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serialize.py
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serialize.py
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import datetime
from enum import Enum
class Slot:
SLOT_MAP = {
1: datetime.time(8, 15),
2: datetime.time(10, 0),
3: datetime.time(11, 45),
4: datetime.time(13, 45),
5: datetime.time(15, 45),
}
def __init__(self, slot):
self.start_time = self.SLOT_MAP[slot]
# add 1 hour and half an hour
self.end_time = datetime.datetime.combine(
datetime.date.today(), self.start_time
) + datetime.timedelta(hours=1, minutes=30)
self.end_time = self.end_time.time()
def __str__(self):
return f"{self.start_time}-{self.end_time}"
class Session:
def __init__(self):
self.location: str = ""
self.slot: Slot = None
self.instructor: Person = Person()
self.course_code: str = ""
self.group: str = ""
self.week_day = None
self.type: TYPE = TYPE.LAB
self.course_name: str = ""
def __str__(self):
return f"{self.location} {self.slot} {self.instructor} {self.course_code} {self.group} {self.week_day} {self.type}"
def next_weekday(self, d, weekday):
days_ahead = weekday - d.weekday()
if days_ahead <= 0: # Target day already happened this week
days_ahead += 7
return d + datetime.timedelta(days_ahead)
def export_to_google_calendar(self):
rows = []
start_date = self.next_weekday(datetime.date.today(), self.week_day)
print(self)
end_date = start_date
start_time = self.slot.start_time
end_time = self.slot.end_time
event = f"[{self.type}] {self.course_name},{start_date},{start_time},{end_date},{end_time},{self.instructor},{self.location},True"
rows.append(event)
# generate event for each week
for _ in range(0, 11):
start_date = start_date + datetime.timedelta(weeks=1)
end_date = end_date + datetime.timedelta(weeks=1)
event = f"[{self.type}] {self.course_name},{start_date},{start_time},{end_date},{end_time},{self.instructor},{self.location},True"
rows.append(event)
return rows
class Person:
def __init__(self):
self.name = None
self.email = None
def __str__(self):
return f"{self.name} {self.email}"
class TYPE(Enum):
LEC = 1
LAB = 2
TUT = 3
def __str__(self):
return self.name
class SessionDeserializer:
"""
Given a dictionary, return a Session object
param data: a dictionary containing the data to be deserialized
[
"course_code": "CSC108H1F",
"group": "L0101",
type: "LAB",
sessions: [
{
"x" : 1,
"y" : 2,
"location" : "BA 1202",
"staff" : [
{
"name" : "John Doe",
"email" : ""
}
]
},
{
"x" : 1,
"y" : 3,
"location" : "BA 1202",
"staff" : [
{
"name" : "John Doe",
"email" : ""
}
]
]
"""
def __init__(self):
self.data: dict = {}
def deserialize(self, data: dict) -> list[Session]:
sessions = []
for session_ in data["sessions"]:
session = Session()
session.course_code = data["course_code"]
session.group = data["tut_group"]
session.type = self.get_type(data["type"])
session.location = session_["location"]
session.slot = Slot(session_["y"] + 1)
session.week_day = self.get_day(session_["x"] + 1)
try:
session.instructor.name = session_["staff"][0]["name"]
except IndexError:
session.instructor.name = "Unknown"
try:
session.instructor.email = session_["staff"][0]["email"]
except IndexError:
session.instructor.email = "Unknown"
session.course_name = data["course_name"]
sessions.append(session)
return sessions
def get_type(self, type: str) -> TYPE:
if type == "Practical":
return TYPE.LAB
elif type == "Lecture":
return TYPE.LEC
elif type == "Tutorial":
return TYPE.TUT
else:
raise ValueError("Invalid type")
def get_day(self, day: int):
return (day + 4) % 7
def get_json_data(id):
import requests
url = f"https://europe-west1-gucschedule.cloudfunctions.net/get_student_schedule/?id={id}"
response = requests.get(url)
return response.json()
if __name__ == "__main__":
id = input("Enter your student id: ")
data = get_json_data(id)["data"]
session_deserializer = SessionDeserializer()
rows = []
rows.append(
"Subject,Start Date,Start Time,End Date,End Time,Description,Location,Private"
)
for d in data['slots']:
sessions = session_deserializer.deserialize(d)
for session in sessions:
rows.extend(session.export_to_google_calendar())
with open(f"guc-schedule-{id}.csv", "w") as f:
f.write("\n".join(rows))