def handle_request(self, id):
"""Common code between booking and withdrawing a user
from a presentation. POST request signify a booking and
DELETE mean to withdraw a user from that presentation.
Other methods handle the service layer interactions.
"""
service = CourseService.from_context()
oauth = OAuth1Service.from_context()
if oauth.authorized:
if request.method == "POST":
result = self.book(id, service, oauth)
# returning the presentation that has just been booked
# can be used to display the status of the booking
if result:
return HALCourseRepresentation(result, request.url_rule.endpoint).as_json()
elif request.method == "DELETE":
result = self.withdraw(id, service, oauth)
if result:
return {"success": True}
else:
# TODO better response in case of failure (not possible atm)
raise ApplicationException(
message="Error in response from the provider", status_code=409, payload={"success": False}
)
else:
raise ApplicationException(message="Not authorised", status_code=401)
def handle_request(self):
courses = CourseService.from_context()
oauth = OAuth1Service.from_context()
return courses.my_courses(signer=oauth.signer)