55 lines
1.9 KiB
Python
55 lines
1.9 KiB
Python
# coding=utf-8
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"""菜品名称表（总服务器权威；SQLite 可缓存镜像）。
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说明：一张记录对应一道菜的标准名称，不是 XLS 里的「食材二级形态库」。
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"""
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from datetime import datetime
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from sqlalchemy import Column, DateTime, Index, Integer, String
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from sqlalchemy.orm import relationship
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from sqlalchemy.sql import func
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from dao.db import Base
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class DishCategory(Base):
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__tablename__ = 'dish_categories'
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id = Column(Integer, primary_key=True, autoincrement=True, comment='主键ID')
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# 业务上仅对 is_active=1 的名称保证唯一；软删除时由业务层改名避免撞约束
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name = Column(String(100), nullable=False, unique=True, comment='菜品标准名称')
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alias = Column(String(255), nullable=True, comment='别名（逗号分隔）')
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create_time = Column(
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DateTime,
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nullable=False,
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default=datetime.now,
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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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update_time = Column(
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DateTime,
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nullable=False,
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default=datetime.now,
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server_default=func.now(),
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onupdate=datetime.now,
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comment='更新时间（增量同步关键）',
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)
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is_active = Column(Integer, nullable=False, default=1, server_default='1', comment='是否启用：1启用 0软删除')
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templates = relationship('GlobalTemplate', back_populates='category')
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__table_args__ = (
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Index('idx_dish_categories_active', 'is_active'),
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Index('idx_dish_categories_update_time', 'update_time'),
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)
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def to_dict(self):
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return {
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'id': self.id,
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'name': self.name,
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'alias': self.alias,
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'is_active': self.is_active,
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'create_time': self.create_time.strftime('%Y-%m-%d %H:%M:%S') if self.create_time else None,
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'update_time': self.update_time.strftime('%Y-%m-%d %H:%M:%S') if self.update_time else None,
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}
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