.use-case.unit.js

@@ -0,0 +1,282 @@
+/*
+  Unit tests for the ipfs-use-cases.js file.
+*/
+
+// Public npm libraries
+import { assert } from 'chai'
+
+import sinon from 'sinon'
+
+// Local support libraries
+// const testUtils = require('../../utils/test-utils')
+
+// Unit under test (uut)
+import UseCases from '../../../src/use-cases/ipfs-use-cases.js'
+
+import adapters from '../mocks/adapters/index.js'
+describe('#ipfs-use-cases', () => {
+  let uut
+  let sandbox
+
+  before(async () => {
+    // Delete all previous users in the database.
+    // await testUtils.deleteAllUsers()
+  })
+
+  beforeEach(() => {
+    sandbox = sinon.createSandbox()
+
+    uut = new UseCases({ adapters })
+    uut.adapters.ipfs.ipfsCoordAdapter = {
+      state: {
+        selectedIpfsFileProvider: 'provider'
+      }
+    }
+  })
+
+  afterEach(() => sandbox.restore())
+
+  describe('#constructor', () => {
+    it('should throw an error if adapters are not passed in', () => {
+      try {
+        uut = new UseCases()
+
+        assert.fail('Unexpected code path')
+
+        // This is here to prevent the linter from complaining.
+        assert.isOk(uut)
+      } catch (err) {
+        assert.include(
+          err.message,
+          'Instance of adapters must be passed in when instantiating IPFS Use Cases library.'
+        )
+      }
+    })
+  })
+
+  describe('#downloadCid', () => {
+    it('should download a file from IPFS', async () => {
+      sandbox.stub(uut, 'getCidMetadata').resolves('file.txt')
+
+      const result = await uut.downloadCid({ cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy' })
+
+      assert.property(result, 'filename')
+      assert.property(result, 'readStream')
+    })
+    it('should handle directory-based CIDs', async () => {
+      sandbox.stub(uut, 'getCidMetadata').resolves('file.txt')
+      sandbox.stub(uut.adapters.ipfs.ipfs.fs, 'ls').callsFake(async function * () {
+        yield { path: 'dir1/test.txt', cid: 'QmS4ghgMgfFvqPjB4WKXHaN15ZyT4K4JYZxY5X5x5x5x5' }
+      })
+      const result = await uut.downloadCid({ cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy' })
+
+      assert.property(result, 'filename')
+      assert.property(result, 'readStream')
+    })
+    it('should throw an error if cid is not provided ', async () => {
+      try {
+        await uut.downloadCid({})
+      } catch (error) {
+        assert.include(error.message, 'CID is undefined')
+      }
+    })
+  })
+  describe('#getWritePrice', () => {
+    it('should get price', async () => {
+      const result = await uut.getWritePrice()
+      assert.isNumber(result)
+    })
+    it('should handle undefined psffpp instance', async () => {
+      uut.psffpp = null
+      const result = await uut.getWritePrice()
+      assert.isNumber(result)
+    })
+    it('should re-instantiate psffpp instance', async () => {
+      const psffppMock = {}
+      uut.psffpp = psffppMock
+      const lastWritePriceUpdate = new Date()
+      lastWritePriceUpdate.setHours(lastWritePriceUpdate.getHours() - 10)
+      uut.lastWritePriceUpdate = lastWritePriceUpdate.getTime()
+      const result = await uut.getWritePrice()
+      assert.isNumber(result)
+      assert.notEqual(uut.lastWritePriceUpdate, lastWritePriceUpdate.getTime())
+      assert.notEqual(uut.psffpp, psffppMock)
+    })
+
+    it('should handle error ', async () => {
+      try {
+        uut.lastWritePriceUpdate = new Date().getTime()
+        uut.psffpp = {
+          getMcWritePrice: () => {
+            throw new Error('test error')
+          }
+        }
+        await uut.getWritePrice()
+        assert.fail('Unexpected code path')
+      } catch (error) {
+        assert.include(error.message, 'test error')
+      }
+    })
+  })
+  describe('#getCidMetadata', () => {
+    it('should get cid metadata', async () => {
+      sandbox.stub(uut.adapters.ipfsFiles, 'getFileMetadata').resolves({ success: true, fileMetadata: { dataPinned: true, filename: 'test.json' } })
+      const result = await uut.getCidMetadata({ cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy' })
+      assert.isString(result)
+      assert.equal(result, 'test.json')
+    })
+
+    it('should handle error ', async () => {
+      try {
+        sandbox.stub(uut.adapters.ipfsFiles, 'getFileMetadata').throws(new Error('test error'))
+        await uut.getCidMetadata({ cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy' })
+      } catch (error) {
+        assert.include(error.message, 'test error')
+      }
+    })
+
+    it('should handle non-success response from getFileMetadata', async () => {
+      try {
+        sandbox.stub(uut.adapters.ipfsFiles, 'getFileMetadata').resolves({ success: false, message: 'test error' })
+        await uut.getCidMetadata({ cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy' })
+      } catch (error) {
+        assert.include(error.message, 'test error')
+      }
+    })
+  })
+  describe('#cid2json', () => {
+    it('should get cid2json', async () => {
+      uut.adapters.ipfs.ipfsCoordAdapter = {
+        state: {
+          selectedIpfsFileProvider: 'provider'
+        }
+      }
+      sandbox.stub(uut.adapters.ipfsFiles, 'getFileMetadata').resolves({ fileMetadata: { dataPinned: true, filename: 'test.json' } })
+      sandbox.stub(uut.adapters.ipfs.ipfs.fs, 'ls').callsFake(function * () {
+        yield { name: 'test.json' }
+      })
+      sandbox.stub(JSON, 'parse').returns(true)
+      const result = await uut.cid2json({ cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy' })
