apps/web/src/components/schema/parts-panel.tsx

@@ -11,12 +11,24 @@ interface PartsPanelProps {
   parts: Part[];
   vehicleId?: string;
   categoryId?: string;
+  // Human-readable context for analytics (e.g. the empty-catalog "0 parça"
+  // signal): which vehicle ("Audi A4 (2018)") and which category ("Fren
+  // sistemi") rendered. Best-effort — undefined on routes that don't thread it.
+  vehicleLabel?: string;
+  categoryName?: string;
   isLoading?: boolean;
 }
 
 const SKELETON_ROW_KEYS = ["s0", "s1", "s2", "s3", "s4", "s5", "s6", "s7"] as const;
 
-export function PartsPanel({ parts, vehicleId, categoryId, isLoading }: PartsPanelProps) {
+export function PartsPanel({
+  parts,
+  vehicleId,
+  categoryId,
+  vehicleLabel,
+  categoryName,
+  isLoading,
+}: PartsPanelProps) {
   const { highlightedGroup, selectedGroup, setHighlightedGroup, setSelectedGroup } =
     useSchemaStore();
   const navigate = useNavigate();
@@ -90,13 +102,26 @@ export function PartsPanel({ parts, vehicleId, categoryId, isLoading }: PartsPan
     capture("parts_panel_viewed", {
       vehicle_id: vehicleId,
       category_id: categoryId,
+      // Names make the "0 parça" empty-catalog breakdown actionable (which
+      // vehicle/category to backfill) instead of opaque UUIDs.
+      vehicle_label: vehicleLabel,
+      category_name: categoryName,
       parts_count: parts.length,
       has_prices: hasPrices,
       available_groups_count: new Set(
         parts.filter((p) => p.hotspotIndex != null && !p.unavailable).map((p) => p.hotspotIndex),
       ).size,
     });
-  }, [vehicleId, categoryId, parts.length, hasPrices, parts, isLoading]);
+  }, [
+    vehicleId,
+    categoryId,
+    vehicleLabel,
+    categoryName,
+    parts.length,
+    hasPrices,
+    parts,
+    isLoading,
+  ]);
 
   // Map group → IDs of available (non-unavailable) parts
   const availableByGroup = useMemo(() => {
@@ -179,7 +204,21 @@ export function PartsPanel({ parts, vehicleId, categoryId, isLoading }: PartsPan
         {parts.length === 0 ? (
           <div className="flex flex-col items-center justify-center gap-4 py-12 text-center text-sm text-muted-foreground">
             <p>Bu kategori için parça bulunamadı.</p>
-            <Button type="button" variant="outline" onClick={() => window.history.back()}>
+            <Button
+              type="button"
+              variant="outline"
+              onClick={() => {
+                // Demand/abandonment signal from an empty "0 parça" panel — lets
+                // us prioritise which catalogs to backfill, with readable context.
+                capture("empty_catalog_cta_clicked", {
+                  vehicle_id: vehicleId,
+                  category_id: categoryId,
+                  vehicle_label: vehicleLabel,
+                  category_name: categoryName,
+                });
+                window.history.back();
+              }}
+            >
               Geri dön
             </Button>
           </div>

apps/web/src/components/schema/schema-viewer.tsx

@@ -16,6 +16,9 @@ interface SchemaViewerProps {
   isLoading?: boolean;
   vehicleId?: string;
   categoryId?: string;
+  // Forwarded to PartsPanel for analytics context (empty-catalog signal).
+  vehicleLabel?: string;
+  categoryName?: string;
 }
 
 export function SchemaViewer({
@@ -25,6 +28,8 @@ export function SchemaViewer({
   isLoading,
   vehicleId,
   categoryId,
+  vehicleLabel,
+  categoryName,
 }: SchemaViewerProps) {
   const { zoom, panX, panY, isFullscreen } = useSchemaStore();
   const interaction = useSchemaInteraction();
@@ -101,6 +106,8 @@ export function SchemaViewer({
           parts={parts}
           vehicleId={vehicleId}
           categoryId={categoryId}
+          vehicleLabel={vehicleLabel}
+          categoryName={categoryName}
           isLoading={isLoading}
         />
       </div>
@@ -180,6 +187,8 @@ export function SchemaViewer({
           parts={parts}
           vehicleId={vehicleId}
           categoryId={categoryId}
+          vehicleLabel={vehicleLabel}
+          categoryName={categoryName}
           isLoading={isLoading}
         />
       </div>

apps/web/src/routes/dashboard/vehicles_/$id/categories_/$categoryId.tsx

@@ -208,6 +208,8 @@ function VehicleCategoryPage() {
               isLoading={isLoading}
               vehicleId={id}
               categoryId={categoryId}
+              vehicleLabel={vehicleLabel}
+              categoryName={data?.name}
             />
           </Suspense>
         ))}