package tables

import (
	"time"

	"git.x2erp.com/qdy/go-db/sqldef"
)

func init() {
	sqldef.AddRegistration(func(r *sqldef.Registry) {
		tb := sqldef.NewTable("sales_transaction", "销售流水表").
			ID("transaction_id", 32).Comment("交易流水ID，主键").End().
			String("erp_order_id", 64).NotNull().Comment("ERP原始订单号").End().
			String("sku_id", 32).NotNull().Comment("商品SKU").End().
			String("channel_id", 32).NotNull().Comment("销售渠道").End().
			String("tenant_id", 8).NotNull().Comment("租户ID").End().
			Int("quantity").NotNull().Default("0").Comment("销售数量").End().
			Decimal("original_amount", 12, 2).NotNull().Comment("吊牌价金额").End().
			Decimal("actual_amount", 12, 2).NotNull().Comment("实收金额").End().
			DateTime("sale_time").NotNull().Comment("销售时间").End().
			DateTime("extracted_at").NotNull().Default("CURRENT_TIMESTAMP").Comment("数据抽取时间").End()
		r.RegisterTable(tb.Build())
	})
}

// SalesTransaction 销售流水表结构体
type SalesTransaction struct {
	TransactionID  string    `gorm:"column:transaction_id;type:varchar(32);primaryKey;not null;comment:交易流水ID，主键"`
	ErpOrderID     string    `gorm:"column:erp_order_id;type:varchar(64);not null;comment:ERP原始订单号;index"`
	SkuID          string    `gorm:"column:sku_id;type:varchar(32);not null;comment:商品SKU;index:idx_sku_channel_time"`
	ChannelID      string    `gorm:"column:channel_id;type:varchar(32);not null;comment:销售渠道;index:idx_sku_channel_time"`
	Quantity       int       `gorm:"column:quantity;not null;default:0;comment:销售数量"`
	OriginalAmount float64   `gorm:"column:original_amount;type:decimal(12,2);not null;comment:吊牌价金额"`
	ActualAmount   float64   `gorm:"column:actual_amount;type:decimal(12,2);not null;comment:实收金额"`
	SaleTime       time.Time `gorm:"column:sale_time;not null;comment:销售时间;index:idx_sku_channel_time"`
	ExtractedAt    time.Time `gorm:"column:extracted_at;not null;default:CURRENT_TIMESTAMP;comment:数据抽取时间"`
	TenantId       string    `gorm:"column:tenant_id;type:varchar(8);comment:租户ID"`
}

func (SalesTransaction) TableName() string {
	return "sales_transaction"
}