Add a few places where google tasks needs the astrid uuid to save

astrid/plugin-src/com/todoroo/astrid/gtasks/GtasksMetadataService.java

@@ -91,6 +91,7 @@ public final class GtasksMetadataService extends SyncMetadataService<GtasksTaskC
                 return;
             cursor.moveToFirst();
             remoteTask.task.setId(cursor.get(Metadata.TASK));
+            remoteTask.task.setUuid(taskDao.uuidFromLocalId(remoteTask.task.getId()));
             remoteTask.gtaskMetadata = new Metadata(cursor);
         } finally {
             cursor.close();

astrid/plugin-src/com/todoroo/astrid/gtasks/sync/GtasksSyncV2Provider.java

@@ -329,6 +329,7 @@ public class GtasksSyncV2Provider extends SyncV2Provider {
             Task local = PluginServices.getTaskService().fetchById(task.task.getId(), Task.DUE_DATE, Task.COMPLETION_DATE);
             if (local == null) {
                 task.task.clearValue(Task.ID);
+                task.task.clearValue(Task.UUID);
             } else {
                 mergeDates(task.task, local);
                 if(task.task.isCompleted() && !local.isCompleted())
@@ -347,13 +348,14 @@ public class GtasksSyncV2Provider extends SyncV2Provider {
 
     private void titleMatchWithActFm(Task task) {
         String title = task.getValue(Task.TITLE);
-        TodorooCursor<Task> match = taskService.query(Query.select(Task.ID)
+        TodorooCursor<Task> match = taskService.query(Query.select(Task.ID, Task.UUID)
                 .join(Join.left(Metadata.TABLE, Criterion.and(Metadata.KEY.eq(GtasksMetadata.METADATA_KEY), Metadata.TASK.eq(Task.ID))))
                 .where(Criterion.and(Task.TITLE.eq(title), GtasksMetadata.ID.isNull())));
         try {
             if (match.getCount() > 0) {
                 match.moveToFirst();
                 task.setId(match.get(Task.ID));
+                task.setUuid(match.get(Task.UUID));
             }
         } finally {
             match.close();

astrid/src/com/todoroo/astrid/dao/RemoteModelDao.java

@@ -25,7 +25,7 @@ public class RemoteModelDao<RTYPE extends RemoteModel> extends DatabaseDao<RTYPE
 
     @Override
     public boolean createNew(RTYPE item) {
-        if (!item.containsValue(RemoteModel.UUID_PROPERTY)) {
+        if (!item.containsValue(RemoteModel.UUID_PROPERTY) || RemoteModel.isUuidEmpty(item.getValue(RemoteModel.UUID_PROPERTY))) {
             item.setValue(RemoteModel.UUID_PROPERTY, UUIDHelper.newUUID());
         }
         return super.createNew(item);
@@ -78,5 +78,17 @@ public class RemoteModelDao<RTYPE extends RemoteModel> extends DatabaseDao<RTYPE
         }
     }
 
+    public String uuidFromLocalId(long localId) {
+        TodorooCursor<RTYPE> cursor = query(Query.select(RemoteModel.UUID_PROPERTY).where(AbstractModel.ID_PROPERTY.eq(localId)));
+        try {
+            if (cursor.getCount() == 0)
+                return RemoteModel.NO_UUID;
+            cursor.moveToFirst();
+            return cursor.get(RemoteModel.UUID_PROPERTY);
+        } finally {
+            cursor.close();
+        }
+    }
+
 
 }