仿京东首页+商品详情页+购物车

其他 2018-08-16 18:11:14 阅读次数: 0

IHomeApi：

package com.example.yuekaomoni.mvp.view.iview;

import com.example.yuekaomoni.mvp.model.bean.Home;

import io.reactivex.Observable;
import retrofit2.http.GET;
import retrofit2.http.Url;

/**
 * Created by DELL on 2018/7/26.
 */

public interface IHomeApi {

    @GET()
    Observable<Home> home(@Url String url);

}

首页的Model —— HomeModel：

package com.example.yuekaomoni.mvp.model;

import com.example.yuekaomoni.mvp.model.bean.Home;
import com.example.yuekaomoni.mvp.view.iview.IHomeApi;
import com.example.yuekaomoni.utils.RetrofitManager;

import io.reactivex.Observable;

/**
 * Created by DELL on 2018/7/26.
 */

public class HomeModel {

    public Observable<Home> home(String url) {

        return RetrofitManager.getDefault().create(IHomeApi.class).home("https://www.zhaoapi.cn/home/getHome");

    }

}

 首页的Presenter —— HomePresenter：

package com.example.yuekaomoni.mvp.presenter;

import com.example.yuekaomoni.mvp.model.HomeModel;
import com.example.yuekaomoni.mvp.model.bean.Home;
import com.example.yuekaomoni.mvp.view.iview.IHomeView;

import io.reactivex.Observable;
import io.reactivex.Observer;
import io.reactivex.android.schedulers.AndroidSchedulers;
import io.reactivex.disposables.Disposable;
import io.reactivex.schedulers.Schedulers;

/**
 * Created by DELL on 2018/7/26.
 */

public class HomePresenter {

    private HomeModel homeModel;
    IHomeView mIHomeView;

    public HomePresenter(IHomeView iHomeView){

        mIHomeView = iHomeView;
        homeModel = new HomeModel();

    }

    public void home(){

        homeModel.home("https://www.zhaoapi.cn/home/getHome")
                .subscribeOn(Schedulers.io())
                .observeOn(AndroidSchedulers.mainThread())
                .subscribe(new Observer<Home>() {
                    @Override
                    public void onSubscribe(Disposable d) {

                    }

                    @Override
                    public void onNext(Home home) {
                        if(mIHomeView != null){

                            mIHomeView.onResponse(home);

                        }
                    }

                    @Override
                    public void onError(Throwable e) {
                        if(mIHomeView != null){

                            mIHomeView.onFailure(e.toString());

                        }
                    }

                    @Override
                    public void onComplete() {

                    }
                });

    }

}

 MainActivity：

package com.example.yuekaomoni.mvp.view.activity;

import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.GridLayoutManager;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.util.Log;
import android.view.View;
import android.widget.ImageView;
import android.widget.Toast;

import com.example.yuekaomoni.DetailActivity;
import com.example.yuekaomoni.R;
import com.example.yuekaomoni.adapter.FenleiAdapter;
import com.example.yuekaomoni.adapter.MiaoshaAdapter;
import com.example.yuekaomoni.adapter.TuijianAdapter;
import com.example.yuekaomoni.mvp.model.bean.Home;
import com.example.yuekaomoni.mvp.presenter.HomePresenter;
import com.example.yuekaomoni.mvp.view.iview.IHomeView;
import com.facebook.drawee.view.SimpleDraweeView;
import com.youth.banner.BannerConfig;
import com.youth.banner.loader.ImageLoader;
import com.youth.banner.loader.ImageLoaderInterface;

import java.util.ArrayList;
import java.util.List;

import butterknife.BindView;
import butterknife.ButterKnife;

public class MainActivity extends AppCompatActivity implements IHomeView {

    @BindView(R.id.banner)
    com.youth.banner.Banner banner;
    @BindView(R.id.fenlei_rv)
    RecyclerView fenleiRv;
    @BindView(R.id.miaosha_rv)
    RecyclerView miaoshaRv;
    @BindView(R.id.tuijian_rv)
    RecyclerView tuijianRv;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        ButterKnife.bind(this);

