public HttpResponseMessage PostLoginUser(UserModel model)
{
var responseMsg = this.PerformOperationAndHandleExceptions(
() =>
{
var context = new OnlineBankContext();
using (context)
{
this.ValidateUsername(model.DisplayName);
this.ValidateAuthCode(model.AuthCode);
var usernameToLower = model.DisplayName.ToLower();
var user = context.Users.FirstOrDefault(
usr => usr.Username == usernameToLower
&& usr.AuthCode == model.AuthCode);
if (user == null)
{
throw new InvalidOperationException("Invalid username or password");
}
if (user.SessionKey == null)
{
user.SessionKey = this.GenerateSessionKey(user.Id);
context.SaveChanges();
}
var loggedModel = new LoggedUserModel()
{
DisplayName = user.Username,
SessionKey = user.SessionKey
};
var response =
this.Request.CreateResponse(HttpStatusCode.Created,
loggedModel);
return response;
}
});
return responseMsg;
}
public HttpResponseMessage DepositCash(int id, decimal depositSum, string sessionKey)
{
var response = this.PerformOperationAndHandleExceptions(() =>
{
OnlineBankContext context = new OnlineBankContext();
this.ValidateSessionKey(sessionKey, context);
var acc = (from account in context.Accounts.Include("Owner")
where account.Id == id && account.Owner.SessionKey == sessionKey
select account).FirstOrDefault();
if (acc == null)
{
throw new ArgumentException("Account not found.");
}
TransactionLog transactionLog = new TransactionLog()
{
Account = acc,
LogDate = DateTime.Now,
LogText = string.Format("{0} deposited {1} money in {2}", acc.Owner.FullName, depositSum, acc.Id)
};
acc.Transactions.Add(transactionLog);
context.TransactionLogs.Add(transactionLog);
acc.Balance += depositSum;
context.SaveChanges();
var responseMsg = this.Request.CreateResponse(HttpStatusCode.OK, "OK");
return responseMsg;
});
return response;
}
public HttpResponseMessage PutLogoutUser(string sessionKey)
{
var context = new OnlineBankContext();
var user = context.Users.FirstOrDefault(u => u.SessionKey == sessionKey);
user.SessionKey = null;
context.SaveChanges();
var response =
this.Request.CreateResponse(HttpStatusCode.OK);
return response;
}