package com.cookandroid.jsoup01;

import android.os.AsyncTask;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.text.method.ScrollingMovementMethod;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;

import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;

import java.io.IOException;

public class MainActivity extends AppCompatActivity {

    String url = "http://news.naver.com/";
    TextView textView;
    String html;
    Button button;
    String data="";
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        textView = (TextView)findViewById(R.id.textView);
        textView.setMovementMethod(new ScrollingMovementMethod());

        button = (Button)findViewById(R.id.button);
        button.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                JsoupAsyncTask jsoupAsyncTask = new JsoupAsyncTask();
                jsoupAsyncTask.execute();
            }
        });
    }

    private class JsoupAsyncTask extends AsyncTask<Void, Void, Void> {

        @Override
        protected void onPreExecute() {
            super.onPreExecute();
        }

        @Override
        protected Void doInBackground(Void... params) {
            try {
                Document doc = Jsoup.connect(url).get();
                Elements items = doc.select(".newsnow_txarea .newsnow_tx_inner  strong");

                for (Element item : items) {
                    data +="*"+ item.text().trim() + "\n";
                }

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

        @Override
        protected void onPostExecute(Void result) {
            textView.setText(data);
        }
    }


}