flutter_service/lib/provider/CategoryProvider.dart

import 'package:flutter/cupertino.dart';
import 'package:flutter_service/model/CategoryResponse.dart';

class CategoryProvider with ChangeNotifier {
    List<CategoryResponse> _categories = [];

    void setCategories(List<CategoryResponse> value){
      _categories = value;
      notifyListeners();
    }

    List<CategoryResponse> getCategories(){
      return _categories;
    }

    void removeCategories(){

    }

    void appendCategories(){

    }
}