//Main

package com.example.day03_test03_;

import android.annotation.SuppressLint;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.AsyncTask;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ListView;
import android.widget.Toast;

import com.google.gson.Gson;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpUriRequest;
import org.apache.http.client.methods.RequestBuilder;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;

import java.io.IOException;
import java.util.List;

public class MainActivity extends AppCompatActivity {

    private @SuppressLint("StaticFieldLeak")
    AsyncTask<String, Void, List<MygetDataBean.Result.Data>> asyncTask;
    private MydataAdapter adapter;

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

        adapter = new MydataAdapter(MainActivity.this);
        ListView listView = findViewById(R.id.lv);
        listView.setAdapter(adapter);

        final AlertDialog.Builder builder = new AlertDialog.Builder(this);
        builder.setTitle("Go to your paralysis");
        builder.setIcon(R.mipmap.ic_launcher);

                 builder.setPositiveButton("OK", new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {

            }
        });


        findViewById(R.id.button).setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                                 / / Determine the network status
                if(!NetUtil.hasNetWork(MainActivity.this)){
                                         Toast.makeText(MainActivity.this, "Your mom, no net", Toast.LENGTH_SHORT).show();
                    return;
                }
                GetData();
            }
        });
                 //Click event
        listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
                Intent intent = new Intent(MainActivity.this,ShowActivity.class);
                startActivity(intent);

            }
        });
                 //Long click event
        listView.setOnItemLongClickListener(new AdapterView.OnItemLongClickListener() {
            @Override
            public boolean onItemLongClick(AdapterView<?> parent, View view, int position, long id) {
                builder.show();
                return true;
            }
        });
    }

    private String UrlStr = "http://result.eolinker.com/k2BaduF2a6caa275f395919a66ab1dfe4b584cc60685573?uri=tt";
    @SuppressLint("StaticFieldLeak")
    private void GetData() {
        asyncTask = new AsyncTask<String, Void, List<MygetDataBean.Result.Data>>() {
            @Override
            protected List<MygetDataBean.Result.Data> doInBackground(String... strings) {

                try {
                                         / / Get HttpClient first is COnnettion
                    HttpClient httpClient = HttpClients.createDefault();
                                         //Structure mode First RequestBuilder get set Set a Url Last .builder He is a send
                    HttpUriRequest request = RequestBuilder.get().setUri(strings[0]).build();
                                         //Execute this sent request to return a response
                    HttpResponse response = httpClient.execute(request);

                    if(response.getStatusLine().getStatusCode()==200){
                                                 / / Take the data after the response
                        HttpEntity entity = response.getEntity();
                                                 //strong turn
                        String result = EntityUtils.toString(entity);
                                                 // instantiate Gson
                        MygetDataBean mygetDataBean = new Gson().fromJson(result, MygetDataBean.class);
                        List<MygetDataBean.Result.Data> datalist = mygetDataBean.getResult().getData();

                        return  datalist;

                    }
                } catch (IOException e) {
                    e.printStackTrace();
                }
                return null;
            }

            @Override
            protected void onPostExecute(List<MygetDataBean.Result.Data> todays) {
                adapter.setList(todays);
            }
        }.execute(UrlStr);


    };



}

//Adapter

package com.example.day03_test03_;

import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.TextView;

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

public class MydataAdapter extends BaseAdapter {

    private List<MygetDataBean.Result.Data> list;
    private Context context;

    public MydataAdapter(Context context) {
        this.context = context;
        list = new ArrayList<>();
    }

    public void setList(List<MygetDataBean.Result.Data> list) {
        this.list = list;
        notifyDataSetChanged();
    }

    @Override
    public int getCount() {
        return list.size();
    }

    @Override
    public List<MygetDataBean.Result.Data> getItem(int position) {
        List<MygetDataBean.Result.Data> item = (List<MygetDataBean.Result.Data>) list.get(position);
        return item;
    }

    @Override
    public long getItemId(int position) {
        return position;
    }

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        ViewHolder holder;
        if(convertView==null){
            convertView = LayoutInflater.from(context).inflate(R.layout.list,parent,false);
            holder = new ViewHolder();
            holder.t1=convertView.findViewById(R.id.t1);
            holder.t2=convertView.findViewById(R.id.t2);

            convertView.setTag(holder);
        }else{
            holder = (ViewHolder) convertView.getTag();
        }
        holder.t1.setText(list.get(position).getDate());
        holder.t2.setText(list.get(position).getTitle());
        return convertView;
    }

    class ViewHolder{
        TextView t1,t2,t3,t4,t5;
    }
}

//Bean

package com.example.day03_test03_;

import java.util.List;

public class MygetDataBean {
    public Result result;

    public Result getResult() {
        return result;
    }

    public void setResult(Result result) {
        this.result = result;
    }

    public class Result{
        public List<Data> getData() {
            return data;
        }

        public void setData(List<Data> data) {
            this.data = data;
        }

        public List<Data> data;

        public class Data {
            public String date;
            public String title;

            public String getDate() {
                return date;
            }

            public void setDate(String date) {
                this.date = date;
            }

            public String getTitle() {
                return title;
            }

            public void setTitle(String title) {
                this.title = title;
            }
        }
    }
}

//NetUtin

package com.example.day03_test03_;

import android.content.Context;
import android.content.pm.ApplicationInfo;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;

public class NetUtil {

    public static boolean hasNetWork(Context context){
        ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
        NetworkInfo activeNetworkInfo = cm.getActiveNetworkInfo();
        return activeNetworkInfo!=null&&activeNetworkInfo.isAvailable();
    }
}