private static void Main(string[] args)
{
var todoDb = new List <Todo>(new List <Todo>()
{
new Todo()
{
Id = 0,
Description = "test0",
CreatedAt = DateTime.Now
}
});
var eventHandler = new EventHanlder(todoDb);
var eventStore = new List <IEvent>();
var controller = new TodoListController(eventHandler, eventStore);
Console.WriteLine("initial todo list");
foreach (var todo in todoDb)
{
Console.WriteLine($"Todo Id: {todo.Id}, Description:{todo.Description}, Created at: {todo.CreatedAt}");
}
controller.AddTodo(new Todo()
{
Description = "test1"
});
Task.Delay(1000).Wait();
controller.AddTodo(new Todo()
{
Description = "test2"
});
Task.Delay(1000).Wait();
controller.DeleteTodo(1);
Console.WriteLine("\nAfter Add 2 todos, and delete todo[1], Show todos");
foreach (var todo in todoDb)
{
Console.WriteLine($"Todo Id: {todo.Id}, Description:{todo.Description}, Created at: {todo.CreatedAt}");
}
Console.WriteLine("\nAfter undo, add , undo, Show todos");
controller.Undo();
controller.AddTodo(new Todo()
{
Description = "test3"
});
controller.Undo();
foreach (var todo in todoDb)
{
Console.WriteLine($"Todo Id: {todo.Id}, Description:{todo.Description}, Created at: {todo.CreatedAt}");
}
Console.WriteLine("\nShow events in Event Store");
foreach (var e in eventStore)
{
object data;
if (e.Data is Todo)
{
data = (e.Data as Todo).Description;
}
else
{
data = e.Data;
}
Console.WriteLine($"Event Id: {e.Id}, Event Type:{e.Type}, Created at {e.TimeStamp}, data: {data}");
}
Console.ReadKey();
}
public TodoListController(EventHanlder hanlder, List <IEvent> eventStore)
{
this.hanlder = hanlder;
this.eventStore = eventStore;
}