+      assert.isObject(result)
+      assert.property(result, 'success')
+      assert.property(result, 'json')
+    })
+
+    it('should throw error if selectedIpfsFileProvider is not defined', async () => {
+      try {
+        uut.adapters.ipfs.ipfsCoordAdapter = {
+          state: {
+            selectedIpfsFileProvider: null
+          }
+        }
+        await uut.cid2json({ cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy' })
+        assert.fail('Unexpected code path')
+      } catch (error) {
+        assert.include(error.message, 'No IPFS File Provider Service is available yet. Try again in a few seconds')
+      }
+    })
+    it('should throw error if file metadata cant be fetched', async () => {
+      try {
+        sandbox.stub(uut.adapters.ipfsFiles, 'getFileMetadata').resolves({ success: false })
+        await uut.cid2json({ cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy' })
+        assert.fail('Unexpected code path')
+      } catch (error) {
+        assert.include(error.message, 'Could not communicate with instance of ipfs-file-pin-service')
+      }
+    })
+    it('should throw error if cid is not pinned', async () => {
+      try {
+        sandbox.stub(uut.adapters.ipfsFiles, 'getFileMetadata').resolves({ success: true, fileMetadata: { dataPinned: false } })
+        await uut.cid2json({ cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy' })
+        assert.fail('Unexpected code path')
+      } catch (error) {
+        assert.include(error.message, 'has not been pinned by ipfs-file-pin-service instance')
+      }
+    })
+    it('should throw error if filename has no .json extension', async () => {
+      try {
+        sandbox.stub(uut.adapters.ipfsFiles, 'getFileMetadata').resolves({ success: true, fileMetadata: { dataPinned: true, filename: 'test' } })
+        await uut.cid2json({ cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy' })
+        assert.fail('Unexpected code path')
+      } catch (error) {
+        assert.include(error.message, 'does not resolve to a JSON file')
+      }
+    })
+    it('should handle error if file cant be retrieved', async () => {
+      try {
+        sandbox.stub(uut.adapters.ipfsFiles, 'getFileMetadata').resolves({ fileMetadata: { dataPinned: true, filename: 'test.json' } })
+        sandbox.stub(uut.adapters.ipfs.ipfs.fs, 'cat').throws(new Error('test error'))
+        sandbox.stub(uut.adapters.ipfs.ipfs.fs, 'ls').callsFake(function * () {
+          yield { name: 'test.json' }
+        })
+        await uut.cid2json({ cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy' })
+        assert.fail('Unexpected code path')
+      } catch (error) {
+        assert.include(error.message, 'test error')
+      }
+    })
+
+    it('should handle error if cid is a directory', async () => {
+      try {
+        sandbox.stub(uut.adapters.ipfsFiles, 'getFileMetadata').resolves({ fileMetadata: { dataPinned: true, filename: 'test.json' } })
+        sandbox.stub(uut.adapters.ipfs.ipfs.fs, 'cat')
+          .onCall(0).throws(new Error('test error'))
+          .onCall(1).callsFake(function * () {
+            yield { name: 'test.json' }
+          })
+        sandbox.stub(uut.adapters.ipfs.ipfs.fs, 'ls').callsFake(function * () {
+          yield { name: 'test/directory/' }
+        })
+        await uut.cid2json({ cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy' })
+      } catch (error) {
+        assert.include(error.message, 'file does not resolve to a valid JSON file')
+      }
+    })
+    it('should get content from cid/name.json format', async () => {
+      sandbox.stub(uut.adapters.ipfsFiles, 'getFileMetadata').resolves({ fileMetadata: { dataPinned: true, filename: 'test.json' } })
+      sandbox.stub(uut.adapters.ipfs.ipfs.fs, 'cat')
+        .onCall(0).throws(new Error('test error'))
+        .onCall(1).callsFake(function * () {
+          yield Buffer.from('{"test": "test"}')
+        })
+      sandbox.stub(uut.adapters.ipfs.ipfs.fs, 'ls').callsFake(function * () {
+        yield { name: 'test/directory/test.json' }
+      })
+
+      const result = await uut.cid2json({ cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy' })
+      assert.isObject(result)
+      assert.property(result, 'success')
+      assert.property(result, 'json')
+    })
+    it('should handle if content cant be parsed', async () => {
+      try {
+        sandbox.stub(uut.adapters.ipfsFiles, 'getFileMetadata').resolves({ fileMetadata: { dataPinned: true, filename: 'test.json' } })
+        sandbox.stub(uut.adapters.ipfs.ipfs.fs, 'ls').callsFake(function * () {
+          yield { name: 'test.json' }
+        })
+        sandbox.stub(JSON, 'parse').throws(new Error())
+
+        await uut.cid2json({ cid: 'bafybeib2rphswe7clvclverw7xi7nejkpkh4mdfcurdmcgw7wcup7za6wy' })
+      } catch (error) {
+        assert.include(error.message, 'not resolve to a valid JSON object')
+      }
+    })
+  })
+  describe('#pinClaim', () => {
+    it('should process pinClaim', async () => {
+      const result = await uut.pinClaim()
+      assert.isObject(result)
+      assert.property(result, 'success')
+      assert.property(result, 'message')
+    })
+
+    it('should handle error ', async () => {
+      try {
+        sandbox.stub(uut.adapters.ipfsFiles, 'pinClaim').throws(new Error('test error'))
+        await uut.pinClaim()
+      } catch (error) {
+        assert.include(error.message, 'test error')
+      }
+    })
+  })
+})

