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5c486e34d3
- 新增 CODEBUDDY.md、GEMINI.md、GEMINI_CN.md 等项目文档 - 更新 Dockerfile 和其他配置文件 - 优化部分代码结构，如 orders.py、tasks.py 等 - 新增 .dockerignore 文件
49 lines
1.4 KiB
Python
49 lines
1.4 KiB
Python
"""
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链接相关模型
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"""
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from typing import TYPE_CHECKING, Any
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from sqlalchemy import String, Float, Index
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from sqlalchemy.orm import mapped_column, Mapped, relationship
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from .base import BaseModel
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if TYPE_CHECKING:
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from .orders import Orders
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class Links(BaseModel):
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"""链接数据表"""
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__tablename__ = "links"
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__table_args__ = (
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Index("ix_links_url", "url"),
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Index("ix_links_amount", "amount"),
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Index("ix_links_url_amount", "url", "amount"), # 组合索引
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)
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url: Mapped[str] = mapped_column(String(255), nullable=False, comment="链接地址")
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amount: Mapped[float] = mapped_column(Float, nullable=False, comment="金额")
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# 关系映射
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orders: Mapped[list["Orders"]] = relationship("Orders", back_populates="links")
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def __repr__(self) -> str:
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return f"<Links(id={self.id}, url={self.url}, amount={self.amount})>"
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@property
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def is_valid_amount(self) -> bool:
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"""金额是否有效"""
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return self.amount > 0
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@property
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def formatted_amount(self) -> str:
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"""格式化金额显示"""
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return f"${self.amount:.2f}"
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def to_dict(self) -> dict[str, Any]:
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"""转换为字典，包含格式化信息"""
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data = super().to_dict()
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data["is_valid_amount"] = self.is_valid_amount
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data["formatted_amount"] = self.formatted_amount
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return data
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