Android Open Source - final_year_frontend Tournament Button Activity

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License

The source code is released under:

MIT License

Java Source Code

package com.james.erebus.core;
/*from   w  ww.jav a 2 s .co m*/
import java.io.IOException;
import java.net.UnknownHostException;

import com.james.erebus.JSONJava.JSONArray;
import com.james.erebus.JSONJava.JSONException;
import com.james.erebus.JSONJava.JSONObject;
import com.james.erebus.misc.AppConsts;
import com.james.erebus.misc.MiscJsonHelpers;
import com.james.erebus.networking.SubscriptionRetriever;
import com.james.erebus.networking.TournamentSubscriptionManager;

import android.os.Bundle;
import android.app.Activity;
import android.app.AlertDialog;
import android.util.Log;
import android.view.MenuItem;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import android.support.v4.app.NavUtils;

/**
 * The java file for the TournamentButton activity, which is the screen that shows when you click on one of the tournaments
 * on the {@link com.james.erebus.core.Tournament} activity screen
 * @author james
 *
 */

public class TournamentButtonActivity extends Activity {

  
  Tournament tournament;
  
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(com.james.erebus.R.layout.activity_tournament_button);
    // Show the Up button in the action bar.
    getActionBar().setDisplayHomeAsUpEnabled(true);
    this.setTitle("");
    Bundle b = this.getIntent().getExtras();
    if(b != null)
    {
      JSONObject o = (JSONObject) b.get("com.james.erebus.TournamentButtonActivity.dataValues");
      displayData(o);
    }
  }

  

  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
    case android.R.id.home:
      // This ID represents the Home or Up button. In the case of this
      // activity, the Up button is shown. Use NavUtils to allow users
      // to navigate up one level in the application structure. For
      // more details, see the Navigation pattern on Android Design:
      //
      // http://developer.android.com/design/patterns/navigation.html#up-vs-back
      //
      NavUtils.navigateUpFromSameTask(this);
      return true;
    }
    return super.onOptionsItemSelected(item);
  }
  
  /**
   * Displays all of the available {@link com.james.erebus.core.Tournament} data
   * @param data The data to be displayed in JSON format
   */
  private void displayData(JSONObject data)
  {
    TextView tvTitle = (TextView)findViewById(com.james.erebus.R.id.tournamentButtonTitleBox);
    tvTitle.setTextSize(50f);
    TextView tvDate = (TextView)findViewById(com.james.erebus.R.id.tournamentButtonDateBox);
    tvDate.setTextSize(20f);
    TextView tvLinks = (TextView)findViewById(com.james.erebus.R.id.tournamentButtonLinksBox);
    tvLinks.setTextSize(20f);
    TextView tvLocation = (TextView)findViewById(com.james.erebus.R.id.tournamentButtonLocationBox);
    tvLocation.setTextSize(20f);
    TextView tvFormat = (TextView)findViewById(com.james.erebus.R.id.tournamentButtonFormatBox);
    tvFormat.setTextSize(20f);
    TextView tvStatus = (TextView)findViewById(com.james.erebus.R.id.tournamentButtonStatusBox);
    tvStatus.setTextSize(20f);
    TextView tvSponsor = (TextView)findViewById(com.james.erebus.R.id.tournamentButtonSponsorBox);
    tvSponsor.setTextSize(20f);
    TextView tvEntryReqs = (TextView)findViewById(com.james.erebus.R.id.tournamentButtonEntryReqsBox);
    tvEntryReqs.setTextSize(20f);
    TextView tvPrizes = (TextView)findViewById(com.james.erebus.R.id.tournamentButtonPrizesBox);
    tvPrizes.setTextSize(20f);


    tournament = MiscJsonHelpers.jsonToTournament(data);
    tvTitle.setText(tournament.getName());
    tvDate.setText("Tournament date: " + tournament.getStartDate());
    tvLinks.setText(tournament.getLinks());
    tvLocation.setText("Location: " + tournament.getLocation());
    tvFormat.setText("Format: " + tournament.getFormat());
    tvStatus.setText("Status: " + tournament.getStatus());
    tvSponsor.setText("Sponsor(s): " + tournament.getSponsor());
    tvEntryReqs.setText("Entry requirements: " + tournament.getEntryReqs());
    tvPrizes.setText("Prize(s): " + tournament.getPrizes());
    try {
      setSubButtonText();
    } catch (UnknownHostException e) {
      e.printStackTrace();
    }
  }
  
  /**
   * Sets the text in the subscribe/unsubscribe button
   * @throws UnknownHostException 
   */
  private void setSubButtonText() throws UnknownHostException
  {
    SubscriptionRetriever sr = new SubscriptionRetriever();
    JSONArray ja = sr.forceRetrieveFromServer(sr.getURI(), sr.getSubscriptionsFilename());
    Button subButton = (Button) findViewById(com.james.erebus.R.id.tournamentSubscribeButton);
    if(ja == null)
    {
      subButton.setText("Unknown");
      AlertDialog.Builder builder = new AlertDialog.Builder(this);
      builder.setMessage("Subscription information was not able to be retrieved")
      .setTitle("Connection error");
      AlertDialog dialog = builder.create();
      dialog.show();
      subButton.setEnabled(false);
      subButton.setClickable(false);
      return;
    }
    subButton.setEnabled(true);
    subButton.setClickable(true);
    for(int i = 0; i < ja.length(); i++)
    {
      try {
        JSONObject obj = ja.getJSONObject(i);
        Log.v("objsubbuttontext", obj.toString());
        if(obj.get("model_type").equals("TournamentEntry"))
        {
          if(tournament.getId() == Integer.parseInt(obj.get("model_id").toString()))
          {
            subButton.setText("Subscribed");
            return;
          }
        }
      } catch (JSONException e) {
        e.printStackTrace();
      }
    }
    subButton.setText("Unsubscribed");
  }
  
  
  /**
   * Subscribes or unsubscribes from a tournament depending on whether the tournament is subscribed to or not
   * @param v The current {@link android.view.View}
   * @throws IOException
   * @throws JSONException
   */
  public void tournamentSubUnsub(View v) throws IOException, JSONException
  {
    Button subButton = (Button) findViewById(com.james.erebus.R.id.tournamentSubscribeButton);
    TournamentSubscriptionManager tsm = new TournamentSubscriptionManager();
    subButton.setClickable(false);
    subButton.setEnabled(false);
    if(!tsm.isTournamentSubbed(this, tournament))
    {

      tsm.subToTournament(tournament, this, subButton);
    }
    else
    {
      tsm.unsubFromTournament(this, tournament, subButton);
    }
  }
  
  @Override
  public void onResume()
  {
    AppConsts.currentActivity = this;
    super.onResume();
  }

}

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