update

app/api/detect/route.ts

@@ -49,7 +49,13 @@ export async function POST(request: Request) {
           matches.push({ ...item, extract, colorIndex });
         }
 
-        const res: DetectResponse = { width, height, matches, labels };
+        const res: DetectResponse = {
+          width,
+          height,
+          matches,
+          labels,
+          error: false,
+        };
         return NextResponse.json(res);
       }
     }

store/loadData/loadData.ts

@@ -17,6 +17,10 @@ export default async function loadData(
 
     if (response.ok) {
       const result: DetectResponse = await response.json();
+      if (result.error) {
+        set({ error: true, loading: false, success: false });
+        return;
+      }
       set({
         ...result,
         loading: false,

types/types.ts

@@ -11,6 +11,7 @@ export type MatchItem = {
 };
 
 export type DetectResponse = {
+  error: boolean;
   width: number;
   height: number;
   matches: MatchItem[];