Operation Contracts - CSCI-360-2022/Software-Chasers Wiki

Operation Contracts:

Contract CO1: purchaseTicket

Name Details
Operation: purchaseTicket(userID: integer, ticketID: unsigned integer, cardInfo: struct, eventID)
Cross References: Use Cases: Purchasing a ticket.
Preconditions: * Buyer must use the application to submit a request to purchase a ticket to the server* Buyer must have filled out the purchase form with credit card information.* Buyer must be logged in.
Postconditions - eventID.atendees was incremented by 1- userID.account.tickets was updated with the ticket information

Contract CO2: searchFor

Name Details
Operation: searchFor(query: String)
Cross References: Use Cases: Searching for a ticket.
Preconditions: * A user must type into the search bar
Postconditions: - A query through the database was performed - event.information query results were displayed to the user in a presentable format.

Contract CO3: generateReceipt

Name Details
Operation: generateReceipt(userID: integer)
Cross References: Use Cases: Purchasing a ticket.
Preconditions: * Buyer must be logged in.* Buyer must have purchased a ticket.
Postconditions: - ticket.information was generated and associated with the buyer.

Contract CO4: sendReceipt

Name Details
Operation: sendReceipt(receiptID: integer)
Cross References: Use Cases: Purchasing a ticket.
Preconditions: * Buyer must be logged in. * Buyer must have purchased a ticket.
Postconditions: - ticket.information was sent to the email of the buyer.