mirror of
https://github.com/nexy7574/LCC-bot.git
synced 2024-09-19 18:16:34 +01:00
226 lines
9.5 KiB
Python
226 lines
9.5 KiB
Python
import asyncio
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from typing import Optional, Union, Dict
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import discord
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from discord.ext import commands, tasks
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import json
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from pathlib import Path
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from utils import console
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from datetime import time, datetime, timedelta
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def schedule_times():
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times = []
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for h in range(24):
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for m in range(0, 60, 15):
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times.append(time(h, m, 0))
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return times
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class TimeTableCog(commands.Cog):
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def __init__(self, bot: commands.Bot):
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self.bot = bot
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with (Path.cwd() / "utils" / "timetable.json").open() as file:
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self.timetable = json.load(file)
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self.update_status.start()
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def are_on_break(self, date: datetime = None) -> Optional[Dict[str, Union[str, datetime]]]:
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"""Checks if the date is one as a term break"""
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date = date or datetime.now()
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# That description made no sense what
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for name, dates in self.timetable["breaks"].items():
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start_date = datetime.strptime(dates["start"], "%d/%m/%Y")
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end_date = datetime.strptime(dates["end"], "%d/%m/%Y")
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if date.timestamp() <= end_date.timestamp() and date.timestamp() >= start_date.timestamp():
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return {"name": name, "start": start_date, "end": end_date}
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def cog_unload(self):
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self.update_status.stop()
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def current_lesson(self, date: datetime = None) -> Optional[dict]:
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date = date or datetime.now()
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lessons = self.timetable.get(date.strftime("%A").lower(), [])
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if not lessons:
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return
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for lesson in lessons:
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now = date.time()
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start_time = time(*lesson["start"])
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end_time = time(*lesson["end"])
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if now >= end_time:
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continue
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elif now < start_time:
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continue
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else:
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# We are now currently actively in the lesson.
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lesson = lesson.copy()
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end_datetime = date.replace(hour=end_time.hour, minute=end_time.minute)
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lesson["end"] = end_time
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lesson["start"] = start_time
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lesson["end_datetime"] = end_datetime
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return lesson
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def next_lesson(self, date: datetime = None) -> Optional[dict]:
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date = date or datetime.now()
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lessons = self.timetable.get(date.strftime("%A").lower(), []).copy()
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if not lessons:
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return
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for lesson in lessons:
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now = date.time()
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start_time = time(*lesson["start"])
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end_time = time(*lesson["end"])
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if now > end_time:
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continue
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elif now < start_time:
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lesson = lesson.copy()
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end_datetime = date.replace(hour=start_time.hour, minute=start_time.minute)
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lesson["end"] = end_time
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lesson["start"] = start_time
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lesson["start_datetime"] = end_datetime
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return lesson
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def absolute_next_lesson(self, date: datetime = None) -> dict:
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lesson = None
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date = date or datetime.now()
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# Check if there's another lesson today
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lesson = self.next_lesson(date)
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# If there's another lesson, great, return that
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# Otherwise, we need to start looking ahead.
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if lesson is None:
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# Loop until we find the next day when it isn't the weekend, and we aren't on break.
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next_available_date = date.replace(hour=0, minute=0, second=0)
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while self.are_on_break(next_available_date) or not self.timetable.get(
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next_available_date.strftime("%A").lower()
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):
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next_available_date += timedelta(days=1)
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if next_available_date.year >= 2024:
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raise RuntimeError("Failed to fetch absolute next lesson")
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# NOTE: This could be *even* more efficient but honestly as long as it works it's fine
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lesson = self.next_lesson(next_available_date) # This *must* be a date given the second part of the
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# while loop's `or` statement.
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assert lesson, "Unable to figure out the next lesson."