        HomePresenter homePresenter = new HomePresenter(this);
        homePresenter.home();

        //分类九宫格
        GridLayoutManager gridLayoutManager = new GridLayoutManager(MainActivity.this, 2);
        gridLayoutManager.setOrientation(LinearLayoutManager.HORIZONTAL);
        fenleiRv.setLayoutManager(gridLayoutManager);

        //京东秒杀
        miaoshaRv.setLayoutManager(new LinearLayoutManager(this, LinearLayoutManager.HORIZONTAL, false));

        //为你推荐
        GridLayoutManager gridLayoutManager1 = new GridLayoutManager(MainActivity.this, 2);
        gridLayoutManager1.setOrientation(LinearLayoutManager.VERTICAL);
        tuijianRv.setLayoutManager(gridLayoutManager1);

    }


    @Override
    public void onResponse(Home home) {

        Home.DataBean data = home.getData();

        //轮播图
        List<Home.DataBean.BannerBean> dataBanner = data.getBanner();

        List<String> list = new ArrayList<>();
        List<String> title_list = new ArrayList<>();
        for (int i = 0; i < dataBanner.size(); i++) {
            String icon = dataBanner.get(i).getIcon();
            String title = dataBanner.get(i).getTitle();
            list.add(icon);
            title_list.add(title);
        }
        banner.setBannerStyle(BannerConfig.CIRCLE_INDICATOR_TITLE_INSIDE);
        banner.setImageLoader(new GlideImageLoader());
        banner.setImages(list);
        banner.setBannerTitles(title_list);
        banner.start();

        //分类九宫格
        List<Home.DataBean.FenleiBean> fenlei = data.getFenlei();

        FenleiAdapter adapter = new FenleiAdapter(MainActivity.this, fenlei);
        fenleiRv.setAdapter(adapter);


        //秒杀
        Home.DataBean.MiaoshaBean miaosha = data.getMiaosha();
        List<Home.DataBean.MiaoshaBean.ListBean> list1 = miaosha.getList();

        MiaoshaAdapter adapter1 = new MiaoshaAdapter(MainActivity.this, list1);

        miaoshaRv.setAdapter(adapter1);


        //为你推荐
        Home.DataBean.TuijianBean tuijian = data.getTuijian();
        final List<Home.DataBean.TuijianBean.ListBeanX> list2 = tuijian.getList();

        TuijianAdapter adapter2 = new TuijianAdapter(MainActivity.this, list2);

        tuijianRv.setAdapter(adapter2);

        adapter2.setOnItemClickListener(new TuijianAdapter.OnItemClickListener() {
            @Override
            public void onItemClick(View view, int position) {
                //Toast.makeText(MainActivity.this, position+"", Toast.LENGTH_SHORT).show();
                Intent intent = new Intent(MainActivity.this, DetailActivity.class);
                intent.putExtra("pid", list2.get(position).getPid());
                startActivity(intent);
            }
        });

        //Log.e("TAG", "成功");

    }

    @Override
    public void onFailure(String error) {

        //Log.e("TAG", "失败");

    }

    private class GlideImageLoader extends ImageLoader {

        @Override
        public void displayImage(Context context, Object path, ImageView imageView) {

            Uri uri = Uri.parse((String) path);

            imageView.setImageURI(uri);

        }

        @Override
        public ImageView createImageView(Context context) {

            SimpleDraweeView simpleDraweeView = new SimpleDraweeView(context);

            return simpleDraweeView;

        }
    }
}

IProductDetailApi：

package com.example.yuekaomoni.mvp.view.iview;

import com.example.yuekaomoni.mvp.model.bean.ProductDetail;

import io.reactivex.Observable;
import retrofit2.http.GET;
import retrofit2.http.Query;
import retrofit2.http.Url;

