<?php
// food/merchant_ops/incoming.php — الطلبات الحالية للمطعم
require_once __DIR__ . '/../connect_merchant.php';

$statusFilter = filterRequest('status') ?: 'active';
$allowed = ['active', 'pending', 'merchant_accepted', 'preparing', 'ready', 'history'];
if (!in_array($statusFilter, $allowed, true)) $statusFilter = 'active';

if ($statusFilter === 'active') {
    $sql = "SELECT id, passenger_id, status, items_total, delivery_fee, grand_total, created_at
            FROM food_orders WHERE merchant_id=? AND status IN ('pending','merchant_accepted','preparing','ready','courier_assigned','picked_up')
            ORDER BY created_at ASC";
    $params = [$food_merchant_id];
} elseif ($statusFilter === 'history') {
    $sql = "SELECT id, passenger_id, status, items_total, delivery_fee, grand_total, created_at, delivered_at
            FROM food_orders WHERE merchant_id=? AND status IN ('delivered','rejected','cancelled_by_customer','cancelled_by_merchant','cancelled_system')
            ORDER BY created_at DESC LIMIT 100";
    $params = [$food_merchant_id];
} else {
    $sql = "SELECT id, passenger_id, status, items_total, delivery_fee, grand_total, created_at
            FROM food_orders WHERE merchant_id=? AND status=? ORDER BY created_at ASC";
    $params = [$food_merchant_id, $statusFilter];
}

$st = $food_con->prepare($sql);
$st->execute($params);
$orders = $st->fetchAll();

if ($orders) {
    $ids = implode(',', array_map('intval', array_column($orders, 'id')));
    $itemsSt = $food_con->query("SELECT order_id, name_ar_snapshot, quantity FROM food_order_items WHERE order_id IN ($ids)");
    $allItems = $itemsSt ? $itemsSt->fetchAll() : [];
    foreach ($orders as &$o) {
        $o['items'] = array_values(array_filter($allItems, fn($i) => (int)$i['order_id'] === (int)$o['id']));
    }
    unset($o);
}

jsonSuccess(['orders' => $orders]);