fix(ai): throttle now applies on ALL chunk iterations (incl. errors), delay bumped to 20s

src/features/grid/components/bulk-ai-analyzer.tsx

@@ -56,24 +56,18 @@ export function BulkAiAnalyzer() {
                     marge: r.totalMarge ? parseFloat(((r.totalMarge / (r.totalCa || 1)) * 100).toFixed(1)) : 0,
                 }));
 
+                try {
                     const res = await fetch("/api/ai/batch-analyze", {
                         method: "POST",
                         headers: { "Content-Type": "application/json" },
-                    body: JSON.stringify({
-                        rayon: chunk.rayon,
-                        products: payloadProducts
-                    })
+                        body: JSON.stringify({ rayon: chunk.rayon, products: payloadProducts })
                     });
 
                     if (!res.ok) {
                         const errText = await res.text();
                         console.error(`[BulkAiAnalyzer] Erreur HTTP ${res.status} sur le lot ${chunk.rayon}:`, errText);
                         setProgress(prev => ({ ...prev, errors: prev.errors + 1 }));
-                    completed++;
-                    continue;
-                }
-
-                try {
+                    } else {
                         const data = await res.json();
                         console.log(`[BulkAiAnalyzer] Response for ${chunk.rayon}:`, data);
 
@@ -92,15 +86,18 @@ export function BulkAiAnalyzer() {
                         } else {
                             console.warn(`[BulkAiAnalyzer] Unexpected response shape for ${chunk.rayon}:`, data);
                         }
+                    }
                 } catch (e) {
-                    console.error(`[BulkAiAnalyzer] Failed to parse JSON for chunk ${chunk.rayon}:`, e);
+                    console.error(`[BulkAiAnalyzer] Failed fetch for chunk ${chunk.rayon}:`, e);
+                    setProgress(prev => ({ ...prev, errors: prev.errors + 1 }));
                 }
 
                 completed++;
 
-                // Respect OpenRouter free-tier rate limits — pause 3s before next chunk
+                // Always wait 20s between chunks — free tier allows ~3 req/min
                 if (completed < chunks.length) {
-                    await new Promise(resolve => setTimeout(resolve, 3000));
+                    setProgress(prev => ({ ...prev, current: completed, message: `En attente... (lot ${completed}/${chunks.length})` }));
+                    await new Promise(resolve => setTimeout(resolve, 20000));
                 }
             }