from sqlalchemy import Column, Integer, String, DateTime, Float
from sqlalchemy.sql import func
from app.models import Base
from app.config import TABLE_PREFIX

class OrderRecord(Base):
    __tablename__ = f"{TABLE_PREFIX}Order_Records"

    id = Column(Integer, primary_key=True, index=True)
    order_id = Column(String(50), index=True, nullable=False)  # 移除 unique，訂單可能有多個項次
    order_no = Column(String(50), index=True)
    cust_id = Column(String(100), index=True)
    customer = Column(String(255), nullable=False, index=True)
    customer_normalized = Column(String(255), index=True)
    pn = Column(String(100), nullable=False, index=True)
    qty = Column(Integer, default=0)
    status = Column(String(50), default='Backlog')  # 改為 String 以支援中文狀態
    amount = Column(Float, default=0.0)
    date = Column(String(20)) # 訂單日期
    created_at = Column(DateTime(timezone=True), server_default=func.now())
    updated_at = Column(DateTime(timezone=True), onupdate=func.now())