categoty_controller.dart

import 'dart:convert'; // Para convertir datos a JSON
import 'package:connectivity_plus/connectivity_plus.dart';
import 'package:primer_practica/src/http_api/category_service.dart';
import 'package:primer_practica/src/models/categoryModel.dart';

class CategoryController {
  final Connectivity _connectivity = Connectivity();

  // Método para obtener las categorías
  Future<Map<String, dynamic>> getCategories() async {
    Map<String, dynamic> mapResp = {
      'ok': false,
      'message': 'No hay categorias',
      'data': null
    };

    ConnectivityResult connectivityResult = (await _connectivity.checkConnectivity());

    if (connectivityResult != ConnectivityResult.none) {
      if (connectivityResult == ConnectivityResult.wifi || connectivityResult == ConnectivityResult.mobile) {
        CategoryService categoryApi = CategoryService();
        Map<String, dynamic> respGet = await categoryApi.getCategories();

        if (respGet['statusCode'] == 200) {
          try {
            var decodeResp = json.decode(respGet['body']);
            List<CategoryModel> listCategories = CategoryModel.fromJsonArray(decodeResp['data']);
            mapResp['ok'] = true;
            mapResp['message'] = "${listCategories.length} categorías encontradas";
            mapResp['data'] = listCategories;
          } catch (e) {
            mapResp['message'] = "Error en decodificación: $e";
          }
        } else {
          mapResp['message'] = "${respGet['body']}";
        }
      }
    }

    return mapResp;
  }

  // Método para agregar una categoría
  Future<Map<String, dynamic>> addCategory(CategoryModel category) async {
    Map<String, dynamic> mapResp = {
      'ok': false,
      'message': 'No se pudo agregar la categoría'
    };

    ConnectivityResult connectivityResult = (await _connectivity.checkConnectivity());

    if (connectivityResult != ConnectivityResult.none) {
      if (connectivityResult == ConnectivityResult.wifi || connectivityResult == ConnectivityResult.mobile) {
        CategoryService categoryApi = CategoryService();
        Map<String, dynamic> respPost = await categoryApi.postCategory(category);

        if (respPost['statusCode'] == 201) {
          mapResp['ok'] = true;
          mapResp['message'] = 'Categoría agregada exitosamente';
        } else {
          mapResp['message'] = "${respPost['body']}";
        }
      }
    }

    return mapResp;
  }
}