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70 lines
2.5 KiB
70 lines
2.5 KiB
import arrow
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from django.db import models
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from django.utils import timezone
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from django.contrib.auth import get_user_model
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from .manager import CategoryQuerySet
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User = get_user_model()
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class Course(models.Model):
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STATUS_CHOICES = (
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(0, 'Pending'),
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(1, 'Published'),
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(2, 'Archived'),
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)
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author = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True)
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title = models.CharField("Название курса", max_length=100)
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short_description = models.TextField("Краткое описание курса")
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cover = models.ImageField("Фон курса", upload_to='courses')
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price = models.DecimalField("Цена курса", help_text="Если цены нету, то курс бесплатный", max_digits=10, decimal_places=2, null=True, blank=True)
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is_infinite = models.BooleanField(default=False)
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deferred_start_at = models.DateTimeField("Отложенный запуск курса", help_text="Заполнить если курс отложенный", null=True, blank=True)
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category = models.ForeignKey("Category", on_delete=models.PROTECT)
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duration = models.IntegerField("Продолжительность курса", default=0)
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is_featured = models.BooleanField(default=False)
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url = models.URLField('Ссылка', default='')
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status = models.PositiveSmallIntegerField('Статус', default=0, choices=STATUS_CHOICES)
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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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@property
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def is_free(self):
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if self.price:
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return False
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return True
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@property
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def deferred_start_at_humanize(self):
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return arrow.get(self.deferred_start_at).humanize(locale='ru')
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@property
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def created_at_humanize(self):
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return arrow.get(self.created_at).humanize(locale='ru')
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@property
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def is_deferred_start(self):
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if not self.deferred_start_at:
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return False
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if timezone.now() < self.deferred_start_at:
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return True
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return False
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class Meta:
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verbose_name = "Курс"
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verbose_name_plural = "Курсы"
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ordering = ['-created_at']
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class Category(models.Model):
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title = models.CharField("Название категории", max_length=100)
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def __str__(self):
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return self.title
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class Meta:
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verbose_name = "Категория"
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verbose_name_plural = "Категории"
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