feat(listing): 极品专区发布时增加比例加价

backend/internal/modules/listing/receive_pricing.go

@@ -98,6 +98,28 @@ func applyMainSiteReceivePricing(req *CreateRequest, options systemconfig.Publis
 		buyerAnchorCoinBase = referenceSellerCoinBasePrice(coinWan, referenceRatio)
 	}
 	pricing := calculateExternalPlatformPricing(coinM, buyerAnchorRatio, buyerAnchorCoinBase, consumablePrice, config)
+	premiumRatioMarkup := 0.0
+	if req.IsPremium {
+		premiumRatioMarkup = NormalizePremiumReviewRatioMarkup(
+			options.RatioConfig.PremiumReviewRatioMarkup,
+		)
+	}
+	if premiumRatioMarkup > 0 && pricing.BuyerRatio > premiumRatioMarkup {
+		beforeRatio := pricing.BuyerRatio
+		afterRatio := roundRatio(beforeRatio - premiumRatioMarkup)
+		buyerCoinBasePrice := roundMoney(coinWan / afterRatio)
+		pricing = buildExternalPlatformPricing(
+			coinWan,
+			sellerTotalPrice,
+			consumablePrice,
+			buyerCoinBasePrice,
+			pricing.RuleType,
+		)
+		breakdown["premium_review_ratio_markup"] = premiumRatioMarkup
+		breakdown["premium_review_ratio_before"] = beforeRatio
+		breakdown["premium_review_ratio_after"] = pricing.BuyerRatio
+		breakdown["premium_review_ratio_markup_applied"] = true
+	}
 	breakdown["seller_reference_ratio"] = referenceRatio
 	breakdown["seller_ratio"] = sellerRatio
 	breakdown["seller_coin_base_price"] = sellerCoinBasePrice
@@ -170,6 +192,17 @@ func NormalizeQualityOwnerRatioDiscount(value float64) float64 {
 	return roundRatio(value)
 }
 
+// NormalizePremiumReviewRatioMarkup 限制极品专区发布时额外增加的比例加价点数，最大 10。
+func NormalizePremiumReviewRatioMarkup(value float64) float64 {
+	if value < 0 || math.IsNaN(value) || math.IsInf(value, 0) {
+		return 0
+	}
+	if value > maxAcceleratedSaleRatioIncrement {
+		return maxAcceleratedSaleRatioIncrement
+	}
+	return roundRatio(value)
+}
+
 // referenceSellerCoinBasePrice 计算主站参考比例下的号主基础价，用作买家定价锚点。
 func referenceSellerCoinBasePrice(coinWan, referenceRatio float64) float64 {
 	if referenceRatio <= 0 {

backend/internal/modules/listing/receive_pricing_test.go

@@ -82,6 +82,28 @@ func TestApplyMainSiteReceivePricingKeepsAcceleratedRatioWithinMainSiteRange(t *
 	}
 }
 
+func TestApplyMainSiteReceivePricingIncludesPremiumReviewMarkup(t *testing.T) {
+	req := fullReceivePricingRequest(50)
+	req.IsPremium = true
+	applyMainSiteReceivePricing(&req, systemconfig.DefaultPublishOptions(), defaultSalePriceConfig(), 0, 0, false)
+	breakdown := ensurePriceBreakdown(req.AssetSummary)
+	if got := readSummaryNumber(breakdown["premium_review_ratio_markup"]); got != 1 {
+		t.Fatalf("premium review markup = %v, want 1", got)
+	}
+	if got := readSummaryNumber(breakdown["premium_review_ratio_before"]); got != 45 {
+		t.Fatalf("premium buyer ratio before = %v, want 45", got)
+	}
+	if got := readSummaryNumber(breakdown["premium_review_ratio_after"]); got != 44 {
+		t.Fatalf("premium buyer ratio after = %v, want 44", got)
+	}
+	if applied, _ := breakdown["premium_review_ratio_markup_applied"].(bool); !applied {
+		t.Fatal("premium review markup should be applied before review")
+	}
+	if req.PriceCent != 22730 {
+		t.Fatalf("premium PriceCent = %d, want final 22730", req.PriceCent)
+	}
+}
+
 func TestApplyMainSiteReceivePricingAllowsQualityOwnerExclusiveRatio(t *testing.T) {
 	req := fullReceivePricingRequest(42)
 	req.OwnerIsQualityOwner = true