Harden preview enrichment and recommendation metadata

2026-03-16 16:39:09 +09:00
parent 93b9f571ab
commit 2064825d29
7 changed files with 433 additions and 106 deletions
@@ -81,14 +81,17 @@ type PreviewResponse struct {
 }

 type searchDebugSummary struct {
-	Total              int              `json:"total"`
-	BySource           map[string]int   `json:"bySource"`
-	WithPreview        int              `json:"withPreview"`
-	WithThumbnail      int              `json:"withThumbnail"`
-	Top                []map[string]any `json:"top"`
-	Warning            string           `json:"warning,omitempty"`
-	DurationMS         int64            `json:"durationMs,omitempty"`
-	GeminiCandidateCap int              `json:"geminiCandidateCap,omitempty"`
+	Total                 int              `json:"total"`
+	BySource              map[string]int   `json:"bySource"`
+	WithPreview           int              `json:"withPreview"`
+	WithThumbnail         int              `json:"withThumbnail"`
+	WithUsableThumbnail   int              `json:"withUsableThumbnail,omitempty"`
+	WithLowValueThumbnail int              `json:"withLowValueThumbnail,omitempty"`
+	WithEmbedURL          int              `json:"withEmbedUrl,omitempty"`
+	Top                   []map[string]any `json:"top"`
+	Warning               string           `json:"warning,omitempty"`
+	DurationMS            int64            `json:"durationMs,omitempty"`
+	GeminiCandidateCap    int              `json:"geminiCandidateCap,omitempty"`
 }

 type debugResponseWriter struct {
@@ -484,6 +487,9 @@ func (a *App) searchMedia(c *gin.Context) {
 		)
 	}
 	merged = services.RandomizeTopRecommendations(merged, 8)
+	for idx := range merged {
+		merged[idx] = services.DecorateRecommendationMedia(merged[idx])
+	}
 	warning := ""
 	if geminiErr != nil {
 		warning = geminiErr.Error()
@@ -628,6 +634,8 @@ func summarizeSearchResults(results []services.SearchResult, duration time.Durat
 	bySource := map[string]int{}
 	withPreview := 0
 	withThumbnail := 0
+	withUsableThumbnail := 0
+	withLowValueThumbnail := 0
 	top := make([]map[string]any, 0, min(6, len(results)))
 	for idx, item := range results {
 		bySource[item.Source]++
@@ -636,6 +644,12 @@ func summarizeSearchResults(results []services.SearchResult, duration time.Durat
 		}
 		if strings.TrimSpace(item.ThumbnailURL) != "" {
 			withThumbnail++
+			if services.HasUsableThumbnail(item.ThumbnailURL) {
+				withUsableThumbnail++
+			}
+			if services.IsLowValueThumbnail(item.ThumbnailURL) {
+				withLowValueThumbnail++
+			}
 		}
 		if idx < 6 {
 			top = append(top, map[string]any{
@@ -643,20 +657,23 @@ func summarizeSearchResults(results []services.SearchResult, duration time.Durat
 				"source":        item.Source,
 				"hasPreview":    item.PreviewVideoURL != "",
 				"hasThumbnail":  item.ThumbnailURL != "",
+				"usableThumb":   services.HasUsableThumbnail(item.ThumbnailURL),
 				"displayLink":   item.DisplayLink,
 				"snippetSample": truncateText(item.Snippet, 160),
 			})
 		}
 	}
 	return searchDebugSummary{
-		Total:              len(results),
-		BySource:           bySource,
-		WithPreview:        withPreview,
-		WithThumbnail:      withThumbnail,
-		Top:                top,
-		Warning:            warning,
-		DurationMS:         duration.Milliseconds(),
-		GeminiCandidateCap: geminiCap,
+		Total:                 len(results),
+		BySource:              bySource,
+		WithPreview:           withPreview,
+		WithThumbnail:         withThumbnail,
+		WithUsableThumbnail:   withUsableThumbnail,
+		WithLowValueThumbnail: withLowValueThumbnail,
+		Top:                   top,
+		Warning:               warning,
+		DurationMS:            duration.Milliseconds(),
+		GeminiCandidateCap:    geminiCap,
 	}
 }

@@ -664,6 +681,9 @@ func summarizeRecommendationResults(results []services.AIRecommendation, duratio
 	bySource := map[string]int{}
 	withPreview := 0
 	withThumbnail := 0
+	withUsableThumbnail := 0
+	withLowValueThumbnail := 0
+	withEmbedURL := 0
 	top := make([]map[string]any, 0, min(6, len(results)))
 	for idx, item := range results {
 		bySource[item.Source]++
@@ -672,6 +692,15 @@ func summarizeRecommendationResults(results []services.AIRecommendation, duratio
 		}
 		if strings.TrimSpace(item.ThumbnailURL) != "" {
 			withThumbnail++
+			if services.HasUsableThumbnail(item.ThumbnailURL) {
+				withUsableThumbnail++
+			}
+			if services.IsLowValueThumbnail(item.ThumbnailURL) {
+				withLowValueThumbnail++
+			}
+		}
+		if strings.TrimSpace(item.EmbedURL) != "" {
+			withEmbedURL++
 		}
 		if idx < 6 {
 			top = append(top, map[string]any{
@@ -679,19 +708,24 @@ func summarizeRecommendationResults(results []services.AIRecommendation, duratio
 				"source":        item.Source,
 				"hasPreview":    item.PreviewVideoURL != "",
 				"hasThumbnail":  item.ThumbnailURL != "",
+				"hasEmbed":      item.EmbedURL != "",
+				"mediaMode":     item.MediaMode,
 				"reasonSample":  truncateText(item.Reason, 120),
 				"snippetSample": truncateText(item.Snippet, 160),
 			})
 		}
 	}
 	return searchDebugSummary{
-		Total:         len(results),
-		BySource:      bySource,
-		WithPreview:   withPreview,
-		WithThumbnail: withThumbnail,
-		Top:           top,
-		Warning:       warning,
-		DurationMS:    duration.Milliseconds(),
+		Total:                 len(results),
+		BySource:              bySource,
+		WithPreview:           withPreview,
+		WithThumbnail:         withThumbnail,
+		WithUsableThumbnail:   withUsableThumbnail,
+		WithLowValueThumbnail: withLowValueThumbnail,
+		WithEmbedURL:          withEmbedURL,
+		Top:                   top,
+		Warning:               warning,
+		DurationMS:            duration.Milliseconds(),
 	}
 }