/**
 * Created by DELL on 2018/7/27.
 */

public interface IProductDetailApi {

    @GET()
    Observable<ProductDetail> detail(@Url String url, @Query("pid") int pid);

}

商品详情页的Model —— ProductDetailModel ：

package com.example.yuekaomoni.mvp.model;

import com.example.yuekaomoni.mvp.model.bean.ProductDetail;
import com.example.yuekaomoni.mvp.view.iview.IProductDetailApi;
import com.example.yuekaomoni.utils.RetrofitManager;

import io.reactivex.Observable;

/**
 * Created by DELL on 2018/7/27.
 */

public class ProductDetailModel {

    public Observable<ProductDetail> detail(String url, int pid) {

        return RetrofitManager.getDefault().create(IProductDetailApi.class).detail("https://www.zhaoapi.cn/product/getProductDetail", pid);

    }

}

商品详情页的Presenter —— ProductDetailPresenter ：

package com.example.yuekaomoni.mvp.presenter;

import com.example.yuekaomoni.mvp.model.ProductDetailModel;
import com.example.yuekaomoni.mvp.model.bean.ProductDetail;
import com.example.yuekaomoni.mvp.view.iview.IProductDetailView;

import io.reactivex.Observable;
import io.reactivex.Observer;
import io.reactivex.android.schedulers.AndroidSchedulers;
import io.reactivex.disposables.Disposable;
import io.reactivex.schedulers.Schedulers;

/**
 * Created by DELL on 2018/7/27.
 */

public class ProductDetailPresenter {

    private ProductDetailModel productDetailModel;
    IProductDetailView mIProductDetailView;

    public ProductDetailPresenter(IProductDetailView iProductDetailView) {

        mIProductDetailView = iProductDetailView;
        productDetailModel = new ProductDetailModel();

    }

    public void detail(int pid) {

        productDetailModel.detail("https://www.zhaoapi.cn/product/getProductDetail", pid)
                .subscribeOn(Schedulers.io())
                .observeOn(AndroidSchedulers.mainThread())
                .subscribe(new Observer<ProductDetail>() {
                    @Override
                    public void onSubscribe(Disposable d) {

                    }

                    @Override
                    public void onNext(ProductDetail productDetail) {
                        if (mIProductDetailView != null) {

                            mIProductDetailView.onResponse(productDetail);

                        }
                    }

                    @Override
                    public void onError(Throwable e) {
                        if (mIProductDetailView != null) {

                            mIProductDetailView.onFailure(e.toString());

                        }
                    }

                    @Override
                    public void onComplete() {

                    }
                });
    }

}

 展示商品详情的Activity —— DetailActivity：

package com.example.yuekaomoni;

import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.util.Log;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;

import com.example.yuekaomoni.mvp.model.bean.AddCart;
import com.example.yuekaomoni.mvp.model.bean.ProductDetail;
import com.example.yuekaomoni.mvp.presenter.AddCartPresenter;
import com.example.yuekaomoni.mvp.presenter.ProductDetailPresenter;
import com.example.yuekaomoni.mvp.view.activity.CartsActivity;
import com.example.yuekaomoni.mvp.view.iview.IAddCartView;
import com.example.yuekaomoni.mvp.view.iview.IProductDetailView;
import com.facebook.drawee.view.SimpleDraweeView;
import com.youth.banner.Banner;
import com.youth.banner.BannerConfig;
import com.youth.banner.loader.ImageLoader;

import java.util.ArrayList;
import java.util.List;

import butterknife.BindView;
import butterknife.ButterKnife;
import butterknife.OnClick;

public class DetailActivity extends AppCompatActivity implements IProductDetailView, IAddCartView {

    @BindView(R.id.banner)
    Banner banner;
    @BindView(R.id.tv_title)
    TextView tvTitle;
    @BindView(R.id.tv_subhead)
    TextView tvSubhead;
    @BindView(R.id.tv_price)
    TextView tvPrice;
    @BindView(R.id.tv_add)
    TextView tvAdd;
    private ProductDetailPresenter productDetailPresenter;
    private AddCartPresenter addCartPresenter;
    private int pid;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_detail);
        ButterKnife.bind(this);

        productDetailPresenter = new ProductDetailPresenter(this);
        addCartPresenter = new AddCartPresenter(this);

