psf/ipfs-bch-wallet-consumer
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ipfs-bch-wallet-consumer/src/controllers/rest-api/bch/controller.js
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/*
REST API Controller library for the /bch route
*/
import wlogger from '../../../adapters/wlogger.js'
import config from '../../../../config/index.js'
// let _this
class BchRESTControllerLib {
constructor (localConfig = {}) {
// Dependency Injection.
this.adapters = localConfig.adapters
if (!this.adapters) {
throw new Error(
'Instance of Adapters library required when instantiating /bch REST Controller.'
)
}
this.useCases = localConfig.useCases
if (!this.useCases) {
throw new Error(
'Instance of Use Cases library required when instantiating /bch REST Controller.'
)
}
// Encapsulate dependencies
this.config = config
}
/**
* @api {get} /bch Get status on BCH infrastructure
* @apiPermission public
* @apiName GetBchStatus
* @apiGroup REST BCH
*
* @apiExample Example usage:
* curl -H "Content-Type: application/json" -X GET localhost:5001/bch
*
*/
async getStatus (ctx) {
try {
const status = await this.adapters.bch.getStatus()
ctx.body = { status }
} catch (err) {
wlogger.error('Error in bch/controller.js/getStatus(): ')
// ctx.throw(422, err.message)
this.handleError(ctx, err)
}
}
/**
* @api {post} /bch/provider Provider
* @apiPermission public
* @apiName Provider
* @apiGroup REST BCH
* @apiDescription Select a different BCH wallet service on the IPFS network,
* for interacting with the BCH blockchain.
*
* @apiExample Example usage:
* curl -H "Content-Type: application/json" -X POST -d '{ "provider": "QmXtHADckCmT6jodpAgn3TcDQWjC29gQd2fKKHDTpo8DJT" }' localhost:5001/bch/provider
*/
async postProvider (ctx) {
try {
const providerId = ctx.request.body.provider
// Throw an error, if the provider has been set by an environment variable.
if (this.config.freezeProvider) {
throw new Error('Consumer has preferredProvider set in environment variable. Refusing to switch providers.')
}
await this.adapters.bch.selectProvider(providerId)
const body = {
success: true
}
ctx.body = body
} catch (err) {
wlogger.error('Error in bch/controller.js/postProvider(): ')
// ctx.throw(422, err.message)
this.handleError(ctx, err)
}
}
/**
* @api {post} /bch/balance Balance
* @apiName Balance
* @apiGroup REST BCH
* @apiDescription Returns the BCH balance for an array of addresses.
*
* Given the 'addresses' property returns an array of objects
* with the following properties
*
* - success : - Petition status
* - balances : [] - Balance of the provided addresses
* - balance : {} - Object with the balance types of an address
* - confirmed : - Confirmed balance
* - unconfirmed : - Unconfirmed Balance
* - address : "" - Address related to the balance
*
* Note: For a single address pass the 'addresses' of string type
*
* @apiExample Example usage:
* curl -H "Content-Type: application/json" -X POST -d '{ "addresses": ["bitcoincash:qrl2nlsaayk6ekxn80pq0ks32dya8xfclyktem2mqj"] }' localhost:5001/bch/balance
*
* @apiSuccessExample {json} Success-Response:
* HTTP/1.1 200 OK
* {
* "success":true,
* "balances":[
* {
* "balance":{
* "confirmed":1000,
* "unconfirmed":0
* },
* "address":"bitcoincash:qrl2nlsaayk6ekxn80pq0ks32dya8xfclyktem2mqj"
* }
* ]
* }
*
* @apiError UnprocessableEntity Missing required parameters
*
* @apiErrorExample {json} Error-Response:
* HTTP/1.1 422 Unprocessable Entity
* {
* "status": 422,
* "error": "Unprocessable Entity"
* }
*/
async balance (ctx) {
try {
const addrs = ctx.request.body.addresses
const data = await this.adapters.bch.getBalances(addrs)
// console.log(`data: ${JSON.stringify(data, null, 2)}`)
ctx.body = data
} catch (err) {
this.handleError(ctx, err)
}
}
/**
* @api {post} /bch/utxos UTXOs
* @apiName UTXOs
* @apiGroup REST BCH
* @apiDescription This endpoint returns UTXOs held at an address, hydrated
* with token information.
