54 lines
1.7 KiB
Python
54 lines
1.7 KiB
Python
# my_project/models/tag.py
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from typing import Optional, TYPE_CHECKING
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from sqlmodel import Field, Relationship, UniqueConstraint, Column, func, DateTime
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from .base import BaseModel
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from datetime import datetime
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if TYPE_CHECKING:
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from .user import User
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class Tag(BaseModel, table=True):
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__tablename__ = 'tags'
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__table_args__ = (UniqueConstraint("name", "user_id", name="uq_tag_name_user"),)
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name: str = Field(max_length=255, description="标签名称")
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icon: Optional[str] = Field(default=None, max_length=255, description="标签图标")
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color: Optional[str] = Field(default=None, max_length=255, description="标签颜色")
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type: int = Field(default=0, sa_column_kwargs={"server_default": "0"}, description="标签类型: 0=手动, 1=自动")
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expression: Optional[str] = Field(default=None, description="自动标签的匹配表达式")
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created_at: Optional[datetime] = Field(
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default=None,
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sa_column=Column(
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DateTime,
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nullable=False,
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server_default=func.now(),
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comment="创建时间",
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),
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)
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updated_at: Optional[datetime] = Field(
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default=None,
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sa_column=Column(
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DateTime,
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nullable=False,
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server_default=func.now(),
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onupdate=func.now(),
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comment="更新时间",
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),
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)
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delete_at: Optional[datetime] = Field(
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default=None,
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sa_column=Column(
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DateTime,
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nullable=True,
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comment="删除时间",
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),
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)
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# 外键
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user_id: int = Field(foreign_key="users.id", index=True, description="所属用户ID")
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# 关系
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user: "User" = Relationship(back_populates="tags") |