Merge pull request #54 from Permissionless-Software-Foundation/ct-unstable

Adding endpoints needed for metrics
Removing example timer controller
2026-09-22 09:12:03 -07:00 · 2024-04-11 05:36:56 -07:00 · 2024-04-11 05:34:25 -07:00 · 2024-04-10 19:41:43 -07:00 · 2024-04-10 11:05:55 -07:00 · 2024-04-10 11:05:46 -07:00
25 changed files with 1578 additions and 482 deletions
@@ -71,3 +71,5 @@ data/
 run-dev.sh

 !README.md
+
+wallet.json
@@ -47,7 +47,20 @@ docker-compose up -d
 - You can bring the containers down with `docker-compose down`
 - You can bring the containers back up with `docker-compose up -d`.

-## Code Structure
+## Configuration
+
+This program is intended to started with a Bash shell script. In that script, you can set the following environment variables:
+
+```bash
+# The IPFS ID of the service running ipfs-bch-wallet-service
+export PREFERRED_P2WDB_PROVIDER=12D3KooWCNpwHbHmkNSJsqu3CQVVe3iW8g6e1gn3kWTPahj2igiy
+```
+
+### Configuration
+
+This app is intended to be started via a bash shell script. See the environment variables used to configure this app in the [config/env/common.js file](./config/env/common.js).
+
+## File Structure

 The file layout of this repository differs from the koa-api-boilerplate. Instead, it follows the file layout of [Clean Architecture](https://christroutner.github.io/trouts-blog/blog/clean-architecture).

@@ -27,7 +27,7 @@ const ipfsCoordName = process.env.COORD_NAME

 export default {
  // Configure TCP port.
-  port: process.env.PORT || 5005,
+  port: process.env.PORT || 5015,

  // Password for HTML UI that displays logs.
  logPass: 'test',
@@ -43,14 +43,43 @@ export default {
    ? process.env.EMAILPASS
    : 'emailpassword',

+  // BEGIN WALLET CONFIGURATION
+
+  // BCH Mnemonic for generating encryption keys and payment address
+  mnemonic: process.env.MNEMONIC ? process.env.MNEMONIC : '',
+
+  // (Optional) use a wallet file generated by psf-bch-wallet.
+  walletFile: process.env.WALLET_FILE
+    ? process.env.WALLET_FILE
+    : `${__dirname.toString()}/../../wallet.json`,
+
+  // Wallet Configuration
+  // Default value: web3 - connect to bch-api through web 3 JSON RPC over IPFS.
+  // Alternate value: web2 - connect to bch-api through a web 2 REST API over HTTP.
+  walletInterface: process.env.WALLET_INTERFACE ? process.env.WALLET_INTERFACE : 'web3',
+
+  // Wallet API Server
+  // Default web2 server: https://api.fullstack.cash/v5/
+  // Default web3 server: https://free-bch.fullstack.cash/
+  apiServer: process.env.WALLET_INTERFACE === 'web2'
+    ? (
+        process.env.APISERVER
+          ? process.env.APISERVER
+          : 'https://api.fullstack.cash/v5/'
+      )
+    : 'https://free-bch.fullstack.cash/',
+
+  // Basic Authentication Password for connecting to bch-api through a web 2
+  // REST API over HTTP.
+  authPass: process.env.WALLET_AUTH_PASS
+    ? process.env.WALLET_AUTH_PASS
+    : '',
+
  // FullStack.cash account information, used for automatic JWT handling.
  getJwtAtStartup: process.env.GET_JWT_AT_STARTUP ? true : false,
  authServer: process.env.AUTHSERVER
    ? process.env.AUTHSERVER
    : 'https://auth.fullstack.cash',
-  apiServer: process.env.APISERVER
-    ? process.env.APISERVER
-    : 'https://api.fullstack.cash/v5/',
  fullstackLogin: process.env.FULLSTACKLOGIN
    ? process.env.FULLSTACKLOGIN
    : 'demo@demo.com',
@@ -58,8 +87,17 @@ export default {
    ? process.env.FULLSTACKPASS
    : 'demo',

-  // IPFS settings.
-  useIpfs: process.env.DISABLE_IPFS ? false : true, // Disable IPFS flag
+  // END WALLET CONFIGURATION
+
+  // BEGIN IPFS CONFIGURATION
+
+  // Debug verbosity level of helia-coord.
+  // 0 = no debug logs. 3 = maximum logs.
+  debugLevel: process.env.DEBUG_LEVEL ? parseInt(process.env.DEBUG_LEVEL) : 2,
+
+  // Enable/Disable the IPFS node at startup. Enabled by default.
+  useIpfs: process.env.DISABLE_IPFS ? false : true,
+
  isCircuitRelay: process.env.ENABLE_CIRCUIT_RELAY ? true : false,
  // SSL domain used for websocket connection via browsers.
  crDomain: process.env.CR_DOMAIN ? process.env.CR_DOMAIN : '',
@@ -73,10 +111,10 @@ export default {
    '@type': 'WebAPI',
    name: ipfsCoordName,
    version,
-    protocol: 'generic-service',
+    protocol: 'ipfs-bch-wallet-consumer',
    description:
-      'This is a generic IPFS Serivice Provider that uses JSON RPC over IPFS to communicate with it. This instance has not been customized. Source code: https://github.com/Permissionless-Software-Foundation/ipfs-service-provider',
-    documentation: 'https://ipfs-service-provider.fullstack.cash/',
+      'REST API gateway for accessing BCH blockchain services over the web3 Cash Stack (https://CashStack.info)',
+    documentation: 'https://ipfs-bch-wallet-consumer.fullstack.cash/',
    provider: {
      '@type': 'Organization',
      name: 'Permissionless Software Foundation',
@@ -88,26 +126,6 @@ export default {
  ipfsTcpPort: process.env.IPFS_TCP_PORT ? process.env.IPFS_TCP_PORT : 4101,
  ipfsWsPort: process.env.IPFS_WS_PORT ? process.env.IPFS_WS_PORT : 4103,

-  // BCH Mnemonic for generating encryption keys and payment address
-  mnemonic: process.env.MNEMONIC ? process.env.MNEMONIC : '',
-
-  debugLevel: process.env.DEBUG_LEVEL ? parseInt(process.env.DEBUG_LEVEL) : 2,
-
-  // Preferred provider running ipfs-bch-wallet-service for BCH wallet.
-  preferredProvider: process.env.PREFERRED_PROVIDER
-    ? process.env.PREFERRED_PROVIDER
-    : '',
-  // If true, users will not be able to change the provider via a REST API call.
-  freezeProvider: process.env.FREEZE_PROVIDER ? true : false,
-  //  : 'QmdBGB8S6sEr19gaAxJYjhRbz5ZmMiH5a1JyyMmaxcRKnY'
-  // : 'QmUTx6KqYKVZbKpKxR7vGDUgZFYVvVVyEWDeCYq4GwBCff'
-  // Used for development
-
-  // Preferred P2WDB provider
-  preferredP2wdbProvider: process.env.PREFERRED_P2WDB_PROVIDER
-    ? process.env.PREFERRED_P2WDB_PROVIDER
-    : '',
-
  // Settings for production, using external go-ipfs node.
  isProduction: process.env.SVC_ENV === 'prod' ? true : false,
  ipfsHost: process.env.IPFS_HOST ? process.env.IPFS_HOST : 'localhost',
@@ -124,5 +142,28 @@ export default {

