const express = require('express');
const neftController = require('../controllers/neft.controller');
const { logger } = require('../util/logger');
const neftValidator = require('../validators/neft.validator.js');
const paymentSecretValidator = require('../validators/payment.secret.validator');
const { checkLimit } = require('../middlewares/limitCheck.middleware');
const {
  checkBeneficiaryCooldown,
} = require('../middlewares/cooldown.middleware');

const router = express.Router();
router.use(
  neftValidator,
  paymentSecretValidator,
  checkLimit,
  checkBeneficiaryCooldown
);

const neftRoute = async (req, res) => {
  const {
    fromAccount,
    toAccount,
    ifscCode,
    amount,
    beneficiaryName,
    remitterName,
    remarks,
  } = req.body;
  const client = req.client;

  try {
    const result = await neftController.send(
      req.user,
      fromAccount,
      toAccount,
      amount,
      ifscCode,
      beneficiaryName,
      remitterName,
      remarks,
      client
    );
    logger.info(result);

    if (result.status.startsWith('O.K.')) {
      const utr = result.status.slice(9, 25);
      return res.json({ message: 'SUCCESS', utr });
    } else if (result.status.includes('INSUFFICIENT FUNDS')) {
      return res.status(422).json({ error: 'INSUFFICIENT_FUNDS' });
    } else if (result.status.includes('INVALID CHECK DIGIT')) {
      return res.status(400).json({ error: 'INVALID_ACCOUNT_NUMBER' });
    } else {
      return res.status(400).json({ error: 'PROBLEM_TRANSFERRING_FUNDS' });
    }
  } catch (error) {
    logger.error(error, 'error occured while doing NEFT transaction');
    return res.status(500).json({ error: 'INTERNAL_SERVER_ERROR' });
  }
};

router.post('/', neftRoute);

module.exports = router;