private void ValidateUserAddress(User user, string address)
{
if (address != null)
{
address = WalletBusiness.GetAddressFormatted(address);
if (user.Wallet.Address != address)
{
throw new ArgumentException("Invalid user wallet.");
}
}
}
private Wallet SetWalletCreation(int userId, string address)
{
address = WalletBusiness.GetAddressFormatted(address);
User user = Data.GetByWalletAddress(address);
if (user != null)
{
throw new ArgumentException("Address already registered.");
}
Wallet wallet = new Wallet();
wallet.UserId = userId;
wallet.Address = address;
return(wallet);
}
public Login Login(string address, string emailOrUsername, string password)
{
BaseEmailOrUsernameValidation(emailOrUsername);
BasePasswordValidation(password);
address = WalletBusiness.GetAddressFormatted(address);
var user = Data.GetByEmailOrUsername(emailOrUsername);
if (user == null)
{
throw new ArgumentException("Email or username is invalid.");
}
else if (user.Wallet.Address?.ToUpper() != address?.ToUpper())
{
throw new ArgumentException("Wallet is invalid.");
}
else if (user.Password != Security.Hash(password))
{
throw new ArgumentException("Password is invalid.");
}
var result = new Model.Login()
{
Address = user.Wallet.Address,
Email = user.Email,
Username = user.Username,
PendingConfirmation = !user.ConfirmationDate.HasValue
};
if (!result.PendingConfirmation)
{
MemoryCache.Set <User>(user.Email, user);
var purchases = Task.Factory.StartNew(() => BuyBusiness.ListPurchases(user.Id));
var advisor = Task.Factory.StartNew(() => AdvisorBusiness.SimpleGetByOwner(user.Id));
Task.WaitAll(purchases, advisor);
result.HumanAdvisorId = advisor.Result?.Id;
result.HasInvestment = purchases.Result.Count > 0;
}
return(result);
}
public LoginResponse ValidateSignature(string address, string signature)
{
BaseEmailValidation(LoggedEmail);
var user = Data.GetForNewWallet(LoggedEmail);
if (user == null)
{
throw new NotFoundException("User cannot be found.");
}
if (string.IsNullOrWhiteSpace(signature))
{
throw new BusinessException("Signature cannot be empty.");
}
address = WalletBusiness.GetAddressFormatted(address);
var wallet = WalletBusiness.GetByAddress(address);
if (wallet != null)
{
if (wallet.UserId == user.Id)
{
throw new BusinessException("The wallet is already linked to your account.");
}
else
{
throw new BusinessException("The wallet is already on used.");
}
}
var message = $"I accept the Privacy Policy and Terms of Use.";
var recoveryAddress = Signature.HashAndEcRecover(message, signature)?.ToLower();
if (address != recoveryAddress)
{
throw new BusinessException("Invalid signature.");
}
decimal?aucAmount = null;
if (!IsValidAdvisor(user))
{
aucAmount = WalletBusiness.GetAucAmount(address);
WalletBusiness.ValidateAucAmount(aucAmount.Value, GetMinimumAucAmountForUser(user));
}
var creationDate = Data.GetDateTimeNow();
using (var transaction = TransactionalDapperCommand)
{
transaction.Insert(WalletBusiness.CreateNew(creationDate, user.Id, address, aucAmount));
if (user.ReferredId.HasValue)
{
user.ReferralStatus = ReferralStatusType.InProgress.Value;
transaction.Update(user);
}
transaction.Commit();
}
ActionBusiness.InsertNewWallet(creationDate, user.Id, $"Message: {message} --- Signature: {signature}", aucAmount ?? null);
return(new LoginResponse()
{
Id = user.Id,
Email = user.Email,
HasInvestment = false,
IsAdvisor = IsValidAdvisor(user),
AdvisorName = UserBusiness.GetAdvisorName(user),
ProfileUrlGuid = UserBusiness.GetProfileUrlGuid(user),
PendingConfirmation = !user.ConfirmationDate.HasValue
});
}