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Feat support mnemonic #29

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merged 2 commits into from
Jan 23, 2024
Merged

Feat support mnemonic #29

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dc698d2
feat: add support for mnemonic
pacoyang Jan 23, 2024
6e3a14f
feat: add support for address index selection
pacoyang Jan 23, 2024
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39 changes: 34 additions & 5 deletions src/lib/PhatBaseCommand.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -27,7 +27,7 @@ import type { Result, Vec, u64, u8, Text, Bool, Struct } from '@polkadot/types'
import type { AccountId, ChainType, Hash } from '@polkadot/types/interfaces'
import { createPublicClient, createWalletClient, http } from 'viem'
import { mainnet } from 'viem/chains'
import { privateKeyToAccount } from 'viem/accounts'
import { privateKeyToAccount, mnemonicToAccount } from 'viem/accounts'

import {
MAX_BUILD_SIZE,
Expand All @@ -49,6 +49,8 @@ export interface ParsedFlags {
readonly accountFilePath: string
readonly accountPassword: string
readonly privateKey: string
readonly mnemonic: string
readonly addressIndex: number
readonly coreSettings: string
readonly pruntimeUrl: string
readonly externalAccountId: string
Expand Down Expand Up @@ -138,23 +140,34 @@ export default abstract class PhatBaseCommand extends BaseCommand {
char: 'a',
required: false,
description: 'Path to polkadot account JSON file',
exclusive: ['suri', 'privateKey'],
exclusive: ['suri', 'privateKey', 'mnemonic'],
}),
accountPassword: Flags.string({
char: 'p',
required: false,
description: 'Polkadot account password',
exclusive: ['suri', 'privateKey'],
exclusive: ['suri', 'privateKey', 'mnemonic'],
}),
suri: Flags.string({
required: false,
description: 'Substrate uri',
exclusive: ['accountFilePath', 'privateKey'],
exclusive: ['accountFilePath', 'privateKey', 'mnemonic'],
}),
privateKey: Flags.string({
description: 'EVM account private key',
required: false,
exclusive: ['suri', 'accountFilePath'],
exclusive: ['suri', 'accountFilePath', 'mnemonic'],
}),
mnemonic: Flags.string({
description: 'EVM account mnemonic',
required: false,
exclusive: ['suri', 'accountFilePath', 'privateKey'],
}),
addressIndex: Flags.integer({
description: 'EVM account address index',
required: false,
default: 0,
exclusive: ['suri', 'accountFilePath', 'privateKey'],
}),
endpoint: Flags.string({
description: 'Phala Blockchain RPC endpoint',
Expand Down Expand Up @@ -518,6 +531,22 @@ export default abstract class PhatBaseCommand extends BaseCommand {
const provider = await EvmAccountMappingProvider.create(apiPromise, client, account)
return provider
}
if (this.parsedFlags.mnemonic || (process.env.MNEMONIC && !this.parsedFlags.suri && !this.parsedFlags.accountFilePath)) {
if (!apiPromise.consts?.evmAccountMapping?.eip712Name) {
this.action.fail('The current connected chain does not support EVM wallets.')
this.exit(1)
}
const account = mnemonicToAccount(this.parsedFlags.mnemonic || process.env.MNEMONIC!, {
addressIndex: this.parsedFlags.addressIndex,
})
const client = createWalletClient({
account,
chain: mainnet,
transport: http()
})
const provider = await EvmAccountMappingProvider.create(apiPromise, client, account)
return provider
}
const pair = await this.getDecodedPair({
suri: this.parsedFlags.suri || process.env.POLKADOT_WALLET_SURI,
accountFilePath: this.parsedFlags.accountFilePath || process.env.POLKADOT_WALLET_ACCOUNT_FILE,
Expand Down
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