feat: add error feedback

server/app.py

@@ -63,7 +63,7 @@ def translate_api():
         redis_client.lpush(queue_key, input_text) # left push
         result = query_translation(input_text)
         if result is not None: return jsonify({ "text": result })
-        else: return Response(status= 500)
+        else: return Response(status= 529, response= "Error 529: Server overloaded")
     return Response(status= 400)
 
 

src/Home/index.tsx

@@ -22,10 +22,9 @@ export default function App() {
       const { text } = input
       if (!text || translation.loading) { return null }
       if (translation()) { mutate(null) }
-      const response = await fetch(`/api/translate?text=${text}`, { method: "POST" }).then(response => { 
-          if (response.status === 200) { return response.json() }
-  
-      }).then(response => response?.text)
+      const response = await fetch(`/api/translate?text=${text}`, { method: "POST" })
+      .then(response => response.status===200? response.json() : response.text())
+      .then(response => response?.text ?? response)
       .catch(() => null)
   
       return { originalText: text, translatedText: response }