feat(distribution): 分站可下调收号比例且不超过主站上限

让分销站能按自身能力下调收号比例扩大利润，同时把主站回收比例作为硬边界，避免分站把比例加得比主站更高。 Co-authored-by: Cursor <cursoragent@cursor.com>
2026-09-15 20:35:30 +08:00
parent 1c86bef765
commit c9d9160ff4
27 changed files with 1159 additions and 106 deletions
@@ -1008,3 +1008,139 @@ func TestListMineSiteIsolation(t *testing.T) {
 		t.Fatalf("expected 2 listings, got %d", len(allItems))
 	}
 }
+
+func TestCreateDistributionListingUsesMainSiteReceiveRatio(t *testing.T) {
+	db := database.NewTestDB()
+	if err := database.MigrateListingLifecycleTestSchema(db); err != nil {
+		t.Fatalf("migrate err: %v", err)
+	}
+	svc := NewService(NewRepository(db, nil), stubConfigReader{})
+
+	user := model.User{Phone: "18800000021", Nickname: "分销收号卖家", RealnameStatus: "verified", Status: "active"}
+	if err := db.Create(&user).Error; err != nil {
+		t.Fatal(err)
+	}
+	site := model.DistributionSite{
+		SiteCode:              "dist_ratio_1",
+		SiteName:              "收号比例站",
+		Domain:                "ratio.example.com",
+		Status:                "active",
+		DisplayAccountEnabled: true,
+	}
+	if err := db.Create(&site).Error; err != nil {
+		t.Fatal(err)
+	}
+
+	dto, err := svc.Create(context.Background(), user.ID, CreateRequest{
+		Title:             "分销收号商品",
+		ServerRegion:      "QQ",
+		LoginPlatform:     "PC",
+		RankLevel:         "钻石",
+		HafCoinAmount:     100_000_000,
+		PriceCent:         100,
+		DepositAmountCent: 15000,
+		ScreenshotURLS:    []string{"https://example.com/ratio.png"},
+		AssetSummary: map[string]any{
+			"fire_level":       50,
+			"season_insurance": "3*3",
+			"stamina_level":    "7级",
+			"load_level":       "7级",
+			"daily_loss_m":     10,
+			"online_time": map[string]any{
+				"start": "09:00",
+				"end":   "23:00",
+			},
+			"price_breakdown": map[string]any{
+				"seller_ratio":       10.0,
+				"seller_total_price": 1.0,
+				"buyer_total_price":  1.0,
+			},
+		},
+		AgreedVirtualAssetSale: true,
+		AgreedSellerAgreement:  true,
+	}, "dist_ratio_1")
+	if err != nil {
+		t.Fatalf("Create failed: %v", err)
+	}
+
+	pricing := ReceivePricingFromAssetSummary(mustMarshalSummary(t, dto.AssetSummary))
+	if pricing.SellerRatio != 43 {
+		t.Fatalf("distribution receive seller_ratio = %v, want 43 from main-site ratio_config", pricing.SellerRatio)
+	}
+	if pricing.SellerTotalPriceCent != 23260 {
+		t.Fatalf("seller_total_price_cent = %d, want 23260", pricing.SellerTotalPriceCent)
+	}
+	if dto.PriceCent != 26320 {
+		t.Fatalf("listing PriceCent = %d, want 26320 from main-site sale price", dto.PriceCent)
+	}
+	if dto.DistributionSiteCode != "dist_ratio_1" {
+		t.Fatalf("DistributionSiteCode = %s, want dist_ratio_1", dto.DistributionSiteCode)
+	}
+}
+
+func TestCreateDistributionListingAppliesSiteReceiveRatioDelta(t *testing.T) {
+	db := database.NewTestDB()
+	if err := database.MigrateListingLifecycleTestSchema(db); err != nil {
+		t.Fatalf("migrate err: %v", err)
+	}
+	svc := NewService(NewRepository(db, nil), stubConfigReader{})
+
+	user := model.User{Phone: "18800000022", Nickname: "分销下调卖家", RealnameStatus: "verified", Status: "active"}
+	if err := db.Create(&user).Error; err != nil {
+		t.Fatal(err)
+	}
+	site := model.DistributionSite{
+		SiteCode:              "dist_ratio_down",
+		SiteName:              "下调收号站",
+		Domain:                "ratio-down.example.com",
+		Status:                "active",
+		DisplayAccountEnabled: true,
+		ReceiveRatioDelta:     3,
+	}
+	if err := db.Create(&site).Error; err != nil {
+		t.Fatal(err)
+	}
+
+	dto, err := svc.Create(context.Background(), user.ID, CreateRequest{
+		Title:             "分销下调收号",
+		ServerRegion:      "QQ",
+		LoginPlatform:     "PC",
+		RankLevel:         "钻石",
+		HafCoinAmount:     100_000_000,
+		PriceCent:         100,
+		DepositAmountCent: 15000,
+		ScreenshotURLS:    []string{"https://example.com/ratio-down.png"},
+		AssetSummary: map[string]any{
+			"fire_level":       50,
+			"season_insurance": "3*3",
+			"stamina_level":    "7级",
+			"load_level":       "7级",
+			"daily_loss_m":     10,
+			"online_time": map[string]any{
+				"start": "09:00",
+				"end":   "23:00",
+			},
+			"price_breakdown": map[string]any{
+				"seller_ratio": 50.0,
+			},
+		},
+		AgreedVirtualAssetSale: true,
+		AgreedSellerAgreement:  true,
+	}, "dist_ratio_down")
+	if err != nil {
+		t.Fatalf("Create failed: %v", err)
+	}
+	pricing := ReceivePricingFromAssetSummary(mustMarshalSummary(t, dto.AssetSummary))
+	if pricing.SellerRatio != 40 {
+		t.Fatalf("seller_ratio = %v, want 40 after site delta 3 below main-site 43", pricing.SellerRatio)
+	}
+}
+
+func mustMarshalSummary(t *testing.T, summary map[string]any) []byte {
+	t.Helper()
+	raw, err := json.Marshal(summary)
+	if err != nil {
+		t.Fatal(err)
+	}
+	return raw
+}