"""
BUFF 扫货请求单-扫货成功明细模型：每条记录为一次成功扫货结果，按 user_id 隔离。
"""
from sqlalchemy import Column, BigInteger, Integer, String, DateTime, Numeric
from app.database import Base
from app.utils.timezone import beijing_now_naive


class BuffSweepRequestItem(Base):
    """BUFF 扫货请求单-扫货成功明细表"""
    __tablename__ = "buff_sweep_request_item"

    id = Column(BigInteger, primary_key=True, autoincrement=True, comment="主键ID")
    sweep_request_id = Column(BigInteger, nullable=False, index=True, comment="扫货请求单ID")
    user_id = Column(Integer, nullable=False, index=True, comment="用户ID，按用户隔离")
    selection_request_id = Column(BigInteger, nullable=False, index=True, comment="选品请求单ID")
    selection_item_id = Column(BigInteger, nullable=False, index=True, comment="选品明细ID")
    goods_id = Column(String(64), nullable=False, index=True, comment="BUFF饰品ID")
    goods_name = Column(String(256), nullable=True, comment="饰品名称")
    icon_url = Column(String(512), nullable=True, comment="饰品图片URL")
    wear_range = Column(String(64), nullable=True, comment="磨损区间")
    purchase_wear = Column(Numeric(20, 18), nullable=True, comment="已购饰品磨损值")
    target_price_usd = Column(Numeric(12, 2), nullable=True, comment="目标扫货价（美元）")
    purchase_price_usd = Column(Numeric(12, 2), nullable=True, comment="实际购买价（美元）")
    purchase_price_cny = Column(Numeric(12, 2), nullable=True, comment="实际购买价（人民币）")
    steam_account = Column(String(128), nullable=True, comment="购买使用的Steam账号")
    created_at = Column(DateTime, default=beijing_now_naive, comment="创建时间")