ShoppingCartItemViewHolder.java

/*
 * Copyright 2017 Hannes Dorfmann.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */

package com.hannesdorfmann.mosby3.sample.mvi.view.ui.viewholder;

import android.graphics.drawable.ColorDrawable;
import android.graphics.drawable.Drawable;
import android.os.Build;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.ImageView;
import android.widget.TextView;
import butterknife.BindView;
import butterknife.ButterKnife;
import com.bumptech.glide.Glide;
import com.hannesdorfmann.mosby3.sample.mvi.R;
import com.hannesdorfmann.mosby3.sample.mvi.businesslogic.http.ProductBackendApi;
import com.hannesdorfmann.mosby3.sample.mvi.businesslogic.model.Product;
import com.hannesdorfmann.mosby3.sample.mvi.dependencyinjection.DependencyInjection;
import com.hannesdorfmann.mosby3.sample.mvi.view.shoppingcartoverview.ShoppingCartOverviewItem;
import java.util.Locale;

/**
 * @author Hannes Dorfmann
 */

public class ShoppingCartItemViewHolder extends RecyclerView.ViewHolder {

  public interface ItemSelectedListener {
    public void onItemClicked(ShoppingCartOverviewItem product);

    public boolean onItemLongPressed(ShoppingCartOverviewItem product);
  }

  public static ShoppingCartItemViewHolder create(LayoutInflater inflater,
      ItemSelectedListener selectedListener) {
    return new ShoppingCartItemViewHolder(
        inflater.inflate(R.layout.item_shopping_cart, null, false), selectedListener);
  }

  private final ItemSelectedListener selectedListener;
  private ShoppingCartOverviewItem item;
  private final Drawable selectedDrawable;
  @BindView(R.id.image) ImageView image;
  @BindView(R.id.name) TextView name;
  @BindView(R.id.price) TextView price;

  private ShoppingCartItemViewHolder(View itemView, ItemSelectedListener itemSelectedListener) {
    super(itemView);
    this.selectedListener = itemSelectedListener;
    itemView.setOnClickListener(v -> selectedListener.onItemClicked(item));
    itemView.setOnLongClickListener(v -> selectedListener.onItemLongPressed(item));
    selectedDrawable = new ColorDrawable(
        itemView.getContext().getResources().getColor(R.color.selected_shopping_cart_item));

    ButterKnife.bind(this, itemView);
  }

  public void bind(ShoppingCartOverviewItem item) {
    this.item = item;
    Product product = item.getProduct();

    Glide.with(itemView.getContext())
        .load(DependencyInjection.BASE_IMAGE_URL + product.getImage())
        .centerCrop()
        .into(image);

    name.setText(product.getName());
    price.setText(String.format(Locale.US, "$ %.2f", product.getPrice()));

    if (item.isSelected()) {
      if (Build.VERSION.SDK_INT >= 23) {
        itemView.setForeground(selectedDrawable);
      } else {
        itemView.setBackground(selectedDrawable);
      }
    } else {
      if (Build.VERSION.SDK_INT >= 23) {
        itemView.setForeground(null);
      } else {
        itemView.setBackground(null);
      }
    }
  }
}