Status.java

package com.tuit.ar.models.timeline;

import java.util.ArrayList;
import java.util.Collection;

import org.json.JSONArray;
import org.json.JSONObject;
import org.json.JSONTokener;

import android.os.Handler;

import com.tuit.ar.api.TwitterAccount;
import com.tuit.ar.api.TwitterRequest;
import com.tuit.ar.api.request.Options;
import com.tuit.ar.models.Timeline;

abstract public class Status extends Timeline {
	protected ArrayList<com.tuit.ar.models.Status> tweets = new ArrayList<com.tuit.ar.models.Status>();

	protected Status(TwitterAccount account) {
		super(account);
	}

	@Override
	public void requestHasFinished(final TwitterRequest request) {
		if (!request.getUrl().equals(this.getTimeline())) return;
		final Handler handler = new Handler();
		final StatusRunnable runnable = new StatusRunnable(); 
		new Thread() {
			public void run() {
				try {
					JSONArray tweets = new JSONArray(new JSONTokener(request.getResponse()));
					int c = tweets.length();
					if (c > 0) {
						for (int i = c-1; i >= 0; i--) {
							com.tuit.ar.models.Status tweet = new com.tuit.ar.models.Status(tweets.getJSONObject(i));
							//is_home INTEGER, is_reply INTEGER, belongs_to_user
							tweet.setBelongsToUser(account.getUser().getId());
							// FIXME: some kind of way to recognize this with more abstraction?
							if (request.getUrl().equals(Options.FRIENDS_TIMELINE) || request.getUrl().equals(Options.REPLIES_TIMELINE)) {
								tweet.setHome(request.getUrl().equals(Options.FRIENDS_TIMELINE));
								tweet.setReply(request.getUrl().equals(Options.REPLIES_TIMELINE));
								tweet.replace();
							}

							if (i == 0)
								newestTweet = tweet.getId();
							Status.this.tweets.add(0, tweet);
						}

						if (Status.this.tweets.size() > MAX_SIZE) {
							Status.this.tweets.subList(MAX_SIZE, Status.this.tweets.size()).clear();
						}
					}
					runnable.success = true;
				} catch (Exception e) {
					try {
						JSONObject response = new JSONObject(new JSONTokener(request.getResponse()));
						runnable.error = response.getString("error");
					} catch (Exception ex) {
						runnable.error = e.getLocalizedMessage();
					}
					runnable.success = false;
				}
				handler.post(runnable);
			}
		}.start();
	}

	public ArrayList<com.tuit.ar.models.Status> getTweets() {
		return tweets;
	}

	public Collection<com.tuit.ar.models.Status> getTweetsNewerThan(com.tuit.ar.models.Status status) {
		return tweets.subList(0, tweets.indexOf(status));
	}

	private class StatusRunnable implements Runnable {
		public boolean success;
		public String error = null;

		public void run() {
			if (success)
				timelineChanged();
			else
				failedToUpdate(error);
			finishedUpdate();
		}
	};

}