95 lines
2.7 KiB
Python
95 lines
2.7 KiB
Python
"""
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文章模型
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"""
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import uuid
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from datetime import datetime
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from tortoise import fields, models
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class Post(models.Model):
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"""文章模型"""
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id = fields.UUIDField(pk=True, default=uuid.uuid4)
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title = fields.CharField(max_length=200, description="文章标题")
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slug = fields.CharField(max_length=200, unique=True, description="URL别名")
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content = fields.TextField(description="文章内容(Markdown)")
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summary = fields.TextField(null=True, description="文章摘要")
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cover_image = fields.CharField(max_length=500, null=True, description="封面图片URL")
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# 关联用户（作者）
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author = fields.ForeignKeyField(
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"models.User",
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related_name="posts",
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on_delete=fields.CASCADE,
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description="作者"
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)
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# 关联分类
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category = fields.ForeignKeyField(
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"models.Category",
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related_name="posts",
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on_delete=fields.SET_NULL,
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null=True,
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description="分类"
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)
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# 标签（多对多）
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tags = fields.ManyToManyField(
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"models.Tag",
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related_name="posts",
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through="post_tags",
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description="标签"
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)
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# 统计数据
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view_count = fields.IntField(default=0, description="浏览量")
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like_count = fields.IntField(default=0, description="点赞数")
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comment_count = fields.IntField(default=0, description="评论数")
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# 状态：draft(草稿), published(已发布), archived(已归档)
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status = fields.CharField(
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max_length=20,
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default="draft",
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description="文章状态"
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)
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# SEO
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meta_title = fields.CharField(max_length=200, null=True, description="SEO标题")
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meta_description = fields.TextField(null=True, description="SEO描述")
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# 时间戳
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published_at = fields.DatetimeField(null=True, description="发布时间")
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created_at = fields.DatetimeField(auto_now_add=True, description="创建时间")
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updated_at = fields.DatetimeField(auto_now=True, description="更新时间")
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class Meta:
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table = "posts"
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ordering = ["-created_at"]
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indexes = [
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("status", "published_at"),
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("author", "status"),
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]
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def __str__(self):
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return self.title
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class PostTag(models.Model):
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"""文章-标签关联表"""
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id = fields.UUIDField(pk=True, default=uuid.uuid4)
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post = fields.ForeignKeyField(
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"models.Post",
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on_delete=fields.CASCADE,
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description="文章"
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)
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tag = fields.ForeignKeyField(
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"models.Tag",
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on_delete=fields.CASCADE,
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description="标签"
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)
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class Meta:
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table = "post_tags"
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unique_together = (("post", "tag"),)
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