test/unit/use-cases/usage.use-case.unit.js

@@ -0,0 +1,322 @@
+/*
+  Unit tests for the use-cases/usage-use-cases.js business logic library.
+*/
+
+// Public npm libraries
+import { assert } from 'chai'
+import sinon from 'sinon'
+
+// Local support libraries
+import adapters from '../mocks/adapters/index.js'
+
+// Mock
+import { context as mockContext } from '../mocks/ctx-mock.js'
+
+// Unit under test (uut)
+import { UsageUseCases, restCalls, usageMiddleware } from '../../../src/use-cases/usage-use-cases.js'
+
+describe('#usage-use-case', () => {
+  let uut
+  let sandbox
+  let ctx
+
+  before(async () => {
+
+  })
+
+  beforeEach(() => {
+    sandbox = sinon.createSandbox()
+    uut = new UsageUseCases({ adapters })
+
+    console.log('restCalls: ', restCalls)
+    // Set as empty array
+    restCalls.splice(0, restCalls.length)
+
+    ctx = mockContext()
+  })
+
+  afterEach(() => sandbox.restore())
+
+  describe('#constructor', () => {
+    it('should throw an error if adapters are not passed in', () => {
+      try {
+        uut = new UsageUseCases()
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(
+          err.message,
+          'Instance of adapters must be passed in when instantiating Usage Use Cases library.'
+        )
+      }
+    })
+  })
+
+  describe('#cleanUsage', () => {
+    it('should delete older data than 24 hours', () => {
+      const now = new Date() // Mock date
+
+      // set older mock data
+      restCalls.push({
+        timestamp: now.getTime() - (60000 * 60 * 48), // 48 hours ago
+        ip: '127.0.0.1'
+      })
+
+      // Set recently mock data
+      restCalls.push({
+        timestamp: now.getTime(),
+        ip: 'localhost'
+      })
+
+      const result = uut.cleanUsage()
+
+      assert.isArray(result)
+      assert.equal(result.length, 1)
+      assert.equal(result[0].ip, 'localhost')
+    })
+
+    it('should handle error', () => {
+      try {
+        // Force an error
+        sandbox.stub(restCalls, 'filter').throws(new Error('uut error'))
+
+        uut.cleanUsage()
+
+        assert.fail('Unexpected code path')
+      } catch (error) {
+        assert.equal(error.message, 'uut error')
+      }
+    })
+  })
+
+  describe('#getRestSummary', () => {
+    it('should get the number of rest calls', () => {
+      // Set mock data
+      restCalls.push({
+        ip: 'localhost'
+      })
+
+      const result = uut.getRestSummary()
+
+      assert.isNumber(result)
+      assert.equal(result, 1)
+    })
+
+    it('should handle error', () => {
+      try {
+        // Force an error
+        sandbox.stub(console, 'log').throws(new Error('uut error'))
+
+        uut.getRestSummary()
+
+        assert.fail('Unexpected code path')
+      } catch (error) {
+        assert.equal(error.message, 'uut error')
+      }
+    })
+  })
+
+  describe('#getTopIps', () => {
+    it('should get top IPs', () => {
+      // Set mock data
+      restCalls.push({
+        ip: 'localhost'
+      })
+
+      // Set mock data
+      restCalls.push({
+        ip: 'localhost'
+      })
+
+      const result = uut.getTopIps()
+
+      assert.isArray(result)
+
+      assert.property(result[0], 'ip')
+      assert.property(result[0], 'cnt')
+
+      assert.equal(result[0].ip, 'localhost')
+      assert.equal(result[0].cnt, '2')
+    })
+
+    it('should return a maximum of 20 values', () => {
+      //  Fill Array with 21 values
+      for (let i = 0; i < 21; i++) {
+        restCalls.push({
+          ip: `localhost-${i}`
+        })
+      }
+
+      const result = uut.getTopIps()
+
+      assert.isArray(result)
+
+      assert.property(result[0], 'ip')
+      assert.property(result[0], 'cnt')
+
+      assert.equal(result.length, 20)
+    })
+
+    it('should handle error', () => {
+      try {
+        // Set mock data
+        restCalls.push(null)
+
+        uut.getTopIps()
+
+        assert.fail('Unexpected code path')
+      } catch (error) {
+        assert.include(error.message, 'Cannot read properties')