        Intent intent = getIntent();
        pid = intent.getIntExtra("pid", -1);
        if (pid != -1) {

            productDetailPresenter.detail(pid);

        }

    }

    @Override
    public void onResponse(ProductDetail productDetail) {

        //Log.e("TAG", "成功");

        ProductDetail.DataBean data = productDetail.getData();

        tvTitle.setText(data.getTitle());
        tvSubhead.setText(data.getSubhead());
        tvPrice.setText("￥" + data.getPrice() + "");

        String images = data.getImages();
        String[] strings = images.split("\\|");

        List<String> list = new ArrayList<>();
        for (int i = 0; i < strings.length; i++) {
            list.add(strings[i]);
        }

        banner.setBannerStyle(BannerConfig.CIRCLE_INDICATOR);
        banner.setImageLoader(new GlideImageLoader());
        banner.setImages(list);
        banner.start();

    }

    @Override
    public void onResponse(AddCart addCart) {
        Log.e("TAG","成功");
        Toast.makeText(DetailActivity.this, addCart.getMsg() + "", Toast.LENGTH_SHORT).show();
    }

    @Override
    public void onFailure(String error) {

        Log.e("TAG", "失败"+error.toString());

    }

    @OnClick(R.id.tv_add)
    public void onViewClicked() {

        addCartPresenter.addCart("71", pid);

        Intent intent = new Intent(DetailActivity.this, CartsActivity.class);
        intent.putExtra("pid",pid);
        startActivity(intent);

    }

    private class GlideImageLoader extends ImageLoader {

        @Override
        public void displayImage(Context context, Object path, ImageView imageView) {

            Uri uri = Uri.parse((String) path);

            imageView.setImageURI(uri);

        }

        @Override
        public ImageView createImageView(Context context) {

            SimpleDraweeView simpleDraweeView = new SimpleDraweeView(context);

            return simpleDraweeView;

        }
    }
}

IAddCartApi：

package com.example.yuekaomoni.mvp.view.iview;

import com.example.yuekaomoni.mvp.model.bean.AddCart;

import io.reactivex.Observable;
import retrofit2.http.GET;
import retrofit2.http.Query;
import retrofit2.http.Url;

/**
 * Created by DELL on 2018/7/27.
 */

public interface IAddCartApi {

    @GET()
    Observable<AddCart> addCart(@Url String url, @Query("uid") String uid, @Query("pid") int pid);

}

加入购物车的Model —— AddCartModel：

package com.example.yuekaomoni.mvp.model;

import com.example.yuekaomoni.mvp.model.bean.AddCart;
import com.example.yuekaomoni.mvp.view.iview.IAddCartApi;
import com.example.yuekaomoni.utils.RetrofitManager;

import io.reactivex.Observable;

/**
 * Created by DELL on 2018/7/27.
 */

public class AddCartModel {

    public Observable<AddCart> addCart(String url, String uid, int pid) {

        return RetrofitManager.getDefault().create(IAddCartApi.class).addCart("http://www.zhaoapi.cn/product/addCart", uid, pid);

    }

}

 加入购物车的Presenter —— AddCartPresenter：

package com.example.yuekaomoni.mvp.presenter;

import android.util.Log;

import com.example.yuekaomoni.mvp.model.AddCartModel;
import com.example.yuekaomoni.mvp.model.bean.AddCart;
import com.example.yuekaomoni.mvp.view.iview.IAddCartView;

import io.reactivex.Observable;
import io.reactivex.Observer;
import io.reactivex.android.schedulers.AndroidSchedulers;
import io.reactivex.disposables.Disposable;
import io.reactivex.functions.Predicate;
import io.reactivex.schedulers.Schedulers;

