import request from 'request-promise';
import { Logger, LoggerService } from '../../utils/logger.js';
import { Common, CommonService } from '../../utils/common.js';
let options = null;
const logger: LoggerService = Logger;
const common: CommonService = Common;

export const getTransactions = (req, res, next) => {
  logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Transactions', msg: 'Getting Transactions..' });
  options = common.getOptions(req);
  if (options.error) { return res.status(options.statusCode).json({ message: options.message, error: options.error }); }
  options.url = req.session.selectedNode.ln_server_url + '/v1/transactions';
  request(options).then((body) => {
    logger.log({ selectedNode: req.session.selectedNode, level: 'DEBUG', fileName: 'Transactions', msg: 'Transactions List Received', data: body });
    if (body.transactions && body.transactions.length > 0) {
      body.transactions = common.sortDescByKey(body.transactions, 'time_stamp');
    }
    logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Transactions', msg: 'Sorted Transactions List Received', data: body.transactions });
    res.status(200).json(body.transactions);
  }).catch((errRes) => {
    const err = common.handleError(errRes, 'Transactions', 'List Transactions Error', req.session.selectedNode);
    return res.status(err.statusCode).json({ message: err.message, error: err.error });
  });
};

export const postTransactions = (req, res, next) => {
  logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Transactions', msg: 'Sending Transaction..' });
  options = common.getOptions(req);
  if (options.error) { return res.status(options.statusCode).json({ message: options.message, error: options.error }); }
  options.url = req.session.selectedNode.ln_server_url + '/v1/transactions';
  options.form = {
    amount: req.body.amount,
    addr: req.body.address,
    sat_per_byte: req.body.fees,
    target_conf: req.body.blocks
  };
  if (req.body.sendAll) {
    options.form.send_all = req.body.sendAll;
  }
  options.form = JSON.stringify(options.form);
  request.post(options).then((body) => {
    logger.log({ selectedNode: req.session.selectedNode, level: 'INFO', fileName: 'Transactions', msg: 'Transaction Sent', data: body });
    res.status(201).json(body);
  }).catch((errRes) => {
    const err = common.handleError(errRes, 'Transactions', 'Send Transaction Error', req.session.selectedNode);
    return res.status(err.statusCode).json({ message: err.message, error: err.error });
  });
};