60 lines
2.5 KiB
Python
60 lines
2.5 KiB
Python
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import enum
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from sqlalchemy import Column, Integer, String, Float, DateTime, Text, Enum, func
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from app.database import Base
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class L3Status(str, enum.Enum):
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pending = "pending"
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sent = "sent"
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confirmed = "confirmed"
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cancelled = "cancelled"
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class L2Status(str, enum.Enum):
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pending = "pending"
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processing = "processing"
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done = "done"
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class PDIRecord(Base):
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"""PDI (Process Data Input) – per-coil process order from L3."""
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__tablename__ = "pdi_records"
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id = Column(Integer, primary_key=True, index=True)
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coil_no = Column(String(30), nullable=False, index=True, comment="卷号")
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order_no = Column(String(30), nullable=True, comment="订单号")
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customer = Column(String(100), nullable=True, comment="客户名称")
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steel_grade = Column(String(30), nullable=True, comment="钢种")
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# 几何规格
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thickness = Column(Float, nullable=True, comment="来料厚度 mm")
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width = Column(Float, nullable=True, comment="来料宽度 mm")
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target_thickness = Column(Float, nullable=True, comment="目标厚度 mm")
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target_width = Column(Float, nullable=True, comment="目标宽度 mm")
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# 力学性能
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yield_strength = Column(Float, nullable=True, comment="屈服强度 MPa")
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tensile_strength = Column(Float, nullable=True, comment="抗拉强度 MPa")
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elongation = Column(Float, nullable=True, comment="延伸率 %")
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# 卷重/尺寸
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coil_weight = Column(Float, nullable=True, comment="卷重 kg")
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inner_diameter = Column(Float, nullable=True, comment="内径 mm")
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outer_diameter = Column(Float, nullable=True, comment="外径 mm")
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# 工艺
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process_route = Column(String(100), nullable=True, comment="工艺路径 e.g. P1+P2+P3+P4+P5+P6")
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priority = Column(Integer, default=3, comment="优先级 1-5")
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# 状态
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l3_status = Column(Enum(L3Status), default=L3Status.pending, comment="L3状态")
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l2_status = Column(Enum(L2Status), default=L2Status.pending, comment="L2状态")
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# 时间戳
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send_time = Column(DateTime, nullable=True, comment="下发时间")
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confirm_time = Column(DateTime, nullable=True, comment="确认时间")
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remark = Column(Text, nullable=True, comment="备注")
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created_at = Column(DateTime, server_default=func.now())
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updated_at = Column(DateTime, server_default=func.now(), onupdate=func.now())
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