    // v2 Circuit Relay server (FullStack.cash)
    // '/ip4/78.46.129.7/tcp/4001/p2p/12D3KooWFQ11GQ5NubsJGhYZ4X3wrAGimLevxfm6HPExCrMYhpSL'
-  ]
+  ],
+
+  // END IPFS CONFIGURATION
+
+  // Preferred provider running ipfs-bch-wallet-service for BCH wallet.
+  preferredProvider: process.env.PREFERRED_PROVIDER
+    ? process.env.PREFERRED_PROVIDER
+    : '',
+  // If true, users will not be able to change the provider via a REST API call.
+  freezeProvider: process.env.FREEZE_PROVIDER ? true : false,
+  //  : 'QmdBGB8S6sEr19gaAxJYjhRbz5ZmMiH5a1JyyMmaxcRKnY'
+  // : 'QmUTx6KqYKVZbKpKxR7vGDUgZFYVvVVyEWDeCYq4GwBCff'
+  // Used for development
+
+  // Preferred P2WDB provider
+  preferredP2wdbProvider: process.env.PREFERRED_P2WDB_PROVIDER
+    ? process.env.PREFERRED_P2WDB_PROVIDER
+    : '',
+
+  // Preferred P2WDB provider
+  preferredIpfsFileProvider: process.env.PREFERRED_IPFS_FILE_PROVIDER
+    ? process.env.PREFERRED_IPFS_FILE_PROVIDER
+    : ''
+
 }
@@ -1,12 +1,12 @@
 {
  "name": "ipfs-bch-wallet-consumer",
-  "version": "3.0.0",
+  "version": "3.1.1",
  "lockfileVersion": 3,
  "requires": true,
  "packages": {
    "": {
      "name": "ipfs-bch-wallet-consumer",
-      "version": "3.0.0",
+      "version": "3.1.1",
      "license": "MIT",
      "dependencies": {
        "@chainsafe/libp2p-gossipsub": "11.0.1",
@@ -26,7 +26,7 @@
        "datastore-fs": "9.1.6",
        "glob": "7.1.6",
        "helia": "2.1.0",
-        "helia-coord": "1.5.5",
+        "helia-coord": "1.5.6",
        "jsonrpc-lite": "2.2.0",
        "jsonwebtoken": "8.5.1",
        "jwt-bch-lib": "1.3.0",
@@ -43,7 +43,8 @@
        "koa2-ratelimit": "0.9.1",
        "libp2p": "1.2.1",
        "line-reader": "0.4.0",
-        "minimal-slp-wallet": "5.11.1",
+        "mime-types": "2.1.35",
+        "minimal-slp-wallet": "5.11.2",
        "mongoose": "5.13.14",
        "node-fetch": "npm:@achingbrain/node-fetch@2.6.7",
        "nodemailer": "6.7.5",
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-        "node": ">=12"
-      }
-    },
    "node_modules/@eslint-community/eslint-utils": {
      "version": "4.4.0",
      "resolved": "https://registry.npmjs.org/@eslint-community/eslint-utils/-/eslint-utils-4.4.0.tgz",
@@ -7106,54 +6792,15 @@
      }
    },
    "node_modules/bch-consumer": {
-      "version": "1.4.5",
-      "resolved": "https://registry.npmjs.org/bch-consumer/-/bch-consumer-1.4.5.tgz",
-      "integrity": "sha512-hNnhm1q4q+qyJLxyulet5YB6zdTFXx5PUWpuwOqYW/XkoIOpZCyzfFFU/NTB6m5VSQgxmpXYgoqSsYCm+wDbkQ==",
+      "version": "1.4.6",
+      "resolved": "https://registry.npmjs.org/bch-consumer/-/bch-consumer-1.4.6.tgz",
+      "integrity": "sha512-0R/SPofznZREhMoHHd18nHn97vsjhnqJhIw+olep32aAt93pl9SoKh5i51AtOgHPV/m+o/+WkEWdI7LtIuTVjQ==",
      "dependencies": {
-        "@psf/bch-js": "6.6.0",
+        "@psf/bch-js": "6.7.3",
        "apidoc": "0.51.0",
        "axios": "0.25.0"
      }
    },
-    "node_modules/bch-consumer/node_modules/@psf/bch-js": {
-      "version": "6.6.0",
-      "resolved": "https://registry.npmjs.org/@psf/bch-js/-/bch-js-6.6.0.tgz",
-      "integrity": "sha512-623uPhQQRgf5RusRJVReAxwtSPyMygJKe/qnMBVs8ZWvjFJSr1F+mfS/U8n1dHPV/CHsrcaLUVeSy5ZchNHB6g==",
-      "dependencies": {
-        "@chris.troutner/bip32-utils": "1.0.5",
-        "@psf/bip21": "2.0.1",
-        "@psf/bitcoincash-ops": "2.0.0",
-        "@psf/bitcoincashjs-lib": "4.0.3",
-        "@psf/coininfo": "4.0.0",
-        "axios": "0.26.1",
-        "bc-bip68": "1.0.5",
-        "bchaddrjs-slp": "0.2.5",
-        "bigi": "1.4.2",
-        "bignumber.js": "9.0.0",
-        "bip-schnorr": "0.3.0",
-        "bip38": "2.0.2",
-        "bip39": "3.0.2",
-        "bip66": "1.1.5",
-        "bitcoinjs-message": "2.0.0",
-        "bs58": "4.0.1",
-        "ecashaddrjs": "1.0.7",
-        "ini": "1.3.8",
-        "randombytes": "2.0.6",
-        "safe-buffer": "5.1.2",
-        "satoshi-bitcoin": "1.0.4",
-        "slp-mdm": "0.0.6",
-        "slp-parser": "0.0.4",
-        "wif": "2.0.6"
-      }
-    },
-    "node_modules/bch-consumer/node_modules/@psf/bch-js/node_modules/axios": {
-      "version": "0.26.1",
-      "resolved": "https://registry.npmjs.org/axios/-/axios-0.26.1.tgz",
-      "integrity": "sha512-fPwcX4EvnSHuInCMItEhAGnaSEXRBjtzh9fOtsE6E1G6p7vl7edEeZe11QHf18+6+9gR5PbKV/sGKNaD8YaMeA==",
-      "dependencies": {
-        "follow-redirects": "^1.14.8"
-      }
-    },
    "node_modules/bch-consumer/node_modules/apidoc": {
      "version": "0.51.0",
      "resolved": "https://registry.npmjs.org/apidoc/-/apidoc-0.51.0.tgz",
@@ -7223,19 +6870,6 @@
        "url": "https://github.com/sponsors/isaacs"
      }
    },
-    "node_modules/bch-consumer/node_modules/randombytes": {
-      "version": "2.0.6",
-      "resolved": "https://registry.npmjs.org/randombytes/-/randombytes-2.0.6.tgz",
-      "integrity": "sha512-CIQ5OFxf4Jou6uOKe9t1AOgqpeU5fd70A8NPdHSGeYXqXsPe6peOwI0cUl88RWZ6sP1vPMV3avd/R6cZ5/sP1A==",
-      "dependencies": {
-        "safe-buffer": "^5.1.0"
-      }
-    },
-    "node_modules/bch-consumer/node_modules/safe-buffer": {
-      "version": "5.1.2",
-      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
-      "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
-    },
    "node_modules/bch-donation": {
      "version": "1.1.2",
      "resolved": "https://registry.npmjs.org/bch-donation/-/bch-donation-1.1.2.tgz",
@@ -11178,19 +10812,6 @@
      "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
      "integrity": "sha512-OO0pH2lK6a0hZnAdau5ItzHPI6pUlvI7jMVnxUQRtw4owF2wk8lOSabtGDCTP4Ggrg2MbGnWO9X8K1t4+fGMDw=="
    },
-    "node_modules/fsevents": {
-      "version": "2.3.3",
-      "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.3.3.tgz",
-      "integrity": "sha512-5xoDfX+fL7faATnagmWPpbFtwh/R77WmMMqqHGS65C3vvB0YHrgF+B1YmZ3441tMj5n63k0212XNoJwzlhffQw==",
-      "hasInstallScript": true,
-      "optional": true,
-      "os": [
-        "darwin"
-      ],
-      "engines": {
-        "node": "^8.16.0 || ^10.6.0 || >=11.0.0"
-      }
-    },
    "node_modules/function-bind": {
      "version": "1.1.2",
      "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.2.tgz",
@@ -11734,9 +11355,9 @@
      }
    },
    "node_modules/helia-coord": {
-      "version": "1.5.5",
-      "resolved": "https://registry.npmjs.org/helia-coord/-/helia-coord-1.5.5.tgz",
-      "integrity": "sha512-IUG/xobS7rcoIarYKTst/YicvXZSIrWSzqcFRu2Xujv820BblQrDMxHbMmUUoWGFnlgt/xw8cqBvH4AzrHLueg==",
+      "version": "1.5.6",
+      "resolved": "https://registry.npmjs.org/helia-coord/-/helia-coord-1.5.6.tgz",
+      "integrity": "sha512-sh7rEiw883aPsIMZ4vxbzA6OKQjuhz4vlIRoaNWJruju1mJY4hrn9BFPrtJ96KN054zZ0EwziVdTxD9vPV4bSQ==",
      "dependencies": {
        "@chris.troutner/retry-queue": "1.0.8",
        "bch-encrypt-lib": "2.1.1",
@@ -16096,14 +15717,14 @@
      }
    },
    "node_modules/minimal-slp-wallet": {
-      "version": "5.11.1",
-      "resolved": "https://registry.npmjs.org/minimal-slp-wallet/-/minimal-slp-wallet-5.11.1.tgz",
-      "integrity": "sha512-kQp6WS8f9ndoRwucpKtMaLXhOPCp3AK6seBT/TjduzUWfQS4SfXIJfYImVCwogknEW6JJyx5MdWQEWVvFIg/Zg==",
+      "version": "5.11.2",
+      "resolved": "https://registry.npmjs.org/minimal-slp-wallet/-/minimal-slp-wallet-5.11.2.tgz",
+      "integrity": "sha512-W3CCstFBjbYTReo/XyCErNFlC6Qb99dceTbSZDptgrCv/Xkgb9HtZrHVJtdriIn5GQN7SXNAlFuyK7m/G1CymA==",
      "dependencies": {
        "@chris.troutner/retry-queue-commonjs": "1.0.8",
        "@psf/bch-js": "6.7.3",
        "apidoc": "0.51.0",
-        "bch-consumer": "1.4.5",
+        "bch-consumer": "1.4.6",
        "bch-donation": "1.1.2",
        "crypto-js": "4.0.0"
      }
@@ -16225,6 +15846,7 @@
      "version": "0.5.6",
      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.6.tgz",
      "integrity": "sha512-FP+p8RB8OWpF3YZBCrP5gtADmtXApB5AMLn+vdyA+PyxCjrCs00mjyUozssO33cwDeT3wNGdLxJ5M//YqtHAJw==",
+      "peer": true,
      "dependencies": {
        "minimist": "^1.2.6"
      },
@@ -24770,6 +24392,7 @@
      "version": "2.4.3",
      "resolved": "https://registry.npmjs.org/write-file-atomic/-/write-file-atomic-2.4.3.tgz",
      "integrity": "sha512-GaETH5wwsX+GcnzhPgKcKjJ6M2Cq3/iZp1WyY/X1CSqrW+jVNM9Y7D8EC2sM4ZG/V8wZlSniJnCKWPmBYAucRQ==",
+      "peer": true,
      "dependencies": {
        "graceful-fs": "^4.1.11",
        "imurmurhash": "^0.1.4",
@@ -1,6 +1,6 @@
 {
  "name": "ipfs-bch-wallet-consumer",
-  "version": "3.0.0",
+  "version": "3.1.1",
  "description": "A (local) REST API that proxies BCH wallet services delivered over IPFS (global).",
  "main": "index.js",
  "type": "module",
@@ -41,7 +41,7 @@
    "datastore-fs": "9.1.6",
    "glob": "7.1.6",
    "helia": "2.1.0",
-    "helia-coord": "1.5.5",
+    "helia-coord": "1.5.6",
    "jsonrpc-lite": "2.2.0",
    "jsonwebtoken": "8.5.1",
    "jwt-bch-lib": "1.3.0",
@@ -58,7 +58,8 @@
    "koa2-ratelimit": "0.9.1",
    "libp2p": "1.2.1",
    "line-reader": "0.4.0",
-    "minimal-slp-wallet": "5.11.1",
+    "mime-types": "2.1.35",
+    "minimal-slp-wallet": "5.11.2",
    "mongoose": "5.13.14",
    "node-fetch": "npm:@achingbrain/node-fetch@2.6.7",
    "nodemailer": "6.7.5",
@@ -69,7 +69,7 @@ RUN npm run docs
 VOLUME /home/safeuser/keys

 # Expose the port the API will be served on.
-EXPOSE 5010
+#EXPOSE 5010

 # Start the application.
 #COPY start-production.sh start-production.sh
@@ -7,7 +7,7 @@ services:
    image: mongo:4.2.0
    container_name: mongo-bch-consumer
    ports:
-      - '5555:27017' # <host port>:<container port>
+      - '5558:27017' # <host port>:<container port>
    volumes:
      - ../data/database:/data/db
    command: mongod --logpath=/dev/null # -- quiet
@@ -22,13 +22,13 @@ services:
      options:
        max-size: '10m'
        max-file: '10'
-    mem_limit: 500mb
+    #mem_limit: 500mb
    links:
      - mongo-bch-consumer
    ports:
-      - '5010:5010' # <host port>:<container port>
-      - '4001:4001'
-      - '4003:4003'
+      - '5015:5015' # <host port>:<container port>
+      - '4101:4101'
+      - '4103:4103'
    volumes:
      - ../data/ipfsdata:/home/safeuser/ipfs-bch-wallet-consumer/.ipfsdata
      - ./start-production.sh:/home/safeuser/ipfs-bch-wallet-consumer/start-production.sh
@@ -16,24 +16,21 @@ export COORD_NAME=bch-consumer-generic
 # and you must forward that subdomain to the IPFS_WS_PORT.
 #export CR_DOMAIN=subdomain.yourdomain.com

-# Debug level. 0 = minimal info. 2 = max info.
-export DEBUG_LEVEL=1
-
 # END: Optional configuration settings


 # Production database connection string.
-export DBURL=mongodb://172.17.0.1:5555/ipfs-bch-consumer-prod
+export DBURL=mongodb://172.17.0.1:5558/ipfs-bch-consumer-prod

 # Configure REST API port
-export PORT=5010
+export PORT=5015

 # Production settings using external go-ipfs node.
 export SVC_ENV=prod
 export IPFS_HOST=172.17.0.1
 export IPFS_API_PORT=5001
-export IPFS_TCP_PORT=4001
-export IPFS_WS_PORT=4003
+export IPFS_TCP_PORT=4101
+export IPFS_WS_PORT=4103

