From: Marius Gavrilescu <marius@ieval.ro>
Date: Tue, 13 Aug 2013 08:41:51 +0000 (+0300)
Subject: Add (untested) alarm backend
X-Git-Url: http://git.ieval.ro/?a=commitdiff_plain;h=57ca40519eadfe1757e8f21875c1fdf7fe380542;p=unical.git

Add (untested) alarm backend
---

diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index d7b414b..0e0fe94 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -11,6 +11,7 @@
     <uses-permission android:name="android.permission.WRITE_CALENDAR"/>
 
     <application
+		android:name="ro.ieval.unical.Application"
         android:allowBackup="true"
         android:icon="@drawable/ic_launcher"
         android:label="@string/app_name"
@@ -28,4 +29,4 @@
         <activity android:name=".AlarmReceiverActivity"></activity>
     </application>
 
-</manifest>
\ No newline at end of file
+</manifest>
diff --git a/src/ro/ieval/unical/AlarmOpenHelper.java b/src/ro/ieval/unical/AlarmOpenHelper.java
new file mode 100644
index 0000000..d219bed
--- /dev/null
+++ b/src/ro/ieval/unical/AlarmOpenHelper.java
@@ -0,0 +1,30 @@
+package ro.ieval.unical;
+
+import android.content.Context;
+import android.database.sqlite.SQLiteDatabase;
+import android.database.sqlite.SQLiteOpenHelper;
+
+final class AlarmOpenHelper extends SQLiteOpenHelper{
+	public static final String TIME = "time";
+	public static final String EVENT = "event";
+	public static final String TABLE = "alarms";
+
+	private static final int VERSION = 1;
+	private static final String DB = "alarms";
+
+	AlarmOpenHelper (final Context context) {
+		super(context, DB, null, VERSION);
+	}
+
+	@Override
+	public void onCreate(final SQLiteDatabase db){
+		db.execSQL("CREATE TABLE " + TABLE + " (" +
+				   TIME + " INTEGER PRIMARY KEY, " +
+				   EVENT + " INTEGER NOT NULL);");
+	}
+
+	@Override
+	public void onUpgrade(final SQLiteDatabase db, final int oldVersion, final int newVersion){
+		// do nothing
+	}
+}
diff --git a/src/ro/ieval/unical/AlarmReceiverActivity.java b/src/ro/ieval/unical/AlarmReceiverActivity.java
index d96a5af..f01417a 100644
--- a/src/ro/ieval/unical/AlarmReceiverActivity.java
+++ b/src/ro/ieval/unical/AlarmReceiverActivity.java
@@ -17,8 +17,9 @@ import android.view.WindowManager;
 import android.widget.Button;
 
 public class AlarmReceiverActivity extends Activity {
+	public static final String EXTRA_EVENT = "event";
 	private MediaPlayer mMediaPlayer;
-	
+
 	@Override
 	public void onCreate(final Bundle savedInstanceState) {
 		super.onCreate(savedInstanceState);
diff --git a/src/ro/ieval/unical/Application.java b/src/ro/ieval/unical/Application.java
new file mode 100644
index 0000000..265de0d
--- /dev/null
+++ b/src/ro/ieval/unical/Application.java
@@ -0,0 +1,18 @@
+package ro.ieval.unical;
+
+import android.database.Cursor;
+
+public final class Application extends android.app.Application {
+	public AlarmOpenHelper alarmOpenHelper;
+
+	@Override
+	public void onCreate(){
+		alarmOpenHelper = new AlarmOpenHelper(this);
+		final Cursor cur = alarmOpenHelper.getReadableDatabase().query(AlarmOpenHelper.TABLE, null, null, null, null, null, null);
+		cur.moveToFirst();
+		do {
+			Utils.setAlarm(this, cur.getLong(0), cur.getLong(1));
+			cur.moveToNext();
+		} while(!cur.isAfterLast());
+	}
+}
diff --git a/src/ro/ieval/unical/Utils.java b/src/ro/ieval/unical/Utils.java
index df57cda..e842347 100644
--- a/src/ro/ieval/unical/Utils.java
+++ b/src/ro/ieval/unical/Utils.java
@@ -5,8 +5,11 @@ import java.util.Locale;
 
 import android.app.AlarmManager;
 import android.app.PendingIntent;
+import android.content.ContentValues;
 import android.content.Context;
 import android.content.Intent;
+import android.database.SQLException;
+import android.database.sqlite.SQLiteDatabase;
 import android.view.View;
 import android.view.ViewGroup;
 
@@ -25,10 +28,34 @@ final class Utils {
 	public static String formatDate(final int year, final int month, final int day){
 		return String.format(Locale.ENGLISH, "%4d-%02d-%02d", year, month, day);
 	}
-	
-	public static void setAlarm(final GregorianCalendar cal, final Context context) {
-		final PendingIntent pi = PendingIntent.getActivity(context, 1234, new Intent(context, AlarmReceiverActivity.class), PendingIntent.FLAG_CANCEL_CURRENT);
-		final AlarmManager am = (AlarmManager)context.getSystemService(Context.ALARM_SERVICE);
-		am.set(AlarmManager.RTC_WAKEUP, cal.getTimeInMillis(), pi);
+
+	public static void addAlarm(final Application application, final long time, final long eventId) throws SQLException{
+		final SQLiteDatabase db = application.alarmOpenHelper.getWritableDatabase();
+		final ContentValues values = new ContentValues(2);
+		values.put(AlarmOpenHelper.TIME, time);
+		values.put(AlarmOpenHelper.EVENT, eventId);
+		db.insertOrThrow(AlarmOpenHelper.TABLE, null, values);
+		setAlarm(application, time, eventId);
+	}
+
+	public static void deleteAlarm(final Application application, final long time) throws SQLException{
+		final SQLiteDatabase db = application.alarmOpenHelper.getWritableDatabase();
+		db.delete(AlarmOpenHelper.TABLE, AlarmOpenHelper.TIME + " = " + time, new String[]{});
+		unsetAlarm(application, time);
+	}
+
+	public static void setAlarm(final Context context, final long time, final long eventId){
+		final Intent intent = new Intent(context, AlarmReceiverActivity.class);
+		intent.setAction(Long.toString(time));
+		intent.putExtra(AlarmReceiverActivity.EXTRA_EVENT, eventId);
+		final AlarmManager man = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
+		man.set(AlarmManager.RTC_WAKEUP, time, PendingIntent.getActivity(context, 0, intent, 0));
+	}
+
+	public static void unsetAlarm(final Context context, final long time){
+		final Intent intent = new Intent(context, AlarmReceiverActivity.class);
+		intent.setAction(Long.toString(time));
+		final AlarmManager man = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
+		man.cancel(PendingIntent.getActivity(context, 0, intent, 0));
 	}
 }