117 lines
5.1 KiB
TypeScript
117 lines
5.1 KiB
TypeScript
// tslint:disable:no-consecutive-blank-lines ordered-imports align trailing-comma whitespace class-name
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// tslint:disable:no-unused-variable
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// tslint:disable:no-unbound-method
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import { BaseContract } from '@0x/base-contract';
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import { BlockParam, BlockParamLiteral, CallData, ContractAbi, ContractArtifact, DecodedLogArgs, MethodAbi, Provider, TxData, TxDataPayable } from 'ethereum-types';
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import { BigNumber, classUtils, logUtils } from '@0x/utils';
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import { SimpleContractArtifact } from '@0x/types';
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import { Web3Wrapper } from '@0x/web3-wrapper';
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import * as ethers from 'ethers';
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import * as _ from 'lodash';
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// tslint:enable:no-unused-variable
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/* istanbul ignore next */
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// tslint:disable:no-parameter-reassignment
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// tslint:disable-next-line:class-name
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export class ValidatorContract extends BaseContract {
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public isValidSignature = {
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async callAsync(
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hash: string,
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signerAddress: string,
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signature: string,
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callData: Partial<CallData> = {},
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defaultBlock?: BlockParam,
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): Promise<boolean
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> {
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const self = this as any as ValidatorContract;
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const functionSignature = 'isValidSignature(bytes32,address,bytes)';
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const inputAbi = self._lookupAbi(functionSignature).inputs;
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[hash,
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signerAddress,
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signature
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] = BaseContract._formatABIDataItemList(inputAbi, [hash,
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signerAddress,
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signature
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], BaseContract._bigNumberToString.bind(self));
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BaseContract.strictArgumentEncodingCheck(inputAbi, [hash,
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signerAddress,
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signature
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]);
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const ethersFunction = self._lookupEthersInterface(functionSignature).functions.isValidSignature;
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const encodedData = ethersFunction.encode([hash,
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signerAddress,
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signature
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]);
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const callDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
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{
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to: self.address,
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...callData,
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data: encodedData,
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},
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self._web3Wrapper.getContractDefaults(),
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);
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const rawCallResult = await self._web3Wrapper.callAsync(callDataWithDefaults, defaultBlock);
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BaseContract._throwIfRevertWithReasonCallResult(rawCallResult);
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let resultArray = ethersFunction.decode(rawCallResult);
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const outputAbi = (_.find(self.abi, {name: 'isValidSignature'}) as MethodAbi).outputs;
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resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._lowercaseAddress.bind(this));
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resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._bnToBigNumber.bind(this));
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return resultArray[0];
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},
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};
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public static async deployFrom0xArtifactAsync(
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artifact: ContractArtifact | SimpleContractArtifact,
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provider: Provider,
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txDefaults: Partial<TxData>,
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validSigner: string,
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): Promise<ValidatorContract> {
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if (_.isUndefined(artifact.compilerOutput)) {
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throw new Error('Compiler output not found in the artifact file');
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}
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const bytecode = artifact.compilerOutput.evm.bytecode.object;
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const abi = artifact.compilerOutput.abi;
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return ValidatorContract.deployAsync(bytecode, abi, provider, txDefaults, validSigner
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);
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}
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public static async deployAsync(
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bytecode: string,
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abi: ContractAbi,
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provider: Provider,
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txDefaults: Partial<TxData>,
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validSigner: string,
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): Promise<ValidatorContract> {
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const constructorAbi = BaseContract._lookupConstructorAbi(abi);
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[validSigner
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] = BaseContract._formatABIDataItemList(
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constructorAbi.inputs,
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[validSigner
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],
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BaseContract._bigNumberToString,
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);
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const iface = new ethers.utils.Interface(abi);
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const deployInfo = iface.deployFunction;
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const txData = deployInfo.encode(bytecode, [validSigner
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]);
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const web3Wrapper = new Web3Wrapper(provider);
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const txDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
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{data: txData},
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txDefaults,
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web3Wrapper.estimateGasAsync.bind(web3Wrapper),
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);
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const txHash = await web3Wrapper.sendTransactionAsync(txDataWithDefaults);
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logUtils.log(`transactionHash: ${txHash}`);
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const txReceipt = await web3Wrapper.awaitTransactionSuccessAsync(txHash);
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logUtils.log(`Validator successfully deployed at ${txReceipt.contractAddress}`);
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const contractInstance = new ValidatorContract(abi, txReceipt.contractAddress as string, provider, txDefaults);
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contractInstance.constructorArgs = [validSigner
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];
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return contractInstance;
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}
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constructor(abi: ContractAbi, address: string, provider: Provider, txDefaults?: Partial<TxData>) {
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super('Validator', abi, address, provider, txDefaults);
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classUtils.bindAll(this, ['_ethersInterfacesByFunctionSignature', 'address', 'abi', '_web3Wrapper']);
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}
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} // tslint:disable:max-file-line-count
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// tslint:enable:no-unbound-method
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