46 lines
1.1 KiB
JavaScript
46 lines
1.1 KiB
JavaScript
const Wallet = require('ethereumjs-wallet')
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const importers = require('ethereumjs-wallet/thirdparty')
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const ethUtil = require('ethereumjs-util')
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const accountImporter = {
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importAccount (strategy, args) {
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try {
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const importer = this.strategies[strategy]
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const privateKeyHex = importer.apply(null, args)
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return Promise.resolve(privateKeyHex)
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} catch (e) {
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return Promise.reject(e)
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}
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},
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strategies: {
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'Private Key': (privateKey) => {
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const stripped = ethUtil.stripHexPrefix(privateKey)
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return stripped
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},
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'JSON File': (input, password) => {
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let wallet
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try {
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wallet = importers.fromEtherWallet(input, password)
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} catch (e) {
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console.log('Attempt to import as EtherWallet format failed, trying V3...')
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}
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if (!wallet) {
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wallet = Wallet.fromV3(input, password, true)
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}
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return walletToPrivateKey(wallet)
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},
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},
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}
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function walletToPrivateKey (wallet) {
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const privateKeyBuffer = wallet.getPrivateKey()
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return ethUtil.bufferToHex(privateKeyBuffer)
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}
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module.exports = accountImporter
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