 # Set the debug level for helia-coord. 0-3.
 # 0 = no debug logs. 3 = maximum debug logs.
@@ -102,7 +102,7 @@ class BchAdapter {
      return outObj
    } catch (err) {
      // console.log('createUser() error: ', err)
-      wlogger.error('Error in use-cases/bch.js/getStatus()')
+      wlogger.error('Error in adapters/bch.js/getStatus()')
      throw err
    }
  }
@@ -115,7 +115,7 @@ class BchAdapter {
      return true
    } catch (err) {
      // console.log('createUser() error: ', err)
-      wlogger.error('Error in use-cases/bch.js/getStatus()')
+      wlogger.error('Error in adapters/bch.js/getStatus()')
      throw err
    }
  }
@@ -160,13 +160,17 @@ class BchAdapter {
      return data
    } catch (err) {
      // console.log('createUser() error: ', err)
-      wlogger.error('Error in use-cases/bch.js/getBalances()')
+      wlogger.error('Error in adapters/bch.js/getBalances()')
      throw err
    }
  }

  async getUtxos (addr) {
    try {
+      if (!addr) {
+        throw new Error('addr required when calling getUtxos')
+      }
+
      // Throw an error if this IPFS node has not yet made a connection to a
      // wallet service provider.
      const selectedProvider =
@@ -203,7 +207,7 @@ class BchAdapter {
      return data
    } catch (err) {
      // console.log('createUser() error: ', err)
-      wlogger.error('Error in use-cases/bch.js/getUtxos()')
+      wlogger.error('Error in adapters/bch.js/getUtxos()')
      throw err
    }
  }
@@ -257,13 +261,17 @@ class BchAdapter {
      return data
    } catch (err) {
      // console.log('createUser() error: ', err)
-      wlogger.error('Error in use-cases/bch.js/getUtxosBulk()')
+      wlogger.error('Error in adapters/bch.js/getUtxosBulk()')
      throw err
    }
  }

  async broadcast (hex) {
    try {
+      if (!hex) {
+        throw new Error('hex required when calling broadcast')
+      }
+
      // Throw an error if this IPFS node has not yet made a connection to a
      // wallet service provider.
      const selectedProvider =
@@ -309,6 +317,10 @@ class BchAdapter {
    try {
      console.log('Executing getTransaction() bch adapter')

+      if (!address) {
+        throw new Error('address required when calling getTransactions()')
+      }
+
      // Throw an error if this IPFS node has not yet made a connection to a
      // wallet service provider.
      const selectedProvider =
@@ -354,6 +366,10 @@ class BchAdapter {
  // Get details on an array of TXIDs.
  async getTransaction (txids) {
    try {
+      if (!txids) {
+        throw new Error('txids required when calling getTransaction()')
+      }
+
      console.log(
        `Getting txData on these txids: ${JSON.stringify(txids, null, 2)}`
      )
@@ -401,6 +417,10 @@ class BchAdapter {

  async getPubKey (address) {
    try {
+      if (!address) {
+        throw new Error('address required when calling getPubKey()')
+      }
+
      // Throw an error if this IPFS node has not yet made a connection to a
      // wallet service provider.
      const selectedProvider =
@@ -443,6 +463,10 @@ class BchAdapter {

  async utxoIsValid (utxo) {
    try {
+      if (!utxo) {
+        throw new Error('utxo required when calling utxoIsValid()')
+      }
+
      // Throw an error if this IPFS node has not yet made a connection to a
      // wallet service provider.
      const selectedProvider =
@@ -485,6 +509,10 @@ class BchAdapter {

  async getTokenData (tokenId, withTxHistory = false) {
    try {
+      if (!tokenId) {
+        throw new Error('tokenId required when calling getTokenData()')
+      }
+
      // Throw an error if this IPFS node has not yet made a connection to a
      // wallet service provider.
      const selectedProvider =
@@ -529,6 +557,10 @@ class BchAdapter {
  // Get token icon and other media associated with the token.
  async getTokenData2 (tokenId, updateCache) {
    try {
+      if (!tokenId) {
+        throw new Error('tokenId required when calling getTokenData2()')
+      }
+
      // Throw an error if this IPFS node has not yet made a connection to a
      // wallet service provider.
      const selectedProvider =
@@ -573,6 +605,10 @@ class BchAdapter {
  // 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
@@ -608,21 +644,25 @@ class BchAdapter {
        }

        // Wait between loops.
-        // await this.sleep(1000)
-        await this.ipfs.ipfsCoordAdapter.bchjs.Util.sleep(2000)
+        await this.sleep(2000)
+        // await this.ipfs.ipfsCoordAdapter.bchjs.Util.sleep(2000)

        cnt++

        // Exit if data was returned, or the window for a response expires.
      } while (!dataFound && cnt < 10)
-      // console.log(`dataFound: ${dataFound}, cnt: ${cnt}`)
+      console.log(`dataFound: ${dataFound}, cnt: ${cnt}`)

      return data
    } catch (err) {
-      console.error('Error in waitForRPCResponse()')
+      console.error('Error in waitForRPCResponse(): ', err)
      throw err
    }
  }
+
+  sleep (ms) {
+    return new Promise(resolve => setTimeout(resolve, ms))
+  }
 }

 // module.exports = BchAdapter
@@ -15,12 +15,13 @@ import Passport from './passport.js'
 import Nodemailer from './nodemailer.js'
 import BCH from './bch/index.js'
 import P2WDB from './p2wdb/index.js'
+import IpfsFiles from './ipfs-files/index.js'

 // const { wlogger } = require('./wlogger')
 import JSONFiles from './json-files.js'
-
 import FullStackJWT from './fullstack-jwt.js'
 import config from '../../config/index.js'
+import Wallet from './wallet.adapter.js'

 class Adapters {
  constructor (localConfig = {}) {
@@ -44,6 +45,8 @@ class Adapters {
    this.config = config
    this.bch = new BCH(localConfig)
    this.p2wdb = new P2WDB(localConfig)
+    this.wallet = new Wallet(localConfig)
+    this.ipfsFiles = new IpfsFiles(localConfig)

    // Get a valid JWT API key and instance bch-js.
    this.fullStackJwt = new FullStackJWT(config)
@@ -51,14 +54,22 @@ class Adapters {

  async start () {
    try {
+      let apiToken
      if (this.config.getJwtAtStartup) {
        // Get a JWT token and instantiate bch-js with it. Then pass that instance
        // to all the rest of the apps controllers and adapters.
-        await this.fullStackJwt.getJWT()
+        apiToken = await this.fullStackJwt.getJWT()
        // Instantiate bch-js with the JWT token, and overwrite the placeholder for bch-js.
        this.bchjs = await this.fullStackJwt.instanceBchjs()
      }

+      // Create a default instance of minimal-slp-wallet without initializing it
+      // (without retrieving the wallets UTXOs). This instance will be overwritten
+      // if the operator has configured BCH payments.
+      console.log('\nCreating default startup wallet. This wallet may be overwritten.')
+      await this.wallet.instanceWalletWithoutInitialization({}, { apiToken })
+      this.bchjs = this.wallet.bchWallet.bchjs
+
      // Start the IPFS node.
      // Do not start these adapters if this is an e2e test.
      if (this.config.env !== 'test') {
@@ -0,0 +1,232 @@
+/*
+  This library contains code for interfacing to the ipfs-file-pin-service using
+  JSON RPC over IPFS. Most of these functions are called by the /files REST API
+  endpoints and the IPFS Use Cases library.
+*/
+
+// Public npm libraries
+import { v4 as uid } from 'uuid'
+import jsonrpc from 'jsonrpc-lite'
+
+// Local libraries
+import wlogger from '../wlogger.js'
+
+// let _this
+
+class IpfsFilesAdapter {
+  constructor (localConfig = {}) {
+    // console.log('BCH localConfig: ', localConfig)
+    this.ipfs = localConfig.ipfs
+    if (!this.ipfs) {
+      throw new Error(
+        'An instance of IPFS must be passed when instantiating the IPFS Files Adapter library.'
+      )
+    }
+    // this.eventEmitter = localConfig.eventEmitter
+    // if (!this.eventEmitter) {
+    //   throw new Error(
+    //     'An instance of an EventEmitter must be passed when instantiating the adapters.'
+    //   )
+    // }
+
+    // Connect the RPC handler when the event fires with new data.
+    // this.eventEmitter.on('rpcData', this.rpcHandler)
+
+    // Encapsulate dependencies
+    this.uid = uid
+    this.jsonrpc = jsonrpc
+
+    // A queue for holding RPC data that has arrived.
+    this.rpcDataQueue = []
+
+    // _this = this // Global handle on instance of this Class.
+
+    // Bind 'this' object to all subfunctions for this Class
+    this.rpcHandler = this.rpcHandler.bind(this)
+    this.getStatus = this.getStatus.bind(this)
+    this.selectProvider = this.selectProvider.bind(this)
+  }
+
+  // This handler is triggered when RPC data comes in over IPFS.
+  // Handle RPC input, and add the response to the RPC queue.
+  // Once in the queue, it will get processed by waitForRPCResponse()
+  rpcHandler (data) {
+    try {
+      // Convert string input into an object.
+      // const jsonData = JSON.parse(data)
+
+      // console.log(`JSON RPC response for ID ${data.payload.id} received.`)
+
+      this.rpcDataQueue.push(data)
+    } catch (err) {
+      console.error('Error in files/rpcHandler(): ', err)
+    // Do not throw error. This is a top-level function.
+    }
+  }
+
+  // Get the status of BCH wallet services this node can talk to. Returns an
+  // array of BCH wallet service providers.
+  async getStatus () {
+    try {
+      const peerData = this.ipfs.ipfsCoordAdapter.ipfsCoord.thisNode.peerData
+      // console.log(`peerData: ${JSON.stringify(peerData, null, 2)}`)
+
+      // const status = {
+      //   state: this.ipfs.ipfsCoordAdapter.state
+      // }
+
+      // Add names to the IPFS IDs for each provider.
+      const initialServiceProviders =
+      this.ipfs.ipfsCoordAdapter.state.ipfsFileProviders
+      const serviceProviders = []
+      for (let i = 0; i < initialServiceProviders.length; i++) {
+        const thisProvider = initialServiceProviders[i]
+
+        const providerData = peerData.filter((x) => x.from === thisProvider)
+
+        if (providerData.length) {
+          const provObj = {
+            ipfsId: thisProvider,
+            name: providerData[0].data.jsonLd.name
+          }
+
+          serviceProviders.push(provObj)
+        }
+      }
+
+      // console.log(
+      //   `serviceProviders: ${JSON.stringify(serviceProviders, null, 2)}`
+      // )
+
+      const outObj = {
+        serviceProviders,
+        selectedProvider: this.ipfs.ipfsCoordAdapter.state.selectedIpfsFileProvider
+      }
+      // console.log('outObj: ', outObj)
+
+      return outObj
+    } catch (err) {
+      // console.log('createUser() error: ', err)
+      wlogger.error('Error in adapters/files/getStatus()')
+      throw err
+    }
+  }
+
+  // Choose the ipfs-file-pin-service to use.
+  async selectProvider (providerId) {
+    try {
+      this.ipfs.ipfsCoordAdapter.config.selectedIpfsFileProvider = providerId
+
+      return true
+    } catch (err) {
+      // console.log('createUser() error: ', err)
+      wlogger.error('Error in adapters/files/getStatus()')
+      throw err
+    }
+  }
+
+  // Given a CID, query the ipfs-file-pin-service to get the file metadata, like
+  // the file name.
+  async getFileMetadata (inObj = {}) {
+    try {
+      const { cid } = inObj
+
+      // Input validation.
+      if (!cid || typeof cid !== 'string') {
+        throw new Error('getFileMetadata() cid input hash must be a string.')
+      }
+
+      // 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
+      if (!selectedProvider) {
+        throw new Error('No IPFS File Pin Service provider available yet.')
+      }
+
+      const rpcData = {
+        endpoint: 'getFileMetadata',
+        cid
+      }
+
+      // 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)
+      // console.log('getFileMetadata() data: ', data)
+
+      return data
+    } catch (err) {
+      wlogger.error('Error in adapters/files/getFileMetadata()')
+      throw err
+    }
+  }
+
+  // Returns a promise that resolves to data when the RPC response is recieved.
+  async waitForRPCResponse (rpcId) {
+    try {
+      // Initialize variables for tracking the return data.
+      let dataFound = false
+      let cnt = 0
+
+      // Default return value, if the remote computer does not respond in time.
+      let data = {
+        success: false,
+        message: 'request timed out',
+        data: ''
+      }
+
+      // Loop that waits for a response from the service provider.
+      do {
+        // console.log(`this.rpcDataQueue.length: ${this.rpcDataQueue.length}`)
+        for (let i = 0; i < this.rpcDataQueue.length; i++) {
+          const rawData = this.rpcDataQueue[i]
+          // console.log(`rawData: ${JSON.stringify(rawData, null, 2)}`)
+
+          if (rawData.payload.id === rpcId) {
+            dataFound = true
+            // console.log('data was found in the queue')
+
+            data = rawData.payload.result.value
+
+            // Remove the data from the queue
+            this.rpcDataQueue.splice(i, 1)
+
+            break
+          }
+        }
+
+        // Wait between loops.
+        // await this.sleep(1000)
+        await this.ipfs.ipfsCoordAdapter.wallet.bchjs.Util.sleep(2000)
+
+        cnt++
+
+      // Exit if data was returned, or the window for a response expires.
+      } while (!dataFound && cnt < 10)
+      // console.log(`dataFound: ${dataFound}, cnt: ${cnt}`)
+
+      return data
+    } catch (err) {
+      console.error('Error in waitForRPCResponse()')
+      throw err
+    }
+  }
+}
+
+// module.exports = P2wdbAdapter
+export default IpfsFilesAdapter
@@ -23,6 +23,8 @@ const MIN_BCH_WALLET_VERSION = '1.11.11'
 const WALLET_PROTOCOL = 'bch-wallet'
 const MIN_P2WDB_VERSION = '1.4.0'
 const P2WDB_PROTOCOL = 'p2wdb'
+const MIN_FILE_PIN_VERSION = '1.0.0'
+const FILE_PIN_PROTOCOL = 'ipfs-file-pin-service'

