Example #1
0
        public void Handle(AddItemCommand command)
        {
            try
            {
                Thread.Sleep(new Random().Next(500, 4000));

                if (command.Id == Guid.Empty)
                    throw new ArgumentNullException("command.Id");
                if (string.IsNullOrEmpty(command.Name))
                    throw new ArgumentNullException("command.Name");

                Console.WriteLine("Got command: {0}, Id: {1}, Name: {2}", command.GetType().Name, command.Id, command.Name);

                using (var db = new MyReadStore())
                {
                    if (db.SomeItems.Where(x => x.Id == command.Id).Any())
                        throw new Exception("Item does already exists");
                    db.SomeItems.Add(new SomeItem() { Id = command.Id, Name = command.Name, IsActive = false });
                    db.SaveChanges();
                }
                _publisher.Publish(new ItemAddedEvent() { Id = command.Id, Name = command.Name });
                _publisher.Publish(new ClientNotification() {
                    Success = true,
                    Message = string.Format("The item '{0}' was added", command.Name),
                    ClientId = command.ClientId
                });

            }
            catch (Exception ex)
            {
                Console.WriteLine("Failed to execute command: {0}, Message: {1}", command.GetType().Name, ex.Message);
                _publisher.Publish(new ClientNotification() { Success = false,
                    Message = string.Format("Could not add the item. Errormessage: ", ex.Message),
                    ClientId = command.ClientId });
            }
        }
 public IHttpActionResult Get()
 {
     using (var db = new MyReadStore())
     {
         return Ok(db.SomeItems.ToList());
     }
 }
Example #3
0
        public void Handle(UpdateItemCommand command)
        {
            try
            {
                Thread.Sleep(new Random().Next(500, 4000));

                if (command.Id == Guid.Empty)
                    throw new ArgumentNullException("command.Id");
                if (string.IsNullOrEmpty(command.NewName))
                    throw new ArgumentNullException("command.Name");

                Console.WriteLine("Got command: {0}, Id: {1}, NewName: {2}", command.GetType().Name, command.Id, command.NewName);

                using (var db = new MyReadStore())
                {
                    var item = db.SomeItems.Where(x => x.Id == command.Id).FirstOrDefault();
                    if (item == null)
                        throw new Exception("Item with id " + command.Id.ToString() + " does not exist.");
                    item.Name = command.NewName;
                    item.IsActive = command.IsActive;
                    db.SaveChanges();
                }

                _publisher.Publish(new ItemUpdatedEvent() { Id = command.Id, Name = command.NewName });
                _publisher.Publish(new ClientNotification()
                {
                    Success = true,
                    Message = string.Format("The item '{0}' was updated.", command.NewName),
                    ClientId = command.ClientId
                });
            }

            catch (Exception ex)
            {
                Console.WriteLine("Failed to execute command: {0}, Message: {1}", command.GetType().Name, ex.Message);
                _publisher.Publish(new ClientNotification() {
                    Success = false,
                    Message = string.Format("Could not update the item. Errormessage: ", ex.Message),
                    ClientId = command.ClientId
                });
            }
        }