feat: cash-in implementation for trx + usdt

lib/new-admin/config/accounts.js

@@ -3,7 +3,7 @@ const _ = require('lodash/fp')
 
 const { ALL } = require('../../plugins/common/ccxt')
 
-const { BTC, BCH, DASH, ETH, LTC, USDT, ZEC, XMR } = COINS
+const { BTC, BCH, DASH, ETH, LTC, USDT, ZEC, XMR, TRX, USDT_TRON } = COINS
 const { bitpay, coinbase, itbit, bitstamp, kraken, binanceus, cex, binance } = ALL
 
 const TICKER = 'ticker'
@@ -29,6 +29,7 @@ const ALL_ACCOUNTS = [
   { code: 'bitcoind', display: 'bitcoind', class: WALLET, cryptos: [BTC] },
   { code: 'no-layer2', display: 'No Layer 2', class: LAYER_2, cryptos: ALL_CRYPTOS },
   { code: 'infura', display: 'Infura', class: WALLET, cryptos: [ETH, USDT] },
+  { code: 'trongrid', display: 'Trongrid', class: WALLET, cryptos: [TRX, USDT_TRON] },
   { code: 'geth', display: 'geth (deprecated)', class: WALLET, cryptos: [ETH, USDT] },
   { code: 'zcashd', display: 'zcashd', class: WALLET, cryptos: [ZEC] },
   { code: 'litecoind', display: 'litecoind', class: WALLET, cryptos: [LTC] },

lib/plugins/wallet/pazuz-wallet/pazuz-wallet.js

@@ -88,10 +88,6 @@ function sweep (account, txId, cryptoCode, hdIndex, settings, operatorId) {
   throw new E.NotImplementedError()
 }
 
-function isStrictAddress (cryptoCode, toAddress, settings, operatorId) {
-  throw new E.NotImplementedError()
-}
-
 module.exports = {
   balance,
   sendCoins,
@@ -100,5 +96,4 @@ module.exports = {
   getStatus,
   sweep,
   supportsHd: true,
-  isStrictAddress
 }

lib/plugins/wallet/tron/base.js

@@ -0,0 +1,122 @@
+const TronWeb = require('tronweb')
+const coins = require('@lamassu/coins')
+
+let tronWeb = null
+
+const PAYMENT_PREFIX_PATH = "m/44'/195'/0'/0"
+const DEFAULT_PREFIX_PATH = "m/44'/195'/1'/0"
+
+function checkCryptoCode (cryptoCode) {
+  if (cryptoCode === 'TRX' || coins.utils.isTrc20Token(cryptoCode)) {
+    return Promise.resolve(cryptoCode)
+  }
+  return Promise.reject(new Error('cryptoCode must be TRX'))
+}
+
+function defaultWallet (account) {
+  const mnemonic = account.mnemonic
+  if (!mnemonic) throw new Error('No mnemonic seed!')
+
+  const key = TronWeb.fromMnemonic(masterSeed, `${DEFAULT_PREFIX_PATH}\\0`)
+
+  return key
+}
+
+function defaultAddress (account) {
+  return defaultWallet(account).address
+}
+
+function balance (account, cryptoCode, settings, operatorId) {
+  return checkCryptoCode(cryptoCode)
+    .then(code => confirmedBalance(defaultAddress(account), code))
+}
+
+const confirmedBalance = (address, cryptoCode) => _balance(address, cryptoCode)
+
+const _balance = async (address, cryptoCode) => {
+  if (coins.utils.isTrc20Token(cryptoCode)) {
+    const contractAddress = coins.utils.getTrc20Token(cryptoCode).contractAddress
+    const { abi } = await tronWeb.trx.getContract(contractAddress)
+    const contract = tronWeb.contract(abi.entrys, contractAddress)
+
+    const balance = await contract.methods.balanceOf(account).call()
+    const decimals = await contract.methods.decimals().call()
+    return BN(balance).div(10 ** decimals)
+  }
+
+  const balance = await tronWeb.trx.getBalance(address)
+  return balance ? BN(balance) : BN(0)
+}
+
+const sendCoins = async (account, tx) => {
+  const { toAddress, cryptoAtoms, cryptoCode } = tx
+  const isTrc20Token = coins.utils.isTrc20Token(cryptoCode)
+
+  const txFunction = isTrc20Token ? generateTrc20Tx : generateTx
+  const tx = await txFunction(toAddress, defaultWallet(account), cryptoAtoms, cryptoCode)
+  const { transaction } = await tronWeb.trx.sendRawTransaction(tx)
+  const txId = transaction.txId
+  const transactionInfo = tronWeb.trx.getTransactionInfo(txId)
+
+  if (!transactionInfo) return { txId }
+
+  const fee = new BN(tx.fee).decimalPlaces(0)
+  return { txid, fee }
+}
+
+const generateTrc20Tx = async (toAddress, wallet, amount, includesFee, cryptoCode) => {
+  const contractAddress = coins.utils.getTrc20Token(cryptoCode).contractAddress
+  const functionSelector = 'transferFrom(address,address,uint256)'
+  const parameters = [
+    { type: 'address', value: wallet.address },
+    { type: 'address', value: toAddress},
+    { type: 'uint256', value: amount }
+  ]
+
+  const tx = await tronWeb.transactionBuilder.triggerSmartContract(contractAddress, functionSelector, {}, parameters)
+
+  return tronWeb.trx.sign(tx.transaction, privateKey)
+}
+
+function generateTx (toAddress, wallet, amount) {
+  const transaction = tronWeb.transactionBuilder.sendTrx(toAddress, amount, wallet.address)
+
+  const privateKey = wallet.getPrivateKey()
+  return tronWeb.trx.sign(transaction, privateKey)
+}
+
+function newFunding (account, cryptoCode) {
+  return checkCryptoCode(cryptoCode)
+    .then(code => {
+      const fundingAddress = defaultAddress(account)
+
+      return confirmedBalance(fundingAddress, code)
+        .then((balance) => ({
+          fundingPendingBalance: 0,
+          fundingConfirmedBalance: balance,
+          fundingAddress
+        }))
+    })
+}
+
+function connect(account) {
+  const apiKey = account.apiKey
+  tronWeb = new TronWeb({
+    fullHost: 'https://api.trongrid.io',
+    headers: { "TRON-PRO-API-KEY": apiKey }
+  })
+}
+
+module.exports = {
+  balance,
+  sendCoins,
+//   newAddress,
+//   getStatus,
+//   sweep,
+  defaultAddress,
+  supportsHd: true,
+  newFunding,
+  connect,
+//   getTxHashesByAddress,
+//   _balance
+}

lib/plugins/wallet/trongrid/trongrid.js

@@ -0,0 +1 @@
+const NAME = 'trongrid'

lib/wallet.js

@@ -38,9 +38,10 @@ function fetchWallet (settings, cryptoCode) {
       const wallet = ph.load(ph.WALLET, plugin)
       const rawAccount = settings.accounts[plugin]
       const account = _.set('seed', computeSeed(masterSeed), rawAccount)
-      if (_.isFunction(wallet.run)) wallet.run(account)
+      const accountWithMnemonic = _.set('mnemonic', mnemonic, account)
+      if (_.isFunction(wallet.run)) wallet.run(accountWithMnemonic)
       const operatorId = computeOperatorId(masterSeed)
-      return { wallet, account, operatorId }
+      return { wallet, account: accountWithMnemonic, operatorId }
     })
 }