 let _this

@@ -56,9 +58,13 @@ class IpfsCoordAdapter {

    // Periodically poll services for available wallet service providers.
    this.pollBchServiceInterval = setInterval(this.pollForBchServices, 10000)
+    this.pollIpfsFileServiceInterval = setInterval(
+      this.pollForIpfsFileServices,
+      11000
+    )
    this.pollP2wdbServiceInterval = setInterval(
      this.pollForP2wdbServices,
-      11000
+      12000
    )

    // State object. TODO: Make this more robust.
@@ -66,7 +72,9 @@ class IpfsCoordAdapter {
      serviceProviders: [],
      selectedServiceProvider: '',
      p2wdbProviders: [],
-      selectedP2wdbProvider: ''
+      selectedP2wdbProvider: '',
+      ipfsFileProviders: [],
+      selectedIpfsFileProvider: ''
    }

    _this = this
@@ -278,6 +286,10 @@ class IpfsCoordAdapter {
            _this.config.preferredProvider &&
            thisPeer === _this.config.preferredProvider
          ) {
+            if (_this.state.selectedServiceProvider !== thisPeer) {
+              console.log(`---->BCH wallet service switched to preferred peer: ${thisPeer}`)
+            }
+
            _this.state.selectedServiceProvider = thisPeer
          }

@@ -308,6 +320,96 @@ class IpfsCoordAdapter {
    }
  }

+  // Poll the ipfs-coord coordination channel for available ipfs-file-pin-service
+  // providers. This method is called periodically by a timer-interval.
+  pollForIpfsFileServices () {
+    try {
+      // console.log('pollForIpfsFileServices() polling for BCH service')
+
+      // An array of IPFS IDs of other nodes in the coordination pubsub channel.
+      const peers = _this.ipfsCoord.thisNode.peerList
+      // console.log(`peers: ${JSON.stringify(peers, null, 2)}`)
+
+      // Array of objects. Each object is the IPFS ID of the peer and contains
+      // data about that peer.
+      const peerData = _this.ipfsCoord.thisNode.peerData
+      // console.log(`peerData: ${JSON.stringify(peerData, null, 2)}`)
+
+      for (let i = 0; i < peers.length; i++) {
+        const thisPeer = peers[i]
+        const thisData = peerData.filter((x) => x.from === thisPeer)
+        const thisPeerData = thisData[0]
+
+        // Create a 'fingerprint' that defines the wallet service.
+        const protocol = thisPeerData.data.jsonLd.protocol
+        const version = thisPeerData.data.jsonLd.version
+        // console.log(
+        //   `debug: peer ${thisPeer} uses protocol: ${protocol} v${version}`,
+        // )
+
+        let versionMatches = false
+        if (version) {
+          // versionMatches = _this.semver.gt(version, MIN_FILE_PIN_VERSION)
+          versionMatches = _this.semver.satisfies(version, `>=${MIN_FILE_PIN_VERSION}`)
+        }
+
+        // Ignore any peers that don't match the fingerprint for a BCH wallet
+        // service.
+        if (protocol && protocol.includes(FILE_PIN_PROTOCOL) && versionMatches) {
+          // console.log('Matching peer: ', thisPeerData)
+
+          // Temporary business logic.
+          // Use the first available wallet service detected.
+          if (_this.state.ipfsFileProviders.length === 0) {
+            _this.state.selectedIpfsFileProvider = thisPeer
+
+            // 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('preferredProvider: ', _this.config.preferredProvider)
+
+          // If a preferred provider is set in the config file, then connect
+          // to the preferred provider when it's discovered.
+          if (
+            _this.config.preferredIpfsFileProvider &&
+            thisPeer === _this.config.preferredIpfsFileProvider
+          ) {
+            if (_this.state.selectedIpfsFileProvider !== thisPeer) {
+              console.log(`---->IPFS File service switched to preferred peer: ${thisPeer}`)
+            }
+
+            _this.state.selectedIpfsFileProvider = thisPeer
+          }
+
+          // console.log('selectedServiceProvider: ', _this.state.selectedServiceProvider)
+
+          // Check if the peer has already been added to the list of providers.
+          const alreadyExists = _this.state.ipfsFileProviders.filter(
+            (x) => x === thisPeer
+          )
+
+          // Add the peer to the list of serviceProviders if it doesn't already
+          // exist in the list.
+          if (!alreadyExists.length) {
+            _this.state.ipfsFileProviders.push(thisPeer)
+          }
+        }
+      }
+    } catch (err) {
+      // catch and handle known failure mode.
+      if (
+        err.message.includes("Cannot read property 'peerList' of undefined")
+      ) {
+        return
+      }
+
+      console.error('Error in pollForIpfsFileServices(): ', err)
+      // Do not throw error. This is a top-level function.
+    }
+  }
+
  // This method handles input coming in from other IPFS peers.
  // It passes the data on to the REST API library by emitting an event.
  // peerInputHandler (data) {
@@ -0,0 +1,244 @@
+/*
+  Wallet adapter. This library instantiates minimal-slp-wallet based on different
+  configuration settings. That single instance of minimal-slp-wallet is then
+  easily passed around the rest of this application.
+*/
+
+// Global npm libraries
+import BchWallet from 'minimal-slp-wallet'
+
+// Local libraries
+import config from '../../config/index.js'
+import JsonFiles from './json-files.js'
+
+class Wallet {
+  constructor (localConfig = {}) {
+    // Encapsulate dependencies
+    this.config = config
+    this.BchWallet = BchWallet
+    this.jsonFiles = new JsonFiles()
+
+    // Bind 'this' object to all subfunctions
+    this.instanceWalletWithoutInitialization = this.instanceWalletWithoutInitialization.bind(this)
+  }
+
+  // This is used for initializing the wallet, without waiting to update the wallet
+  // UTXOs from the blockchain.
+  // This is useful when the wallet is simply needed to make calls to the blockchain,
+  // and there is no need to hydrate it with UTXO data.
+  async instanceWalletWithoutInitialization (walletData = {}, advancedConfig = {}) {
+    try {
+      // Use the apiToken from the config settings, if one is not passed-in at
+      // run-time.
+      if (!advancedConfig.apiToken) {
+        advancedConfig.apiToken = this.config.apiToken
+      }
+
+      // If an authentication password is passed in the config, add it.
+      if (this.config.authPass) {
+        advancedConfig.authPass = this.config.authPass
+      }
+
+      // Detect and configure different blockchain infrastructure settings.
+      if (this.config.walletInterface === 'web2') {
+        advancedConfig.interface = 'rest-api'
+        advancedConfig.restURL = this.config.apiServer
+      } else {
+        // By default use the web3 Cash Stack (https://cashstack.info)
+        advancedConfig.interface = 'consumer-api'
+        advancedConfig.restURL = this.config.apiServer
+      }
+
+      // console.log('advancedConfig setting when creating wallet: ', advancedConfig)
+
+      // Instantiate minimal-slp-wallet.
+      if (walletData.mnemonic) {
+        // Instance the wallet using the mnemonic passed in to this function.
+        console.log('Mnemonic provided to wallet library from calling function.')
+        this.bchWallet = await this._instanceWallet(walletData.mnemonic, advancedConfig)
+      } else if (this.config.mnemonic) {
+        // Otherwise use the mnemonic in the config setting or passed as an environment variable.
+        console.log('Mnemonic retrieved from config file or environment variable.')
+        this.bchWallet = await this._instanceWallet(this.config.mnemonic, advancedConfig)
+      } else {
+        // If no mnemonic is provided, then generate a new mnemonic to create the wallet.
+        console.log('New mnemonic generated.')
+        this.bchWallet = await this._instanceWallet(undefined, advancedConfig)
+      }
+
+      // Wait for wallet to initialize.
+      await this.bchWallet.walletInfoPromise
+      console.log('BCH wallet initialized.')
+      console.log(`Wallet address: ${this.bchWallet.walletInfo.cashAddress}`)
+      console.log(`Wallet mnemonic: ${this.bchWallet.walletInfo.mnemonic}`)
+
+      return this.bchWallet
+    } catch (err) {
+      console.error('Error in instanceWalletWithoutInitialization()')
+      throw err
+    }
+  }
+
+  // This function is used for easier mocking of unit tests.
+  async _instanceWallet (mnemonic, config) {
+    const wallet = new this.BchWallet(mnemonic, config)
+    await wallet.walletInfoPromise
+
+    return wallet
+  }
+
+  // Open the wallet file, or create one if the file doesn't exist.
+  // Does not instance the wallet. The output of this function is expected to
+  // be passed to instanceWallet().
+  async openWallet (advancedConfig = {}) {
+    try {
+      let walletData
+
+      // Try to open the wallet.json file.
+      try {
+        walletData = await this.jsonFiles.readJSON(this.config.walletFile)
+        walletData = walletData.wallet
+      } catch (err) {
+        // Create a new wallet file if one does not already exist.
+        console.log('Wallet file not found. Creating new wallet.json file.')
+
+        // Create a new wallet.
+        // No-Update flag creates wallet without making any network calls.
+        const walletInstance = await this.instanceWalletWithoutInitialization({}, advancedConfig)
+
+        walletData = walletInstance.walletInfo
+
+        // Add the nextAddress property
+        walletData.nextAddress = 1
+
+        // Write the wallet data to the JSON file.
+        await this.jsonFiles.writeJSON({ wallet: walletData }, this.config.walletFile)
+      }
+
+      // console.log('walletData: ', walletData)
+      return walletData
+    } catch (err) {
+      console.error('Error in openWallet()')
+      throw err
+    }
+  }
+
+  // Create an instance of minimal-slp-wallet. Same as
+  // instanceWalletWithoutInitialization(), but waits for the wallet to initialize
+  // its UTXOs (wallet balance and tokens).
+  async instanceWallet (walletData = {}, advancedConfig = {}) {
+    try {
+      // Instance the wallet without initialization.
+      await this.instanceWalletWithoutInitialization(walletData, advancedConfig)
+
+      // Initialize the wallet
+      await this.bchWallet.initialize()
+
+      return this.bchWallet
+    } catch (err) {
+      console.error('Error in wallet.js/instanceWallet()')
+      throw err
+    }
+  }
+
+  // Increments the 'nextAddress' property in the wallet file. This property
+  // indicates the HD index that should be used to generate a key pair for
+  // storing funds for Offers.
+  // This function opens the wallet file, increments the nextAddress property,
+  // then saves the change to the wallet file.
+  async incrementNextAddress () {
+    try {
+      const walletData = await this.openWallet()
+
+      await this.instanceWalletWithoutInitialization(walletData)
+
+      walletData.nextAddress++
+      // console.log('walletData finish: ', walletData)
+
+      await this.jsonFiles.writeJSON({ wallet: walletData }, this.config.walletFile)
+
+      // Update the working instance of the wallet.
+      this.bchWallet.walletInfo.nextAddress++
+      // console.log('this.bchWallet.walletInfo: ', this.bchWallet.walletInfo)
+
+      return walletData.nextAddress
+    } catch (err) {
+      console.error('Error in incrementNextAddress()')
+      throw err
+    }
+  }
+
+  // This method returns an object that contains a private key WIF, public address,
+  // and the index of the HD wallet that the key pair was generated from.
+  // TODO: Allow input integer. If input is used, use that as the index. If no
+  // input is provided, then call incrementNextAddress().
+  async getKeyPair (hdIndex = 0) {
+    try {
+      if (!hdIndex) {
+        // Increment the HD index and generate a new key pair.
+        hdIndex = await this.incrementNextAddress()
+      }
+
+      const mnemonic = this.bchWallet.walletInfo.mnemonic
+
+      // root seed buffer
+      const rootSeed = await this.bchWallet.bchjs.Mnemonic.toSeed(mnemonic)
+      const masterHDNode = this.bchWallet.bchjs.HDNode.fromSeed(rootSeed)
+
+      // HDNode of BIP44 account
+      // const account = this.bchWallet.bchjs.HDNode.derivePath(masterHDNode, "m/44'/245'/0'")
+      const childNode = masterHDNode.derivePath(`m/44'/245'/0'/0/${hdIndex}`)
+      const cashAddress = this.bchWallet.bchjs.HDNode.toCashAddress(childNode)
+      console.log('Generating a new key pair for cashAddress: ', cashAddress)
+
+      const wif = this.bchWallet.bchjs.HDNode.toWIF(childNode)
+
+      const outObj = {
+        cashAddress,
+        wif,
+        hdIndex
+      }
+      return outObj
+    } catch (err) {
+      console.error('Error in getKeyPair()')
+      throw err
+    }
+  }
+
+  // Optimize the wallet by consolidating the UTXOs.
+  async optimize () {
+    const UTXO_THREASHOLD = 7
+    // Do a dry-run first to see if there are enough UTXOs worth consolidating.
+    const dryRunOut = await this.bchWallet.optimize(true)
+    if (dryRunOut.bchUtxoCnt > UTXO_THREASHOLD) {
+      // Consolidate BCH UTXOs if the count is above the threashold.
+      const txids = await this.bchWallet.optimize()
+      console.log(`Wallet optimized with these return values: ${JSON.stringify(txids, null, 2)}`)
+    }
+    return true
+  }
+
+  // Get the balance of the wallet in sats and PSF tokens.
+  // This function is called by the GET /entry/balance controller.
+  async getBalance () {
+    const balance = await this.bchWallet.getBalance()
+    // console.log('balance: ', balance)
+    const tokens = await this.bchWallet.listTokens()
+    // console.log('tokens: ', tokens)
+    // Find the array entry for the PSF token
+    const psfTokens = tokens.find(x => x.tokenId === '38e97c5d7d3585a2cbf3f9580c82ca33985f9cb0845d4dcce220cb709f9538b0')
+    // console.log('psfTokens: ', psfTokens)
+    let psfBalance = 0
+    if (psfTokens) {
+      psfBalance = psfTokens.qty
+    }
+    const outObj = {
+      satBalance: balance,
+      psfBalance,
+      success: true
+    }
+    return outObj
+  }
+}
+
+export default Wallet
@@ -97,6 +97,7 @@ class JSONRPC {
        wlogger.info(
          `JSON RPC received from ${from}, ID: ${parsedData.payload.id}, type: ${parsedData.type}`
        )
+        // console.log('parsedData: ', JSON.stringify(parsedData, null, 2))
      }
      // console.log(`parsedData: ${JSON.stringify(parsedData, null, 2)}`)