*
* Given an address, this endpoint will return an object with thre following
* properties:
*
* - address: "" - the address these UTXOs are associated with
* - bchUtxos: [] - UTXOs confirmed to be spendable as normal BCH
* - nullUtxo: [] - UTXOs that did not pass SLP validation. Should be ignored and
* not spent, to be safe.
* - slpUtxos: {} - UTXOs confirmed to be colored as valid SLP tokens
* - type1: {}
* - tokens: [] - SLP token Type 1 tokens.
* - mintBatons: [] - SLP token Type 1 mint batons.
* - nft: {}
* - tokens: [] - NFT tokens
* - groupTokens: [] - NFT Group tokens, used to create NFT tokens.
* - groupMintBatons: [] - Minting baton to create more NFT Group tokens.
*
*
* @apiExample Example usage:
* curl -H "Content-Type: application/json" -X POST -d '{ "address": "bitcoincash:qrl2nlsaayk6ekxn80pq0ks32dya8xfclyktem2mqj" }' localhost:5001/bch/utxos
*
* @apiSuccessExample {json} Success-Response:
* HTTP/1.1 200 OK
* [
* {
* "address":"bitcoincash:qrl2nlsaayk6ekxn80pq0ks32dya8xfclyktem2mqj",
* "bchUtxos":[
* {
* "height":631219,
* "tx_hash":"ae2daa01c8172545b5edd205ea438706bcb74e63d4084a26b9ff2a46d46dc97f",
* "tx_pos":0,
* "value":1000,
* "txid":"ae2daa01c8172545b5edd205ea438706bcb74e63d4084a26b9ff2a46d46dc97f",
* "vout":0,
* "isValid":false
* }
* ],
* "nullUtxos":[
*
* ],
* "slpUtxos":{
* "type1":{
* "mintBatons":[
*
* ],
* "tokens":[
*
* ]
* },
* "nft":{
* "groupMintBatons":[
*
* ],
* "groupTokens":[
*
* ],
* "tokens":[
*
* ]
* }
* }
* }
* ]
*
* @apiError UnprocessableEntity Missing required parameters
*
* @apiErrorExample {json} Error-Response:
* HTTP/1.1 422 Unprocessable Entity
* {
* "status": 422,
* "error": "Unprocessable Entity"
* }
*/
async utxos (ctx) {
try {
const address = ctx.request.body.address
// console.log('address: ', address)
const utxos = await this.adapters.bch.getUtxos(address)
// console.log(`utxos: ${JSON.stringify(utxos, null, 2)}`)
ctx.body = [utxos]
} catch (err) {
this.handleError(ctx, err)
}
}
/**
* @api {post} /bch/utxosBulk UTXOs Bulk
* @apiName UTXOs Bulk
* @apiGroup REST BCH
* @apiDescription This endpoint returns UTXOs held at an address, hydrated
* with token information.
* @apiDescription This endpoint is the same as the /bch/utxos endpoint, but
* it allows an array of up to 20 addresses to be queried at the same time.
* This reduces the number of JSON RPC calls, and is very handy
* for HD wallets that need to quickly scan a lot of addresses.
*
* Given an address, this endpoint will return an object with thre following
* properties:
*
* - addresses: [] - the addresses these UTXOs are associated with
* - bchUtxos: [] - UTXOs confirmed to be spendable as normal BCH
* - nullUtxo: [] - UTXOs that did not pass SLP validation. Should be ignored and
* not spent, to be safe.
* - slpUtxos: {} - UTXOs confirmed to be colored as valid SLP tokens
* - type1: {}
* - tokens: [] - SLP token Type 1 tokens.
* - mintBatons: [] - SLP token Type 1 mint batons.
* - nft: {}
* - tokens: [] - NFT tokens
* - groupTokens: [] - NFT Group tokens, used to create NFT tokens.
* - groupMintBatons: [] - Minting baton to create more NFT Group tokens.
