v0.1

internal/domains/product/entities/product_package_item.go

@@ -0,0 +1,32 @@
+package entities
+
+import (
+	"time"
+
+	"github.com/google/uuid"
+	"gorm.io/gorm"
+)
+
+// ProductPackageItem 产品组合包项目
+type ProductPackageItem struct {
+	ID        string `gorm:"primaryKey;type:varchar(36)"`
+	PackageID string `gorm:"type:varchar(36);not null;index" comment:"组合包产品ID"`
+	ProductID string `gorm:"type:varchar(36);not null;index" comment:"子产品ID"`
+	SortOrder int    `gorm:"default:0" comment:"排序"`
+
+	// 关联关系
+	Package *Product `gorm:"foreignKey:PackageID" comment:"组合包产品"`
+	Product *Product `gorm:"foreignKey:ProductID" comment:"子产品"`
+
+	CreatedAt time.Time      `gorm:"autoCreateTime"`
+	UpdatedAt time.Time      `gorm:"autoUpdateTime"`
+	DeletedAt gorm.DeletedAt `gorm:"index"`
+}
+
+// BeforeCreate GORM钩子：创建前自动生成UUID
+func (ppi *ProductPackageItem) BeforeCreate(tx *gorm.DB) error {
+	if ppi.ID == "" {
+		ppi.ID = uuid.New().String()
+	}
+	return nil
+}