93 lines
3.4 KiB
Dart
93 lines
3.4 KiB
Dart
// food_delivery_models.dart — نماذج بيانات وحدة التوصيل (جهة السائق)
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class FoodDeliveryTask {
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final int id;
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final String status; // courier_assigned | picked_up
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final int merchantId;
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final String merchantNameAr;
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final double? merchantLat;
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final double? merchantLng;
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final String? merchantAddress;
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final int deliveryFee;
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final String? deliveryAddress;
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final double deliveryLat;
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final double deliveryLng;
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final DateTime? createdAt;
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FoodDeliveryTask({
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required this.id,
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required this.status,
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required this.merchantId,
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required this.merchantNameAr,
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required this.deliveryFee,
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required this.deliveryLat,
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required this.deliveryLng,
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this.merchantLat,
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this.merchantLng,
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this.merchantAddress,
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this.deliveryAddress,
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this.createdAt,
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});
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factory FoodDeliveryTask.fromJson(Map<String, dynamic> j) => FoodDeliveryTask(
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id: int.tryParse(j['id'].toString()) ?? 0,
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status: j['status']?.toString() ?? '',
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merchantId: int.tryParse(j['merchant_id'].toString()) ?? 0,
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merchantNameAr: j['merchant_name_ar']?.toString() ?? '',
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merchantLat: double.tryParse(j['merchant_lat']?.toString() ?? ''),
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merchantLng: double.tryParse(j['merchant_lng']?.toString() ?? ''),
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merchantAddress: j['merchant_address']?.toString(),
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deliveryFee: int.tryParse(j['delivery_fee']?.toString() ?? '0') ?? 0,
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deliveryAddress: j['delivery_address']?.toString(),
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deliveryLat: double.tryParse(j['delivery_lat']?.toString() ?? '0') ?? 0,
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deliveryLng: double.tryParse(j['delivery_lng']?.toString() ?? '0') ?? 0,
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createdAt: DateTime.tryParse(j['created_at']?.toString() ?? ''),
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);
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}
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// عرض توصيل وارد — من polling على food/courier/pending_offers.php
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class FoodDeliveryOffer {
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final int orderId;
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final int merchantId;
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final String merchantNameAr;
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final double? merchantLat;
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final double? merchantLng;
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final int deliveryFee;
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final DateTime? offeredAt;
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FoodDeliveryOffer({
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required this.orderId,
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required this.merchantId,
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required this.merchantNameAr,
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required this.deliveryFee,
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this.merchantLat,
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this.merchantLng,
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this.offeredAt,
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});
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factory FoodDeliveryOffer.fromJson(Map<String, dynamic> j) => FoodDeliveryOffer(
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orderId: int.tryParse(j['order_id'].toString()) ?? 0,
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merchantId: int.tryParse(j['merchant_id'].toString()) ?? 0,
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merchantNameAr: j['merchant_name_ar']?.toString() ?? '',
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merchantLat: double.tryParse(j['merchant_lat']?.toString() ?? ''),
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merchantLng: double.tryParse(j['merchant_lng']?.toString() ?? ''),
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deliveryFee: int.tryParse(j['delivery_fee']?.toString() ?? '0') ?? 0,
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offeredAt: DateTime.tryParse(j['offered_at']?.toString() ?? ''),
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);
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// مهلة العرض 20 ثانية من الخادم (SET NX EX 20) — عدّاد تقريبي للعرض فقط،
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// الخادم هو الحكم الفعلي (رفض offer_respond إن انتهت المهلة فعلاً).
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int get secondsRemaining {
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if (offeredAt == null) return 20;
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final elapsed = DateTime.now().difference(offeredAt!).inSeconds;
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return (20 - elapsed).clamp(0, 20);
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}
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}
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const int foodCurrencyDivisor = 1000;
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String foodFormatPrice(int smallestUnit, {String currencySymbol = 'د.أ'}) {
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final decimal = smallestUnit / foodCurrencyDivisor;
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return '${decimal.toStringAsFixed(3)} $currencySymbol';
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}
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