建立等候名單項目時,可能會發生 WaitlistEntry 失敗的情況。
// Status data that conveys why creating a waitlist entry fails. // If there is a business logic error that is not captured here, please // reach out to the Reserve with Google team to add it to this list. Other // errors should be returned using standard HTTP error codes. message WaitlistBusinessLogicFailure { enum Cause { // Default value: Don't use; amounts to an "unknown error" // Unexpected errors must be returned using standard HTTP error codes. CAUSE_UNSPECIFIED = 0; // The user has already booked a waitlist entry with the partner. EXISTING_WAITLIST_ENTRY = 1; // The requested party size is below the merchant’s minimum. BELOW_MIN_PARTY_SIZE = 2; // The requested party size is above the merchant’s maximum. ABOVE_MAX_PARTY_SIZE = 3; // The requested merchant is currently closed. MERCHANT_CLOSED = 4; // There is currently no wait and the user should walk in without joining // the waitlist. NO_WAIT = 5; // The waitlist is at capacity and new users are not being accepted at this // time. WAITLIST_FULL = 6; // The country of the phone number is not supported. PHONE_NUMBER_COUNTRY_UNSUPPORTED = 7; // The waitlist is closed and not accepting new users. This is expected when // the waitlist enters state CLOSED_OTHER after the user has already seen a // wait estimate. WAITLIST_CLOSED = 8; } // Required. The reason why the booking failed. Cause cause = 1; // This optional field is used for the partner to include additional // information for debugging purposes only. string description = 2; }