fix(scripts): Adding script to list addresses in a wallet

production/scripts/list-addrs.js

@@ -0,0 +1,72 @@
+/*
+  This script is the same as sweep-wallet.js, but instead of sweeping the keys,
+  it simply lists out the addresses in the HD keychain. This is hany when trying
+  to figure out which address a token was sent to.
+*/
+
+// Public npm libraries
+
+// Local libraries
+import WalletAdapter from '../../src/adapters/wallet.js'
+
+// Constants
+const START_INDEX = 1
+const LAST_ADDR_INDEX = 850
+
+if (!process.env.BCHJSTOKEN) {
+  console.log('You will need a JWT token from FullStack.cash to execute this script. Export it to the BCHJSTOKEN environment variable and try again.')
+  process.exit(0)
+}
+
+async function listAddrs () {
+  try {
+    // Configure the wallet library to use a FullStack.cash or a local Cash Stack
+    const walletLib = new WalletAdapter()
+
+    // Open the wallet files.
+    const walletInfo = await openWallet(walletLib)
+    const wallet = await walletLib.instanceWallet(walletInfo)
+    console.log('walletInfo: ', walletInfo)
+
+    const rootAddr = walletInfo.cashAddress
+    // const rootWif = walletInfo.privateKey
+    console.log(`Sweeping all funds into root address ${rootAddr}...`)
+
+    // Generate an HD tree
+    const bchjs = wallet.bchjs
+    const rootSeed = await bchjs.Mnemonic.toSeed(walletInfo.mnemonic)
+    const masterHDNode = bchjs.HDNode.fromSeed(rootSeed)
+
+    let hdIndex = START_INDEX
+
+    do {
+      // Generate a keypair from the HD wallet.
+      const childNode = masterHDNode.derivePath(`m/44'/245'/0'/0/${hdIndex}`)
+      const cashAddress = bchjs.HDNode.toCashAddress(childNode)
+      // const wifToSweep = bchjs.HDNode.toWIF(childNode)
+
+      console.log(`HD Index ${hdIndex}: ${cashAddress}`)
+
+      hdIndex++
+    } while (hdIndex < LAST_ADDR_INDEX)
+    console.log(`Last index of ${LAST_ADDR_INDEX} reached.`)
+  } catch (err) {
+    console.error('Error in sweepFunds(): ', err)
+  }
+}
+listAddrs()
+
+// 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 function openWallet (walletLib) {
+  try {
+    // console.log('this.WALLET_FILE: ', this.WALLET_FILE)
+    const walletData = await walletLib.jsonFiles.readJSON('./wallet.json')
+
+    return walletData
+  } catch (err) {
+    console.error('Error in openWallet()')
+    throw err
+  }
+}