+      }
+    })
+  })
+
+  describe('#getTopEndpoints', () => {
+    it('should get top Endpoints', () => {
+      // Set mock data
+      restCalls.push({
+        ip: 'localhost',
+        url: '/api/v1/users',
+        method: 'GET'
+      })
+
+      // Set mock data
+      restCalls.push({
+        ip: 'localhost',
+        url: '/api/v1/users',
+        method: 'GET'
+      })
+
+      const result = uut.getTopEndpoints()
+
+      assert.isArray(result)
+
+      assert.property(result[0], 'endpoint')
+      assert.property(result[0], 'cnt')
+
+      assert.equal(result[0].endpoint, 'GET /api/v1/users')
+      assert.equal(result[0].cnt, '2')
+    })
+
+    it('should return a maximum of 20 values', () => {
+      //  Fill Array with 21 values
+      for (let i = 0; i < 21; i++) {
+        restCalls.push({
+          ip: 'localhost',
+          url: `/api/v1/users-${i}`,
+          method: 'GET'
+        })
+      }
+
+      const result = uut.getTopEndpoints()
+
+      assert.isArray(result)
+
+      assert.property(result[0], 'endpoint')
+      assert.property(result[0], 'cnt')
+
+      assert.equal(result.length, 20)
+    })
+
+    it('should handle error', () => {
+      try {
+        // Set mock data
+        restCalls.push(null)
+
+        uut.getTopEndpoints()
+
+        assert.fail('Unexpected code path')
+      } catch (error) {
+        assert.include(error.message, 'Cannot read properties')
+      }
+    })
+  })
+
+  describe('#usageMiddleware', () => {
+    it('should update restCalls state', async () => {
+      // Spy on next
+      const next = sinon.spy(() => { })
+
+      await usageMiddleware()(ctx, next)
+
+      assert.equal(restCalls.length, 1)
+      assert.isTrue(next.called)
+    })
+
+    it('should handle error', async () => {
+      try {
+        const next = () => { throw new Error('uut error') }
+
+        await usageMiddleware()(ctx, next)
+        assert.fail('Unexpected code path')
+      } catch (error) {
+        assert.equal(error.message, 'uut error')
+        assert.equal(ctx.status, 500)
+        assert.equal(restCalls.length, 0)
+      }
+    })
+  })
+  describe('#clearUsage', () => {
+    it('should clear the usage database data', async () => {
+      const res = await uut.clearUsage()
+      assert.isTrue(res)
+    })
+
+    it('should handle error', async () => {
+      try {
+        sandbox.stub(uut.UsageModel, 'deleteMany').throws(new Error('uut error'))
+        await uut.clearUsage()
+        assert.fail('Unexpected code path')
+      } catch (error) {
+        assert.equal(error.message, 'uut error')
+      }
+    })
+  })
+
+  describe('#saveUsage', () => {
+    it('should save usage', async () => {
+      // Set mock data
+      restCalls.push({
+        timestamp: new Date().getTime(),
+        ip: 'localhost',
+        url: 'fakeUrl',
+        method: 'unit test'
+      })
+      const res = await uut.saveUsage()
+      assert.isTrue(res)
+    })
+
+    it('should handle error', async () => {
+      try {
+        restCalls.push(null)
+        await uut.saveUsage()
+        assert.fail('Unexpected code path')
+      } catch (error) {
+        console.log(error)
+        assert.include(error.message, 'Cannot read properties')
+      }
+    })
+  })
+
+  describe('#loadUsage', () => {
+    it('should load usage', async () => {
+      // Set mock data
+      const mockObj = {
+        timestamp: new Date().getTime(),
+        ip: 'localhost',
+        url: 'fakeUrl',
+        method: 'unit test'
+      }
+      sandbox.stub(uut.UsageModel, 'find').returns(new Array(10).fill(null).map((_, i) => (mockObj)))
+      const res = await uut.loadUsage()
+      assert.equal(restCalls.length, 10)
+      assert.equal(res.length, 10)
+    })
+
+    it('should skip error', async () => {
+      sandbox.stub(uut.UsageModel, 'find').throws(new Error('uut error'))
+      const res = await uut.loadUsage()
+      assert.isFalse(res)
+    })
+  })
+})

