def CancelTicket(transactionList, validServices, loginMode):
serviceNumber = input()
if not validation.ValidServNumber(serviceNumber):
return
numTickets = input()
if not validation.validNumberOfTickets(numTickets):
return
ticketsCancelled = int(numTickets) + validation.TicketsServiced(
serviceNumber, "CAN", transactionList)
if ticketsCancelled > 10 and loginMode == "agent":
print(
"error: cannot cancel more than 10 tickets of same service in agent mode"
)
return
totalTicketsCancelled = int(numTickets) + validation.AllTicketsServiced(
"CAN", transactionList)
if totalTicketsCancelled > 20 and loginMode == "agent":
print("error: cannot cancel more than 20 tickets in agent mode")
return
if not validation.ServiceExistsVSF(serviceNumber, validServices):
print("error: service does not exist")
return
if validation.ServiceExistsTSF(serviceNumber, transactionList):
print("error: service has been newly created or newly deleted")
return
transactionList.append(
fileio.CreateTransaction("CAN", serviceNumber, numTickets))
def SellTicket(transactionList, validServices):
serviceNumber = input()
if not validation.ValidServNumber(serviceNumber):
return
numTickets = input()
if not validation.validNumberOfTickets(numTickets):
return
if not validation.ServiceExistsVSF(serviceNumber, validServices):
print("error: service does not exist")
return
if validation.ServiceExistsTSF(serviceNumber, transactionList):
print("error: service has been newly created or newly deleted")
return
transactionList.append(
fileio.CreateTransaction("SEL", serviceNumber, numTickets))
def DeleteService(transactionList, validServices):
serviceNumber = input()
if not validation.ValidServNumber(serviceNumber):
return
serviceName = input()
if not validation.ValidServName(serviceName):
return
if not validation.ServiceExistsVSF(serviceNumber, validServices):
print("error: service does not exist")
return
if validation.ServiceExistsTSF(serviceNumber, transactionList):
print("error: service has been newly created or newly deleted")
return
transactionList.append(
fileio.CreateTransaction("DEL", serviceNumber, serviceName))
def ChangeTicket(transactionList, validServices, loginMode):
serviceNumber1 = input()
if not validation.ValidServNumber(serviceNumber1):
return
if not validation.ServiceExistsVSF(serviceNumber1, validServices):
print("error: source service does not exist")
return
if validation.ServiceExistsTSF(serviceNumber1, transactionList):
print("error: source service has been newly created or newly deleted")
return
serviceNumber2 = input()
if not validation.ValidServNumber(serviceNumber2):
return
if not validation.ServiceExistsVSF(serviceNumber2, validServices):
print("error: destination service does not exist")
return
if validation.ServiceExistsTSF(serviceNumber2, transactionList):
print(
"error: destination service has been newly created or newly deleted"
)
return
if serviceNumber1 == serviceNumber2:
print("error: service numbers cannot be identical")
return
numTickets = input()
if not validation.validNumberOfTickets:
return
totalTicketsCancelled = int(numTickets) + validation.AllTicketsServiced(
"CHG", transactionList)
if totalTicketsCancelled > 20 and loginMode == "agent":
print("error: cannot cancel more than 20 tickets in agent mode")
return
transactionList.append(
fileio.CreateTransaction("CHG", serviceNumber1, serviceNumber2,
numTickets))