didier/data/schedule.py

147 lines
4.2 KiB
Python

from dacite import from_dict
from dataclasses import dataclass, field
from datetime import datetime, timedelta
from enums.platforms import Platforms
from functions.config import get
from functions.timeFormatters import fromArray, forward_to_weekday
import json
from typing import Dict, Optional, List
@dataclass
class Holiday:
start_date: List[int]
end_date: List[int]
start_date_parsed: datetime = field(init=False)
end_date_parsed: datetime = field(init=False)
duration: timedelta = field(init=False)
def __post_init__(self):
self.start_date_parsed = fromArray(self.start_date)
self.end_date_parsed = fromArray(self.end_date)
self.duration = self.end_date_parsed - self.start_date_parsed
def has_passed(self, current_day: datetime) -> bool:
"""
Check if a holiday has passed already
"""
return current_day > self.end_date_parsed
@dataclass
class Course:
day: str
week: int
course_dict: Dict
@dataclass
class Location:
campus: str
building: str
room: str
@dataclass
class Timeslot:
course: Course
start_time: int
end_time: int
canceled: bool = False
is_special: bool = False
location: Optional[Location] = None
online_link: Optional[str] = None
online_platform: Optional[Platforms] = None
@dataclass
class Schedule:
day: datetime
targetted_weekday: bool = False
schedule_dict: Dict = field(init=False)
start_date: datetime = field(init=False)
end_date: datetime = field(init=False)
semester_over: bool = False
holiday_offset: int = 0
current_holiday: Optional[Holiday] = None
_weekday_str: str = field(init=False)
def __post_init__(self):
self.schedule_dict: Dict = self.load_schedule_file()
self.start_date = fromArray(self.schedule_dict["semester_start"])
self.end_date = fromArray(self.schedule_dict["semester_end"])
# Semester is over
if self.end_date <= self.day:
self.semester_over = True
return
self.check_holidays()
# Store the target weekday (in case it exists) so we can ask for the next
# friday after the holiday, for example
target_weekday = -1 if not self.targetted_weekday else self.day.weekday()
# Show schedule for after holidays
if self.current_holiday is not None:
# Set day to day after holiday
self.day = self.current_holiday.end_date_parsed + timedelta(days=1)
# Find the next [DAY] after the holidays
if target_weekday != -1:
self.day = forward_to_weekday(self.day, target_weekday)
print(self.day)
def check_holidays(self):
"""
Do all holiday-related stuff here to avoid multiple loops
"""
for hol_entry in self.schedule_dict.get("holidays", []):
holiday: Holiday = from_dict(Holiday, hol_entry)
# Hasn't happened yet, don't care
if holiday.start_date_parsed > self.day:
continue
# In the past: add the offset
if holiday.has_passed(self.day):
self.holiday_offset += (self.day - holiday.end_date_parsed) // 7
elif holiday.start_date_parsed <= self.day <= holiday.end_date_parsed:
self.current_holiday = holiday
def load_schedule_file(self) -> Dict:
"""
Load the schedule from the JSON file
"""
semester = get("semester")
year = get("year")
with open(f"files/schedules/{year}{semester}.json", "r") as fp:
return json.load(fp)
def get_week(self) -> int:
"""
Get the current week of the semester
"""
diff: timedelta = self.day - self.start_date
# Hasn't started yet, show week 1
if diff.days < 0:
return 1
# Add +1 at the end because week 1 would be 0 as it's not over yet
return (diff.days // 7) + self.holiday_offset + 1
def find_slot_for_course(self, course_dict: Dict) -> List[Timeslot]:
"""
Create time timeslots for a course
"""
pass
def create_schedule(self):
"""
Create the schedule for the current week
"""
week: int = self.get_week()