@@ -113,6 +114,11 @@ class JSONRPC {
          console.log('routing to BCH adapter')
          retObj = await _this.adapters.bch.rpcHandler(parsedData)
        }
+
+        if (parsedData.payload.result.method === 'file-pin') {
+          console.log('routing to IPFS Files adapter')
+          retObj = await _this.adapters.ipfsFiles.rpcHandler(parsedData)
+        }
      } catch (err) {
        /* exit quietly */
      }
@@ -723,6 +723,33 @@ class BchRESTControllerLib {
    }
  }

+  /**
+   * @api {get} /bch/service Get the IPFS ID for the Wallet service
+   * @apiPermission public
+   * @apiName getService
+   * @apiGroup REST BCH
+   * @apiDescription Get the IPFS ID for the ipfs-bch-wallet-service node that
+   * this app is using to retrieve blockchain data from.
+   *
+   * @apiExample Example usage:
+   * curl -H "Content-Type: application/json" -X GET localhost:5015/bch/service
+   *
+   */
+  async getService (ctx) {
+    try {
+      const selectedServiceProvider = this.adapters.ipfs.ipfsCoordAdapter.state.selectedServiceProvider
+
+      ctx.body = {
+        success: true,
+        selectedServiceProvider
+      }
+    } catch (err) {
+      // wlogger.error('Error in ipfs/controller.js/viewFile(): ', err)
+      console.log('Error in ipfs/controller.js/getService(): ', err)
+      this.handleError(ctx, err)
+    }
+  }
+
  // DRY error handler
  handleError (ctx, err) {
    // If an HTTP status is specified by the buisiness logic, use that.
@@ -63,6 +63,7 @@ class BchRouter {
    this.router.post('/utxoIsValid', this.utxoIsValid)
    this.router.post('/getTokenData', this.getTokenData)
    this.router.post('/getTokenData2', this.getTokenData2)
+    this.router.get('/service', this.getService)

    // Attach the Controller routes to the Koa app.
    app.use(this.router.routes())
@@ -116,6 +117,10 @@ class BchRouter {
  async getTokenData2 (ctx, next) {
    await _this.bchRESTController.getTokenData2(ctx, next)
  }
+
+  async getService (ctx, next) {
+    await _this.bchRESTController.getService(ctx, next)
+  }
 }

 // module.exports = BchRouter
@@ -3,6 +3,7 @@
 */

 // Global npm libraries
+import mime from 'mime-types'

 // Local libraries
 import wlogger from '../../../adapters/wlogger.js'
@@ -34,13 +35,16 @@ class IpfsRESTControllerLib {
    this.handleError = this.handleError.bind(this)
    this.connect = this.connect.bind(this)
    this.getThisNode = this.getThisNode.bind(this)
+    this.viewFile = this.viewFile.bind(this)
+    this.getService = this.getService.bind(this)
+    this.getFileInfo = this.getFileInfo.bind(this)
  }

  /**
   * @api {get} /ipfs Get status on IPFS infrastructure
   * @apiPermission public
   * @apiName GetIpfsStatus
-   * @apiGroup REST BCH
+   * @apiGroup REST IPFS
   *
   * @apiExample Example usage:
   * curl -H "Content-Type: application/json" -X GET localhost:5001/ipfs
@@ -107,7 +111,7 @@ class IpfsRESTControllerLib {
   * @api {get} /ipfs/node Get a copy of the thisNode object from helia-coord
   * @apiPermission public
   * @apiName GetThisNode
-   * @apiGroup REST BCH
+   * @apiGroup REST IPFS
   *
   * @apiExample Example usage:
   * curl -H "Content-Type: application/json" -X GET localhost:5001/ipfs/node
@@ -125,6 +129,101 @@ class IpfsRESTControllerLib {
    }
  }

+  /**
+   * @api {get} /ipfs/view/:cid Retrieve and display a file via its IPFS CID
+   * @apiPermission public
+   * @apiName GetCidView
+   * @apiGroup REST IPFS
+   *
+   * @apiExample Example usage:
+   * curl -H "Content-Type: application/json" -X GET localhost:5001/ipfs/view/bafkreieaqtdhfywyddomswogynzymukosqqgqo7lkt5lch2zwfnc55m6om
+   *
+   */
+  async viewFile (ctx) {
+    try {
+      const { cid } = ctx.params
+
+      // const file = await this.adapters.ipfs.ipfs.blockstore.get(cid)
+      // return file
+
+      // const cid = ctx.params.cid
+
+      const { filename, readStream } = await this.useCases.ipfs.downloadCid({ cid })
+
+      // ctx.body = ctx.req.pipe(readStream)
+
+      // Lookup the mime type from the filename.
+      const contentType = mime.lookup(filename)
+
+      ctx.set('Content-Type', contentType)
+      ctx.set(
+        'Content-Disposition',
+        // 'inline; filename="' + filename + '"'
+        `inline; filename="${filename}"`
+      )
+      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/service Get the IPFS ID for the File Pin service
+   * @apiPermission public
+   * @apiName GetService
+   * @apiGroup REST IPFS
+   * @apiDescription Get the IPFS ID for the ipfs-file-pin-service node that
+   * this app is using to retrieve file data from.
+   *
+   * @apiExample Example usage:
+   * curl -H "Content-Type: application/json" -X GET localhost:5015/ipfs/service
+   *
+   */
+  async getService (ctx) {
+    try {
+      const selectedIpfsFileProvider = this.adapters.ipfs.ipfsCoordAdapter.state.selectedIpfsFileProvider
+
+      ctx.body = {
+        success: true,
+        selectedIpfsFileProvider
+      }
+    } catch (err) {
+      // wlogger.error('Error in ipfs/controller.js/viewFile(): ', err)
+      console.log('Error in ipfs/controller.js/getService(): ', err)
+      this.handleError(ctx, err)
+    }
+  }
+
+  /**
+   * @api {get} /ipfs/file-info/:cid Get file pin info about a CID
+   * @apiPermission public
+   * @apiName GetFileInfo
+   * @apiGroup REST IPFS
+   * @apiDescription Get file metadata and pin status information give a CID.
+   *
+   * @apiExample Example usage:
+   * curl -H "Content-Type: application/json" -X GET localhost:5015/ipfs/file-info/bafkreieaqtdhfywyddomswogynzymukosqqgqo7lkt5lch2zwfnc55m6om
+   *
+   */
+  async getFileInfo (ctx) {
+    try {
+      const { cid } = ctx.params
+
+      const ipfsFiles = this.adapters.ipfsFiles
+
+      const metadata = await ipfsFiles.getFileMetadata({ cid })
+      console.log('getCidMetadata() metadata: ', metadata)
+
+      ctx.body = metadata
+    } catch (err) {
+      // wlogger.error('Error in ipfs/controller.js/viewFile(): ', err)
+      console.log('Error in ipfs/controller.js/getService(): ', err)
+      this.handleError(ctx, err)
+    }
+  }
+
  // DRY error handler
  handleError (ctx, err) {
    // If an HTTP status is specified by the buisiness logic, use that.
@@ -56,6 +56,9 @@ class IpfsRouter {
    this.router.post('/relays', this.ipfsRESTController.getRelays)
    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('/service', this.ipfsRESTController.getService)
+    this.router.get('/file-info/:cid', this.ipfsRESTController.getFileInfo)

