dotbit/lib.esm/signers/EvmSigner.js

A complete .bit SDK and utilities in TypeScript

var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
import { hexlify, toUtf8Bytes } from 'ethers';
import { SIGN_TYPE, EvmChainId2CoinType } from '../const';
import { BitErrorCode, DotbitError } from '../errors/DotbitError';
import { BitSigner } from './BitSigner';
import { mmJsonHashAndChainIdHex } from '../tools/common';
export class EvmSigner extends BitSigner {
    signTypedData(data) {
        return __awaiter(this, void 0, void 0, function* () {
            var _a;
            const _data = JSON.parse(JSON.stringify(data));
            (_a = _data === null || _data === void 0 ? void 0 : _data.types) === null || _a === void 0 ? true : delete _a.EIP712Domain;
            return yield this.signer.signTypedData(_data.domain, _data.types, _data.message);
        });
    }
    sendTransaction(sendTransactionParam) {
        return __awaiter(this, void 0, void 0, function* () {
            const _data = hexlify(toUtf8Bytes(sendTransactionParam.data));
            const { hash } = yield this.signer.sendTransaction({
                to: sendTransactionParam.to,
                value: BigInt(sendTransactionParam.value),
                data: _data
            });
            return hash;
        });
    }
    signPersonal(data) {
        return this.signer.signMessage(data);
    }
    getAddress() {
        return __awaiter(this, void 0, void 0, function* () {
            return yield this.signer.getAddress();
        });
    }
    getChainId() {
        return __awaiter(this, void 0, void 0, function* () {
            var _a;
            const network = yield ((_a = this.signer.provider) === null || _a === void 0 ? void 0 : _a.getNetwork());
            return Number(network === null || network === void 0 ? void 0 : network.chainId);
        });
    }
    getCoinType() {
        return __awaiter(this, void 0, void 0, function* () {
            const chainId = yield this.getChainId();
            const coinType = EvmChainId2CoinType[chainId];
            if (!coinType) {
                throw new DotbitError(`Unsupported EVM chainId: ${chainId}`, BitErrorCode.UnsupportedEVMChainId);
            }
            return coinType;
        });
    }
    signData(data, isEIP712) {
        return __awaiter(this, void 0, void 0, function* () {
            if (isEIP712) {
                return yield this.signTypedData(data);
            }
            else {
                return yield this.signPersonal(data);
            }
        });
    }
    signTxList(txs) {
        return __awaiter(this, void 0, void 0, function* () {
            for (const signItem of txs.sign_list) {
                if (signItem.sign_msg === '' || signItem.sign_type === SIGN_TYPE.noSign) {
                    continue;
                }
                if (signItem.sign_type === SIGN_TYPE.eth712 && !!txs.mm_json) {
                    const mmJson = JSON.parse(JSON.stringify(txs.mm_json));
                    mmJson.message.digest = signItem.sign_msg;
                    const signDataRes = yield this.signData(mmJson, true);
                    if (signDataRes && mmJson.domain.chainId) {
                        signItem.sign_msg = signDataRes + mmJsonHashAndChainIdHex(mmJson, mmJson.domain.chainId);
                    }
                }
                else {
                    signItem.sign_msg = yield this.signData(signItem.sign_msg);
                }
            }
            delete txs.mm_json;
            delete txs.list;
            return txs;
        });
    }
}
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