50 lines
1.4 KiB
Python
50 lines
1.4 KiB
Python
# my_project/models/source_link.py
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from typing import TYPE_CHECKING, Optional
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from sqlmodel import Field, Relationship, 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 .file import File
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class SourceLink(BaseModel, table=True):
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__tablename__ = 'source_links'
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name: str = Field(max_length=255, description="链接名称")
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downloads: int = Field(default=0, sa_column_kwargs={"server_default": "0"}, description="通过此链接的下载次数")
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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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file_id: int = Field(foreign_key="files.id", index=True, description="关联的文件ID")
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# 关系
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file: "File" = Relationship(back_populates="source_links") |