/* GetBalance()
* Determines net balance of the user's account.
*
* Modifies: amount with the value of the user's balance
* Returns: true if retrieved, false if not retrieved
*/
public static bool GetBalance(string user, string pass, ref decimal amount)
{
DBAct.UserRecords userData = null;
if (!AuthUserAndFetchData(user, pass, ref userData))
{
return(false);
}
amount = userData.GetBalance();
return(true);
}
/* AddTransaction()
* Attempts to add a new transaction to the account. Withdrawals are passed as
* negative amounts. Will fail if insufficient funds are detected.
*
* Returns: true if added, false if not added
*/
public static bool AddTransaction(string user, string pass, decimal amount)
{
string cacheName = GetCacheName(user);
DBAct.UserRecords userData = null;
if (!AuthUserAndFetchData(user, pass, ref userData))
{
return(false);
}
if (userData.GetBalance() + amount < 0)
{
return(false);
}
DateTime date = DateTime.Now;
Transaction newTransaction = CreateNewTransaction(date, amount);
userData.AddTransaction(newTransaction);
Cache.Update(cacheName, userData);
return(true);
}
