public static ToDoListVersion FindCorrectVersion(string path, out object resultTodoList)
{
resultTodoList = null;
readerDelegate current = ToDoList.Deserialize;
if (TryToRead(current, ref resultTodoList, path))
{
return(ToDoListVersion.Current);
}
FormatPre04.TodoList oldTodoList = new FormatPre04.TodoList();
injectDelegate xml = oldTodoList.FromXml;
if (TryToRead(xml, ref resultTodoList, path))
{
return(ToDoListVersion.Xml);
}
readerDelegate pre04 = FormatPre04.TodoList.DeserializeFromBinary;
if (TryToRead(pre04, ref resultTodoList, path))
{
return(ToDoListVersion.Pre04);
}
return(ToDoListVersion.Unknown);
}
private static ToDoList ConvertFromPre04(FormatPre04.TodoList list)
{
ToDoList result = new ToDoList();
foreach (FormatPre04.Category cat in list.Categories)
{
foreach (FormatPre04.Task t in cat.Tasks)
{
Task newTask = new Task();
newTask.Category = cat.Name;
newTask.SetIsDone(true);
newTask.DoneAt = t.DoneAt;
newTask.Text = t.Text;
result.AddTask(newTask);
}
}
return(result);
}
