内部加价分离, 不展示

backend/internal/modules/systemconfig/dto.go

@@ -52,7 +52,6 @@ type PublishOptionsDTO struct {
 	FireLevelMin       int                     `json:"fire_level_min"`
 	PriceConfig        PublishPriceConfig      `json:"price_config"`
 	RatioConfig        PublishRatioConfig      `json:"ratio_config"`
-	SalePriceConfig    PublishSalePriceConfig  `json:"sale_price_config"`
 }
 
 type PublishOptionGroup struct {

backend/internal/modules/systemconfig/handler.go

@@ -36,6 +36,15 @@ func (h *Handler) PublishOptions(c *gin.Context) {
 	response.OK(c, options)
 }
 
+func (h *Handler) SalePriceConfig(c *gin.Context) {
+	config, err := h.service.SalePriceConfig()
+	if err != nil {
+		writeConfigError(c, err)
+		return
+	}
+	response.OK(c, config)
+}
+
 func (h *Handler) HomeAnnouncements(c *gin.Context) {
 	announcements, err := h.service.HomeAnnouncements()
 	if err != nil {

backend/internal/modules/systemconfig/publish_options.go

@@ -108,22 +108,5 @@ func DefaultPublishOptions() PublishOptionsDTO {
 				{ThresholdM: 530, Correction: 5},
 			},
 		},
-		SalePriceConfig: PublishSalePriceConfig{
-			FixedMarkupRules: []PublishSaleFixedMarkupRule{
-				{MinM: 10, MaxM: 30, MarkupAmount: 28},
-				{MinM: 30, MaxM: 50, MarkupAmount: 31},
-				{MinM: 50, MaxM: 70, MarkupAmount: 34},
-				{MinM: 70, MaxM: 90, MarkupAmount: 38},
-			},
-			RatioAdjustmentRules: []PublishSaleRatioAdjustmentRule{
-				{MinM: 90, MaxM: 150, RatioSubtract: 5},
-				{MinM: 150, MaxM: 230, RatioSubtract: 4},
-				{MinM: 230, MaxM: 310, RatioSubtract: 3.5},
-				{MinM: 310, MaxM: 390, RatioSubtract: 3},
-				{MinM: 390, MaxM: 470, RatioSubtract: 0},
-				{MinM: 470, MaxM: 550, RatioSubtract: 0},
-				{MinM: 550, RatioSubtract: 0},
-			},
-		},
 	}
 }

backend/internal/modules/systemconfig/repository.go

@@ -43,6 +43,7 @@ var defaultConfigs = []defaultConfig{
 	{Key: homeAnnouncementsConfigKey, Value: defaultHomeAnnouncementsConfigValue(), Description: "移动端首页公告 JSON 数组"},
 	{Key: homeBannersConfigKey, Value: defaultHomeBannersConfigValue(), Description: "移动端首页轮播图 JSON 数组"},
 	{Key: publishOptionsConfigKey, Value: defaultPublishOptionsConfigValue(), Description: "发布页选项配置 JSON"},
+	{Key: salePriceConfigKey, Value: defaultSalePriceConfigValue(), Description: "内部出售定价规则 JSON"},
 }
 
 func NewRepository(db *gorm.DB) *Repository {

backend/internal/modules/systemconfig/sale_price_config.go

@@ -0,0 +1,33 @@
+package systemconfig
+
+import "encoding/json"
+
+const salePriceConfigKey = "listing.sale_price_config"
+
+func defaultSalePriceConfigValue() string {
+	raw, err := json.Marshal(DefaultSalePriceConfig())
+	if err != nil {
+		return "{}"
+	}
+	return string(raw)
+}
+
+func DefaultSalePriceConfig() PublishSalePriceConfig {
+	return PublishSalePriceConfig{
+		FixedMarkupRules: []PublishSaleFixedMarkupRule{
+			{MinM: 10, MaxM: 30, MarkupAmount: 28},
+			{MinM: 30, MaxM: 50, MarkupAmount: 31},
+			{MinM: 50, MaxM: 70, MarkupAmount: 34},
+			{MinM: 70, MaxM: 90, MarkupAmount: 38},
+		},
+		RatioAdjustmentRules: []PublishSaleRatioAdjustmentRule{
+			{MinM: 90, MaxM: 150, RatioSubtract: 5},
+			{MinM: 150, MaxM: 230, RatioSubtract: 4},
+			{MinM: 230, MaxM: 310, RatioSubtract: 3.5},
+			{MinM: 310, MaxM: 390, RatioSubtract: 3},
+			{MinM: 390, MaxM: 470, RatioSubtract: 0},
+			{MinM: 470, MaxM: 550, RatioSubtract: 0},
+			{MinM: 550, RatioSubtract: 0},
+		},
+	}
+}

backend/internal/modules/systemconfig/service.go

@@ -37,6 +37,17 @@ func (s *Service) PublishOptions() (*PublishOptionsDTO, error) {
 	return &options, nil
 }
 
+func (s *Service) SalePriceConfig() (*PublishSalePriceConfig, error) {
+	if s.repo == nil {
+		return nil, ErrDependencyUnavailable
+	}
+	config, err := s.salePriceConfig()
+	if err != nil {
+		return nil, err
+	}
+	return &config, nil
+}
+
 func (s *Service) publishOptions() (PublishOptionsDTO, error) {
 	value, err := s.repo.FindValue(publishOptionsConfigKey)
 	if err != nil {
@@ -50,6 +61,19 @@ func (s *Service) publishOptions() (PublishOptionsDTO, error) {
 	return options, nil
 }
 
+func (s *Service) salePriceConfig() (PublishSalePriceConfig, error) {
+	value, err := s.repo.FindValue(salePriceConfigKey)
+	if err != nil {
+		return PublishSalePriceConfig{}, err
+	}
+	config := DefaultSalePriceConfig()
+	if err := json.Unmarshal([]byte(value), &config); err != nil {
+		config = DefaultSalePriceConfig()
+	}
+	normalizeSalePriceConfig(&config)
+	return config, nil
+}
+
 func (s *Service) HomeAnnouncements() (*HomeAnnouncementsDTO, error) {
 	if s.repo == nil {
 		return nil, ErrDependencyUnavailable
@@ -214,10 +238,14 @@ func normalizePublishOptions(options *PublishOptionsDTO) {
 	if len(options.RatioConfig.CoinCorrections) == 0 {
 		options.RatioConfig.CoinCorrections = defaults.RatioConfig.CoinCorrections
 	}
-	if len(options.SalePriceConfig.FixedMarkupRules) == 0 {
-		options.SalePriceConfig.FixedMarkupRules = defaults.SalePriceConfig.FixedMarkupRules
+}
+
+func normalizeSalePriceConfig(config *PublishSalePriceConfig) {
+	defaults := DefaultSalePriceConfig()
+	if len(config.FixedMarkupRules) == 0 {
+		config.FixedMarkupRules = defaults.FixedMarkupRules
 	}
-	if len(options.SalePriceConfig.RatioAdjustmentRules) == 0 {
-		options.SalePriceConfig.RatioAdjustmentRules = defaults.SalePriceConfig.RatioAdjustmentRules
+	if len(config.RatioAdjustmentRules) == 0 {
+		config.RatioAdjustmentRules = defaults.RatioAdjustmentRules
 	}
 }