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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/viem/_cjs/actions/public

Просмотр файла: estimateFeesPerGas.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.estimateFeesPerGas = estimateFeesPerGas;
exports.internal_estimateFeesPerGas = internal_estimateFeesPerGas;
const fee_js_1 = require("../../errors/fee.js");
const getAction_js_1 = require("../../utils/getAction.js");
const estimateMaxPriorityFeePerGas_js_1 = require("./estimateMaxPriorityFeePerGas.js");
const getBlock_js_1 = require("./getBlock.js");
const getGasPrice_js_1 = require("./getGasPrice.js");
async function estimateFeesPerGas(client, args) {
    return internal_estimateFeesPerGas(client, args);
}
async function internal_estimateFeesPerGas(client, args) {
    const { block: block_, chain = client.chain, request, type = 'eip1559', } = args || {};
    const baseFeeMultiplier = await (async () => {
        if (typeof chain?.fees?.baseFeeMultiplier === 'function')
            return chain.fees.baseFeeMultiplier({
                block: block_,
                client,
                request,
            });
        return chain?.fees?.baseFeeMultiplier ?? 1.2;
    })();
    if (baseFeeMultiplier < 1)
        throw new fee_js_1.BaseFeeScalarError();
    const decimals = baseFeeMultiplier.toString().split('.')[1]?.length ?? 0;
    const denominator = 10 ** decimals;
    const multiply = (base) => (base * BigInt(Math.ceil(baseFeeMultiplier * denominator))) /
        BigInt(denominator);
    const block = block_
        ? block_
        : await (0, getAction_js_1.getAction)(client, getBlock_js_1.getBlock, 'getBlock')({});
    if (typeof chain?.fees?.estimateFeesPerGas === 'function') {
        const fees = (await chain.fees.estimateFeesPerGas({
            block: block_,
            client,
            multiply,
            request,
            type,
        }));
        if (fees !== null)
            return fees;
    }
    if (type === 'eip1559') {
        if (typeof block.baseFeePerGas !== 'bigint')
            throw new fee_js_1.Eip1559FeesNotSupportedError();
        const maxPriorityFeePerGas = typeof request?.maxPriorityFeePerGas === 'bigint'
            ? request.maxPriorityFeePerGas
            : await (0, estimateMaxPriorityFeePerGas_js_1.internal_estimateMaxPriorityFeePerGas)(client, {
                block: block,
                chain,
                request,
            });
        const baseFeePerGas = multiply(block.baseFeePerGas);
        const maxFeePerGas = request?.maxFeePerGas ?? baseFeePerGas + maxPriorityFeePerGas;
        return {
            maxFeePerGas,
            maxPriorityFeePerGas,
        };
    }
    const gasPrice = request?.gasPrice ??
        multiply(await (0, getAction_js_1.getAction)(client, getGasPrice_js_1.getGasPrice, 'getGasPrice')({}));
    return {
        gasPrice,
    };
}
//# sourceMappingURL=estimateFeesPerGas.js.map

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