import android.content.Intent;
import android.os.AsyncTask;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.ProgressBar;
import android.widget.TextView;
import android.widget.Toast;

import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.sql.Connection;

public class AddActivity extends AppCompatActivity {
    private String urlString =
            "http://mobiledev.ronaldramos.info/writecontact.php";
    String urlFinal;

    TextView tvName;
    TextView tvLocation;
    TextView tvNumber;

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

        tvName = (TextView)findViewById(R.id.editText);
        tvLocation = (TextView)findViewById(R.id.editText2);
        tvNumber = (TextView)findViewById(R.id.editText3);

    }

    public void process(View v){
        urlFinal = "name=" + tvName.getText().toString();
        urlFinal = urlFinal + "&address=" + tvLocation.getText().toString();
        urlFinal = urlFinal + "&phone=" +tvNumber.getText().toString();
        Log.d("URL Values", urlFinal); //for debug purposes
        new SaveData().execute(urlString);//call AsyncTask to save data

    }//end of process method

    public void goBack(View view){
        Intent intent = new Intent(getApplicationContext(),
                JSONActivity.class);
        startActivity(intent);
    }


    public void clear(View view){
        tvName.setText("");
        tvNumber.setText("");
        tvLocation.setText("");
        tvName.hasFocus();
    }

    //AsyncTask to send data to Server
    public class SaveData extends AsyncTask<String, Void, Integer>{
        @Override
        protected void onPreExecute(){
            //we won't do anything here
        }

        @Override
        protected void onPostExecute(Integer result){
            if (result == 1) {
                Toast.makeText(getApplicationContext(), "Record Saved!", Toast.LENGTH_LONG).show();
            } else{
                Toast.makeText(getApplicationContext(), "No Record Saved!", Toast.LENGTH_LONG).show();
            }
        }

        @Override
        protected Integer doInBackground(String... strings) {
            URL url;
            HttpURLConnection connection = null;
            try{
                //create connection
                url = new URL(strings[0]);
                connection = (HttpURLConnection)url.openConnection();
                connection.setRequestMethod("POST");
                connection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
                connection.setRequestProperty("Content-Length", ""
                        + Integer.toString(urlFinal.getBytes().length));
                connection.setRequestProperty("Content-Language","en-US");

                connection.setUseCaches(false);
                connection.setDoInput(true);
                connection.setDoOutput(true);

                //Send request
                DataOutputStream wr = new DataOutputStream(connection.getOutputStream());
                wr.writeBytes(urlFinal);
                wr.flush();
                wr.close();
                //Get response
                InputStream is = connection.getInputStream();
                BufferedReader rd = new BufferedReader(new InputStreamReader(is));
                String line;
                StringBuffer response = new StringBuffer();
                while((line = rd.readLine())!= null){
                    response.append(line);
                    response.append("\r");
                }
                rd.close();
                return 1;

            }catch (Exception e){
                return 0;
            }finally {
                if(connection != null){
                    connection.disconnect();
                }
            }//end of try-catch-finally
        }// end of doInBackground
    }//end of SaveData asynctask class
}//end of Activity Class