import { SigningKey } from "../crypto/index.js"; import { assertArgument } from "../utils/index.js"; import { BaseWallet } from "./base-wallet.js"; import { HDNodeWallet } from "./hdwallet.js"; import { decryptCrowdsaleJson, isCrowdsaleJson } from "./json-crowdsale.js"; import { decryptKeystoreJson, decryptKeystoreJsonSync, encryptKeystoreJson, encryptKeystoreJsonSync, isKeystoreJson } from "./json-keystore.js"; import { Mnemonic } from "./mnemonic.js"; function stall(duration) { return new Promise((resolve) => { setTimeout(() => { resolve(); }, duration); }); } /** * A **Wallet** manages a single private key which is used to sign * transactions, messages and other common payloads. * * This class is generally the main entry point for developers * that wish to use a private key directly, as it can create * instances from a large variety of common sources, including * raw private key, [[link-bip-39]] mnemonics and encrypte JSON * wallets. */ export class Wallet extends BaseWallet { /** * Create a new wallet for the private %%key%%, optionally connected * to %%provider%%. */ constructor(key, provider) { if (typeof (key) === "string" && !key.startsWith("0x")) { key = "0x" + key; } let signingKey = (typeof (key) === "string") ? new SigningKey(key) : key; super(signingKey, provider); } connect(provider) { return new Wallet(this.signingKey, provider); } /** * Resolves to a [JSON Keystore Wallet](json-wallets) encrypted with * %%password%%. * * If %%progressCallback%% is specified, it will receive periodic * updates as the encryption process progreses. */ async encrypt(password, progressCallback) { const account = { address: this.address, privateKey: this.privateKey }; return await encryptKeystoreJson(account, password, { progressCallback }); } /** * Returns a [JSON Keystore Wallet](json-wallets) encryped with * %%password%%. * * It is preferred to use the [async version](encrypt) instead, * which allows a [[ProgressCallback]] to keep the user informed. * * This method will block the event loop (freezing all UI) until * it is complete, which may be a non-trivial duration. */ encryptSync(password) { const account = { address: this.address, privateKey: this.privateKey }; return encryptKeystoreJsonSync(account, password); } static #fromAccount(account) { assertArgument(account, "invalid JSON wallet", "json", "[ REDACTED ]"); if ("mnemonic" in account && account.mnemonic && account.mnemonic.locale === "en") { const mnemonic = Mnemonic.fromEntropy(account.mnemonic.entropy); const wallet = HDNodeWallet.fromMnemonic(mnemonic, account.mnemonic.path); if (wallet.address === account.address && wallet.privateKey === account.privateKey) { return wallet; } console.log("WARNING: JSON mismatch address/privateKey != mnemonic; fallback onto private key"); } const wallet = new Wallet(account.privateKey); assertArgument(wallet.address === account.address, "address/privateKey mismatch", "json", "[ REDACTED ]"); return wallet; } /** * Creates (asynchronously) a **Wallet** by decrypting the %%json%% * with %%password%%. * * If %%progress%% is provided, it is called periodically during * decryption so that any UI can be updated. */ static async fromEncryptedJson(json, password, progress) { let account = null; if (isKeystoreJson(json)) { account = await decryptKeystoreJson(json, password, progress); } else if (isCrowdsaleJson(json)) { if (progress) { progress(0); await stall(0); } account = decryptCrowdsaleJson(json, password); if (progress) { progress(1); await stall(0); } } return Wallet.#fromAccount(account); } /** * Creates a **Wallet** by decrypting the %%json%% with %%password%%. * * The [[fromEncryptedJson]] method is preferred, as this method * will lock up and freeze the UI during decryption, which may take * some time. */ static fromEncryptedJsonSync(json, password) { let account = null; if (isKeystoreJson(json)) { account = decryptKeystoreJsonSync(json, password); } else if (isCrowdsaleJson(json)) { account = decryptCrowdsaleJson(json, password); } else { assertArgument(false, "invalid JSON wallet", "json", "[ REDACTED ]"); } return Wallet.#fromAccount(account); } /** * Creates a new random [[HDNodeWallet]] using the available * [cryptographic random source](randomBytes). * * If there is no crytographic random source, this will throw. */ static createRandom(provider) { const wallet = HDNodeWallet.createRandom(); if (provider) { return wallet.connect(provider); } return wallet; } /** * Creates a [[HDNodeWallet]] for %%phrase%%. */ static fromPhrase(phrase, provider) { const wallet = HDNodeWallet.fromPhrase(phrase); if (provider) { return wallet.connect(provider); } return wallet; } } //# sourceMappingURL=wallet.js.map