*
*
* @apiExample Example usage:
* curl -H "Content-Type: application/json" -X POST -d '{ "address": "bitcoincash:qrl2nlsaayk6ekxn80pq0ks32dya8xfclyktem2mqj" }' localhost:5001/bch/utxos
*
* @apiSuccessExample {json} Success-Response:
* HTTP/1.1 200 OK
* [
* {
* "addresses": ["bitcoincash:qrl2nlsaayk6ekxn80pq0ks32dya8xfclyktem2mqj"],
* "bchUtxos":[
* {
* "height":631219,
* "tx_hash":"ae2daa01c8172545b5edd205ea438706bcb74e63d4084a26b9ff2a46d46dc97f",
* "tx_pos":0,
* "value":1000,
* "txid":"ae2daa01c8172545b5edd205ea438706bcb74e63d4084a26b9ff2a46d46dc97f",
* "vout":0,
* "isValid":false
* }
* ],
* "nullUtxos":[
*
* ],
* "slpUtxos":{
* "type1":{
* "mintBatons":[
*
* ],
* "tokens":[
*
* ]
* },
* "nft":{
* "groupMintBatons":[
*
* ],
* "groupTokens":[
*
* ],
* "tokens":[
*
* ]
* }
* }
* }
* ]
*
* @apiError UnprocessableEntity Missing required parameters
*
* @apiErrorExample {json} Error-Response:
* HTTP/1.1 422 Unprocessable Entity
* {
* "status": 422,
* "error": "Unprocessable Entity"
* }
*/
async utxosBulk (ctx) {
try {
const addrs = ctx.request.body.addresses
// console.log('address: ', address)
const utxos = await this.adapters.bch.getUtxosBulk(addrs)
// console.log(`utxos: ${JSON.stringify(utxos, null, 2)}`)
ctx.body = utxos
} catch (err) {
this.handleError(ctx, err)
}
}
/**
* @api {post} /bch/broadcast Broadcast
* @apiName Broadcast
* @apiGroup REST BCH
* @apiDescription Broadcast a transaction to the BCH network.
* The transaction should be encoded as a hexidecimal string.
*
* This endpoint will return a transaction id
*
* @apiExample Example usage:
* curl -H "Content-Type: application/json" -X POST -d '{ "hex": "01000000010000000000000000000000000000000000000000000000000000000000000000ffffffff0704ffff001d0104ffffffff0100f2052a0100000043410496b538e853519c726a2c91e61ec11600ae1390813a627c66fb8be7947be63c52da7589379515d4e0a604f8141781e62294721166bf621e73a82cbf2342c858eeac00000000" }' localhost:5001/bch/broadcast
*
* @apiSuccessExample {json} Success-Response:
* HTTP/1.1 200 OK
* "951299775f68a599b95239bfc385423f87a33e11747c299a22ef9dcf3d1557ec"
*
* @apiError UnprocessableEntity Missing required parameters
*
* @apiErrorExample {json} Error-Response:
* HTTP/1.1 422 Unprocessable Entity
* {
* "status": 422,
* "error": "Unprocessable Entity"
* }
*/
async broadcast (ctx) {
try {
const hex = ctx.request.body.hex
const txid = await this.adapters.bch.broadcast(hex)
// console.log(`txid: ${JSON.stringify(txid, null, 2)}`)
ctx.body = txid
} catch (err) {
this.handleError(ctx, err)
}
}
/**
*
* @api {post} /bch/txHistory TX History
* @apiName TX History
* @apiGroup REST BCH
* @apiDescription This endpoint wraps the bchjs.Electrumx.transactions([]) function.
* It returns the transaction history for an address. This list of TXIDs is
* sorted and paginated.
*
* There are three possible inputs:
* - address: (required) the address to query for a transaction history
* - sortOrder: (optional) will sort results in 'DECENDING' (default) or 'ASCENDING' order.
