import EthereumTx = require('ethereumjs-tx');

import {configs} from './configs';
import {utils} from './utils';

type Callback = (err: Error, accounts: any) => void;

export const idManagement = {
    getAccounts(callback: Callback) {
        utils.consoleLog(`configs.DISPENSER_ADDRESS: ${configs.DISPENSER_ADDRESS}`);
        callback(null, [
            configs.DISPENSER_ADDRESS,
        ]);
    },
    approveTransaction(txData: object, callback: Callback) {
        callback(null, true);
    },
    signTransaction(txData: object, callback: Callback) {
        const tx = new EthereumTx(txData);
        const privateKeyBuffer = new Buffer(configs.DISPENSER_PRIVATE_KEY, 'hex');
        tx.sign(privateKeyBuffer);
        const rawTx = `0x${tx.serialize().toString('hex')}`;
        callback(null, rawTx);
    },
};