@berrywallet/core/lib/networking/api/blockcypher.js

Berrywallet main Core for work with common cryptocurrencies like Bitcoin, Ethereum, Dash, Litecoin

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
}
Object.defineProperty(exports, "__esModule", { value: true });
const lodash_1 = require("lodash");
const bitcoinjs_lib_1 = __importDefault(require("bitcoinjs-lib"));
const bignumber_js_1 = __importDefault(require("bignumber.js"));
const _1 = require("../../");
var blockcypher;
(function (blockcypher) {
    function toWalletTx(tx, coin) {
        const txData = {
            coin: coin.getUnit(),
            txid: tx.hash,
            blockHeight: (tx.block_height && tx.block_height > 0) ? tx.block_height : null,
            blockTime: tx.confirmed ? new Date(tx.confirmed).getTime() : null,
            scheme: _1.Coin.TransactionScheme.INPUTS_OUTPUTS,
            version: tx.ver,
            lockTime: tx.lock_time,
            inputs: [],
            outputs: [],
        };
        lodash_1.forEach(tx.inputs, (vin) => {
            txData.inputs.push({
                prevTxid: vin.prev_hash,
                prevOutIndex: vin.output_index,
                scriptSig: vin.script,
                sequence: vin.sequence,
                witness: vin.witness,
            });
        });
        lodash_1.forEach(tx.outputs, (vout) => {
            const buffer = _1.Utils.hexToBuffer(vout.script);
            const type = bitcoinjs_lib_1.default.script.classifyOutput(buffer);
            let address;
            try {
                address = bitcoinjs_lib_1.default.address.fromOutputScript(buffer, coin.networkInfo());
            }
            catch (e) {
            }
            txData.outputs.push({
                scriptPubKey: vout.script,
                scriptType: type,
                addresses: address ? [address] : [],
                value: new bignumber_js_1.default(vout.value).div(_1.Constants.SATOSHI_PER_COIN).toString(),
            });
        });
        return txData;
    }
    blockcypher.toWalletTx = toWalletTx;
})(blockcypher || (blockcypher = {}));
exports.default = blockcypher;