test/utils/test-utils.js

@@ -8,7 +8,6 @@ import axios from 'axios'
 
 // Local libraries
 import config from '../../config/index.js'
-import User from '../../src/adapters/localdb/models/users.js'
 import JsonFiles from '../../src/adapters/json-files.js'
 
 // Hack to get __dirname back.
@@ -33,24 +32,6 @@ async function cleanDb () {
   }
 }
 
-// Delete all users in the database. This ensures there is no previous state
-// to confuse tests.
-async function deleteAllUsers () {
-  try {
-    // Get all the users in the DB.
-    const users = await User.find({}, '-password')
-    // console.log(`users: ${JSON.stringify(users, null, 2)}`)
-
-    // Delete each user.
-    for (let i = 0; i < users.length; i++) {
-      const thisUser = users[i]
-      await thisUser.remove()
-    }
-  } catch (err) {
-    console.error('Error in test-utils.js/deleteAllUsers()')
-  }
-}
-
 // This function is used to create new users.
 // userObj = {
 //   username,
@@ -170,12 +151,56 @@ async function getAdminJWT () {
     throw err
   }
 }
+// Fetches all users from the database.
+async function getAllUsers () {
+  try {
+    const adminJWT = await getAdminJWT()
+    const options = {
+      method: 'GET',
+      url: `${LOCALHOST}/users`,
+      headers: {
+        Authorization: `Bearer ${adminJWT}`
+      }
+    }
+    const result = await axios(options)
+    return result.data.users
+  } catch (err) {
+    console.error('Error in test/utils.js/getAllUsers()', err)
+    throw err
+  }
+}
 
+// Deletes all users from the database.
+async function deleteAllUsers () {
+  try {
+    const allUsers = await getAllUsers()
+    const adminJWT = await getAdminJWT()
+    for (let i = 0; i < allUsers.length; i++) {
+      const user = allUsers[i]
+      // Skip the admin user.
+      if (user.type === 'admin') {
+        continue
+      }
+      const options = {
+        method: 'DELETE',
+        url: `${LOCALHOST}/users/${user._id}`,
+        headers: {
+          Authorization: `Bearer ${adminJWT}`
+        }
+      }
+      await axios(options)
+    }
+  } catch (err) {
+    console.error('Error in test/utils.js/deleteAllUsers()', err)
+    throw err
+  }
+}
 export default {
   cleanDb,
   createUser,
   loginTestUser,
   loginAdminUser,
   getAdminJWT,
-  deleteAllUsers
+  deleteAllUsers,
+  getAllUsers
 }

util/users/createUsers.js

@@ -1,8 +1,9 @@
 import mongoose from 'mongoose'
 import config from '../../config/index.js'
+import User from '../../src/adapters/localdb/models/users.js'
 
-const EMAIL = 'test@test.com'
-const PASSWORD = 'pass'
+const EMAIL = process.env.EMAIL || 'test@test3.com'
+const PASSWORD = process.env.PASSWORD || 'pass'
 
 async function addUser () {
   // Connect to the Mongo Database.
@@ -13,8 +14,6 @@ async function addUser () {
     { useNewUrlParser: true, useUnifiedTopology: true }
   )
 
-  const User = require('../../src/models/users')
-
   const userData = {
     email: EMAIL,
     password: PASSWORD