nerve-sdk-js/src/model/mutilsigntxsignatures.js

nerve nerve-js nerve-sdk nerve-js-sdk

const Serializers = require("../api/serializers");


let P2PHKSignature = function () {
    this.pubkey = null;
    this.signData = null;
};

let MultiTransactionSignatures = function (_m, _pubkeyArray, _isPersonalSign) {
    this.m = _m;
    this.pubkeyArray = _pubkeyArray;
    this.signatures = null;
    this.isPersonalSign = false;
    if (_isPersonalSign) {
        this.isPersonalSign = _isPersonalSign;
    }
    this.serialize = function () {
        let bw = new Serializers();
        bw.getBufWriter().writeUInt8(this.m);
        bw.getBufWriter().writeVarintNum(this.pubkeyArray.length);
        for (index in this.pubkeyArray) {
            bw.writeBytesWithLength(this.pubkeyArray[index]);
        }
        if (this.signatures && this.signatures.length > 0) {
            for (let i = 0; i < this.signatures.length; i++) {
                let signature = this.signatures[i];
                bw.getBufWriter().writeUInt8(signature.pubkey.length);
                bw.getBufWriter().write(signature.pubkey);
                bw.writeBytesWithLength(signature.signData);
            }
            if (this.isPersonalSign) {
                bw.writeBoolean(this.isPersonalSign);
            }
        }
        return bw.getBufWriter().toBuffer();
    };

    this.parse = function (bufferReader) {
        this.m = bufferReader.readUInt8();
        let pubCount = bufferReader.readVarInt();
        this.pubkeyArray = [];
        for(var i=0;i<pubCount;i++){
            this.pubkeyArray.push(bufferReader.readBytesByLength())
        }
        this.signatures = [];
        this.isPersonalSign = false;
        while (!bufferReader.isFinished() && bufferReader.remainLength() > 32) {
            let length = bufferReader.readUInt8();
            let sign = new P2PHKSignature();
            sign.pubkey = bufferReader.slice(length);
            sign.signData = bufferReader.readBytesByLength();
            this.signatures.push(sign);
        }
        if (!bufferReader.isFinished()) {
            this.isPersonalSign = bufferReader.readBoolean();
        }
    };

    this.addSign = function (pubkey, signValue) {
        if (!this.signatures || this.signatures == null) {
            this.signatures = [];
        }
        let sign = new P2PHKSignature();
        sign.pubkey = pubkey;
        sign.signData = signValue;
        this.signatures.push(sign);
    }
};

module.exports = {
    MultiTransactionSignatures,
};