/// <summary>
/// 更新操作
/// </summary>
/// <param name="message"></param>
/// <param name="cancellationToken"></param>
/// <returns></returns>
public Task <Unit> Handle(UpdateCustomerCommand message, CancellationToken cancellationToken)
{
if (!message.IsValid())
{
NotifyValidationErrors(message);
return(Unit.Task);
}
var customer = new Entitys.Customer(message.Id, message.Name, message.Email, message.BirthDate);
var existingCustomer = _customerRepository.GetByEmail(customer.Email);
////如果按邮箱查出来的customer的id和传过来的不相等
if (existingCustomer != null && existingCustomer.Id != customer.Id)
{
//和查出来的对象不相等
if (!existingCustomer.Equals(customer))
{
//发布通知，这个邮箱被占用了
Bus.RaiseEvent(new DomainNotification(message.MessageType, "The customer e-mail has already been taken."));
return(Unit.Task);
}
}
//否则更新
_customerRepository.Update(customer);
if (Commit())
{
//提交成功，发布领域事件
Bus.RaiseEvent(new CustomerUpdatedEvent(customer.Id, customer.Name, customer.Email, customer.BirthDate));
}
return(Unit.Task);
}
/// <summary>
/// 新增操作
/// </summary>
/// <param name="message"></param>
/// <param name="cancellationToken"></param>
/// <returns></returns>
public Task <Unit> Handle(RegisterNewCustomerCommand message, CancellationToken cancellationToken)
{
if (!message.IsValid())
{
NotifyValidationErrors(message);
return(Unit.Task);
}
var customer = new Entitys.Customer(message.Name, message.Email, message.BirthDate);
if (_customerRepository.GetByEmail(customer.Email) != null)
{
Bus.RaiseEvent(new DomainNotification(message.MessageType, "The customer e-mail has already been taken."));
return(Unit.Task);
}
_customerRepository.Insert(customer);
if (Commit())
{
//提交成功，发布领域事件
Bus.RaiseEvent(new CustomerRegisteredEvent(customer.Id, customer.Name, customer.Email, customer.BirthDate));
}
return(Unit.Task);
}