public async Task <VmUser> ValidateUserLogin(VmUser userLogin)
{
VmUser vUser = null;
if (!string.IsNullOrEmpty(userLogin.UserEmail) && !string.IsNullOrEmpty(userLogin.UserEncyryptedKey))
{
var userDetails = await _dbContext.User.AsNoTracking().Where(x => x.user_email == userLogin.UserEmail).FirstOrDefaultAsync();
if (userDetails != null)
{
var masterKey = userDetails.user_email.Substring(2, 4);
var message = _encryption.DecryptText(userDetails.user_encryptedmessage, masterKey);
var newMessage = _encryption.EncryptText(userLogin.UserEncyryptedKey, message);
var result = _encryption.CompareStrings(userDetails.user_encryptedkey, newMessage, message);
if (result)
{
vUser = new VmUser(userDetails);
vUser.DecryptedUserEmail = vUser.UserEmail;
vUser.UserEmail = _encryption.EncryptText(vUser.DecryptedUserEmail, ATMConstants.emailEncKey);
return(vUser);
}
else
{
vUser = new VmUser();
vUser.Message = "Invalid email/password";
}
}
else
{
vUser = new VmUser();
vUser.Message = "User not found";
}
}
else
{
vUser = new VmUser();
vUser.Message = "Invalid email/password";
}
return(vUser);
}