购物车

最新推荐文章于 2025-05-27 22:02:50 发布

原创最新推荐文章于 2025-05-27 22:02:50 发布 · 162 阅读

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 //主xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context=".MainActivity">

    <LinearLayout
        android:layout_marginTop="@dimen/dp_20"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal"
        >
        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="《"
            android:id="@+id/fanhui"
            />
        <TextView
            android:layout_weight="1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="购物车"
            />
          <TextView
              android:id="@+id/bianji"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:text="编辑"
              android:layout_marginRight="@dimen/dp_10"

              />
    </LinearLayout>

    <ExpandableListView
        android:id="@+id/expandableListView"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:groupIndicator="@null"
        android:layout_weight="1"
        ></ExpandableListView>
     <LinearLayout
         android:id="@+id/quzhifu_view"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:orientation="horizontal"
         >
         <CheckBox
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:id="@+id/bianji_chx"
             />
         <TextView
             android:gravity="center"
             android:layout_weight="1"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:id="@+id/zonjia_qian"
             android:text=" 0￥"
             />
         <TextView
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:text="去支付"
             android:id="@+id/quzhifu"
             />
     </LinearLayout>
    <LinearLayout
        android:visibility="gone"
        android:id="@+id/delete_view"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal"
        >
        <CheckBox
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:id="@+id/delete_chx"
            />
        <TextView
            android:gravity="center"
            android:layout_weight="1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:id="@+id/delete_quxiqao"
            android:text=" 取消"
            />
        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="删除"
            android:id="@+id/delete"
            />
    </LinearLayout>
</LinearLayout>

//加减

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:orientation="horizontal"
    android:layout_height="match_parent">
  <Button
      android:id="@+id/jia"
      android:layout_width="@dimen/dp_30"
      android:layout_height="wrap_content"
      android:text="+"
      />
    <TextView
        android:id="@+id/jia_jian_shu"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="1"
        />
    <Button
        android:id="@+id/jian"
        android:layout_width="@dimen/dp_30"
        android:layout_height="wrap_content"
        android:text="-"
        />
</LinearLayout>

/**
     加减
 * author:Created by WangZhiQiang on 2018/5/3.
 */
public class JIaJian extends LinearLayout {

    private View inflate;
    private Button jia;
    private TextView jia_jian_shu;
    private Button jian;
    int i1;
    private OnJiaJIan onJiaJIan;

    public JIaJian(Context context) {
        this(context,null);
    }

    public JIaJian(Context context, @Nullable AttributeSet attrs) {
        this(context, attrs,0);
    }

    public JIaJian(Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
        super(context, attrs, defStyleAttr);
        inflate = LayoutInflater.from(context).inflate(R.layout.jia_jian, this, true);
        jia = inflate.findViewById(R.id.jia);
        jian = inflate.findViewById(R.id.jian);
        jia_jian_shu = inflate.findViewById(R.id.jia_jian_shu);


        inti();
    }

    public  void shuZi(int ii){
        this.i1=ii;

    }
    private void inti(){
        jia.setOnClickListener(new OnClickListener() {
                @Override
                public void onClick(View v) {

                    i1++;
                    Log.d("@#!3",i1+"");
                    jia_jian_shu.setText(i1+"");
                    onJiaJIan.jia(i1);

                }
        });
        jian.setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View v) {
                i1--;
                if(i1<=0){
                    i1=1;
                }
                Log.d("@#!2",i1+"");
                jia_jian_shu.setText(i1+"");
                onJiaJIan.jian(i1);

            }
        });

    }

  public   interface OnJiaJIan{
       void   jia(Integer jia);
       void   jian(Integer jia);
    }
    public void onJiaJIan(OnJiaJIan onJiaJIan){
        this .onJiaJIan=onJiaJIan;
    }
}

/**
 * MainActivity
 */
public class MainActivity extends AppCompatActivity implements IView<CartsBean>, IUpview , IDeleview {

    @BindView(R.id.fanhui)
    TextView fanhui;
    @BindView(R.id.bianji_chx)
    CheckBox bianjiChx;
    @BindView(R.id.zonjia_qian)
    TextView zonjiaQian;
    @BindView(R.id.quzhifu_view)
    LinearLayout quzhifuView;
    @BindView(R.id.delete_chx)
    CheckBox deleteChx;
    @BindView(R.id.delete_quxiqao)
    TextView deleteQuxiqao;
    @BindView(R.id.delete)
    TextView delete;
    @BindView(R.id.expandableListView)
    ExpandableListView expandableListView;
    @BindView(R.id.delete_view)
    LinearLayout deleteView;
    @BindView(R.id.bianji)
    TextView bianji;
    private CartsPresenter cartsPresenter;
    List<CartsBean.DataBean> list = new ArrayList<>();
    private MyAdapter myAdapter;
    private UpCartsPresenter upCartsPresenter;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        ButterKnife.bind(this);
        EventBus.getDefault().register(this);
        qingQuiShuJu();
        pp();
    }

    /**
     * 编辑
     */
    public void pp(){
        bianji.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                String s = bianji.getText().toString();
                if (s.equals("编辑")){
                    bianji.setText("完成");
                    quzhifuView.setVisibility(View.GONE);
                    deleteView.setVisibility(View.VISIBLE);
                }else {
                    bianji.setText("编辑");
                    quzhifuView.setVisibility(View.VISIBLE);
                    deleteView.setVisibility(View.GONE);
                }

            }
        });
    }

    /**
     * 请求数据
     */
    public void qingQuiShuJu() {
        cartsPresenter = new CartsPresenter();
        HashMap<String, String> map = new HashMap<>();
        map.put("uid", "10794");
        cartsPresenter.getPreset(new CartsModel(), this, map);