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return lesson
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async def update_timetable_message(
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self,
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message: Union[discord.Message, discord.ApplicationContext],
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date: datetime = None,
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*,
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no_prefix: bool = False,
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):
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date = date or datetime.now()
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_break = self.are_on_break(date)
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if _break:
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next_lesson = self.next_lesson(_break["end"] + timedelta(days=1, hours=7))
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next_lesson = next_lesson or {"name": "Unknown", "tutor": "Unknown", "room": "Unknown"}
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text = (
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"[tt] On break {!r} from {} until {}. Break ends {}, and the first lesson back is "
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"{lesson[name]!r} with {lesson[tutor]} in {lesson[room]}.".format(
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_break["name"],
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discord.utils.format_dt(_break["start"], "d"),
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discord.utils.format_dt(_break["end"], "d"),
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discord.utils.format_dt(_break["end"], "R"),
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lesson=next_lesson,
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)
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)
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else:
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lesson = self.current_lesson(date)
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if not lesson:
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next_lesson = self.next_lesson(date)
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if not next_lesson:
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next_lesson = await asyncio.to_thread(self.absolute_next_lesson, new_method=True)
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next_lesson = next_lesson or {
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"name": "unknown",
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"tutor": "unknown",
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"room": "unknown",
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"start_datetime": datetime.max,
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}
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text = (
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"[tt] No more lessons today!\n"
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f"[tt] Next Lesson: {next_lesson['name']!r} with {next_lesson['tutor']} in "
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f"{next_lesson['room']} - "
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f"Starts {discord.utils.format_dt(next_lesson['start_datetime'], 'R')}"
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)
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else:
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text = (
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f"[tt] Next Lesson: {next_lesson['name']!r} with {next_lesson['tutor']} in "
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f"{next_lesson['room']} - Starts {discord.utils.format_dt(next_lesson['start_datetime'], 'R')}"
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)
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else:
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text = (
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f"[tt] Current Lesson: {lesson['name']!r} with {lesson['tutor']} in {lesson['room']} - "
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f"ends {discord.utils.format_dt(lesson['end_datetime'], 'R')}"
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)
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next_lesson = self.next_lesson(date)
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if next_lesson:
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text += "\n[tt] Next lesson: {0[name]!r} with {0[tutor]} in {0[room]} - starts {1}".format(
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next_lesson, discord.utils.format_dt(next_lesson["start_datetime"], "R")
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)
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if no_prefix:
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text = text.replace("[tt] ", "")
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await message.edit(content=text, allowed_mentions=discord.AllowedMentions.none())
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# noinspection DuplicatedCode
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@tasks.loop(time=schedule_times())
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async def update_status(self):
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if not self.bot.is_ready():
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await self.bot.wait_until_ready()
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guild: discord.Guild = self.bot.get_guild(994710566612500550)
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channel = discord.utils.get(guild.text_channels, name="timetable")
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channel = channel or discord.utils.get(guild.text_channels, name="general")
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channel: discord.TextChannel
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async for _message in channel.history(limit=20, oldest_first=False):
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if _message.author == self.bot.user and _message.content.startswith("[tt]"):
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message = _message
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break
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else:
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message = await channel.send("[tt] (loading)")
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message: discord.Message
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await self.update_timetable_message(message)
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@commands.slash_command()
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async def lesson(self, ctx: discord.ApplicationContext, *, date: str = None):
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"""Shows the current/next lesson."""
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if date:
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try:
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date = datetime.strptime(date, "%d/%m/%Y %H:%M")
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except ValueError:
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return await ctx.respond("Invalid date (DD/MM/YYYY HH:MM).")
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else:
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date = datetime.now()
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await ctx.defer()
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await self.update_timetable_message(ctx, date, no_prefix=True)
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@commands.slash_command(name="timetable")
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async def _timetable(self, ctx: discord.ApplicationContext, date: str = None):
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"""Shows the timetable for today/the specified date"""
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if date:
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try:
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date = datetime.strptime(date, "%d/%m/%Y")
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except ValueError:
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return await ctx.respond("Invalid date (DD/MM/YYYY).")
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else:
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date = datetime.now()
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lessons = self.timetable.get(date.strftime("%A").lower(), [])
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if not lessons:
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return await ctx.respond(f"No lessons on {discord.utils.format_dt(date, 'D')}.")
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blocks = [f"```\nTimetable for {date.strftime('%A')}:\n```"]
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for lesson in lessons:
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start_datetime = date.replace(hour=lesson["start"][0], minute=lesson["start"][1])
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end_datetime = date.replace(hour=lesson["end"][0], minute=lesson["end"][1])
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text = (
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f"{discord.utils.format_dt(start_datetime, 't')} to {discord.utils.format_dt(end_datetime, 't')}"
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f":\n> Lesson Name: {lesson['name']!r}\n"
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f"> Tutor: **{lesson['tutor']}**\n> Room: `{lesson['room']}`"
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)
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blocks.append(text)
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await ctx.respond("\n\n".join(blocks))
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def setup(bot):
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bot.add_cog(TimeTableCog(bot))
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