#include <limits.h>
int _GetMinBalance(int Account);
+ int _CanTransfer(int Source, int Destination, int Ammount);
int _Transfer(int Source, int Destination, int Ammount, const char *Reason);
// === CODE ===
*/
int DispenseItem(int ActualUser, int User, tItem *Item)
{
- int ret;
+ int ret, salesAcct;
tHandler *handler;
char *username, *actualUsername;
- char *reason;
+
+ salesAcct = Bank_GetAcctByName(COKEBANK_SALES_ACCT);
+
+ // Check if the user can afford it
+ if( Item->Price && !_CanTransfer(User, salesAcct, Item->Price) )
+ {
+ return 2; // 2: No balance
+ }
handler = Item->Handler;
ret = handler->CanDispense( User, Item->ID );
if(ret) return 1; // 1: Unable to dispense
}
-
- // Subtract the balance
- reason = mkstr("Dispense - %s:%i %s", handler->Name, Item->ID, Item->Name);
- if( !reason ) reason = Item->Name; // TODO: Should I instead return an error?
- ret = _Transfer( User, Bank_GetAcctByName(COKEBANK_SALES_ACCT), Item->Price, reason);
- free(reason);
- if(ret) return 2; // 2: No balance
// Get username for debugging
username = Bank_GetAcctName(User);
if( handler->DoDispense ) {
ret = handler->DoDispense( User, Item->ID );
if(ret) {
- Log_Error("Dispense failed after deducting cost (%s dispensing %s - %ic)",
+ Log_Error("Dispense failed (%s dispensing '%s' - %ic)",
username, Item->Name, Item->Price);
- _Transfer( Bank_GetAcctByName(COKEBANK_SALES_ACCT), User, Item->Price, "rollback" );
free( username );
- return -1; // 1: Unkown Error again
+ return -1; // 1: Unknown Error again
}
}
+ // Take away money
+ if( Item->Price )
+ {
+ char *reason;
+ reason = mkstr("Dispense - %s:%i %s", handler->Name, Item->ID, Item->Name);
+ _Transfer( User, salesAcct, Item->Price, reason );
+ free(reason);
+ }
+
actualUsername = Bank_GetAcctName(ActualUser);
// And log that it happened
return 0;
}
+int DispenseSet(int ActualUser, int User, int Balance, const char *ReasonGiven)
+{
+ int curBal = Bank_GetBalance(User);
+ char *byName, *dstName;
+
+ _Transfer( Bank_GetAcctByName(COKEBANK_DEBT_ACCT), User, Balance-curBal, ReasonGiven );
+
+ byName = Bank_GetAcctName(ActualUser);
+ dstName = Bank_GetAcctName(User);
+
+ Log_Info("set balance of %s to %i by %s [balance %i] - %s",
+ dstName, Balance, byName, Bank_GetBalance(User), ReasonGiven
+ );
+
+ free(byName);
+ free(dstName);
+
+ return 0;
+}
+
/**
* \brief Donate money to the club
*/
// Admin to -$10
if( flags & USER_FLAG_ADMIN ) return -1000;
- // Coke to -$10
+ // Coke to -$5
if( flags & USER_FLAG_COKE ) return -500;
// Anyone else, non-negative
return 0;
}
-int _Transfer(int Source, int Destination, int Ammount, const char *Reason)
+/**
+ * \brief Check if a transfer is possible
+ */
+int _CanTransfer(int Source, int Destination, int Ammount)
{
if( Ammount > 0 )
{
if( Bank_GetBalance(Source) + Ammount < _GetMinBalance(Source) )
- return 1;
+ return 0;
}
else
{
if( Bank_GetBalance(Destination) - Ammount < _GetMinBalance(Destination) )
- return 1;
+ return 0;
}
-
+ return 1;
+}
+
+int _Transfer(int Source, int Destination, int Ammount, const char *Reason)
+{
+ if( !_CanTransfer(Source, Destination, Ammount) )
+ return 1;
return Bank_Transfer(Source, Destination, Ammount, Reason);
}