    }

    /**
     * EventBus
     */
    @Subscribe(threadMode = ThreadMode.MAIN)
    public void evet(Integer ii) {
        if (ii == 123456) {
            boolean ff = true;
            for (CartsBean.DataBean dataBean : list) {
                List<CartsBean.DataBean.ListBean> list = dataBean.getList();
                for (CartsBean.DataBean.ListBean listBean : list) {
                    int selected = listBean.getSelected();
                    int num = listBean.getNum();
                    int pid = listBean.getPid();
                    int sellerid = listBean.getSellerid();
                    if (selected == 0) {
                        ff = false;
                    }
                    updete(selected, num, pid, sellerid);
                }
            }
            deleteChx.setChecked(ff);
            bianjiChx.setChecked(ff);
            jiSuan();
        }
    }

    /**
     * 计算
     */
    public void jiSuan() {
        int zongjia = 0;
        for (CartsBean.DataBean dataBean : list) {
            List<CartsBean.DataBean.ListBean> list = dataBean.getList();
            for (CartsBean.DataBean.ListBean listBean : list) {
                int selected = listBean.getSelected();
                double pscid = listBean.getPrice();
                int num = listBean.getNum();
                int pid = listBean.getPid();
                int sellerid = listBean.getSellerid();
                if (selected == 1) {
                    zongjia += (int) num * pscid;
                }
            }
        }
        zonjiaQian.setText(zongjia + "￥");

    }


    /**
     * 更换请求数据
     *
     * @param selected
     * @param num
     * @param pid
     * @param sellerid
     */
    public void updete(int selected, int num, int pid, int sellerid) {
        HashMap<String, String> map = new HashMap<>();
        map.put("uid", "10794");
        map.put("num", num + "");
        map.put("selected", selected + "");
        map.put("pid", pid + "");
        map.put("sellerid", sellerid + "");
        upCartsPresenter = new UpCartsPresenter();
        upCartsPresenter.getUp(new UpCartsModel(), this, map);


    }


    /**
     * 点击事件
     *
     * @param view
     */
    @OnClick({R.id.quzhifu, R.id.delete_view})
    public void onViewClicked(View view) {
        switch (view.getId()) {
            case R.id.quzhifu:
                break;
            case R.id.delete_view:
                detele();
                break;
        }
    }
/**
 *删除
 *
 */
public void detele(){

            for (CartsBean.DataBean dataBean : list) {

                for (CartsBean.DataBean.ListBean listBean : dataBean.getList()) {
                    int selected = listBean.getSelected();
                    if (selected==1){
                        int pid = listBean.getPid();
                        HashMap<String, String> map = new HashMap<>();
                        map.put("uid", "10794");
                        map.put("pid", pid+"");
                        DeleteCartPresenter deleteCartPresenter = new DeleteCartPresenter();
                        deleteCartPresenter.get(new DeleteModel(),this,map);
                    }
                }
            }
}


    /**
     * quzhifu全选
     */

    public void qq() {
        bianjiChx.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                boolean checked = bianjiChx.isChecked();
                for (CartsBean.DataBean dataBean : list) {

                    for (CartsBean.DataBean.ListBean listBean : dataBean.getList()) {
                        if (checked) {
                            listBean.setSelected(1);
                        } else {
                            listBean.setSelected(0);
                        }
                    }
                }
                EventBus.getDefault().post(123456);
                myAdapter.notifyDataSetChanged();
            }
        });
        deleteChx.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                boolean checked = deleteChx.isChecked();
                for (CartsBean.DataBean dataBean : list) {
                    for (CartsBean.DataBean.ListBean listBean : dataBean.getList()) {
                        if (checked) {
                            listBean.setSelected(1);
                        } else {
                            listBean.setSelected(0);
                        }

                    }
                }
                EventBus.getDefault().post(123456);
                myAdapter.notifyDataSetChanged();
            }
        });
    }


    /**
     * 购物车请求成功
     *
     * @param cartsBean
     */
    @Override
    public void success(CartsBean cartsBean) {
        String code = cartsBean.getCode();
        if (code.equals("0")) {
            List<CartsBean.DataBean> data = cartsBean.getData();
            list.addAll(data);
            myAdapter = new MyAdapter(this, list);
            expandableListView.setAdapter(myAdapter);
            for (int i = 0; i < myAdapter.getGroupCount(); i++) {
                expandableListView.expandGroup(i);
            }
            qq();
            jiSuan();
        }
    }

    /**
     * 购物车请求失败
     *
     * @param ss
     */
    @Override
    public void error(String ss) {
        Toast.makeText(this, ss, Toast.LENGTH_SHORT).show();
        Log.d("###", ss);
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        EventBus.getDefault().unregister(this);
        if (upCartsPresenter != null) {
            upCartsPresenter = null;
        }
        if (cartsPresenter != null) {
            cartsPresenter = null;
        }
    }

    /**
     * 更改购物车请求成功
     */
    @Override
    public void success2(UpdateCartsBean t) {
        Toast.makeText(this, t.getMsg(), Toast.LENGTH_SHORT).show();
    }

    /**
     * 更改购物车请求失败
     */
    @Override
    public void error2(String ss) {
        Toast.makeText(this, ss, Toast.LENGTH_SHORT).show();
        Log.d("###", ss);
    }
    /**
     *删除成功
     *
     */
    @Override
    public void success3(DeleteCartBean t) {
        list.clear();//清空集合
        Toast.makeText(this, t.getMsg(), Toast.LENGTH_SHORT).show();
        String code = t.getCode();
        if (code.equals("0")){
            qingQuiShuJu();
        }
    }
    /**
     *删除失败
     *
     */
    @Override
    public void error3(String ss) {

    }
}