/**
 * Created by DELL on 2018/7/27.
 */

public class AddCartPresenter {

    private AddCartModel addCartModel;
    IAddCartView mIAddCartView;

    public AddCartPresenter(IAddCartView iAddCartView) {

        mIAddCartView = iAddCartView;
        addCartModel = new AddCartModel();

    }

    public void addCart(String uid, int pid) {

        addCartModel.addCart("http://www.zhaoapi.cn/product/addCart", uid, pid)
                .subscribeOn(Schedulers.io())
                .observeOn(AndroidSchedulers.mainThread())
                .subscribe(new Observer<AddCart>() {
                    @Override
                    public void onSubscribe(Disposable d) {
                    }
                    @Override
                    public void onNext(AddCart addCart) {
                            mIAddCartView.onResponse(addCart);
                    }

                    @Override
                    public void onError(Throwable e) {
                            mIAddCartView.onFailure(e.toString());
                    }

                    @Override
                    public void onComplete() {

                    }
                });
    }

}

IGetCartsApi：

package com.example.yuekaomoni.mvp.view.iview;

import com.example.yuekaomoni.mvp.model.bean.Carts;

import io.reactivex.Observable;
import retrofit2.http.GET;
import retrofit2.http.Query;
import retrofit2.http.Url;

/**
 * Created by DELL on 2018/7/28.
 */

public interface IGetCartsApi {

    @GET()
    Observable<Carts> getCarts(@Url String url, @Query("uid") String uid);

}

购物车的Model —— GetCartsModel：

package com.example.yuekaomoni.mvp.model;

import com.example.yuekaomoni.mvp.model.bean.Carts;
import com.example.yuekaomoni.mvp.view.iview.IGetCartsApi;
import com.example.yuekaomoni.utils.RetrofitManager;

import io.reactivex.Observable;

/**
 * Created by DELL on 2018/7/28.
 */

public class GetCartsModel {

    public Observable<Carts> getCarts(String url, String uid) {

        return RetrofitManager.getDefault().create(IGetCartsApi.class).getCarts(url, uid);

    }

}

购物车的Presenter —— GetCartsPresenter：

package com.example.yuekaomoni.mvp.presenter;

import com.example.yuekaomoni.mvp.model.GetCartsModel;
import com.example.yuekaomoni.mvp.model.bean.Carts;
import com.example.yuekaomoni.mvp.view.iview.IGetCartsView;

import io.reactivex.Observable;
import io.reactivex.Observer;
import io.reactivex.android.schedulers.AndroidSchedulers;
import io.reactivex.disposables.Disposable;
import io.reactivex.schedulers.Schedulers;

/**
 * Created by DELL on 2018/7/28.
 */

public class GetCartsPresenter {

    private GetCartsModel getCartsModel;
    IGetCartsView mIGetCartsView;

    public GetCartsPresenter(IGetCartsView iGetCartsView) {

        mIGetCartsView = iGetCartsView;
        getCartsModel = new GetCartsModel();

    }

    public void getCarts(String uid) {

        getCartsModel.getCarts("http://www.zhaoapi.cn/product/getCarts", uid)
                .subscribeOn(Schedulers.io())
                .observeOn(AndroidSchedulers.mainThread())
                .subscribe(new Observer<Carts>() {
                    @Override
                    public void onSubscribe(Disposable d) {

                    }

                    @Override
                    public void onNext(Carts carts) {
                        mIGetCartsView.onCartsResponse(carts);
                    }

                    @Override
                    public void onError(Throwable e) {
                        mIGetCartsView.onCartsFailure(e.toString());
                    }

                    @Override
                    public void onComplete() {

                    }
                });
    }

}

购物车的适配器：

package com.example.yuekaomoni.adapter;

import android.content.Context;
import android.net.Uri;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseExpandableListAdapter;
import android.widget.CheckBox;
import android.widget.TextView;

import com.example.yuekaomoni.MyAddSubView;
import com.example.yuekaomoni.R;
import com.example.yuekaomoni.mvp.model.bean.Carts;
import com.facebook.drawee.view.SimpleDraweeView;

import java.util.List;

import butterknife.BindView;
import butterknife.ButterKnife;

