import datetime

from .__events__ import Event, Time, addEvent
from models.user import getAllUsers
from models.bot import send

class Lesson(Event):
    weekdays = [0,1,2,3,4]
    time = [Time(8, 45), Time(10, 30), Time(13, 00), Time(14, 45), Time(16, 30)]
    sleep = 60*10

    @staticmethod
    def execute() -> None:
        lessonTime = datetime.datetime.now() + datetime.timedelta(minutes=15)
        for user in getAllUsers():
            if not 'lesson' in user.notifications: continue
            s = user.schedule()
            if not s: continue
            t = s.today()
            if t == []: continue
            w = f'<b>Скоро начнется пара</b>\n'
            for lesson in t:
                if [lessonTime.hour, lessonTime.minute] == lesson.start:
                    w += lesson.text(isToday=True)

            if len(w.split('\n')) > 2: send(user.id, w)


addEvent(Lesson)