Updating store

    - (void)rightSwipe:(UIGestureRecognizer *)gestureRecogniser {
    // A right swipe sets the status to completed
    NSInteger row = [self rowForRecogniser:gestureRecogniser];

    if (row == NSNotFound)
    {
        return;
    }

       NSMutableArray *taskArray = [[self.controller fetchedObjects]mutableCopy];
        Task *task = [taskArray objectAtIndex:row];

        for (int i = 0; i < [taskArray count]; i++)
            {
                Task *task1 =  [taskArray objectAtIndex:i];
                if(task1.completedStatus == FALSE)
                {
                    m_position = i;
                    m_finalIndexPath = [NSIndexPath indexPathForRow:i inSection:0];
                }
            }

            task.completedStatus = YES;

            id obj = [noteCategoryArray objectAtIndex:row];
            [taskArray removeObjectAtIndex:row];
            [taskArray insertObject:obj atIndex:m_position];

            [m_tableView beginUpdates];
            NSIndexPath *currentIndexPath = [NSIndexPath indexPathForRow:row inSection:0];
            [m_tableView moveRowAtIndexPath:currentIndexPath toIndexPath:m_finalIndexPath];
        [m_tableView endUpdates];

        float i = 0.0f;
        for (NSManagedObject *mo in taskArray)
        {
            [mo setValue:[NSNumber numberWithFloat:i++] forKey:@"displayOrder"];

            NSError *error = nil;

            if (![self.managedObjectContext save:&error])
            {
                NSString *msg = @"An error occurred when attempting to save your user profile changes.\nThe application needs to quit.";
                NSString *details = [NSString stringWithFormat:@"%@ %s: %@", [self class], _cmd, [error userInfo]];
                NSLog(@"%@\n\nDetails: %@", msg, details);
            }

            // re-do the fetch so that the underlying cache of objects will be sorted
            // correctly

            if (![self.controller performFetch:&error])
            {
                NSLog(@"Unresolved error %@, %@", error, [error userInfo]);
                abort();
            }
        }
}