fix: stabilize inbox confirmation retries

backend/internal/logic/inbox/service.go

@@ -165,8 +165,8 @@ func (s *Service) Confirm(itemIdentity string, userID uint, selectedSuggestionId
 			return err
 		}
 		if item.Status != "open" {
-			result.CreatedCount, err = countConfirmedObjects(tx, item.ID, userID)
-			return err
+			result.CreatedCount = item.ConfirmedCount
+			return nil
 		}
 
 		selected, err := normalizeSelectedIdentities(selectedSuggestionIdentities)
@@ -195,23 +195,14 @@ func (s *Service) Confirm(itemIdentity string, userID uint, selectedSuggestionId
 			}
 			result.CreatedCount++
 		}
-		return tx.Model(item).Update("status", "processed").Error
+		return tx.Model(item).Updates(map[string]any{
+			"status":          "processed",
+			"confirmed_count": result.CreatedCount,
+		}).Error
 	})
 	return result, err
 }
 
-func countConfirmedObjects(tx *gorm.DB, inboxItemID, userID uint) (int, error) {
-	total := int64(0)
-	for _, model := range []any{&models.SenlinAgentTask{}, &models.SenlinAgentNote{}, &models.SenlinAgentSource{}} {
-		var count int64
-		if err := tx.Model(model).Where("source_inbox_item_id = ? AND created_by = ?", inboxItemID, userID).Count(&count).Error; err != nil {
-			return 0, err
-		}
-		total += count
-	}
-	return int(total), nil
-}
-
 func findOwnedInboxItem(tx *gorm.DB, identity string, userID uint, lock bool) (*models.SenlinAgentInboxItem, error) {
 	var item models.SenlinAgentInboxItem
 	query := tx.Model(&models.SenlinAgentInboxItem{}).

backend/internal/logic/inbox/service_test.go

@@ -251,31 +251,42 @@ func TestConfirmIsTransactionalWhenASelectedWriteFails(t *testing.T) {
 	require.Equal(t, "open", reloaded.Status)
 }
 
-func TestRepeatedConfirmReturnsExistingResultWithoutDuplicateObjects(t *testing.T) {
+func TestRepeatedConfirmReturnsPersistedResultAfterRelatedObjectsChange(t *testing.T) {
 	fixture := newInboxTestFixture(t)
 	item := fixture.createInbox(t, fixture.owner.ID, fixture.project.ID)
 	router := fixture.router(fixture.owner.ID, StaticAnalyzer{Suggestions: []Suggestion{
 		{Kind: "task", Title: "只创建一次", Body: "重复确认不能复制"},
-		{Kind: "note", Title: "不能追加创建", Body: "已确认后忽略不同建议"},
+		{Kind: "note", Title: "确认结果", Body: "原始确认创建两个对象"},
+		{Kind: "source", Title: "不能追加创建", Body: "已确认后忽略不同建议"},
 	}})
 	analysis := decodeInboxAnalysis(t, performInboxJSON(t, router, http.MethodPost, "/api/v1/inbox/"+item.Identity+"/analyze", nil))
-	body := gin.H{"suggestionIds": []string{analysis.Suggestions[0].ID}}
+	body := gin.H{"suggestionIds": []string{analysis.Suggestions[0].ID, analysis.Suggestions[1].ID}}
 
 	first := performInboxJSON(t, router, http.MethodPost, "/api/v1/inbox/"+item.Identity+"/confirm", body)
-	second := performInboxJSON(t, router, http.MethodPost, "/api/v1/inbox/"+item.Identity+"/confirm", body)
-	differentSelection := performInboxJSON(t, router, http.MethodPost, "/api/v1/inbox/"+item.Identity+"/confirm", gin.H{
-		"suggestionIds": []string{analysis.Suggestions[1].ID},
-	})
-
 	require.Equal(t, http.StatusOK, first.Code)
-	require.Equal(t, http.StatusOK, second.Code, second.Body.String())
-	require.Equal(t, http.StatusOK, differentSelection.Code, differentSelection.Body.String())
-	for _, response := range []*httptest.ResponseRecorder{first, second, differentSelection} {
-		var result ConfirmResult
-		require.NoError(t, json.Unmarshal(response.Body.Bytes(), &result))
-		require.Equal(t, 1, result.CreatedCount)
+	requireConfirmCreatedCount(t, first, 2)
+	requireFormalObjectCounts(t, fixture.database, 1, 1, 0)
+
+	sourceInboxItemID := item.ID
+	extraSource := models.SenlinAgentSource{
+		ProjectID: item.ProjectID, CreatedBy: fixture.owner.ID, SourceInboxItemID: &sourceInboxItemID,
+		Kind: "text", Title: "后续关联资料", ContentText: "不得改变历史确认结果",
 	}
-	requireFormalObjectCounts(t, fixture.database, 1, 0, 0)
+	require.NoError(t, fixture.database.Create(&extraSource).Error)
+	second := performInboxJSON(t, router, http.MethodPost, "/api/v1/inbox/"+item.Identity+"/confirm", body)
+	require.Equal(t, http.StatusOK, second.Code, second.Body.String())
+	requireConfirmCreatedCount(t, second, 2)
+
+	var createdTask models.SenlinAgentTask
+	require.NoError(t, fixture.database.Where("source_inbox_item_id = ?", item.ID).First(&createdTask).Error)
+	require.NoError(t, fixture.database.Delete(&createdTask).Error)
+	require.NoError(t, fixture.database.Delete(&extraSource).Error)
+	differentSelection := performInboxJSON(t, router, http.MethodPost, "/api/v1/inbox/"+item.Identity+"/confirm", gin.H{
+		"suggestionIds": []string{analysis.Suggestions[2].ID},
+	})
+	require.Equal(t, http.StatusOK, differentSelection.Code, differentSelection.Body.String())
+	requireConfirmCreatedCount(t, differentSelection, 2)
+	requireFormalObjectCounts(t, fixture.database, 0, 1, 0)
 }
 
 func (fixture inboxTestFixture) router(userID uint, analyzer Analyzer) http.Handler {
@@ -347,6 +358,13 @@ func requireFormalObjectCounts(t *testing.T, database *gorm.DB, tasks, notes, so
 	}
 }
 
+func requireConfirmCreatedCount(t *testing.T, response *httptest.ResponseRecorder, want int) {
+	t.Helper()
+	var result ConfirmResult
+	require.NoError(t, json.Unmarshal(response.Body.Bytes(), &result))
+	require.Equal(t, want, result.CreatedCount)
+}
+
 func requireSourceInboxIdentity(t *testing.T, item models.SenlinAgentInboxItem, sourceID *uint, sourceIdentity *string) {
 	t.Helper()
 	require.NotNil(t, sourceID)

backend/internal/models/inbox_item.go

@@ -13,6 +13,7 @@ type SenlinAgentInboxItem struct {
 	Title             string
 	Body              string
 	Status            string `gorm:"not null;default:open"`
+	ConfirmedCount    int    `gorm:"not null;default:0"`
 	CreatedAt         time.Time
 	UpdatedAt         time.Time
 }