def main():
'''
Test program for this class
'''
stu0 = Student("aic4242", "pass", "Alice", "in Chains")
stu1 = Student("bob8888", "pass", "Bob", "Man")
stu2 = Student("exo6666", "xkcd", "Evil", "Oscar")
tut0 = Tutor("tut1234", "pass", "Tutor", "A", "SLI")
queue = QueueStu("Primary Queue")
print("##### Push commands #####")
print(queue.len() == 0)
print(queue.is_empty() == True)
queue.push(stu0)
queue.push(stu1)
queue.push(stu2)
queue.push(tut0) # This should not be pushed
print(queue.len() == 3)
print(queue.is_empty() == False)
print(str(queue))
print("##### Pop/Top commands #####")
print(queue.top())
print(queue.top() == stu0)
print(queue.pop() == stu0)
print(str(queue))
print("##### Purge commands #####")
print(queue.purge(tut0) == None)
print(queue.purge(stu2) == stu2)
print(not (stu2 in queue))
print(stu1 in queue)
print(queue.purge_all() == None)
print(str(queue))
def main():
'''
Test program for this class
'''
tut0 = Tutor("aic4242", "pass", "Alice", "in Chains", "SLI")
tut1 = Tutor("bob8888", "pass", "Bob", "Man", "TA")
tut2 = Tutor("exo6666", "xkcd", "Evil", "Oscar", "Tutor")
stu0 = Student("stu1234", "pass", "Student", "A")
stu1 = Student("stu2345", "word", "Student", "B")
queue = QueueTut()
print("##### Add commands #####")
print(queue.len() == 0)
print(queue.is_empty() == True)
queue.add(tut0)
queue.add(tut1)
queue.add(tut2)
queue.add(stu0) # This should not be pushed
print(queue.len() == 3)
print(queue.is_empty() == False)
print(str(queue))
print("##### Next/Update commands #####")
print("next() call:" + str(queue.next()))
print("next() call:" + str(queue.next()))
print(tut0.help(stu0) == stu0)
print(queue.update(tut0) == True)
print(tut1.help(stu1) == stu1)
print(queue.update(tut1) == True)
print("next() call:" + str(queue.next()))
print(str(queue))
# tutors finish helping students
print(tut1.done() == stu1)
print(queue.update(tut1) == False)
print(tut0.done() == stu0)
print(queue.update(tut0) == False)
print(str(queue))
print("##### Purge commands #####")
print(queue.remove(stu0) == None)
print(queue.remove(tut2) == tut2)
print(not (tut2 in queue))
print(tut1 in queue)
print(tut0 in queue)
print(str(queue))
print(queue.purge_all() == None)
print(str(queue))
def main():
'''
Test program for this class
'''
stu0 = Student("stu1234", "pass", "Student", "A")
tut0 = Tutor("aic4242", "pass", "Alice", "in Chains", "SLI")
print(stu0)
print("------------------------------------------------------------------")
print(JSON_DB_Encoder.dumps(stu0))
print()
print(tut0)
print("------------------------------------------------------------------")
print(JSON_DB_Encoder.dumps(tut0))
def register_tut(self, rit_name, passwd, f_name, l_name, title=""):
'''
Registers a tutor with the system
:param: rit_name Username of the user (RIT email, sans @rit.edu)
:param: passwd Password, encrypted by client
:param: f_name First name of the user
:param: l_name Last name of the user
:param: title Optional title of the tutor
:return: New user object
'''
user = Tutor(rit_name, passwd, f_name, l_name, title)
self.bunny.register(user)
self.tut_queue.add(user)
# newly registered tutors should check the queue Student queue
self.__dispatch_tut()
return user
def login_user(self, user_name, passwd):
'''
Loads a user object from the DB; user logs into the system
:param: user User object being created
:return: User object added or None if failure
'''
# pull user from the DB
user = self.bunny.login(user_name, passwd)
# determine user type and add them to the correct queue
if (Student.is_stu(user)):
self.stu_queue.push(user)
elif (Tutor.is_tut(user)):
self.tut_queue.add(user)
# newly registered users should check the queue Student queue
self.__dispatch_tut()
return user
def remove(self, tut_uid):
'''
Remove a tutor from the queue; presumably they are now off duty
:param: tut_uid Tutor object/UID of Tutor to be removed
:return: UID of Tutor removed or None if there's an error
'''
tut_uid = User.get_uid(tut_uid)
if (Tutor.is_tut(tut_uid)):
val = None
if (tut_uid in self.busy_queue):
val = self.busy_queue[tut_uid]
del self.busy_queue[tut_uid]
elif (tut_uid in self.free_queue):
val = self.free_queue[tut_uid]
del self.free_queue[tut_uid]
return val
return None
def add(self, tut_uid, busy_state=False):
'''
Add a tutor to the queue; presumably they just went on duty
:param: tut_uid UID/Tutor object to add
:param: busy_state Optional parameter specifies if the tutor is busy
:return: Tutor UID added or None if there's an error
'''
# override busy state if tutor object is provided
if (type(tut_uid) is Tutor):
busy_state = tut_uid.busy_status()
tut_uid = User.get_uid(tut_uid)
if (Tutor.is_tut(tut_uid)):
if (busy_state):
self.busy_queue[tut_uid] = tut_uid
else:
self.free_queue[tut_uid] = tut_uid
return tut_uid
return None
def update(self, tut_uid, busy_state=False):
'''
Update the status of the tutor, based on the current status of the
tutor instance
:param: tut_uid UID/Tutor object to update
:param: busy_state Optional parameter specifies if the tutor is busy
:return: tut.busy_status() or None if update failed
'''
# override busy state if tutor object is provided
if (type(tut_uid) is Tutor):
busy_state = tut_uid.busy_status()
tut_uid = User.get_uid(tut_uid)
if (Tutor.is_tut(tut_uid)):
# remove the tutor from either queue
self.remove(tut_uid)
# re-assign the tutor
self.add(tut_uid, busy_state)
# return the current status of the Tutor
return busy_state
else:
return None