/**
 * Created by DELL on 2018/7/28.
 */

public class MAdapter extends BaseExpandableListAdapter {

    private Context context;
    private List<Carts.DataBean> list;

    public MAdapter(Context context, List<Carts.DataBean> list) {
        this.context = context;
        this.list = list;
    }

    @Override
    public int getGroupCount() {
        return list == null ? 0 : list.size();
    }

    @Override
    public int getChildrenCount(int i) {
        return list.get(i).getList() == null ? 0 : list.get(i).getList().size();
    }

    @Override
    public Object getGroup(int i) {
        return null;
    }

    @Override
    public Object getChild(int i, int i1) {
        return null;
    }

    @Override
    public long getGroupId(int i) {
        return 0;
    }

    @Override
    public long getChildId(int i, int i1) {
        return 0;
    }

    @Override
    public boolean hasStableIds() {
        return false;
    }

    @Override
    public View getGroupView(final int i, boolean b, View view, ViewGroup viewGroup) {
        ParentViewHolder parentHolder = null;
        if (view == null) {

            view = View.inflate(context, R.layout.cart_parent_item_layout, null);

            parentHolder = new ParentViewHolder(view);

            view.setTag(parentHolder);

        } else {

            parentHolder = (ParentViewHolder) view.getTag();

        }

        parentHolder.sellerNameTv.setText(list.get(i).getSellerName());

        boolean currentSellerAllProductSelected = isCurrentSellerAllProductSelected(i);
        parentHolder.sellerCk.setChecked(currentSellerAllProductSelected);
        parentHolder.sellerCk.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                if (mOnCartListChangeListener != null) {

                    mOnCartListChangeListener.onSellerCheckedChange(i);

                }
            }
        });

        return view;
    }

    //判断当前商家下所有商品是否被选中
    public boolean isCurrentSellerAllProductSelected(int i) {

        List<Carts.DataBean.ListBean> list = this.list.get(i).getList();

        for (Carts.DataBean.ListBean listBean : list) {

            if (listBean.getSelected() == 0) {

                return false;

            }

        }

        return true;

    }

    @Override
    public View getChildView(final int i, final int i1, boolean b, View view, ViewGroup viewGroup) {

        List<Carts.DataBean.ListBean> list = this.list.get(i).getList();
        Carts.DataBean.ListBean listBean = list.get(i1);

        ChildViewHolder childHolder = null;
        if (view == null) {

            view = View.inflate(context, R.layout.cart_child_item_layout, null);

            childHolder = new ChildViewHolder(view);

            view.setTag(childHolder);

        } else {

            childHolder = (ChildViewHolder) view.getTag();

        }

        childHolder.tvProductTitleName.setText(listBean.getTitle());

        childHolder.tvProductPrice.setText("￥" + listBean.getPrice() + "");

        String images = listBean.getImages();
        String[] strings = images.split("\\|");
        Uri uri = Uri.parse(strings[0]);
        childHolder.sdvProductIcon.setImageURI(uri);

        childHolder.childCk.setChecked(listBean.getSelected() == 1);
        childHolder.childCk.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                if (mOnCartListChangeListener != null) {

                    mOnCartListChangeListener.onProductCheckedChange(i, i1);

                }
            }
        });

        childHolder.addSubView.setNum(listBean.getNum());
        childHolder.addSubView.setOnNumChangeListener(new MyAddSubView.OnNumChangeListener() {
            @Override
            public void onNumChange(int number) {
                mOnCartListChangeListener.onProductNumberChange(i, i1, number);
            }
        });

        return view;
    }

    @Override
    public boolean isChildSelectable(int i, int i1) {
        return false;
    }


