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* Add resolve of dns in smart contracts interactions * Add mns resolver in send transaction * fix tests * Test the mns resolver with an example * Add try or fallback function * Add the mns test to the test all command and remove dead code --------- Co-authored-by: BenRey <[email protected]>
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161
packages/massa-web3/examples/smartContracts/nameResolver.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,161 @@ | ||
| /* eslint-disable @typescript-eslint/no-var-requires */ | ||
| /* eslint-disable no-console */ | ||
| import { IAccount } from '../../src/interfaces/IAccount' | ||
| import { ClientFactory } from '../../src/web3/ClientFactory' | ||
| import { WalletClient } from '../../src/web3/WalletClient' | ||
| import { Client } from '../../src/web3/Client' | ||
| import { ICallData } from '../../src/interfaces/ICallData' | ||
| import * as dotenv from 'dotenv' | ||
| import { IProvider, ProviderType } from '../../src/interfaces/IProvider' | ||
| import { | ||
| Args, | ||
| CHAIN_ID, | ||
| EOperationStatus, | ||
| ITransactionData, | ||
| fromMAS, | ||
| } from '../../src' | ||
| import { getEnvVariable } from '../utils' | ||
|
|
||
| const path = require('path') | ||
| const chalk = require('chalk') | ||
| const ora = require('ora') | ||
|
|
||
| dotenv.config({ | ||
| path: path.resolve(__dirname, '..', '.env'), | ||
| }) | ||
|
|
||
| const publicApi = getEnvVariable('JSON_RPC_URL_PUBLIC') | ||
| const privateApi = getEnvVariable('JSON_RPC_URL_PRIVATE') | ||
| const chainId = CHAIN_ID.BuildNet | ||
| const privateKey = getEnvVariable('DEPLOYER_PRIVATE_KEY') | ||
|
|
||
| ;(async () => { | ||
| const header = '='.repeat(process.stdout.columns - 1) | ||
| console.log(header) | ||
| console.log(`${chalk.green.bold('Massa Name Service Resolver Example')}`) | ||
| console.log(header) | ||
|
|
||
| let spinner | ||
| try { | ||
| // init client | ||
| const deployerAccount: IAccount = | ||
| await WalletClient.getAccountFromSecretKey(privateKey) | ||
| const web3Client: Client = await ClientFactory.createCustomClient( | ||
| [ | ||
| { url: publicApi, type: ProviderType.PUBLIC } as IProvider, | ||
| { url: privateApi, type: ProviderType.PRIVATE } as IProvider, | ||
| ], | ||
| chainId, | ||
| true, | ||
| deployerAccount | ||
| ) | ||
|
|
||
| // Try to register a domain | ||
| const domain = 'example' | ||
| const address = deployerAccount.address as string | ||
|
|
||
| spinner = ora('Trying to create the domain').start() | ||
| try { | ||
| const domainCreationOpId = await web3Client | ||
| .smartContracts() | ||
| .callSmartContract({ | ||
| fee: fromMAS(0.01), | ||
| coins: fromMAS(2), | ||
| targetAddress: web3Client.mnsResolver().getMnsResolverAddress(), | ||
| targetFunction: 'dnsAlloc', | ||
| parameter: new Args() | ||
| .addString(domain) | ||
| .addString(address) | ||
| .serialize(), | ||
| } as ICallData) | ||
| await web3Client | ||
| .smartContracts() | ||
| .awaitMultipleRequiredOperationStatus(domainCreationOpId, [ | ||
| EOperationStatus.SPECULATIVE_SUCCESS, | ||
| EOperationStatus.SPECULATIVE_ERROR, | ||
| ]) | ||
| spinner.succeed('Domain created successfully') | ||
| } catch (ex) { | ||
| spinner.succeed('Domain already exists') | ||
| } | ||
|
|
||
| // Try to resolve the domain | ||
| spinner = ora('Trying to resolve the domain').start() | ||
| const resolvedAddress = await web3Client | ||
| .mnsResolver() | ||
| .resolve(domain + '.massa') | ||
| spinner.succeed(`Domain resolved to address ${resolvedAddress}`) | ||
|
|
||
| // Try to send a transaction to the resolved address | ||
| spinner = ora( | ||
| 'Trying to send a transaction to the resolved address' | ||
| ).start() | ||
| const txData = { | ||
| amount: fromMAS(1), | ||
| recipientAddress: resolvedAddress, | ||
| fee: fromMAS(0.01), | ||
| } as ITransactionData | ||
| const txOpId = await web3Client.wallet().sendTransaction(txData) | ||
| await web3Client | ||
| .smartContracts() | ||
| .awaitMultipleRequiredOperationStatus(txOpId[0], [ | ||
| EOperationStatus.SPECULATIVE_SUCCESS, | ||
| ]) | ||
| spinner.succeed('Transaction sent successfully') | ||
| // Try to call a function on the resolved address | ||
| spinner = ora('Trying to call a function on the resolved address').start() | ||
| const callData = { | ||
| fee: fromMAS(0.01), | ||
| coins: fromMAS(1), | ||
| targetAddress: resolvedAddress, | ||
| targetFunction: 'getBalance', | ||
| parameter: new Args().serialize(), | ||
| } | ||
|
|
||
| try { | ||
| await web3Client.smartContracts().callSmartContract(callData) | ||
| } catch (ex) { | ||
| if ( | ||
| ex.message.endsWith( | ||
| `The called address ${resolvedAddress} is not a smart contract address` | ||
| ) | ||
| ) { | ||
| spinner.succeed('Call smart contract resolved address successfully') | ||
| } else { | ||
| spinner.fail('Call smart contract resolved address failed') | ||
| throw ex | ||
| } | ||
| } | ||
|
|
||
| // Try to call a read only function on the resolved address | ||
| spinner = ora( | ||
| 'Trying to call a read only function on the resolved address' | ||
| ).start() | ||
| const callReadOnlyData = { | ||
| fee: fromMAS(0.01), | ||
| targetAddress: resolvedAddress, | ||
| targetFunction: 'getBalance', | ||
| parameter: new Args().serialize(), | ||
| } | ||
|
|
||
| try { | ||
| await web3Client.smartContracts().readSmartContract(callReadOnlyData) | ||
| } catch (ex) { | ||
| if ( | ||
| ex.message.endsWith( | ||
| `The called address ${resolvedAddress} is not a smart contract address` | ||
| ) | ||
| ) { | ||
| spinner.succeed('Read smart contract resolved address successfully') | ||
| } else { | ||
| spinner.fail('Read smart contract resolved address failed') | ||
| throw ex | ||
| } | ||
| } | ||
| } catch (ex) { | ||
| console.error(ex) | ||
| const msg = chalk.red(`Error = ${ex}`) | ||
| if (spinner) spinner.fail(msg) | ||
| process.exit(-1) | ||
| } | ||
| })() |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| /** | ||
| * Represents the MNS resolver object. | ||
| * | ||
| * @remarks | ||
| * This interface is used to resolve domain name to addresses. It also provides methods for setting | ||
| * custom mns resolver instead of the default one provided for MAINNET and BUILDNET. | ||
| * | ||
| * @see resolve - A function that returns the address of the domain if it exists or throws an error if it does not. | ||
| * @see setMnsResolver - A method for setting a custom mns resolver. | ||
| */ | ||
|
|
||
| export interface IMnsResolver { | ||
| resolve(domain: string): Promise<string> | ||
| getMnsResolverAddress(): string | undefined | ||
| setMnsResolver(contractAddress: string): void | ||
| } |
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