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pickling-mes/backend/app/models/plan_log.py

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from sqlalchemy import Column, Integer, String, DateTime, Text, func
from app.database import Base
class PlanLog(Base):
"""计划操作/状态变更日志"""
__tablename__ = "plan_logs"
id = Column(Integer, primary_key=True, index=True)
plan_id = Column(Integer, index=True, comment="计划id")
plan_no = Column(String(30), index=True, comment="计划号")
coil_no = Column(String(30), comment="冷卷号")
action = Column(String(20), comment="操作: 新增/移动/投入生产/生产完成/删除")
from_status = Column(String(20), comment="原状态")
to_status = Column(String(20), comment="新状态")
position = Column(String(40), comment="变化位置")
operator = Column(String(50), comment="操作人")
detail = Column(Text, comment="说明")
created_at = Column(DateTime, server_default=func.now(), index=True)