    // Attach the Controller routes to the Koa app.
    app.use(this.router.routes())
@@ -48,7 +48,7 @@ class TimerControllers {
  // Replace this example function with your own timer handler.
  exampleTimerFunc (negativeTest) {
    try {
-      console.log('Example timer controller executed.')
+      // console.log('Example timer controller executed.')

      if (negativeTest) throw new Error('test error')

@@ -4,7 +4,9 @@
  https://troutsblog.com/blog/clean-architecture
 */

+// Local libraries
 import UserUseCases from './user.js'
+import IpfsUseCases from './ipfs-use-cases.js'

 class UseCases {
  constructor (localConfig = {}) {
@@ -23,6 +25,7 @@ class UseCases {

    // console.log('use-cases/index.js localConfig: ', localConfig)
    this.user = new UserUseCases(localConfig)
+    this.ipfs = new IpfsUseCases(localConfig)
  }

  // Run any startup Use Cases at the start of the app.
@@ -0,0 +1,160 @@
+/*
+  Use cases for working with IPFS.
+*/
+
+// Global npm libraries
+// import Wallet from 'minimal-slp-wallet'
+// import { CID } from 'multiformats'
+// import RetryQueue from '@chris.troutner/retry-queue'
+// import { exporter } from 'ipfs-unixfs-exporter'
+import { Duplex } from 'stream'
+
+// Local libraries
+// import PinEntity from '../entities/pin.js'
+// import config from '../../config/index.js'
+
+// const PSF_TOKEN_ID = '38e97c5d7d3585a2cbf3f9580c82ca33985f9cb0845d4dcce220cb709f9538b0'
+
+class IpfsUseCases {
+  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 IPFS Use Cases library.'
+      )
+    }
+
+    // Encapsulate dependencies
+    // this.exporter = exporter
+
+    // Bind 'this' object to all class subfunctions.
+    this.downloadCid = this.downloadCid.bind(this)
+    // this.downloadCid2 = this.downloadCid2.bind(this)
+  }
+
+  // Download a pinned file, given its CID.
+  // Returns a readable stream.
+  async downloadCid (inObj = {}) {
+    try {
+      const { cid } = inObj
+
+      if (!cid) throw new Error('CID is undefined')
+
+      // const Pins = this.adapters.localdb.Pins
+      // let existingModel = await Pins.find({ cid })
+      // existingModel = existingModel[0]
+      // console.log('existingModel: ', existingModel)
+
+      // if (!existingModel) {
+      //   throw new Error(`Database model for CID ${cid} does not exist.`)
+      // }
+      //
+      // if (!existingModel.dataPinned) {
+      //   throw new Error('File has not been pinned. Not available.')
+      // }
+
+      const filename = await this.getCidMetadata({ cid })
+
+      const helia = this.adapters.ipfs.ipfs
+
+      // Convert the file to a Buffer.
+      const fileChunks = []
+      for await (const chunk of helia.fs.cat(cid)) {
+        fileChunks.push(chunk)
+      }
+      const fileBuf = Buffer.concat(fileChunks)
+
+      // Convert the Buffer into a readable stream
+      const bufferToStream = (myBuffer) => {
+        const tmp = new Duplex()
+        tmp.push(myBuffer)
+        tmp.push(null)
+        return tmp
+      }
+      const readStream = bufferToStream(fileBuf)
+
+      // const filename = 'test.jpg'
+
+      return { filename, readStream }
+    } catch (err) {
+      console.error('Error in use-cases/ipfs.js/dowloadCid()')
+      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
+  // delivered to a web browser.
+  async getCidMetadata (inObj = {}) {
+    try {
+      const { cid } = inObj
+
+      const ipfsFiles = this.adapters.ipfsFiles
+
+      const metadata = await ipfsFiles.getFileMetadata({ cid })
+      console.log('getCidMetadata() metadata: ', metadata)
+
+      const filename = metadata.fileMetadata.filename
+
+      return filename
+    } catch (err) {
+      console.error('Error in getCidMetadata(): ', err)
+      throw err
+    }
+  }
+
+  // async downloadCid2 (inObj = {}) {
+  //   try {
+  //     const { cid } = inObj
+  //
+  //     // console.log(`downloadFile() retrieving this CID: ${cid}, with fileName: ${fileName}, and path: ${path}`)
+  //
+  //     const blockstore = this.adapters.ipfs.ipfs.blockstore
+  //     const entry = await this.exporter(cid, blockstore)
+  //
+  //     console.info(entry.cid) // Qmqux
+  //     console.log('entry: ', entry)
+  //     // console.info(entry.unixfs.fileSize()) // 4
+  //
+  //     // const filePath = `${path}/${fileName}`
+  //     // console.log(`filePath: ${filePath}`)
+  //     // const writableStream = this.fs.createWriteStream(filePath)
+  //     //
+  //     // writableStream.on('error', this.writeStreamError)
+  //     //
+  //     // writableStream.on('finish', this.writeStreamFinished)
+  //     //
+  //
+  //     const fileChunks = []
+  //     for await (const buf of entry.content()) {
+  //       fileChunks.push(buf)
+  //     }
+  //     const fileBuf = Buffer.concat(fileChunks)
+  //
+  //     //
+  //     // writableStream.end()
+  //
+  //     // Convert the Buffer into a readable stream
+  //     const bufferToStream = (myBuffer) => {
+  //       const tmp = new Duplex()
+  //       tmp.push(myBuffer)
+  //       tmp.push(null)
+  //       return tmp
+  //     }
+  //     const readStream = bufferToStream(fileBuf)
+  //
+  //     const filename = 'test.jpg'
+  //
+  //     return { filename, readStream }
+  //
+  //     // return { cid }
+  //   } catch (err) {
+  //     console.error('Error in ipfs-use-cases.js/downloadCid()')
+  //     throw err
+  //   }
+  // }
+}
+
+export default IpfsUseCases
@@ -94,25 +94,12 @@ describe('#bch-use-case', () => {

    it('should catch and throw an error', async () => {
      try {
-        // Force an error
-        uut.ipfs.ipfsCoordAdapter.bchjs = {
-          Util: {
-            sleep: () => {
-              throw new Error('test error')
-            }
-          }
-        }
-
-        // Mock data.
-        const rpcId = '123'
-        uut.rpcDataQueue.push(mockData.rpcData)
-
-        await uut.waitForRPCResponse(rpcId)
+        await uut.waitForRPCResponse()

        assert.fail('Unexpected code path')
      } catch (err) {
        // console.log('error: ', err)
-        assert.include(err.message, 'test error')
+        assert.include(err.message, 'rpcId can not be false or undefined')
      }
    })
  })
@@ -156,6 +143,9 @@ describe('#bch-use-case', () => {

    it('should catch and throw an error', async () => {
      try {
+        // Force an error
+        sandbox.stub(uut, 'uid').throws(new Error('test error'))
+
        await uut.getBalances()

