public static void undoLast() {
String last = MirakelCommonPreferences.getFromLog(0);
if (last != null && !last.equals("")) {
short type = Short.parseShort(last.charAt(0) + "");
if (last.charAt(1) != '{') {
try {
long id = Long.parseLong(last.substring(1));
switch (type) {
case TASK:
Task.get(id).destroy(true);
break;
case LIST:
ListMirakel.getList((int) id).destroy(true);
break;
default:
Log.wtf(TAG, "unkown Type");
break;
}
} catch (Exception e) {
Log.e(TAG, "cannot parse String");
}
} else {
JsonObject json = new JsonParser().parse(last.substring(1)).getAsJsonObject();
switch (type) {
case TASK:
Task t = Task.parse_json(json, AccountMirakel.getLocal(), false);
if (Task.get(t.getId()) != null) {
t.safeSave(false);
} else {
try {
MirakelContentProvider.getWritableDatabase()
.insert(Task.TABLE, null, t.getContentValues());
} catch (Exception e) {
Log.e(TAG, "cannot restore Task");
}
}
break;
case LIST:
ListMirakel l = ListMirakel.parseJson(json);
if (ListMirakel.getList(l.getId()) != null) {
l.save(false);
} else {
try {
MirakelContentProvider.getWritableDatabase()
.insert(ListMirakel.TABLE, null, l.getContentValues());
} catch (Exception e) {
Log.e(TAG, "cannot restore List");
}
}
break;
default:
Log.wtf(TAG, "unkown Type");
break;
}
}
}
SharedPreferences.Editor editor = MirakelCommonPreferences.getEditor();
for (int i = 0; i < MirakelCommonPreferences.getUndoNumber(); i++) {
String old = MirakelCommonPreferences.getFromLog(i + 1);
editor.putString(UNDO + i, old);
}
editor.putString(UNDO + 10, "");
editor.commit();
}
public static void logCreate(ListMirakel newList, Context ctx) {
updateLog(LIST, newList.getId() + "", ctx);
}