library notification_repository;

import 'package:dio/dio.dart';
import 'package:injectable/injectable.dart';
import '../../../../core/network/api_client.dart';
import '../models/notification_model.dart';

/// Interface du repository des notifications
abstract class NotificationRepository {
  /// Notifications du membre connecté (GET /api/notifications/me)
  Future<List<NotificationModel>> getMesNotifications();
  Future<List<NotificationModel>> getMesNonLues();
  Future<List<NotificationModel>> getNotificationsByMembre(String membreId);
  Future<List<NotificationModel>> getNonLuesByMembre(String membreId);
  Future<NotificationModel?> getNotificationById(String id);
  Future<void> marquerCommeLue(String id);
}

/// Implémentation via /api/notifications
@LazySingleton(as: NotificationRepository)
class NotificationRepositoryImpl implements NotificationRepository {
  final ApiClient _apiClient;
  static const String _baseUrl = '/api/notifications';

  NotificationRepositoryImpl(this._apiClient);

  @override
  Future<List<NotificationModel>> getMesNotifications() async {
    try {
      final response = await _apiClient.get('$_baseUrl/me');
      if (response.statusCode == 200) {
        final data = response.data;
        final list = data is List ? data : (data['content'] as List? ?? []);
        return list.map((e) => NotificationModel.fromJson(e as Map<String, dynamic>)).toList();
      }
      return [];
    } on DioException catch (e) {
      if (e.type == DioExceptionType.cancel) rethrow;
      if (e.response?.statusCode == 404) return [];
      rethrow;
    }
  }

  @override
  Future<List<NotificationModel>> getMesNonLues() async {
    try {
      final response = await _apiClient.get('$_baseUrl/me/non-lues');
      if (response.statusCode == 200) {
        final data = response.data;
        final list = data is List ? data : (data['content'] as List? ?? []);
        return list.map((e) => NotificationModel.fromJson(e as Map<String, dynamic>)).toList();
      }
      return [];
    } on DioException catch (e) {
      if (e.type == DioExceptionType.cancel) rethrow;
      if (e.response?.statusCode == 404) return [];
      rethrow;
    }
  }

  @override
  Future<List<NotificationModel>> getNotificationsByMembre(String membreId) async {
    try {
      final response = await _apiClient.get('$_baseUrl/membre/$membreId');
      if (response.statusCode == 200) {
        final data = response.data;
        final list = data is List ? data : (data['content'] as List? ?? []);
        return list
            .map((e) => NotificationModel.fromJson(e as Map<String, dynamic>))
            .toList();
      }
      return [];
    } on DioException catch (e) {
      if (e.type == DioExceptionType.cancel) rethrow;
      if (e.response?.statusCode == 404) return [];
      rethrow;
    }
  }

  @override
  Future<List<NotificationModel>> getNonLuesByMembre(String membreId) async {
    try {
      final response = await _apiClient.get('$_baseUrl/membre/$membreId/non-lues');
      if (response.statusCode == 200) {
        final data = response.data;
        final list = data is List ? data : (data['content'] as List? ?? []);
        return list
            .map((e) => NotificationModel.fromJson(e as Map<String, dynamic>))
            .toList();
      }
      return [];
    } on DioException catch (e) {
      if (e.type == DioExceptionType.cancel) rethrow;
      if (e.response?.statusCode == 404) return [];
      rethrow;
    }
  }

  @override
  Future<NotificationModel?> getNotificationById(String id) async {
    try {
      final response = await _apiClient.get('$_baseUrl/$id');
      if (response.statusCode == 200) {
        return NotificationModel.fromJson(response.data as Map<String, dynamic>);
      }
      return null;
    } on DioException catch (e) {
      if (e.type == DioExceptionType.cancel) rethrow;
      if (e.response?.statusCode == 404) return null;
      rethrow;
    }
  }

  @override
  Future<void> marquerCommeLue(String id) async {
    await _apiClient.post('$_baseUrl/$id/marquer-lue');
  }
}
