216 lines
7.1 KiB
Python
216 lines
7.1 KiB
Python
import datetime
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from django.contrib.auth import get_user_model
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from django.db import models
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from django.urls.base import reverse
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from django.utils import timezone
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from django.utils.text import slugify
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from comments.models import Comment
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from common import mixins
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from films.models import Film
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import common.help_texts
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User = get_user_model()
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class BlenderVersion(models.TextChoices):
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v270 = '2.70'
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v280 = '2.80'
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v290 = '2.90'
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v300 = '3.0'
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v310 = '3.1'
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v340 = '3.4'
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v350 = '3.5'
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v360 = '3.6'
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v400 = '4.0'
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class Character(mixins.CreatedUpdatedMixin, models.Model):
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"""This represents a Blender Studio character."""
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class Meta:
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ordering = ['order', '-date_published']
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date_published = models.DateTimeField(default=timezone.now)
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film = models.ForeignKey(
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Film, on_delete=models.CASCADE, related_name='characters', null=True, blank=True
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)
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order = models.IntegerField(null=True, blank=True)
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name = models.CharField(max_length=512)
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slug = models.SlugField(unique=True)
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is_published = models.BooleanField(default=False)
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def clean(self) -> None:
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# TODO(fsiddi) Add background job to update file metadata for static_asset on the bucket
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super().clean()
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if not self.slug:
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self.slug = slugify(self.name)[:50]
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def __str__(self) -> str:
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return self.name
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@property
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def latest_version(self) -> 'CharacterVersion':
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return self.versions.first()
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@property
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def is_new(self) -> bool:
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return self.date_published > timezone.now() - datetime.timedelta(days=7)
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def get_absolute_url(self) -> str:
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return reverse('character-detail', kwargs={'slug': self.slug})
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@property
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def admin_url(self) -> str:
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return reverse('admin:characters_character_change', args=[self.pk])
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@property
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def like_url(self) -> str:
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return reverse('api-character-like', kwargs={'character_pk': self.pk})
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class CharacterVersion(mixins.CreatedUpdatedMixin, models.Model):
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class Meta:
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ordering = ['-number']
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date_published = models.DateTimeField(default=timezone.now)
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character = models.ForeignKey(Character, on_delete=models.CASCADE, related_name='versions')
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static_asset = models.ForeignKey(
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'static_assets.StaticAsset', on_delete=models.CASCADE, related_name='character_versions'
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)
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preview_video_static_asset = models.ForeignKey(
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'static_assets.StaticAsset', on_delete=models.SET_NULL, null=True, blank=True
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)
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preview_youtube_link = models.URLField(null=True, blank=True)
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number = models.IntegerField()
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min_blender_version = models.CharField(
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choices=BlenderVersion.choices, max_length=5, db_index=True
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)
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description = models.TextField(blank=True, help_text=common.help_texts.markdown_with_html)
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is_published = models.BooleanField(default=False)
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is_free = models.BooleanField(default=False)
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comments = models.ManyToManyField(
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Comment, through='CharacterVersionComment', related_name='character_version'
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)
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def __str__(self) -> str:
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return f'{self.character_id and self.character.name or "Character"} v{self.number or "?"}'
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@property
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def is_new(self) -> bool:
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return self.date_published > timezone.now() - datetime.timedelta(days=7)
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def get_absolute_url(self) -> str:
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return reverse(
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'character-version-detail',
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kwargs={'slug': self.character.slug, 'number': self.number},
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)
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@property
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def comment_url(self) -> str:
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return reverse(
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'api-character-version-comment',
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kwargs={'character_version_pk': self.pk},
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)
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class CharacterShowcase(mixins.CreatedUpdatedMixin, models.Model):
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class Meta:
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ordering = ['order', '-date_published']
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date_published = models.DateTimeField(default=timezone.now)
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character = models.ForeignKey(Character, on_delete=models.CASCADE, related_name='showcases')
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static_asset = models.ForeignKey(
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'static_assets.StaticAsset',
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blank=True,
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null=True,
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on_delete=models.CASCADE,
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related_name='character_showcase',
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)
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preview_video_static_asset = models.ForeignKey(
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'static_assets.StaticAsset', on_delete=models.SET_NULL, null=True, blank=True
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)
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preview_youtube_link = models.URLField(null=True, blank=True)
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min_blender_version = models.CharField(
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choices=BlenderVersion.choices, max_length=5, db_index=True
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)
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title = models.CharField(max_length=512)
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description = models.TextField(blank=True, help_text=common.help_texts.markdown_with_html)
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is_published = models.BooleanField(default=False)
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is_free = models.BooleanField(default=False)
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order = models.IntegerField(null=True, blank=True)
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comments = models.ManyToManyField(
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Comment, through='CharacterShowcaseComment', related_name='character_showcase'
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)
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def __str__(self) -> str:
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return f'Showcase "{self.title}" for {self.character_id and self.character.name}'
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@property
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def is_new(self) -> bool:
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return self.date_published > timezone.now() - datetime.timedelta(days=7)
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def get_absolute_url(self) -> str:
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return reverse(
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'character-showcase-detail',
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kwargs={'slug': self.character.slug, 'pk': self.pk},
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)
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@property
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def comment_url(self) -> str:
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return reverse(
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'api-character-showcase-comment',
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kwargs={'character_showcase_pk': self.pk},
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)
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class CharacterVersionComment(models.Model):
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"""This is an intermediary model between CharacterVersion and Comment.
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A CharacterVersion should in fact only relate to one Comment, hence the
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OneToOne comment field.
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"""
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character_version = models.ForeignKey(CharacterVersion, on_delete=models.CASCADE)
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comment = models.OneToOneField(Comment, on_delete=models.CASCADE)
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class CharacterShowcaseComment(models.Model):
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"""This is an intermediary model between CharacterShowcase and Comment.
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A CharacterShowcase should in fact only relate to one Comment, hence the
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OneToOne comment field.
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"""
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character_showcase = models.ForeignKey(CharacterShowcase, on_delete=models.CASCADE)
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comment = models.OneToOneField(Comment, on_delete=models.CASCADE)
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class Like(mixins.CreatedUpdatedMixin, models.Model):
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class Meta:
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constraints = [
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models.UniqueConstraint(
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fields=['user', 'character'], name='only_one_like_per_character_and_user'
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)
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]
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# Whenever a User is deleted their Like lives on to ensure integrity of the conversation.
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# Instead, we remove the reference to the User to honor the deletion request as much as
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# possible.
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user = models.ForeignKey(
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User, null=True, blank=False, on_delete=models.SET_NULL, related_name='liked_characters'
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)
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character = models.ForeignKey(Character, on_delete=models.CASCADE, related_name='likes')
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def __str__(self) -> str:
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return f'Like by {self.username} on {self.character}'
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@property
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def username(self) -> str:
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return '<deleted>' if self.user is None else self.user.username
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