        assert.fail('Unexpected code path')
@@ -191,7 +181,7 @@ describe('#bch-use-case', () => {
        assert.fail('Unexpected code path')
      } catch (err) {
        // console.log(err)
-        assert.equal(err.message, 'test error')
+        assert.equal(err.message, 'addr required when calling getUtxos')
      }
    })
  })
@@ -267,7 +257,7 @@ describe('#bch-use-case', () => {
        assert.fail('Unexpected code path')
      } catch (err) {
        // console.log(err)
-        assert.equal(err.message, 'test error')
+        assert.equal(err.message, 'hex required when calling broadcast')
      }
    })
  })
@@ -297,7 +287,7 @@ describe('#bch-use-case', () => {
        assert.fail('Unexpected code path')
      } catch (err) {
        // console.log(err)
-        assert.equal(err.message, 'test error')
+        assert.equal(err.message, 'address required when calling getTransactions()')
      }
    })
  })
@@ -327,7 +317,7 @@ describe('#bch-use-case', () => {
        assert.fail('Unexpected code path')
      } catch (err) {
        // console.log(err)
-        assert.equal(err.message, 'test error')
+        assert.equal(err.message, 'txids required when calling getTransaction()')
      }
    })
  })
@@ -357,7 +347,7 @@ describe('#bch-use-case', () => {
        assert.fail('Unexpected code path')
      } catch (err) {
        // console.log(err)
-        assert.equal(err.message, 'test error')
+        assert.equal(err.message, 'address required when calling getPubKey()')
      }
    })
  })
@@ -387,7 +377,7 @@ describe('#bch-use-case', () => {
        assert.fail('Unexpected code path')
      } catch (err) {
        // console.log(err)
-        assert.equal(err.message, 'test error')
+        assert.equal(err.message, 'utxo required when calling utxoIsValid()')
      }
    })
  })
@@ -417,7 +407,7 @@ describe('#bch-use-case', () => {
        assert.fail('Unexpected code path')
      } catch (err) {
        // console.log(err)
-        assert.equal(err.message, 'test error')
+        assert.equal(err.message, 'tokenId required when calling getTokenData()')
      }
    })
  })
@@ -447,7 +437,7 @@ describe('#bch-use-case', () => {
        assert.fail('Unexpected code path')
      } catch (err) {
        // console.log(err)
-        assert.equal(err.message, 'test error')
+        assert.equal(err.message, 'tokenId required when calling getTokenData2()')
      }
    })
  })
@@ -0,0 +1,344 @@
+/*
+  Unit tests for the Wallet Adapter library.
+*/
+
+// Global npm libraries
+import { assert } from 'chai'
+import sinon from 'sinon'
+import BchWallet from 'minimal-slp-wallet'
+import fs from 'fs'
+
+// Local libraries
+import WalletAdapter from '../../../src/adapters/wallet.adapter.js'
+import { MockBchWallet } from '../mocks/adapters/wallet.js'
+
+// Hack to get __dirname back.
+// https://blog.logrocket.com/alternatives-dirname-node-js-es-modules/
+import * as url from 'url'
+const __dirname = url.fileURLToPath(new URL('.', import.meta.url))
+
+// Global constants
+const testWalletFile = `${__dirname.toString()}test-wallet.json`
+
+describe('#wallet', () => {
+  let uut
+  let sandbox
+
+  before(() => {
+    // Delete the test file if it exists.
+    try {
+      deleteFile(testWalletFile)
+    } catch (err) { }
+  })
+
+  beforeEach(() => {
+    uut = new WalletAdapter()
+    sandbox = sinon.createSandbox()
+  })
+
+  afterEach(() => sandbox.restore())
+
+  after(() => {
+    // Delete the test file if it exists.
+    try {
+      deleteFile(testWalletFile)
+    } catch (err) { }
+  })
+
+  describe('#_instanceWallet', () => {
+    it('should create a wallet given a mnemonic', async () => {
+      const mnemonic = 'wagon tray learn flat erase laugh lonely rug check captain jacket morning'
+      const result = await uut._instanceWallet(mnemonic)
+      // console.log('result: ', result)
+      assert.equal(result.walletInfo.mnemonic, mnemonic)
+    })
+  })
+
+  describe('#openWallet', () => {
+    it('should create a new wallet when wallet file does not exist', async () => {
+      // Mock dependencies
+      uut.BchWallet = MockBchWallet
+      // Ensure we open the test file, not the production wallet file.
+      uut.config.walletFile = testWalletFile
+      const result = await uut.openWallet()
+      // console.log('result: ', result)
+      assert.property(result, 'mnemonic')
+      assert.property(result, 'privateKey')
+      assert.property(result, 'publicKey')
+      assert.property(result, 'cashAddress')
+      assert.property(result, 'address')
+      assert.property(result, 'slpAddress')
+      assert.property(result, 'legacyAddress')
+      assert.property(result, 'hdPath')
+    })
+
+    it('should open existing wallet file', async () => {
+      // This test case uses the file created in the previous test case.
+      // Ensure we open the test file, not the production wallet file.
+      uut.config.walletFile = testWalletFile
+      const result = await uut.openWallet()
+      // console.log('result: ', result)
+      assert.property(result, 'mnemonic')
+      assert.property(result, 'privateKey')
+      assert.property(result, 'publicKey')
+      assert.property(result, 'cashAddress')
+      assert.property(result, 'address')
+      assert.property(result, 'slpAddress')
+      assert.property(result, 'legacyAddress')
+      assert.property(result, 'hdPath')
+    })
+
+    it('should catch and throw an error', async () => {
+      try {
+        // Force an error
+        uut.config.walletFile = ''
+        uut.BchWallet = () => {
+        }
+        await uut.openWallet()
+        // console.log('result: ', result)
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        // console.log('err: ', err)
+        assert.include(err.message, 'this.BchWallet is not a constructor')
+      }
+    })
+  })
+
+  describe('#instanceWalletWithoutInitialization', () => {
+    it('should create an instance of BchWallet', async () => {
+      // Create a mock wallet.
+      const mockWallet = new BchWallet()
+      await mockWallet.walletInfoPromise
+      sandbox.stub(mockWallet, 'initialize').resolves()
+
+      // Mock dependencies
+      sandbox.stub(uut, '_instanceWallet').resolves(mockWallet)
+      uut.config.authPass = 'fake-auth-pass'
+
+      // Ensure we open the test file, not the production wallet file.
+      uut.config.walletFile = testWalletFile
+      const walletData = await uut.openWallet()
+
+      // console.log('walletData: ', walletData)
+      const result = await uut.instanceWalletWithoutInitialization(walletData)
+      // console.log('result: ', result)
+
+      assert.property(result, 'walletInfoPromise')
+      assert.property(result, 'walletInfo')
+    })
+
+    it('should catch and throw an error', async () => {
+      try {
+        // Force an error
+        sandbox.stub(uut, '_instanceWallet').rejects(new Error('test error'))
+
+        await uut.instanceWalletWithoutInitialization()
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        // console.log('err: ', err)
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    it('should create an instance of BchWallet using web2 infra', async () => {
+      // Create a mock wallet.
+      const mockWallet = new BchWallet()
+      await mockWallet.walletInfoPromise
+      sandbox.stub(mockWallet, 'initialize').resolves()
+
+      // Mock dependencies
+      sandbox.stub(uut, '_instanceWallet').resolves(mockWallet)
+
+      // Ensure we open the test file, not the production wallet file.
+      uut.config.walletFile = testWalletFile
+      const walletData = await uut.openWallet()
+      // console.log('walletData: ', walletData)
+
+      // Force desired code path
+      uut.config.walletInterface = 'web2'
+      const result = await uut.instanceWalletWithoutInitialization(walletData)
+
+      // console.log('result: ', result)
+      assert.property(result, 'walletInfoPromise')
+      assert.property(result, 'walletInfo')
+    })
+
+    it('should generate wallet from mnemonic in config', async () => {
+      // Create a mock wallet.
+      const mockWallet = new BchWallet()
+      await mockWallet.walletInfoPromise
+      sandbox.stub(mockWallet, 'initialize').resolves()
+
+      // Mock dependencies
+      sandbox.stub(uut, '_instanceWallet').resolves(mockWallet)
+
+      // Ensure we open the test file, not the production wallet file.
+      uut.config.walletFile = testWalletFile
+      const walletData = await uut.openWallet()
+      // console.log('walletData: ', walletData)
+
+      const originalConfig = uut.config.mnemonic
+      uut.config.mnemonic = walletData.mnemonic
+
+      const result = await uut.instanceWalletWithoutInitialization({})
+      // console.log('result: ', result)
+
+      uut.config.mnemonic = originalConfig
+
+      assert.property(result, 'walletInfoPromise')
+      assert.property(result, 'walletInfo')
+    })
+  })
+
+  describe('#instanceWallet', () => {
+    it('should create an instance of BchWallet', async () => {
+      // Create a mock wallet.
+      const mockWallet = new BchWallet()
+      await mockWallet.walletInfoPromise
+      sandbox.stub(mockWallet, 'initialize').resolves()
+
+      // Mock dependencies
+      sandbox.stub(uut, '_instanceWallet').resolves(mockWallet)
+
+      // Ensure we open the test file, not the production wallet file.
+      uut.WALLET_FILE = testWalletFile
+      const walletData = await uut.openWallet()
+      // console.log('walletData: ', walletData)
+      const result = await uut.instanceWallet(walletData)
+      // console.log('result: ', result)
+
+      assert.property(result, 'walletInfoPromise')
+      assert.property(result, 'walletInfo')
+    })
+
+    it('should catch and throw an error', async () => {
+      try {
+        // Force an error
+        sandbox.stub(uut, 'instanceWalletWithoutInitialization').rejects(new Error('test error'))
+
+        await uut.instanceWallet()
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        // console.log('err: ', err)
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    it('should create an instance of BchWallet using web2 infra', async () => {
+      // Create a mock wallet.
+      const mockWallet = new BchWallet()
+      await mockWallet.walletInfoPromise
+      sandbox.stub(mockWallet, 'initialize').resolves()
+
+      // Mock dependencies
+      sandbox.stub(uut, '_instanceWallet').resolves(mockWallet)
+
+      // Ensure we open the test file, not the production wallet file.
+      uut.WALLET_FILE = testWalletFile
+      const walletData = await uut.openWallet()
+      // console.log('walletData: ', walletData)
+
+      // Force desired code path
+      uut.config.useFullStackCash = true
+      const result = await uut.instanceWallet(walletData)
+      // console.log('result: ', result)
+
+      assert.property(result, 'walletInfoPromise')
+      assert.property(result, 'walletInfo')
+    })
+  })
+
+  describe('#incrementNextAddress', () => {
+    it('should increment the nextAddress property', async () => {
+      // Ensure we open the test file, not the production wallet file.
+      uut.WALLET_FILE = testWalletFile
+      // mock instance of minimal-slp-wallet
+      uut.bchWallet = new MockBchWallet()
+      const result = await uut.incrementNextAddress()
+      assert.equal(result, 2)
+    })
+
+    it('should catch and throw an error', async () => {
+      try {
+        // Force an error
+        sandbox.stub(uut, 'openWallet').rejects(new Error('test error'))
+        await uut.incrementNextAddress()
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(err.message, 'test error')
+      }
+    })
+  })
+
+  describe('#getKeyPair', () => {
+    it('should return an object with a key pair', async () => {
+      // Ensure we open the test file, not the production wallet file.
+      // uut.WALLET_FILE = testWalletFile
+      uut.config.walletFile = testWalletFile
+
+      const result = await uut.getKeyPair()
+      // console.log('result: ', result)
+
+      assert.property(result, 'cashAddress')
+      assert.property(result, 'wif')
+      assert.property(result, 'hdIndex')
+    })
+
+    it('should catch and throw an error', async () => {
+      try {
+        // Force an error
+        sandbox
+          .stub(uut, 'incrementNextAddress')
+          .rejects(new Error('test error'))
+        await uut.getKeyPair()
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(err.message, 'test error')
+      }
+    })
+  })
+
+  describe('#optimize', () => {
+    it('should call the wallet optimize function', async () => {
+      // mock instance of minimal-slp-wallet
+      uut.bchWallet = new MockBchWallet()
+      sandbox.stub(uut.bchWallet, 'optimize').resolves({ bchUtxoCnt: 10 })
+      const result = await uut.optimize()
+      assert.equal(result, true)
+    })
+  })
+
+  describe('#getBalance', () => {
+    it('should get the balance for the wallet', async () => {
+      // mock instance of minimal-slp-wallet
+      uut.bchWallet = new MockBchWallet()
+      // Mock dependencies and force desired code path
+      sandbox.stub(uut.bchWallet, 'getBalance').resolves(41012)
+      sandbox.stub(uut.bchWallet, 'listTokens').resolves([{
+        tokenId: '38e97c5d7d3585a2cbf3f9580c82ca33985f9cb0845d4dcce220cb709f9538b0',
+        ticker: 'PSF',
+        name: 'Permissionless Software Foundation',
+        decimals: 8,
+        tokenType: 1,
+        url: 'psfoundation.cash',
+        qty: 2
+      }])
+      const result = await uut.getBalance()
+      // console.log('result: ', result)
+      // Assert the expected properties exist and have the expected values.
+      assert.equal(result.satBalance, 41012)
+      assert.equal(result.psfBalance, 2)
+      assert.equal(result.success, true)
+    })
+  })
+})
+
+const deleteFile = (filepath) => {
+  try {
+    // Delete state if exist
+    fs.unlinkSync(filepath)
+  } catch (err) {
+    // console.error('Error trying to delete file: ', err)
+  }
+}
@@ -38,9 +38,13 @@ describe('#config', () => {
    assert.equal(config.env, 'test')
  })

-  it('Should return test environment config', async () => {
+  it('Should return prod environment config', async () => {
    process.env.SVC_ENV = 'prod'

