<?php
// food/courier/active.php — طلبات التوصيل الحالية للسائق (polling fallback + شاشة المهمة)
require_once __DIR__ . '/../connect_courier.php';

$st = $food_con->prepare(
    "SELECT o.id, o.status, o.merchant_id, m.name_ar AS merchant_name_ar, m.latitude AS merchant_lat,
            m.longitude AS merchant_lng, m.address AS merchant_address, m.avg_prep_minutes,
            o.delivery_fee, o.items_total, o.service_fee, o.discount, o.grand_total, o.payment_method,
            o.customer_note, o.delivery_address, o.delivery_lat, o.delivery_lng,
            o.created_at, o.ready_at, o.courier_assigned_at, o.picked_up_at,
            (SELECT COALESCE(SUM(quantity),0) FROM food_order_items WHERE order_id=o.id) AS items_count,
            CASE WHEN o.status IN ('courier_assigned','picked_up') THEN o.delivery_address ELSE NULL END AS visible_address
     FROM food_orders o
     JOIN food_merchants m ON m.id = o.merchant_id
     WHERE o.courier_id = ? AND o.status IN ('courier_assigned','picked_up')
     ORDER BY o.courier_assigned_at ASC"
);
$st->execute([$food_courier_id]);
$orders = $st->fetchAll();

// بيانات الزبون (العنوان) تظهر فقط بعد courier_assigned وتُحجب بعد delivered — لا نُعيد أي طلب مسلَّم هنا أصلاً
foreach ($orders as &$o) {
    unset($o['delivery_address']);
    $o['delivery_address'] = $o['visible_address'];
    unset($o['visible_address']);

    $o['items_count'] = (int)$o['items_count'];
    // نقداً: السائق يحصّل grand_total من الزبون ويحتفظ بأجرته (delivery_fee)،
    // والباقي يبقى ديناً عليه حتى التسوية — نُظهر الرقمين صراحةً في التطبيق
    // كي لا يجتهد السائق في الحساب على باب الزبون.
    $o['cash_to_collect'] = $o['payment_method'] === 'cash' ? (int)$o['grand_total'] : 0;
    $o['courier_owes']    = $o['payment_method'] === 'cash'
        ? (int)$o['grand_total'] - (int)$o['delivery_fee']
        : 0;
}
unset($o);

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