* - page: (optional) will return a 'page' of 100 results. Default is 0
*
* Given the 'addresses' property returns an array of objects
* with the following properties
*
* - success : - Petition status
* - transactions : [] - Transaction of the provided address
* - transactions: [] - Transaction details
* - height : - Reference to the blockchain size
* - tx_hash: "" - Transaction hash
* - address : "" - Address associated to the transactions
*
* Note: For a single address pass the 'addresses' of string type
*
* @apiExample Example usage:
* curl -H "Content-Type: application/json" -X POST -d '{ "address": "bitcoincash:qrl2nlsaayk6ekxn80pq0ks32dya8xfclyktem2mqj" }' localhost:5001/bch/txHistory
*
* @apiSuccessExample {json} Success-Response:
* HTTP/1.1 200 OK
* {
* "success":true,
* "transactions":[
* {
* "transactions":[
* {
* "height":631219,
* "tx_hash":"ae2daa01c8172545b5edd205ea438706bcb74e63d4084a26b9ff2a46d46dc97f"
* }
* ],
* "address":"bitcoincash:qrl2nlsaayk6ekxn80pq0ks32dya8xfclyktem2mqj"
* }
* ]
* }
*
* @apiError UnprocessableEntity Missing required parameters
*
* @apiErrorExample {json} Error-Response:
* HTTP/1.1 422 Unprocessable Entity
* {
* "status": 422,
* "error": "Unprocessable Entity"
* }
*/
async txHistory (ctx) {
try {
// console.log('transactions REST API handler called.')
// console.log(`body: ${JSON.stringify(ctx.request.body, null, 2)}`)
const addr = ctx.request.body.address
const sortOrder = ctx.request.body.sortOrder
const page = ctx.request.body.page
const data = await this.adapters.bch.getTransactions(
addr,
sortOrder,
page
)
// console.log(`data: ${JSON.stringify(data, null, 2)}`)
ctx.body = data
} catch (err) {
this.handleError(ctx, err)
}
}
/**
* @api {post} /bch/txData TX Data
* @apiName txData
* @apiGroup REST BCH
* @apiDescription Get expanded transaction data for an array of transaction
* IDs. Each call is limited to 20 TXIDs or less.
*
* Get data about specific transactions.
* Given an array of transaction IDs this endpoint will return an array of objects
* with the following properties
*
* - txid: "" - Transaction ID
* - hash: "" - Transaction hash
* - version: - Version number
* - size: - Transaction size
* - locktime: -
* - vin: [] - Transaction inputs
* - vout: [] - Transaction outputs
* - hex: "" - hexadecimal script
* - blockhash: "" - Reference to the block register
* - confirmations : "" - Transaction confirmations
* - time: - Execution time
* - blocktime: - Execution time
* - isValidSLPTx: - Determines if the transaction was under SLP
*
* @apiExample Example usage:
* curl -H "Content-Type: application/json" -X POST -d '{ "txids": ["01517ff1587fa5ffe6f5eb91c99cf3f2d22330cd7ee847e928ce90ca95bf781b"] }' localhost:5001/bch/transaction
*
* @apiSuccessExample {json} Success-Response:
* HTTP/1.1 200 OK
* [{
* "txid":"01517ff1587fa5ffe6f5eb91c99cf3f2d22330cd7ee847e928ce90ca95bf781b",
* "hash":"01517ff1587fa5ffe6f5eb91c99cf3f2d22330cd7ee847e928ce90ca95bf781b",
* "version":1,
* "size":272,
* "locktime":0,
* "vin":[
* {
* "txid":"4deef6de4b973706cd6e8fc8105a41a84be349e4e9717225ee5e7c63538e95e8",
* "vout":1,
* "scriptSig":{
* "asm":"3045022100fce6ef975fa7ec66e0ce0c51d839fd8f56510897252c0b238e7265974bc7c07202200d1d1429154e6775eecdc2829965650bc3ca714a86088d705bd58f8c034f2496[ALL|FORKID] 0467ff2df20f28bc62ad188525868f41d461f7dab3c1e500314cdb5218e5637bfd0f9c02eb5b3f383f698d28ff13547eaf05dd9216130861dd0216824e9d7337e3",
