Share funktion

app/scanner.tsx

@@ -42,6 +42,7 @@ const getBillingCopy = (language: 'de' | 'en' | 'es') => {
       retryLabel: 'Erneut versuchen',
       notAPlantTitle: 'Keine Pflanze erkannt',
       notAPlantMessage: 'Das Bild zeigt keine erkennbare Pflanze. Bitte fotografiere eine Pflanze und versuche es erneut.',
+      notAPlantSharedMessage: 'Das geteilte Bild zeigt keine erkennbare Pflanze. Möglicherweise wurde nicht der Original-Post geladen. Mach einen Screenshot vom Post und teile den Screenshot — das funktioniert immer.',
       providerErrorMessage: 'KI-Scan gerade nicht verfügbar. Bitte versuche es erneut.',
       healthProviderErrorMessage: 'KI-Health-Check gerade nicht verfügbar. Bitte versuche es erneut.',
       healthTitle: 'Health Check',
@@ -74,6 +75,7 @@ const getBillingCopy = (language: 'de' | 'en' | 'es') => {
       retryLabel: 'Reintentar',
       notAPlantTitle: 'No es una planta',
       notAPlantMessage: 'La imagen no muestra una planta reconocible. Por favor fotografía una planta e inténtalo de nuevo.',
+      notAPlantSharedMessage: 'La imagen compartida no muestra una planta reconocible. Es posible que no se haya cargado la publicación original. Haz una captura de pantalla de la publicación y compártela — eso siempre funciona.',
       providerErrorMessage: 'Escaneo IA no disponible ahora. Inténtalo de nuevo.',
       healthProviderErrorMessage: 'Health-check IA no disponible ahora. Inténtalo de nuevo.',
       healthTitle: 'Health Check',
@@ -105,6 +107,7 @@ const getBillingCopy = (language: 'de' | 'en' | 'es') => {
     retryLabel: 'Try again',
     notAPlantTitle: 'No plant detected',
     notAPlantMessage: 'The image does not show a recognizable plant. Please photograph a plant and try again.',
+    notAPlantSharedMessage: 'The shared image does not show a recognizable plant. The original post may not have loaded. Take a screenshot of the post and share the screenshot — that always works.',
     providerErrorMessage: 'AI scan is currently unavailable. Please try again.',
     healthProviderErrorMessage: 'AI health check is currently unavailable. Please try again.',
     healthTitle: 'Health Check',
@@ -199,6 +202,7 @@ export default function ScannerScreen() {
 
   const lastProcessedShareToken = useRef<string | null>(null);
   const sharedAnalysisInFlightToken = useRef<string | null>(null);
+  const analysisFromShareRef = useRef(false);
   const resizeForAnalysisRef = useRef<(uri: string) => Promise<string>>(async (uri) => uri);
   const analyzeImageRef = useRef<(imageUri: string, galleryImageUri?: string) => Promise<void>>(async () => {});
 
@@ -417,7 +421,7 @@ export default function ScannerScreen() {
       } else if (isBackendApiError(error) && error.code === 'NOT_A_PLANT') {
         Alert.alert(
           billingCopy.notAPlantTitle,
-          billingCopy.notAPlantMessage,
+          analysisFromShareRef.current ? billingCopy.notAPlantSharedMessage : billingCopy.notAPlantMessage,
           [{ text: billingCopy.dismiss, style: 'cancel' }],
         );
       } else if (isBackendApiError(error) && error.code === 'PROVIDER_ERROR') {
@@ -469,6 +473,7 @@ export default function ScannerScreen() {
         if (cancelled || sharedAnalysisInFlightToken.current !== shareToken) return;
         setDemoResultVisible(false);
         setSelectedImage(analysisUri);
+        analysisFromShareRef.current = true;
         await analyzeImageRef.current(analysisUri, nextSharedImageUri);
       } finally {
         if (sharedAnalysisInFlightToken.current === shareToken) {
@@ -490,6 +495,7 @@ export default function ScannerScreen() {
       const analysisUri = await resizeForAnalysis(photo.uri);
       setDemoResultVisible(false);
       setSelectedImage(analysisUri);
+      analysisFromShareRef.current = false;
       analyzeImage(analysisUri, photo.uri);
     }
   };
@@ -507,6 +513,7 @@ export default function ScannerScreen() {
       const analysisUri = await resizeForAnalysis(asset.uri);
       setDemoResultVisible(false);
       setSelectedImage(asset.uri);
+      analysisFromShareRef.current = false;
       analyzeImage(analysisUri, asset.uri);
     }
   };