public class MenuCustomAdapter  extends RecyclerView.Adapter<RecyclerView.ViewHolder>  {
//    private List<CategoryName> cat = new ArrayList<>();
//    private List<MenuTicket> categoryModel = new ArrayList <>();
//    private List<CategoryName> categoryNameList = new ArrayList <>();
    private List<MenuCustomAdapterModel> adapterModels = new ArrayList <>();

    private static final int LAYOUT_HEADER= 0;
    private static final int LAYOUT_CHILD= 1;

    MenuActivity activity;
    Dialog myDialog;
    TextView count;
    String ItemFoodId;
    String namesRestoration;
    long priceDialog;
    int sums;
    int pz;


    TextView namesDialog;
    MenuCustomAdapterModel namesDish;




    public MenuCustomAdapter(MenuActivity activity1, List<CategoryName> categoryNameList){
        for (CategoryName i : categoryNameList) {

            MenuCustomAdapterModel itemsAdaperModel = new MenuCustomAdapterModel();
            itemsAdaperModel.setCategoryName(i.getCategoryName());
            itemsAdaperModel.setIsHeader(true);

            adapterModels.add(itemsAdaperModel);

            for (Map.Entry<String,MenuTicket> f : i.getItems().entrySet()){


                MenuCustomAdapterModel itemsAdaperModelChild = new MenuCustomAdapterModel();
                itemsAdaperModelChild.setItems(f.getValue());
                itemsAdaperModelChild.setIsHeader(false);

                adapterModels.add(itemsAdaperModelChild);


            }
        }


        activity = activity1;
    }

    @Override
    public int getItemCount() {
        return adapterModels.size();
    }


     public int scrollToCategory(String name){
         Log.d("Which","name = " + name);
        int position = 0;

        for(int i = 0; i < adapterModels.size(); i++ ){

            MenuCustomAdapterModel element = adapterModels.get(i);

            if (element.isHeader == true){
                if(element.getCategoryName().equals(name)){
                    position = i;

                }
            }
        }
        return position;

    }


    @Override
    public int getItemViewType(int position)
    {


        if(adapterModels.get(position).getIsHeader() == true) {

            return LAYOUT_HEADER;

        }else

            return LAYOUT_CHILD;
    }



    @NonNull
    @Override
    public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        RecyclerView.ViewHolder holder;
        if(viewType==LAYOUT_HEADER){
            View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.list_header_category_menu, parent ,false);
            holder = new MyViewHolderHeader(view);
        }else {
            View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.list_menuitem, parent ,false);
            holder = new MyViewHolderChild(view);
        }


        return holder;
    }

    @Override
    public void onBindViewHolder(@NonNull RecyclerView.ViewHolder holder, final int position) {


        if(holder.getItemViewType() == LAYOUT_HEADER) {


            MyViewHolderHeader vaultItemHolder = (MyViewHolderHeader) holder;
            vaultItemHolder.categoryHeader.setText(adapterModels.get(position).getCategoryName());
        } else {

            MenuCustomAdapterModel menuPosition = adapterModels.get(position);

            final MyViewHolderChild vaultItemHolder = (MyViewHolderChild) holder;
            vaultItemHolder.textViewDishName.setText(adapterModels.get(position).getItems().getName());

            String simTwo = adapterModels.get(position).getItems().getDescription();

            vaultItemHolder.textViewGoodsDescription.setText(String.valueOf(simTwo));

            long sim = adapterModels.get(position).getItems().getCost();
            vaultItemHolder.textViewCost.setText(Long.toString(sim));

            Boolean rr = ProgamMenu.getProgamMenu().checkingThelist(adapterModels.get(position).getItems());

            if (rr == true) {
                vaultItemHolder.checkBoxItem.setBackgroundResource(R.color.my_color);
            }else{
                vaultItemHolder.checkBoxItem.setBackgroundResource(R.color.my_colorTwo);
            }

            FirebaseStorage storageTwo = FirebaseStorage.getInstance();

            StorageReference storageRefTwo = storageTwo.getReferenceFromUrl(menuPosition.getItems().getPicture());

            storageRefTwo.getDownloadUrl().addOnSuccessListener(new OnSuccessListener <Uri>() {
                @Override
                public void onSuccess(Uri uri) {

                    Picasso.get().load(uri).memoryPolicy(MemoryPolicy.NO_CACHE,MemoryPolicy.NO_STORE).into(vaultItemHolder.picture);
                }
            }).addOnFailureListener(new OnFailureListener() {
                @Override
                public void onFailure(@NonNull Exception exception) {
                    Toast toast = Toast.makeText(activity,
                            "Ошибка!", Toast.LENGTH_SHORT);
                    toast.show();
                }
            });

        }

    }