Remove google task children from list of ids

app/src/main/java/com/todoroo/astrid/dao/TaskDao.java

@@ -64,10 +64,6 @@ public abstract class TaskDao {
   @Query("SELECT * FROM tasks WHERE _id IN (:taskIds)")
   public abstract List<Task> fetch(List<Long> taskIds);
 
-  @Query(
-      "SELECT tasks.* FROM tasks LEFT JOIN google_tasks ON gt_task = _id WHERE _id IN (:taskIds) AND (gt_task IS NULL OR gt_parent NOT IN (:taskIds))")
-  public abstract List<Task> fetchExcludingChildren(List<Long> taskIds);
-
   @Query("SELECT COUNT(1) FROM tasks WHERE timerStart > 0 AND deleted = 0")
   public abstract int activeTimers();
 

app/src/main/java/com/todoroo/astrid/service/TaskMover.java

@@ -2,6 +2,7 @@ package com.todoroo.astrid.service;
 
 import static com.google.common.collect.Iterables.concat;
 import static com.google.common.collect.Iterables.transform;
+import static com.google.common.collect.Lists.newArrayList;
 import static com.google.common.collect.Lists.transform;
 import static com.todoroo.andlib.utility.DateUtilities.now;
 import static java.util.Collections.emptyList;
@@ -48,8 +49,9 @@ public class TaskMover {
   }
 
   public void move(List<Long> tasks, Filter selectedList) {
-    List<Task> fetch = taskDao.fetchExcludingChildren(tasks);
-    for (Task task : fetch) {
+    tasks = newArrayList(tasks);
+    tasks.removeAll(googleTaskDao.findChildrenInList(tasks));
+    for (Task task : taskDao.fetch(tasks)) {
       performMove(task, selectedList);
       task.putTransitory(SyncFlags.GTASKS_SUPPRESS_SYNC, true);
       task.setModificationDate(now());

app/src/main/java/org/tasks/data/GoogleTaskDao.java

@@ -98,6 +98,9 @@ public abstract class GoogleTaskDao {
   @Query("SELECT tasks.* FROM tasks JOIN google_tasks ON tasks._id = gt_task WHERE gt_parent = :taskId")
   public abstract List<Task> getChildTasks(long taskId);
 
+  @Query("SELECT gt_task FROM google_tasks WHERE gt_task IN (:taskIds) AND gt_parent IN (:taskIds)")
+  public abstract List<Long> findChildrenInList(List<Long> taskIds);
+
   @Query("SELECT * FROM google_tasks WHERE gt_parent = :id AND gt_deleted = 0")
   public abstract List<GoogleTask> getChildren(Long id);