v0.1

internal/domains/product/entities/product_parameter.go

@@ -0,0 +1,53 @@
+package entities
+
+import (
+	"time"
+
+	"github.com/google/uuid"
+	"gorm.io/gorm"
+)
+
+// ProductParameter 产品参数配置实体
+type ProductParameter struct {
+	ID          string         `gorm:"primaryKey;type:varchar(36)" comment:"参数配置ID"`
+	ProductID   string         `gorm:"type:varchar(36);not null;index" comment:"产品ID"`
+	Name        string         `gorm:"type:varchar(100);not null" comment:"参数名称"`
+	Field       string         `gorm:"type:varchar(50);not null" comment:"参数字段名"`
+	Type        string         `gorm:"type:varchar(20);not null;default:'string'" comment:"参数类型"`
+	Required    bool           `gorm:"default:true" comment:"是否必填"`
+	Description string         `gorm:"type:text" comment:"参数描述"`
+	Example     string         `gorm:"type:varchar(200)" comment:"参数示例"`
+	Validation  string         `gorm:"type:text" comment:"验证规则"`
+	SortOrder   int            `gorm:"default:0" comment:"排序"`
+	
+	// 关联关系
+	Product *Product `gorm:"foreignKey:ProductID" comment:"产品"`
+	
+	CreatedAt time.Time      `gorm:"autoCreateTime" comment:"创建时间"`
+	UpdatedAt time.Time      `gorm:"autoUpdateTime" comment:"更新时间"`
+	DeletedAt gorm.DeletedAt `gorm:"index" comment:"软删除时间"`
+}
+
+// BeforeCreate GORM钩子：创建前自动生成UUID
+func (pp *ProductParameter) BeforeCreate(tx *gorm.DB) error {
+	if pp.ID == "" {
+		pp.ID = uuid.New().String()
+	}
+	return nil
+}
+
+// IsValid 检查参数配置是否有效
+func (pp *ProductParameter) IsValid() bool {
+	return pp.DeletedAt.Time.IsZero()
+}
+
+// GetValidationRules 获取验证规则
+func (pp *ProductParameter) GetValidationRules() map[string]interface{} {
+	if pp.Validation == "" {
+		return nil
+	}
+	
+	// 这里可以解析JSON格式的验证规则
+	// 暂时返回空map，后续可以扩展
+	return make(map[string]interface{})
+}