public void EditAsync(TaskModel model)
{
if (model.DueDate < DateTime.Now)
{
model.IsCompleted = true;
}
else
{
model.IsCompleted = false;
}
var result = base.GetContext.Tasks.Find(model.TaskId);
result.TaskName = model.TaskName;
result.DueDate = model.DueDate;
result.Description = model.Description;
result.IsCompleted = model.IsCompleted;
GetContext.Update(result);
base.Save();
}