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130 lines
4.5 KiB
130 lines
4.5 KiB
from datetime import datetime, timedelta
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from django.db import models
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from django.utils.timezone import now
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from project.mixins import BaseModel, DeactivatedMixin
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from apps.content.models import ImageObject
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from apps.payment import models as payment_models
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class SchoolSchedule(models.Model):
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WEEKDAY_CHOICES = (
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(1, 'понедельник'),
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(2, 'вторник'),
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(3, 'среда'),
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(4, 'четверг'),
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(5, 'пятница'),
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(6, 'суббота'),
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(7, 'воскресенье'),
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)
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weekday = models.PositiveSmallIntegerField(
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'День недели', choices=WEEKDAY_CHOICES, unique=True
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)
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title = models.CharField('Заголовок', default='', max_length=100, db_index=True)
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short_description = models.CharField(
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'Короткое описание', default='', max_length=100, db_index=True
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)
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description = models.TextField('Описание')
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materials = models.TextField('Материалы')
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age = models.PositiveSmallIntegerField('Возраст', default=0)
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month_price = models.DecimalField('Цена', max_digits=8, decimal_places=2, default=0)
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day_discount = models.DecimalField(
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'Скидка, в валюте', max_digits=8, decimal_places=2, default=0
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)
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start_at = models.TimeField('Начало урока', null=True)
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class Meta:
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ordering = ('weekday',)
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verbose_name = 'Расписание'
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verbose_name_plural = 'Расписания'
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def __str__(self):
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return dict(self.WEEKDAY_CHOICES).get(self.weekday, '')
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def is_online(self):
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return now().isoweekday() == self.weekday and now().time() >= self.start_at
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def current_live_lesson(self):
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now_time = now()
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live_lesson = LiveLesson.objects.filter(
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date__week_day=self.weekday + 1 if self.weekday % 7 else 1,
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date__week=now_time.date().isocalendar()[1],
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deactivated_at__isnull=True,
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).first()
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return live_lesson
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def previous_live_lesson(self):
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now_time = now()
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live_lesson = LiveLesson.objects.filter(
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date__week_day=self.weekday + 1 if self.weekday % 7 else 1,
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date__week=(now_time.date() - timedelta(weeks=1)).isocalendar()[1],
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deactivated_at__isnull=True,
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).first()
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return live_lesson
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class SchoolScheduleImage(models.Model):
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schoolschedule = models.ForeignKey(
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SchoolSchedule,
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on_delete=models.CASCADE,
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verbose_name='День занятия',
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related_name='schoolschedule_images',
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)
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img = models.ForeignKey(
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ImageObject,
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related_name='schoolschedule_images',
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verbose_name='Объект изображения',
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on_delete=models.CASCADE,
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null=True,
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blank=True,
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)
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created_at = models.DateTimeField(auto_now_add=True)
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update_at = models.DateTimeField(auto_now=True)
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class Meta:
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verbose_name = 'Изображение работ'
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verbose_name_plural = 'Изображения работ'
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ordering = ('-created_at',)
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class LiveLesson(BaseModel, DeactivatedMixin):
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title = models.CharField('Название урока', max_length=100)
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short_description = models.TextField('Краткое описание урока')
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stream = models.URLField('Ссылка на VIMEO', default='', blank=True)
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date = models.DateField(default=now)
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cover = models.ForeignKey(
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ImageObject,
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related_name='livelesson_covers',
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verbose_name='Обложка урока школы',
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on_delete=models.CASCADE,
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null=True,
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blank=True,
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)
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created_at = models.DateTimeField(auto_now_add=True)
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update_at = models.DateTimeField(auto_now=True)
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class Meta:
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verbose_name = 'Урок онлайн школы'
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verbose_name_plural = 'Уроки онлайн школы'
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ordering = ('-date', 'title',)
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def __str__(self):
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return self.title
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def stream_index(self):
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return self.stream.split('/')[-1]
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def is_online(self):
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weekday = self.date.isoweekday() if self.date else None
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try:
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school_schedule = SchoolSchedule.objects.get(weekday=weekday)
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except SchoolSchedule.DoesNotExist:
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return False
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else:
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start_at = school_schedule.start_at
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end_at = datetime.combine(now().today(), start_at) + timedelta(hours=2)
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return start_at <= now().time() and end_at.time() >= now().time()
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