web3-eth
Version:
Web3 module to interact with the Ethereum blockchain and smart contracts.
81 lines (78 loc) • 4.54 kB
JavaScript
/*
This file is part of web3.js.
web3.js is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
web3.js is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with web3.js. If not, see <http://www.gnu.org/licenses/>.
*/
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 { ETH_DATA_FORMAT, } from 'web3-types';
import { isNullish } from 'web3-validator';
import { Eip1559NotSupportedError, UnsupportedTransactionTypeError } from 'web3-errors';
import { format } from 'web3-utils';
// eslint-disable-next-line import/no-cycle
import { getBlock, getGasPrice } from '../rpc_method_wrappers.js';
// eslint-disable-next-line import/no-cycle
import { getTransactionType } from './transaction_builder.js';
function getEip1559GasPricing(transaction, web3Context, returnFormat) {
return __awaiter(this, void 0, void 0, function* () {
var _a, _b, _c, _d;
const block = yield getBlock(web3Context, web3Context.defaultBlock, false, ETH_DATA_FORMAT);
if (isNullish(block.baseFeePerGas))
throw new Eip1559NotSupportedError();
let gasPrice;
if (isNullish(transaction.gasPrice) && BigInt(block.baseFeePerGas) === BigInt(0)) {
gasPrice = yield getGasPrice(web3Context, returnFormat);
}
if (!isNullish(transaction.gasPrice) || !isNullish(gasPrice)) {
const convertedTransactionGasPrice = format({ format: 'uint' }, (_a = transaction.gasPrice) !== null && _a !== void 0 ? _a : gasPrice, returnFormat);
return {
maxPriorityFeePerGas: convertedTransactionGasPrice,
maxFeePerGas: convertedTransactionGasPrice,
};
}
return {
maxPriorityFeePerGas: format({ format: 'uint' }, (_b = transaction.maxPriorityFeePerGas) !== null && _b !== void 0 ? _b : web3Context.defaultMaxPriorityFeePerGas, returnFormat),
maxFeePerGas: format({ format: 'uint' }, ((_c = transaction.maxFeePerGas) !== null && _c !== void 0 ? _c : BigInt(block.baseFeePerGas) * BigInt(2) +
BigInt((_d = transaction.maxPriorityFeePerGas) !== null && _d !== void 0 ? _d : web3Context.defaultMaxPriorityFeePerGas)), returnFormat),
};
});
}
export function getTransactionGasPricing(transaction, web3Context, returnFormat) {
return __awaiter(this, void 0, void 0, function* () {
const transactionType = getTransactionType(transaction, web3Context);
if (!isNullish(transactionType)) {
if (transactionType.startsWith('-'))
throw new UnsupportedTransactionTypeError(transactionType);
// https://github.com/ethereum/EIPs/blob/master/EIPS/eip-2718.md#transactions
if (Number(transactionType) < 0 || Number(transactionType) > 127)
throw new UnsupportedTransactionTypeError(transactionType);
if (isNullish(transaction.gasPrice) &&
(transactionType === '0x0' || transactionType === '0x1'))
return {
gasPrice: yield getGasPrice(web3Context, returnFormat),
maxPriorityFeePerGas: undefined,
maxFeePerGas: undefined,
};
if (transactionType === '0x2') {
return Object.assign({ gasPrice: undefined }, (yield getEip1559GasPricing(transaction, web3Context, returnFormat)));
}
}
return undefined;
});
}
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