/// <summary>
/// Deletes the specified subtask from the collection.
/// </summary>
/// <param name="subtask">The subtask to delete.</param>
private async Task DeleteSubtask(SubtaskViewModel subtask)
{
if (subtask == null)
{
return;
}
// Unsubscribe from property changed event
subtask.PropertyChanged -= SubtaskViewModel_PropertyChanged;
// Delete item from database
var success = await _repo.DeleteSubtask(subtask);
// If failed, set message and return
if (!success)
{
SetMessage("Deletion failed. Try again later.");
return;
}
// Remove item from view
Subtasks.Remove(subtask);
// Set message
SetMessage("Subtask deleted.");
}
