add new yourbench error message

frontend/src/components/Benchmark/Display.jsx

@@ -19,6 +19,7 @@ import CheckCircleIcon from "@mui/icons-material/CheckCircle";
 import API_CONFIG from "../../config/api";
 import { useThemeMode } from "../../hooks/useThemeMode";
 import getTheme from "../../config/theme";
+import ErrorDisplay from "../common/ErrorDisplay";
 
 /**
  * Component to display benchmark information and evaluation button
@@ -28,6 +29,7 @@ import getTheme from "../../config/theme";
  * @param {Function} props.onStartEvaluation - Function to call when evaluation button is clicked
  * @param {string} props.sessionId - Session ID used for the benchmark generation
  * @param {string} props.datasetUrl - URL to the Hugging Face dataset
+ * @param {boolean} props.success - Whether the benchmark generation was successful
  * @returns {JSX.Element} Benchmark display component
  */
 const Display = ({
@@ -35,6 +37,7 @@ const Display = ({
   onStartEvaluation,
   sessionId,
   datasetUrl,
+  success = true,
 }) => {
   const [isDownloading, setIsDownloading] = useState(false);
   const { mode } = useThemeMode();
@@ -51,10 +54,10 @@ const Display = ({
 
     setIsDownloading(true);
     try {
-      // Requête pour télécharger les questions JSON au lieu du dataset
+      // Request to download JSON questions instead of the dataset
       const downloadUrl = `${API_CONFIG.BASE_URL}/download-questions/${sessionId}`;
 
-      // Créer un élément a temporaire pour déclencher le téléchargement
+      // Create a temporary link element to trigger the download
       const link = document.createElement("a");
       link.href = downloadUrl;
       link.setAttribute("download", `yourbench_${sessionId}_questions.json`);
@@ -62,13 +65,24 @@ const Display = ({
       link.click();
       document.body.removeChild(link);
     } catch (error) {
-      console.error("Erreur lors du téléchargement des questions:", error);
-      alert("Erreur lors du téléchargement. Veuillez réessayer.");
+      console.error("Error while downloading questions:", error);
+      alert("Error downloading the file. Please try again.");
     } finally {
       setIsDownloading(false);
     }
   };
 
+  // If benchmark failed or if the questions array is empty, display an error message
+  if (!success || sampleQuestions.length === 0) {
+    return (
+      <ErrorDisplay
+        title="Insufficient Document"
+        error="The provided document does not contain enough information to generate questions. Please try with a more comprehensive document."
+        sx={{ mt: 4 }}
+      />
+    );
+  }
+
   return (
     <>
       <Box

frontend/src/pages/BenchmarkDisplayPage.jsx

@@ -15,6 +15,7 @@ function BenchmarkDisplayPage() {
   const [datasetUrl, setDatasetUrl] = useState(null);
   const [isValidSession, setIsValidSession] = useState(true);
   const [isLoading, setIsLoading] = useState(true);
+  const [success, setSuccess] = useState(true);
   const { mode } = useThemeMode();
   const theme = getTheme(mode);
 
@@ -53,6 +54,8 @@ function BenchmarkDisplayPage() {
         const data = await response.json();
         console.log("API data:", data);
 
+        setSuccess(data.success || false);
+
         if (data.success && data.questions && data.questions.length > 0) {
           console.log("Questions loaded successfully:", data.questions);
           setBenchmarkQuestions(data.questions);
@@ -70,6 +73,7 @@ function BenchmarkDisplayPage() {
       } catch (error) {
         console.error("Error retrieving questions:", error);
         setIsValidSession(false);
+        setSuccess(false);
       } finally {
         setIsLoading(false);
       }
@@ -147,6 +151,7 @@ function BenchmarkDisplayPage() {
                 ? benchmarkQuestions
                 : defaultSampleQuestions
             }
+            success={success}
           />
         </Box>
       )}