import 'package:dio/dio.dart';
import 'package:flutter/material.dart';
import 'package:logger/logger.dart';
import 'package:freezed_annotation/freezed_annotation.dart';
import 'package:qpay/http/http.dart';

part 'home_controller.freezed.dart';
part 'home_controller.g.dart';

class HomeScreenModel {
  List<dynamic> transactions = [];
  List<Category> categories = [];
  dynamic account = {};
  dynamic profile = {};
  bool isLoading = false;
  bool isLoggedIn = false;
  String? errorMessage;
}

@freezed
abstract class Category with _$Category {
  const factory Category({
    required String name,
    required String description,
    required String? image,
    required String label,
  }) = _Category;

  factory Category.fromJson(Map<String, dynamic> json) =>
      _$CategoryFromJson(json);
}

var logger = Logger(printer: PrettyPrinter());

class HomeController extends ChangeNotifier {
  
  final HomeScreenModel model = HomeScreenModel();
  final Http http = Http();

  Future<void> getCategories() async {
    // activate skeletonizer
    model.categories = getFakeCategoryData();
    // Simulate fetching categories
    try {
      model.isLoading = true;
      List<dynamic> response = await http.get('/categories');
      model.categories = response.map((e) => Category.fromJson(e)).toList();
    } on DioException catch (e) {
      logger.e(e);
      model.errorMessage = e.type.name;
      model.categories = [];
    }

    model.isLoading = false;
    notifyListeners();
  }

  // required by skeletonizer
  List<Category> getFakeCategoryData() {
    return [
      Category(
        name: 'Electricity',
        description: 'Pay your electricity bills easily',
        image: 'assets/images/electricity.png',
        label: 'Electricity',
      ),
      Category(
        name: 'Internet',
        description: 'Pay your internet bills easily',
        image: 'assets/images/internet.png',
        label: 'Internet',
      ),
    ];
  }
}