import 'package:dio/dio.dart';

import '../models/calendar_event.dart';
import 'api_client.dart';

class EventsApi {
  final Dio _dio;
  const EventsApi(this._dio);

  /// GET /api/events?from={iso}&to={iso}
  Future<List<CalendarEvent>> getEvents(DateTime from, DateTime to) async {
    try {
      final response = await _dio.get(
        '/api/events',
        queryParameters: {
          'from': from.toUtc().toIso8601String(),
          'to': to.toUtc().toIso8601String(),
        },
      );
      final list = response.data as List<dynamic>;
      return list
          .map((e) => CalendarEvent.fromJson(e as Map<String, dynamic>))
          .toList();
    } on DioException catch (e) {
      throw dioToApp(e);
    }
  }

  /// POST /api/events
  Future<CalendarEvent> createEvent(Map<String, dynamic> payload) async {
    try {
      final response = await _dio.post('/api/events', data: payload);
      return CalendarEvent.fromJson(response.data as Map<String, dynamic>);
    } on DioException catch (e) {
      throw dioToApp(e);
    }
  }

  /// PATCH /api/events/{id}
  Future<CalendarEvent> updateEvent(
      int id, Map<String, dynamic> fields) async {
    try {
      final response = await _dio.patch('/api/events/$id', data: fields);
      return CalendarEvent.fromJson(response.data as Map<String, dynamic>);
    } on DioException catch (e) {
      throw dioToApp(e);
    }
  }

  /// DELETE /api/events/{id}
  Future<void> deleteEvent(int id) async {
    try {
      await _dio.delete('/api/events/$id');
    } on DioException catch (e) {
      throw dioToApp(e);
    }
  }
}