package de.tudarmstadt.informatik.hostage.logging;

import android.app.IntentService;
import android.content.Context;
import android.content.Intent;
import de.tudarmstadt.informatik.hostage.persistence.HostageDBOpenHelper;

public class Logger extends IntentService {

	private static final String ACTION_LOG = "de.tudarmstadt.informatik.hostage.action.LOG";
	private static final String ACTION_DELETE_BY_BSSID = "de.tudarmstadt.informatik.hostage.action.DELETE_BY_BSSID";
	private static final String ACTION_DELETE_BY_DATE = "de.tudarmstadt.informatik.hostage.action.DELETE_BY_DATE";
	private static final String ACTION_DELETE_ALL = "de.tudarmstadt.informatik.hostage.action.DELETE_ALL";

	private static final String EXTRA_RECORD = "de.tudarmstadt.informatik.hostage.extra.RECORD";
	private static final String EXTRA_MISC = "de.tudarmstadt.informatik.hostage.extra.MISC";

	public static void log(Context context, Record record) {
		Intent intent = new Intent(context, Logger.class);
		intent.setAction(ACTION_LOG);
		intent.putExtra(EXTRA_RECORD, record);
		context.startService(intent);
	}

	public static void deleteByBssid(Context context, String bssid) {
		Intent intent = new Intent(context, Logger.class);
		intent.setAction(ACTION_DELETE_BY_BSSID);
		intent.putExtra(EXTRA_MISC, bssid);
		context.startService(intent);
	}

	public static void deleteByDate(Context context, long timestamp) {
		Intent intent = new Intent(context, Logger.class);
		intent.setAction(ACTION_DELETE_BY_DATE);
		intent.putExtra(EXTRA_MISC, timestamp);
		context.startService(intent);
	}

	public static void deleteAll(Context context) {
		Intent intent = new Intent(context, Logger.class);
		intent.setAction(ACTION_DELETE_ALL);
		context.startService(intent);
	}

	private HostageDBOpenHelper mDbHelper;

	public Logger() {
		super("Logger");
	}

	@Override
	public void onCreate() {
		super.onCreate();
		mDbHelper = new HostageDBOpenHelper(getApplicationContext());
	}

	private void handleActionLog(Record record) {
		mDbHelper.addRecord(record);
	}

	private void handleActionDeleteByBssid(String bssid) {
		mDbHelper.deleteByBSSID(bssid);
	}

	private void handleActionDeleteByDate(long timestamp) {
		mDbHelper.deleteByDate(timestamp);
	}

	private void handleActionDeleteAll() {
		mDbHelper.clearData();
	}

	@Override
	protected void onHandleIntent(Intent intent) {
		if (intent != null) {
			final String action = intent.getAction();
			if (ACTION_LOG.equals(action)) {
				final Record record = intent.getParcelableExtra(EXTRA_RECORD);
				handleActionLog(record);
			} else if (ACTION_DELETE_BY_BSSID.equals(action)) {
				final String bssid = intent.getStringExtra(EXTRA_MISC);
				handleActionDeleteByBssid(bssid);
			} else if (ACTION_DELETE_BY_DATE.equals(action)) {
				final long timestamp = intent.getLongExtra(EXTRA_MISC, -1L);
				handleActionDeleteByDate(timestamp);
			} else if (ACTION_DELETE_ALL.equals(action)) {
				handleActionDeleteAll();
			}
		}
	}

}