@dioxide-js/silas/dist/esm/web3/transaction.mjs

RPC utility for Silas

import { __awaiter } from '../node_modules/tslib/tslib.es6.mjs';
import { encode } from '../node_modules/base64-arraybuffer/dist/base64-arraybuffer.es5.mjs';
import { s as sha256Exports } from '../_virtual/sha256.mjs';
import base32Encode from '../_virtual/index2.mjs';
import { dataview } from '../node_modules/@dioxide-js/misc/dist/misc.es5.mjs';
import TransactionService from '../api/transactions.mjs';
import { toUint8Array } from '../utils/buffer.mjs';
import '../node_modules/bignumber.js/bignumber.mjs';
import '../_virtual/index3.mjs';
import { isValidAddress } from '../utils/validator.mjs';
import '../_virtual/index.mjs';
import '../_virtual/crc32c.mjs';
import { DIOAddress } from '../utils/address/index.mjs';
import PowDifficulty from '../utils/powDifficulty.mjs';
import OverviewService from '../api/overview.mjs';

class Transaction {
    constructor(opts) {
        this.alg = 'sm2';
        this.n = 0;
        this.duration = {
            compose: 0,
            sign: 0,
            verify: 0,
            computedNonce: 0,
            all: 0,
        };
        this.getTx = (hash) => __awaiter(this, void 0, void 0, function* () {
            return this.txnServices.getTransactionByHash(hash);
        });
        const { alg = 'sm2', showTxFlow = false, apiKey, n, customSign } = opts;
        this.txnServices = new TransactionService({ apiKey });
        this.overViewServices = new OverviewService({ apiKey });
        this.alg = alg;
        this.customSign = customSign;
        this.showTxFlow = showTxFlow;
        if (typeof n !== 'undefined' && typeof n !== 'number') {
            throw 'n muse be number';
        }
        this.n = n !== null && n !== void 0 ? n : 3;
    }
    compose(originalTxn) {
        return __awaiter(this, void 0, void 0, function* () {
            const ret = yield this.txnServices.compose(originalTxn);
            return ret.TxData;
        });
    }
    sign(originalTxn, secretKey, option) {
        return __awaiter(this, void 0, void 0, function* () {
            const t0 = Date.now();
            if (typeof secretKey === 'string') {
                secretKey = toUint8Array(secretKey);
            }
            const dioAddress = new DIOAddress(this.alg, secretKey);
            const txdata = yield this.compose(originalTxn);
            this.duration.compose = Date.now() - t0;
            const t1 = Date.now();
            let pk = null;
            let longPK = null;
            if (dioAddress.alg === 'sm2') {
                pk = yield dioAddress.getPubicKeyFromPrivateKey(secretKey);
                longPK = dataview.concat(new Uint8Array([4]), pk);
            }
            else {
                longPK = pk = dioAddress.addressToPublicKey(originalTxn.sender);
            }
            if (!pk) {
                throw new Error('pk error');
            }
            const dataWithPK = dioAddress.insertPKIntoTxData(txdata, [
                { encryptedMethodOrderNumber: dioAddress.methodNum, publicKey: pk },
            ]);
            const raw = encode(dataWithPK);
            const signedInfo = this.customSign
                ? yield this.customSign(dataWithPK, secretKey)
                : yield dioAddress.sign(dataWithPK, secretKey, option);
            this.duration.sign = Date.now() - t1;
            const t2 = Date.now();
            this.duration.verify = Date.now() - t2;
            const t3 = Date.now();
            const finalInfo = dataview.concat(dataWithPK, signedInfo);
            const powDiff = new PowDifficulty({
                originTxn: finalInfo.buffer,
                ttl: originalTxn.ttl,
                n: this.n,
                debug: this.showTxFlow,
            });
            const finalInfowithNonce = powDiff.getHashMixinNonnce();
            this.duration.computedNonce = Date.now() - t3;
            const hash = base32Encode(sha256Exports.sha256.arrayBuffer(finalInfowithNonce), 'Crockford');
            this.duration.all = Date.now() - t0;
            if (this.showTxFlow) {
                console.log('Tx Flow =>', this.duration);
            }
            return {
                composedTxDataWithPK: raw,
                signature: encode(signedInfo),
                longPK: encode(longPK),
                rawTxData: encode(finalInfowithNonce),
                hash: hash.toLowerCase(),
                pk: encode(pk),
                txFlow: this.duration,
                nonceTime: powDiff.t,
            };
        });
    }
    send(originTxn, secretKey) {
        return __awaiter(this, void 0, void 0, function* () {
            const { rawTxData } = yield this.sign(originTxn, secretKey);
            const ret = yield this.txnServices.sendTransaction({
                txdata: rawTxData,
            });
            return ret.Hash;
        });
    }
    sendRawTx(rawTxData) {
        return __awaiter(this, void 0, void 0, function* () {
            const ret = yield this.txnServices.sendTransaction({
                txdata: rawTxData,
            });
            return ret.Hash;
        });
    }
    getEstimatedFee(originTxn) {
        return __awaiter(this, void 0, void 0, function* () {
            const { function: func, args, delegatee, scale = 3, tokens } = originTxn;
            const overview = yield this.overViewServices.chainStatus();
            const avgGasPrice = (overview === null || overview === void 0 ? void 0 : overview.AvgGasPrice) || 0;
            const to = args.to || args.To;
            const ret = yield this.txnServices.compose({
                sender: to,
                gasprice: avgGasPrice,
                delegatee: delegatee,
                function: func,
                args,
                tokens,
            });
            const gasLimit = ret.GasOffered.toString();
            const gasFee = this.calculateGasFee({
                average: avgGasPrice,
                scale: scale,
                gasLimit: Number(gasLimit),
            });
            return gasFee;
        });
    }
    calculateGasFee(options) {
        const { average, scale = 3, gasLimit } = options;
        const gasPrice = parseInt(((scale - 1) * 0.25 + 0.5) * average + '', 10);
        const gasFee = gasPrice * gasLimit;
        return gasFee;
    }
    transfer(params) {
        return __awaiter(this, void 0, void 0, function* () {
            const { to, amount, secretKey, ttl, sender } = params;
            if (!sender) {
                throw 'sender unfilled';
            }
            if (!isValidAddress(sender)) {
                throw 'invalid sender';
            }
            return this.send({
                sender,
                gasprice: 100,
                function: 'core.coin.transfer',
                args: {
                    To: to,
                    Amount: amount,
                },
                ttl,
            }, secretKey);
        });
    }
    sk2base32Address(sk, alg) {
        return __awaiter(this, void 0, void 0, function* () {
            if (typeof sk === 'string') {
                sk = toUint8Array(sk);
            }
            const dioAddress = new DIOAddress(alg, sk);
            const { address } = yield dioAddress.generate();
            return address.toLowerCase();
        });
    }
}

export { Transaction };
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