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

class PatientService {
  final ApiClient apiClient;

  PatientService({ApiClient? client}) : apiClient = client ?? ApiClient();

  Future<PatientModel> getPatientById(int id) async {
    try {
      final response = await apiClient.dio.get('/items/pacientes/$id');
      if (response.statusCode == 200 && response.data != null) {
        final data = response.data['data'] as Map<String, dynamic>;
        return PatientModel.fromJson(data);
      }
      throw Exception('No se encontró el paciente con ID $id');
    } on DioException catch (e) {
      final serverMessage = e.response?.data?['errors']?[0]?['message'] ?? e.message;
      throw Exception('Error al obtener datos del paciente: $serverMessage');
    } catch (e) {
      throw Exception('Error al obtener datos del paciente: $e');
    }
  }

  Future<PatientModel> createPatient(PatientModel model) async {
    try {
      final payload = model.toJson(includeId: false);
      final response = await apiClient.dio.post(
        '/items/pacientes',
        data: payload,
      );
      if ((response.statusCode == 200 || response.statusCode == 201) && response.data != null) {
        final data = response.data['data'] as Map<String, dynamic>;
        return PatientModel.fromJson(data);
      }
      throw Exception('Error en el servidor al registrar el paciente');
    } on DioException catch (e) {
      final serverMessage = e.response?.data?['errors']?[0]?['message'] ?? e.message;
      throw Exception('Error al registrar paciente: $serverMessage');
    } catch (e) {
      throw Exception('Error al registrar paciente: $e');
    }
  }

  Future<PatientModel> updatePatient(int id, Map<String, dynamic> updates) async {
    try {
      final response = await apiClient.dio.patch(
        '/items/pacientes/$id',
        data: updates,
      );
      if (response.statusCode == 200 && response.data != null) {
        final data = response.data['data'] as Map<String, dynamic>;
        return PatientModel.fromJson(data);
      }
      throw Exception('Error en el servidor al actualizar el paciente');
    } on DioException catch (e) {
      final serverMessage = e.response?.data?['errors']?[0]?['message'] ?? e.message;
      throw Exception('Error al actualizar paciente: $serverMessage');
    } catch (e) {
      throw Exception('Error al actualizar paciente: $e');
    }
  }
}