app-cloudep-product-service/pkg/domain/product/item_status.go

package product

type ItemStatus int8

func (p *ItemStatus) ToString() string {
	s, _ := StatusToString(*p)

	return s
}

const (
	StatusActive      ItemStatus = 1 + iota // 上架
	StatusInactive                          // 下架
	StatusOutOfStock                        // 缺貨
	StatusUnderReview                       // 商品審核中
)

const (
	StatusActiveStr      = "active"
	StatusInactiveStr    = "inactive"
	StatusOutOfStockStr  = "out_of_stock"
	StatusUnderReviewStr = "under_review"
)

var statusToStringMap = map[ItemStatus]string{
	StatusActive:     StatusActiveStr,
	StatusInactive:   StatusInactiveStr,
	StatusOutOfStock: StatusOutOfStockStr,
}

var stringToStatusMap = map[string]ItemStatus{
	StatusActiveStr:      StatusActive,
	StatusInactiveStr:    StatusInactive,
	StatusOutOfStockStr:  StatusOutOfStock,
	StatusUnderReviewStr: StatusUnderReview,
}

// StatusToString 將 ProductItemStatus 轉換為字串
func StatusToString(status ItemStatus) (string, bool) {
	str, ok := statusToStringMap[status]

	return str, ok
}

// StringToItemStatus 將字串轉換為 ProductItemStatus
func StringToItemStatus(statusStr string) (ItemStatus, bool) {
	status, ok := stringToStatusMap[statusStr]

	return status, ok
}