import 'package:aman_kassa_flutter/core/base/base_view_model.dart';
import 'package:aman_kassa_flutter/core/entity/Category.dart';
import 'package:aman_kassa_flutter/core/locator.dart';
import 'package:aman_kassa_flutter/core/models/Choice.dart';
import 'package:aman_kassa_flutter/core/models/user.dart';
import 'package:aman_kassa_flutter/core/route_names.dart';
import 'package:aman_kassa_flutter/core/services/DataService.dart';
import 'package:aman_kassa_flutter/core/services/authentication_service.dart';
import 'package:aman_kassa_flutter/core/services/dialog_service.dart';

import 'package:aman_kassa_flutter/core/services/navigator_service.dart';
import 'package:flutter/material.dart';

class HomeViewModel extends BaseViewModel {
  NavigatorService _navigationService;
  AuthenticationService _authenticationService;
  DataService _dataService;
  final DialogService _dialogService = locator<DialogService>();

  HomeViewModel({
    @required AuthenticationService authenticationService,
    @required NavigatorService navigationService,
    @required DataService dataService,
  })  : _authenticationService = authenticationService,
        _dataService = dataService,
        _navigationService = navigationService;

  User _currentUser;
  User get currentUser => _currentUser;

  int _tabIndex = 0;
  int get tabIndex => this._tabIndex;
  set tabIndex(int index) {
    this._tabIndex = index;
    notifyListeners();
  }

  void onSelected(Choice choice) async {
    log.i(choice.command);
    if(choice.command == 'exit') {
      bool result = await _authenticationService.logout(_currentUser.token);
      if (result) {
        _navigationService.replace(LoginViewRoute);
      }
    } else if (choice.command == 'update') {
      log.i(_authenticationService.currentUser.token);
      bool result = await _dataService.getDataFromServer(_authenticationService.currentUser.token);
      log.i(result);
    }
  }

  PageController get pageController => this._pageController;
  PageController _pageController;
  set pageController(PageController pageController) {
    this._pageController = pageController;
  }

  List<Object> _bottomSheetElements = [];
  List<Object> get bottomSheetElements => this._bottomSheetElements;
  int _parentId;
  void selectBottomElement(int parentId) async {
//    log.i('parentId=$parentId');
//    _parentId = parentId;
//    _bottomSheetElements.clear();
//     List<Category> categories = await _dataService.getCategoriesByParentId(parentId: parentId);
//     List<Category> goods = await _dataService.getGoodsByCategoryId(categoryId: parentId);
//     _bottomSheetElements.addAll(categories);
//     _bottomSheetElements.addAll(goods);
//     notifyListeners();
  }



 String _text;
  get text => this._text;
  set text(String text) => this._text = text;

  void initialize() {

    _currentUser = _authenticationService.currentUser;
  }

  @override
  void dispose() {
    super.dispose();
    _pageController.dispose();
  }
}