    //判断所有商品是否被选中
    public boolean isAllProductSelected() {

        for (int i = 0; i < list.size(); i++) {
            List<Carts.DataBean.ListBean> list = this.list.get(i).getList();

            for (int j = 0; j < list.size(); j++) {

                if (list.get(j).getSelected() == 0) {

                    return false;

                }

            }

        }

        return true;

    }

    //计算总价
    public double calculateTotalPrice() {

        double totalPrice = 0;

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

            List<Carts.DataBean.ListBean> list = this.list.get(i).getList();

            for (int j = 0; j < list.size(); j++) {

                if (list.get(j).getSelected() == 1) {

                    double price = list.get(j).getPrice();

                    int num = list.get(j).getNum();

                    totalPrice += num * price;

                }

            }

        }

        return totalPrice;

    }


    //计算总量
    public int calculateTotalNumber() {

        int totalNumber = 0;

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

            List<Carts.DataBean.ListBean> list = this.list.get(i).getList();

            for (int j = 0; j < list.size(); j++) {

                if (list.get(j).getSelected() == 1) {

                    int num = list.get(j).getNum();

                    totalNumber += num;

                }

            }

        }

        return totalNumber;

    }


    //当商家前的CheckBox被点击的时候设置当前商家下的所有商品的状态
    public void changeCurrentSellerAllProductsStatus(int i, boolean isSelected) {

        List<Carts.DataBean.ListBean> list = this.list.get(i).getList();

        for (int j = 0; j < list.size(); j++) {

            Carts.DataBean.ListBean listBean = list.get(j);

            listBean.setSelected(isSelected ? 1 : 0);

        }

    }

    //当商品前的CheckBox被点击的时候改变商品的状态
    public void changeCurrentProductStatus(int i, int i1) {

        Carts.DataBean dataBean = list.get(i);
        List<Carts.DataBean.ListBean> list = dataBean.getList();
        Carts.DataBean.ListBean listBean = list.get(i1);

        listBean.setSelected(listBean.getSelected() == 0 ? 1 : 0);

    }


    //当点击加减按钮时改变商品的数量
    public void changeCurrentProductNumber(int i, int i1, int number) {

        Carts.DataBean dataBean = list.get(i);
        List<Carts.DataBean.ListBean> list = dataBean.getList();
        Carts.DataBean.ListBean listBean = list.get(i1);

        listBean.setNum(number);

    }


    //设置所有商品的状态
    public void changeAllProductsStatus(boolean selected) {

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

            List<Carts.DataBean.ListBean> list = this.list.get(i).getList();

            for (int j = 0; j < list.size(); j++) {

                list.get(j).setSelected(selected ? 1 : 0);

            }

        }

    }

    static class ParentViewHolder {
        @BindView(R.id.seller_ck)
        CheckBox sellerCk;
        @BindView(R.id.seller_name_tv)
        TextView sellerNameTv;

        ParentViewHolder(View view) {
            ButterKnife.bind(this, view);
        }
    }

    static class ChildViewHolder {
        @BindView(R.id.child_ck)
        CheckBox childCk;
        @BindView(R.id.sdv_product_icon)
        SimpleDraweeView sdvProductIcon;
        @BindView(R.id.tv_product_title_name)
        TextView tvProductTitleName;
        @BindView(R.id.tv_product_price)
        TextView tvProductPrice;
        @BindView(R.id.add_sub_view)
        MyAddSubView addSubView;

        ChildViewHolder(View view) {
            ButterKnife.bind(this, view);
        }
    }

    private OnCartListChangeListener mOnCartListChangeListener;

    public void setOnCartListChangeListener(OnCartListChangeListener mOnCartListChangeListener) {
        this.mOnCartListChangeListener = mOnCartListChangeListener;
    }

    public interface OnCartListChangeListener {

        void onSellerCheckedChange(int i);

        void onProductCheckedChange(int i, int i1);

        void onProductNumberChange(int i, int i1, int number);

    }

}

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