+    process.env.WALLET_INTERFACE = 'web2'
+    process.env.APISERVER = 'https://api.fullstack.cash/v5/'
+
+    await import('../../../config/env/common.js?foo=bar2')
    const importedConfig3 = await import('../../../config/index.js?foo=bar2')
    const config = importedConfig3.default
    // console.log('config: ', config)
@@ -0,0 +1,149 @@
+import BCHJS from "@psf/bch-js";
+
+const mockWallet = {
+    mnemonic: 'course abstract aerobic deer try switch turtle diet fence affair butter top',
+    privateKey: 'L5D2UAam8tvo3uii5kpgaGyjvVMimdrXu8nWGQSQjuuAix6ji1YQ',
+    publicKey: '0379433ffc401483ade310469953c1cba77c71af904f07c15bde330d7198b4d6dc',
+    cashAddress: 'bitcoincash:qzl0d3gcqeypv4cy7gh8rgdszxa9vvm2acv7fqtd00',
+    address: 'bitcoincash:qzl0d3gcqeypv4cy7gh8rgdszxa9vvm2acv7fqtd00',
+    slpAddress: 'simpleledger:qzl0d3gcqeypv4cy7gh8rgdszxa9vvm2acq9zm7d33',
+    legacyAddress: '1JQj1KcQL7GPKzc1D2PvdUSgw3MbDtrHzi',
+    hdPath: "m/44'/245'/0'/0/0",
+    nextAddress: 1
+};
+
+class MockBchWallet {
+    constructor() {
+        this.walletInfoPromise = true;
+        this.walletInfo = mockWallet;
+        this.initialize = async () => {}
+        this.bchjs = new BCHJS();
+        this.burnTokens = async () => {
+            return { success: true, txid: 'txid' };
+        };
+        this.sendTokens = async () => {
+            return 'fakeTxid';
+        };
+        this.getUtxos = async () => { };
+        this.getBalance = async () => { };
+        this.listTokens = async () => { };
+        this.getTxData = async () => {
+            return [{
+                    tokenTicker: 'TROUT'
+                }];
+        };
+        this.optimize = async () => { };
+        // Environment variable is used by wallet-balance.unit.js to force an error.
+        if (process.env.NO_UTXO) {
+            this.utxos = {};
+        }
+        else {
+            this.utxos = {
+                utxoStore: {
+                    address: 'bitcoincash:qqetvdnlt0p8g27dr44cx7h057kpzly9xse9huc97z',
+                    bchUtxos: [
+                        {
+                            height: 700685,
+                            tx_hash: '1fc577caaff5626a8477162581e57bae1b19dc6aa6c10638013c2b1ba14dc654',
+                            tx_pos: 0,
+                            value: 1000,
+                            txid: '1fc577caaff5626a8477162581e57bae1b19dc6aa6c10638013c2b1ba14dc654',
+                            vout: 0,
+                            isValid: false
+                        },
+                        {
+                            height: 700685,
+                            tx_hash: '1fc577caaff5626a8477162581e57bae1b19dc6aa6c10638013c2b1ba14dc654',
+                            tx_pos: 2,
+                            value: 19406,
+                            txid: '1fc577caaff5626a8477162581e57bae1b19dc6aa6c10638013c2b1ba14dc654',
+                            vout: 2,
+                            isValid: false
+                        }
+                    ],
+                    nullUtxos: [],
+                    slpUtxos: {
+                        type1: {
+                            mintBatons: [],
+                            tokens: [
+                                {
+                                    'height': 717331,
+                                    'tx_hash': '74889580bb1a5f8c026aa2f55118ac9917df3332f7abae72a70343daa1c29621',
+                                    'tx_pos': 1,
+                                    'value': 546,
+                                    'txid': '74889580bb1a5f8c026aa2f55118ac9917df3332f7abae72a70343daa1c29621',
+                                    'vout': 1,
+                                    'isSlp': true,
+                                    'type': 'token',
+                                    'qty': '10',
+                                    'tokenId': '600ee24d0f208aebc2bdd2c4ee1b9acb6d57343561442e8676b5bbea311d5a0f',
+                                    'address': 'bitcoincash:qqraj35x6l2qyqhjm5l7qlt7z2245ez8l5z3dwkeq5',
+                                    'ticker': 'FLIPS',
+                                    'name': 'FLIPS',
+                                    'documentUri': '',
+                                    'documentHash': '',
+                                    'decimals': 1,
+                                    'qtyStr': '1'
+                                },
+                                {
+                                    'height': 730597,
+                                    'tx_hash': '52520faddfafc46b8f8c9548b097f3a3b82a5bf363b5095047b9c5f83247fe36',
+                                    'tx_pos': 1,
+                                    'value': 546,
+                                    'txid': '52520faddfafc46b8f8c9548b097f3a3b82a5bf363b5095047b9c5f83247fe36',
+                                    'vout': 1,
+                                    'isSlp': true,
+                                    'type': 'token',
+                                    'qty': '34999991',
+                                    'tokenId': '38e97c5d7d3585a2cbf3f9580c82ca33985f9cb0845d4dcce220cb709f9538b0',
+                                    'address': 'bitcoincash:qqraj35x6l2qyqhjm5l7qlt7z2245ez8l5z3dwkeq5',
+                                    'ticker': 'PSF',
+                                    'name': 'Permissionless Software Foundation',
+                                    'documentUri': 'psfoundation.cash',
+                                    'documentHash': '',
+                                    'decimals': 8,
+                                    'qtyStr': '0.34999991'
+                                },
+                                {
+                                    'height': 730597,
+                                    'tx_hash': '5dc7e7c91382aed1666a51212dfb74050261e12c3c4f62b6b1e57f42d6c51ee1',
+                                    'tx_pos': 2,
+                                    'value': 546,
+                                    'txid': '5dc7e7c91382aed1666a51212dfb74050261e12c3c4f62b6b1e57f42d6c51ee1',
+                                    'vout': 2,
+                                    'isSlp': true,
+                                    'type': 'token',
+                                    'qty': '18898',
+                                    'tokenId': 'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2',
+                                    'address': 'bitcoincash:qqraj35x6l2qyqhjm5l7qlt7z2245ez8l5z3dwkeq5',
+                                    'ticker': 'TROUT',
+                                    'name': "Trout's test token",
+                                    'documentUri': 'troutsblog.com',
+                                    'documentHash': '',
+                                    'decimals': 2,
+                                    'qtyStr': '188.98'
+                                }
+                            ]
+                        },
+                        nft: {
+                            tokens: []
+                        },
+                        group: {
+                            tokens: [],
+                            mintBatons: []
+                        }
+                    }
+                }
+            };
+        }
+    }
+}
+
+export { MockBchWallet };
+
+export { mockWallet };
+
+export default {
+    MockBchWallet,
+    mockWallet
+};
Author	SHA1	Message	Date
Chris Troutner	43025f0265	Merge pull request #54 from Permissionless-Software-Foundation/ct-unstable Adding endpoints needed for metrics	2024-04-11 05:36:56 -07:00
Chris Troutner	7ea17fb57c	Removing example timer controller	2024-04-11 05:34:25 -07:00
Chris Troutner	efb29104d7	feat(/ipfs/file-info/:cid): GET endpoint to get CID pin metadata from ipfs-file-pin-server over JSON RPC	2024-04-10 19:41:43 -07:00
Chris Troutner	971474d493	linting	2024-04-10 11:05:55 -07:00
Chris Troutner	71a6de03b3	feat(/bch/service): GET endpoint to get ipfs-bch-wallet-service consumed by this app	2024-04-10 11:05:46 -07:00
Chris Troutner	98dd904fa5	feat(/ipfs/service): GET endpoint to retrieve File Pin service used by this app	2024-04-10 10:52:07 -07:00
Chris Troutner	b5c7e2efb3	Using filename from file metadata	2024-04-09 22:00:58 -07:00
Chris Troutner	3c9bbb097e	Successfully recieving result from file pin JSON RPC call	2024-04-09 20:56:40 -07:00
Chris Troutner	8956968027	Commenting out downloadCid2()	2024-04-09 08:08:53 -07:00
Chris Troutner	14c724bf9c	Prototyping IPFS file download	2024-04-09 06:36:23 -07:00
Chris Troutner	a9f7e609e9	Merge pull request #53 from Permissionless-Software-Foundation/ct-unstable fix(docker): Changing ports to comply with cashstack.info	2024-04-07 14:41:49 -07:00
Chris Troutner	fee68e0f59	fix(docker): Changing ports to comply with cashstack.info	2024-04-07 14:38:40 -07:00
Chris Troutner	86c005c205	Merge pull request #52 from Permissionless-Software-Foundation/ct-unstable fix(jsonLd): Updating jsonLd details passed to other nodes	2024-04-03 09:36:10 -07:00
Chris Troutner	d4d5b2eb68	fix(jsonLd): Updating jsonLd details passed to other nodes	2024-04-03 09:34:43 -07:00
Chris Troutner	32a651b7a8	Merge pull request #51 from Permissionless-Software-Foundation/ct-unstable Syncing with upstream	2024-04-03 08:19:26 -07:00
Chris Troutner	7da5c5b4d6	Fixing merge conflicts	2024-04-03 08:16:52 -07:00
Chris Troutner	ba5ead998d	Merge pull request #147 from Permissionless-Software-Foundation/ct-unstable fix(docker): Tweaking some defaults	2024-04-03 06:02:17 -07:00
Chris Troutner	409a0f1049	fix(docker): Tweaking some defaults	2024-04-03 05:54:24 -07:00
Chris Troutner	bd2f27bb64	Merge pull request #146 from Permissionless-Software-Foundation/ct-unstable fix(incrementNextAddress): fixing bug	2024-03-29 12:44:43 -07:00
Chris Troutner	55d8d131cf	Removing commented code	2024-03-29 12:43:15 -07:00
Chris Troutner	5a6e3247e8	fix(incrementNextAddress): fixing bug	2024-03-29 12:43:02 -07:00
Chris Troutner	2a522775eb	Adding wallet.json to gitignore	2024-03-29 11:36:58 -07:00
Chris Troutner	d677c83795	Removing wallet.json file	2024-03-29 11:36:35 -07:00
Chris Troutner	6cfaceb99e	Merge pull request #50 from Permissionless-Software-Foundation/ct-unstable Syncing with upstream, fixing flaky tests	2024-03-24 08:25:20 -07:00
Chris Troutner	b12cc194f4	fix(tests): Fixed fragile unit tests	2024-03-24 08:24:08 -07:00
Chris Troutner	7cffd9f377	Merge pull request #145 from Permissionless-Software-Foundation/ct-unstable fix(helia-coord): Updating to v1.5.6, auto-retry of bootstrap list	2024-03-24 07:44:46 -07:00
Chris Troutner	0a406cb9a4	fix(helia-coord): Updating to v1.5.6, auto-retry of bootstrap list	2024-03-24 07:43:34 -07:00
Chris Troutner	f172a51016	Merge pull request #144 from Permissionless-Software-Foundation/ct-unstable Integrating minimal-slp-wallet. Wallet creation at startup	2024-03-23 17:46:55 -07:00
Chris Troutner	00d53659b1	Updating README	2024-03-23 17:44:41 -07:00
Chris Troutner	b0797d92f5	Increased test coverage to 100%	2024-03-23 17:42:59 -07:00
Chris Troutner	48484ed7af	Fixing typo with web3 wallet	2024-03-23 17:23:07 -07:00
Chris Troutner	6a4aadde8a	Refactoring config file	2024-03-23 17:14:26 -07:00
Chris Troutner	79e3aba26e	Adding default startup wallet	2024-03-23 16:18:10 -07:00
Chris Troutner	bf61359bc7	feat(wallet): Added adapter library for consuming minimal-slp-wallet	2024-03-23 11:16:45 -07:00
Chris Troutner	1911991511	linting	2024-03-23 08:18:47 -07:00
Chris Troutner	ef0179fb3f	fix(README): Adding config variables to README	2024-03-23 08:18:32 -07:00