* "hex":"483045022100fce6ef975fa7ec66e0ce0c51d839fd8f56510897252c0b238e7265974bc7c07202200d1d1429154e6775eecdc2829965650bc3ca714a86088d705bd58f8c034f249641410467ff2df20f28bc62ad188525868f41d461f7dab3c1e500314cdb5218e5637bfd0f9c02eb5b3f383f698d28ff13547eaf05dd9216130861dd0216824e9d7337e3"
* },
* "sequence":4294967295,
* "address":"bitcoincash:qqrxa0h9jqnc7v4wmj9ysetsp3y7w9l36u8gnnjulq",
* "value":0.00001824
* }
* ],
* "vout":[
* {
* "value":0,
* "n":0,
* "scriptPubKey":{
* "asm":"OP_RETURN -385055325 46226800369048b83cea897639bb39273c8e4b883bd8c2a435bbe7a237cc433a",
* "hex":"6a045d7af3962046226800369048b83cea897639bb39273c8e4b883bd8c2a435bbe7a237cc433a",
* "type":"nulldata"
* }
* },
* {
* "value":0.0000155,
* "n":1,
* "scriptPubKey":{
* "asm":"OP_DUP OP_HASH160 066ebee590278f32aedc8a4865700c49e717f1d7 OP_EQUALVERIFY OP_CHECKSIG",
* "hex":"76a914066ebee590278f32aedc8a4865700c49e717f1d788ac",
* "reqSigs":1,
* "type":"pubkeyhash",
* "addresses":[
* "bitcoincash:qqrxa0h9jqnc7v4wmj9ysetsp3y7w9l36u8gnnjulq"
* ]
* }
* }
* ],
* "hex":"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",
* "blockhash":"0000000000000000008e8d83cba6d45a9314bc2ef4538d4e0577c6bed8593536",
* "confirmations":97988,
* "time":1568338904,
* "blocktime":1568338904,
* "isValidSLPTx":false
* }]
*
* @apiError UnprocessableEntity Missing required parameters
*
* @apiErrorExample {json} Error-Response:
* HTTP/1.1 422 Unprocessable Entity
* {
* "status": 422,
* "error": "Unprocessable Entity"
* }
*/
async txData (ctx) {
try {
console.log(
`txData called with this body data: ${JSON.stringify(
ctx.request.body,
null,
2
)}`
)
const txids = ctx.request.body.txids
const data = await this.adapters.bch.getTransaction(txids)
// console.log(`utxos: ${JSON.stringify(utxos, null, 2)}`)
ctx.body = data
} catch (err) {
this.handleError(ctx, err)
}
}
/**
* @api {REST} /bch/pubkey PubKey
* @apiPermission public
* @apiName PubKey
* @apiGroup REST BCH
* @apiDescription Get the public key from an address.
* Given an address the endpoint will return an object with the
* following properties
*
* - jsonrpc: "" - jsonrpc version
* - id: "" - jsonrpc id
* - result: {} - Result of the petition with the RPC information
* - success: - Request status
* - publickey: - Address public key
*
* @apiExample Example usage:
* curl -H "Content-Type: application/json" -X POST -d '{ "txid": "01517ff1587fa5ffe6f5eb91c99cf3f2d22330cd7ee847e928ce90ca95bf781b" }' localhost:5001/bch/pubkey
*
* @apiSuccessExample {json} Success-Response:
* {
* "jsonrpc":"2.0",
* "id":"555",
* "result":{
* "method":"bch",
* "reciever":"QmU86vLVbUY1UhziKB6rak7GPKRA2QHWvzNm2AjEvXNsT6",
* "value":{
* "success": true,
* "status": 200,
* "endpoint": "pubkey",
* "pubkey": {
* "success": true,
* "publicKey": "033f267fec0f7eb2b27f8c2e3052b3d03b09d36b47de4082ffb638ffb334ef0eee"
* }
* }
* }
* }
*/
async pubKey (ctx) {
try {
const address = ctx.request.body.address
const data = await this.adapters.bch.getPubKey(address)
console.log(`pubkey data: ${JSON.stringify(data, null, 2)}`)
ctx.body = data
} catch (err) {
this.handleError(ctx, err)
}
}
/**
* @api {REST} /bch/utxoIsValid utxoIsValid
* @apiPermission public
* @apiName utxoIsValid
* @apiGroup REST BCH
* @apiDescription Verify if UTXO is valid
* Given a UTXO object (txid and vout), a full node is queried to verify that
* the UTXO still exists in the mempool (true), or if it has been spent (false).
