var request = require('request-promise');
var common = require('../../routes/common');
var logger = require('../shared/logger');
var options = {};

exports.getPayments = (req, res, next) => {
  logger.log({level: 'INFO', fileName: 'Payments', msg: 'Getting Payments List..'});
  options = common.getOptions();
  options.url = common.getSelLNServerUrl() + '/v1/payments?max_payments=' + req.query.max_payments + '&index_offset=' + req.query.index_offset + '&reversed=' + req.query.reversed;
  request(options).then((body) => {
    logger.log({level: 'DEBUG', fileName: 'Payments', msg: 'Payment List Received', data: body});
    if (body.payments && body.payments.length > 0) {
      body.payments = common.sortDescByKey(body.payments, 'creation_date');
    }
    logger.log({level: 'DEBUG', fileName: 'Payments', msg: 'Payments After Sort', data: body});
    logger.log({level: 'INFO', fileName: 'Payments', msg: 'Payments List Received'});
    res.status(200).json(body);
  })
  .catch(errRes => {
    const err = common.handleError(errRes,  'Payments', 'List Payments Error');
    return res.status(err.statusCode).json({message: err.message, error: err.error});
  });
};

exports.getAllLightningTransactions = (req, res, next) => {
  logger.log({level: 'INFO', fileName: 'Payments', msg: 'Getting All Lightning Transactions..'});
  const options1 = JSON.parse(JSON.stringify(common.getOptions()))
  const options2 = JSON.parse(JSON.stringify(common.getOptions()))
  options1.url = common.getSelLNServerUrl() + '/v1/payments?max_payments=1000000&index_offset=0&reversed=true';
  options2.url = common.getSelLNServerUrl() + '/v1/invoices?num_max_invoices=1000000&index_offset=0&reversed=true';
  logger.log({level: 'DEBUG', fileName: 'Payments', msg: 'All Payments Options', data: options1});
  logger.log({level: 'DEBUG', fileName: 'Payments', msg: 'All Invoices Options', data: options2});
  return Promise.all([request(options1), request(options2)]).then(function(values) {
    logger.log({level: 'INFO', fileName: 'Payments', msg: 'Payments & Invoices Received'});
    res.status(200).json({paymentsAll: values[0], invoicesAll: values[1]});
  }).catch(errRes => {
    const err = common.handleError(errRes,  'Payments', 'All Lightning Transactions Error');
    return res.status(err.statusCode).json({message: err.message, error: err.error});
  });
};