feat(user): 支持后台调整等级并限制极品专区可见性

backend/internal/modules/adminuser/repository_test.go

@@ -73,9 +73,16 @@ func TestApplyUserFilterHasDepositFreeQuota(t *testing.T) {
 	if !strings.Contains(sql, "u.deposit_free_quota_cent > 0 OR u.renter_growth_points >=") {
 		t.Fatalf("SQL 未包含免押额度过滤：%s", sql)
 	}
-	if len(stmt.Vars) != 2 || stmt.Vars[0] != "active" || stmt.Vars[1] != int64(300) {
+	if len(stmt.Vars) != 5 || stmt.Vars[0] != "active" || stmt.Vars[1] != int64(300) {
 		t.Fatalf("筛选变量不正确：%v", stmt.Vars)
 	}
+	overrideCodes := stmt.Vars[2:]
+	if len(overrideCodes) != 3 ||
+		overrideCodes[0] != "platinum" ||
+		overrideCodes[1] != "diamond" ||
+		overrideCodes[2] != "peak" {
+		t.Fatalf("手动等级筛选变量不正确：%v", overrideCodes)
+	}
 }
 
 func TestAdjustGrowthPointsWritesRepeatableLedgers(t *testing.T) {
@@ -120,6 +127,65 @@ func TestAdjustGrowthPointsWritesRepeatableLedgers(t *testing.T) {
 	}
 }
 
+func TestAdjustGrowthLevelLocksLevelAndWritesAudit(t *testing.T) {
+	db := setupAdminUserTestDB(t)
+	user := model.User{
+		Phone:              "13900000006",
+		Status:             "active",
+		RenterGrowthPoints: 100,
+		RenterGrowthLevel:  rentergrowth.DefaultLevelCode,
+	}
+	if err := db.Create(&user).Error; err != nil {
+		t.Fatalf("创建用户失败：%v", err)
+	}
+	repo := NewRepository(db)
+
+	got, err := repo.AdjustGrowthLevel(t.Context(), 66, user.ID, GrowthLevelAdjustRequest{
+		TargetLevel: "platinum",
+		Reason:      "客服核验后手动调整",
+	}, AuditMeta{RequestID: "level-1"})
+	if err != nil {
+		t.Fatalf("手动调整等级失败：%v", err)
+	}
+	if got.RenterGrowthLevel != "platinum" || !got.RenterGrowthLevelManual ||
+		got.RenterGrowthLevelOverride != "platinum" {
+		t.Fatalf("手动等级结果不正确：%+v", got)
+	}
+
+	got, err = repo.AdjustGrowthPoints(t.Context(), 66, user.ID, GrowthPointsAdjustRequest{
+		TargetPoints: 1000,
+		Reason:       "补充成长积分",
+	}, AuditMeta{RequestID: "points-after-level"})
+	if err != nil {
+		t.Fatalf("调整积分失败：%v", err)
+	}
+	if got.RenterGrowthLevel != "platinum" || got.RenterGrowthLevelOverride != "platinum" {
+		t.Fatalf("积分调整不应覆盖手动等级：%+v", got)
+	}
+
+	got, err = repo.AdjustGrowthLevel(t.Context(), 66, user.ID, GrowthLevelAdjustRequest{
+		TargetLevel: "",
+		Reason:      "恢复积分自动计算",
+	}, AuditMeta{RequestID: "level-auto"})
+	if err != nil {
+		t.Fatalf("恢复自动等级失败：%v", err)
+	}
+	if got.RenterGrowthLevel != "diamond" || got.RenterGrowthLevelManual ||
+		got.RenterGrowthLevelOverride != "" {
+		t.Fatalf("恢复自动等级结果不正确：%+v", got)
+	}
+
+	var auditCount int64
+	if err := db.Model(&model.AuditLog{}).
+		Where("action = ? AND biz_id = ?", "admin_user.adjust_growth_level", user.ID).
+		Count(&auditCount).Error; err != nil {
+		t.Fatalf("查询审计日志失败：%v", err)
+	}
+	if auditCount != 2 {
+		t.Fatalf("等级调整审计日志数量 = %d, want 2", auditCount)
+	}
+}
+
 func TestManualRealnameUpdatesUserRecordAndAudit(t *testing.T) {
 	db := setupAdminUserTestDB(t)
 	user := model.User{