const express = require('express');
const router = express.Router();
const supabase = require('../services/supabase');
const { requireAuth } = require('../middleware/auth');
const { asyncHandler } = require('../middleware/security');
const { PAYMENT_METHODS } = require('../config/constants');

// GET /payments — Payment ledger
router.get('/', requireAuth, asyncHandler(async (req, res) => {
  const { data: payments } = await supabase
    .from('payments')
    .select('*, load:loads(from_city, to_city, shipper:shippers(name))')
    .order('payment_date', { ascending: false, nullsFirst: false })
    .limit(50);

  res.render('pages/payments/list', {
    payments: payments || [],
    PAYMENT_METHODS,
  });
}));

// POST /payments — Record a payment
router.post('/', requireAuth, asyncHandler(async (req, res) => {
  const { load_id, type, direction, amount, method, payment_date, notes } = req.body;
  
  await supabase.from('payments').insert({
    load_id, type, direction,
    amount: parseFloat(amount) || 0,
    method: method || 'bank_transfer',
    payment_date: payment_date || null,
    notes: notes || null,
  });

  res.redirect(req.get('Referer') || '/payments');
}));

module.exports = router;