*
* - jsonrpc: "" - jsonrpc version
* - id: "" - jsonrpc id
* - result: {} - Result of the petition with the RPC information
* - success: - Request status
* - isValid: - Boolean: true or false
*
* @apiExample Example usage:
* {"jsonrpc":"2.0","id":"555","method":"bch","params":{ "endpoint": "utxoIsValid", "utxo": {"tx_hash": "17754221b29f189532d4fc2ae89fb467ad2dede30fdec4854eb2129b3ba90d7a", "tx_pos": 0}}}
*
* @apiSuccessExample {json} Success-Response:
* {
* "jsonrpc":"2.0",
* "id":"555",
* "result":{
* "method":"bch",
* "reciever":"QmU86vLVbUY1UhziKB6rak7GPKRA2QHWvzNm2AjEvXNsT6",
* "value":{
* "success": true,
* "status": 200,
* "endpoint": "utxoIsValid",
* "isValid": true
* }
* }
*
* }
*/
async utxoIsValid (ctx) {
try {
const utxo = ctx.request.body.utxo
const data = await this.adapters.bch.utxoIsValid(utxo)
// console.log(`utxoIsValid data: ${JSON.stringify(data, null, 2)}`)
ctx.body = data
} catch (err) {
this.handleError(ctx, err)
}
}
/**
* @api {REST} /bch getTokenData
* @apiPermission public
* @apiName getTokenData
* @apiGroup REST BCH
* @apiDescription Get data associated with a token
*
* Given a token ID, this endpoint will retrieve the IPFS CIDs associated with
* the tokens mutable and immutable data. This is extension of the PS002
* specification for mutable data for tokens:
* https://github.com/Permissionless-Software-Foundation/specifications/blob/master/ps002-slp-mutable-data.md
*
*
* @apiExample Example usage:
* curl -H "Content-Type: application/json" -X POST -d '{ "tokenId": "43eddfb11c9941edffb8c8815574bb0a43969a7b1de39ad14cd043eaa24fd38d", "withTxHistory": true }' https://bc01-ca-bch-consumer.fullstackcash.nl/bch/getTokenData
*/
async getTokenData (ctx) {
try {
const tokenId = ctx.request.body.tokenId
const withTxHistory = !!ctx.request.body.withTxHistory
const data = await this.adapters.bch.getTokenData(tokenId, withTxHistory)
console.log(`getTokenData data: ${JSON.stringify(data, null, 2)}`)
ctx.body = data
} catch (err) {
this.handleError(ctx, err)
}
}
/**
* @api {REST} /bch getTokenData2
* @apiPermission public
* @apiName getTokenData2
* @apiGroup REST BCH
* @apiDescription Get token icon and other media
*
* Get the icon for a token, given it's token ID.
* This function expects a string input of a token ID property.
* This function returns an object with a tokenIcon property that contains
* the URL to the icon.
*
* The output object always have these properties:
* - tokenIcon: A url to the token icon, if it exists.
* - tokenStats: Data about the token from psf-slp-indexer.
* - optimizedTokenIcon: An alternative, potentially more optimal, url to the token icon, if it exists.
* - iconRepoCompatible: true if the token icon is available via token.bch.sx
* - ps002Compatible: true if the token icon is compatible with PS007 specification.
*
* @apiExample Example usage:
* curl -H "Content-Type: application/json" -X POST -d '{ "tokenId": "43eddfb11c9941edffb8c8815574bb0a43969a7b1de39ad14cd043eaa24fd38d" }' https://bc01-ca-bch-consumer.fullstackcash.nl/bch/getTokenData2
* curl -H "Content-Type: application/json" -X POST -d '{ "tokenId": "43eddfb11c9941edffb8c8815574bb0a43969a7b1de39ad14cd043eaa24fd38d", "updateCache": true }' https://bc01-ca-bch-consumer.fullstackcash.nl/bch/getTokenData2
*/
async getTokenData2 (ctx) {
try {
const tokenId = ctx.request.body.tokenId
const updateCache = ctx.request.body.updateCache
console.log('getTokenData2() updateCache: ', updateCache)
const data = await this.adapters.bch.getTokenData2(tokenId, updateCache)
console.log(`getTokenData2 data: ${JSON.stringify(data, null, 2)}`)
ctx.body = data
} catch (err) {
this.handleError(ctx, err)
}
}
/**
* @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.
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 = BchRESTControllerLib
export default BchRESTControllerLib
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