import 'package:diplomaticquarterapp/core/model/pharmacies/PharmacyProduct.dart'; import 'package:diplomaticquarterapp/uitl/app_toast.dart'; import 'package:diplomaticquarterapp/uitl/translations_delegate_base.dart'; import 'package:flutter/material.dart'; class CompareList with ChangeNotifier { List _product = []; List get productListItems => _product; void addItem(data, context) { if (_product.length == 0) { _product.add(data); AppToast.showSuccessToast(message:TranslationBase.of(context).addToCompareMsg // 'You have added a product to the Compare list' ); } else { for (int i = 0; i < _product.length; i++) { if (_product.length < 3 && _product[i].id != data.id) { _product.add(data); AppToast.showSuccessToast(message:TranslationBase.of(context).addToCompareMsg // 'You have added a product to the Compare list' ); break; } else if(_product[i].id == data.id){ AppToast.showErrorToast(message:TranslationBase.of(context).itInListMsg // 'the item is already in the list' ); } else if(_product.length == 3){ AppToast.showErrorToast(message: TranslationBase.of(context).compareListFull // 'your compare list is full' ); } } } notifyListeners(); } void deleteItem(data) { for (int i = 0; i < _product.length; i++) { if (_product[i].id == data) _product.remove(_product[i]); } notifyListeners(); } }