public static string GetMessage(CreateAccountExceptions exception, CreateAccountMessages.Request request)
{
String exceptionMessage = "Unknown error.";
switch (exception)
{
case CreateAccountExceptions.UsernameAlreadyExists:
exceptionMessage = "Username " + request.Username + " already exists! Please choose another username!";
break;
}
return(exceptionMessage);
}
public void Validate(CreateAccountMessages.Request request)
{
var username = request.Username;
var password = request.Password;
if (String.IsNullOrWhiteSpace(username) || username.Length < usernameRequiredLength)
{
throw CreateAccountValidationException.CreateException(CreateAccountValidationExceptions.InvalidUsername);
}
if (String.IsNullOrWhiteSpace(password) || password.Length < passwordRequiredLength)
{
throw CreateAccountValidationException.CreateException(CreateAccountValidationExceptions.InvalidPassword);
}
}
public CreateAccountMessages.Response Handle(CreateAccountMessages.Request request)
{
// Validate request
try
{
Validator.Validate(request);
}
catch (CreateAccountValidationException ex)
{
var errorResponse = new CreateAccountMessages.Response()
{
Success = false,
Exception = ex
};
return(errorResponse);
}
// Check for duplicate usernames
var accountExists = AccountGateway.GetAccount(request.Username);
if (accountExists != null)
{
var errorResponse = new CreateAccountMessages.Response()
{
Success = false,
Exception = new CreateAccountException(CreateAccountException.GetMessage(CreateAccountExceptions.UsernameAlreadyExists, request))
};
return(errorResponse);
}
// Store in Gateway
int accountId;
try
{
var validatedAccount = new Account()
{
Username = request.Username,
Password = request.Password
};
accountId = AccountGateway.CreateAccount(validatedAccount);
}
catch (AccountGatewayException ex)
{
var errorResponse = new CreateAccountMessages.Response()
{
Success = false,
Exception = ex
};
return(errorResponse);
}
// Create associated Player
try
{
var player = new Player()
{
AccountId = accountId,
DisplayName = request.Username,
};
PlayerGateway.CreatePlayer(player);
} catch (PlayerGatewayException ex)
{
var errorResponse = new CreateAccountMessages.Response()
{
Success = false,
Exception = ex
};
return(errorResponse);
}
var response = new CreateAccountMessages.Response()
{
Success = true,
Exception = null
};
return(response);
}