"""
佣金结算单相关Pydantic模型
"""
from datetime import date, datetime
from typing import Optional, List
from pydantic import BaseModel, Field


class SettlementBase(BaseModel):
    """佣金结算单基础模型"""
    settlement_no: str = Field(..., description="结算单号")
    streamer_id: str = Field(..., description="主播ID")
    streamer_name: str = Field(..., description="主播姓名")
    streamer_entity_type: str = Field(..., description="主播主体类型")
    settlement_period: str = Field(..., description="结算周期（YYYY-MM）")
    settlement_start_date: date = Field(..., description="结算开始日期")
    settlement_end_date: date = Field(..., description="结算结束日期")
    order_count: int = Field(..., description="订单数量")
    total_sales: float = Field(..., description="总销售额")
    total_commission: float = Field(..., description="总佣金")
    platform_service_fee: float = Field(..., description="平台服务费")
    actual_settlement_amount: float = Field(..., description="实际结算金额")
    tax_withholding: float = Field(..., description="代扣代缴税费")
    payment_method: str = Field(..., description="付款方式")
    payment_account_no: str = Field(..., description="付款账号")
    payment_account_name: str = Field(..., description="付款账户名")
    payment_time: Optional[datetime] = Field(None, description="付款时间")
    payment_status: str = Field(..., description="付款状态")
    settlement_status: str = Field(..., description="结算状态")
    remark: Optional[str] = Field(None, description="备注")


class SettlementCreate(SettlementBase):
    """创建佣金结算单"""
    pass


class SettlementUpdate(BaseModel):
    """更新佣金结算单"""
    settlement_no: Optional[str] = None
    streamer_id: Optional[str] = None
    streamer_name: Optional[str] = None
    streamer_entity_type: Optional[str] = None
    settlement_period: Optional[str] = None
    settlement_start_date: Optional[date] = None
    settlement_end_date: Optional[date] = None
    order_count: Optional[int] = None
    total_sales: Optional[float] = None
    total_commission: Optional[float] = None
    platform_service_fee: Optional[float] = None
    actual_settlement_amount: Optional[float] = None
    tax_withholding: Optional[float] = None
    payment_method: Optional[str] = None
    payment_account_no: Optional[str] = None
    payment_account_name: Optional[str] = None
    payment_time: Optional[datetime] = None
    payment_status: Optional[str] = None
    settlement_status: Optional[str] = None
    remark: Optional[str] = None


class SettlementResponse(SettlementBase):
    """佣金结算单响应模型"""
    id: int
    settlement_id: str

    class Config:
        from_attributes = True


class SettlementListResponse(BaseModel):
    """佣金结算单列表响应模型"""
    records: List[SettlementResponse]
    total: int
    page: int
    size: int