feat:migliorato pulsanti voto per poter votare piu volte

Co-authored-by: Copilot <copilot@github.com>

frontend-BriefAI/src/services/feedbackService.ts

@@ -1,21 +1,48 @@
 const N8N = import.meta.env.VITE_N8N_URL
+const FEEDBACK_TIMEOUT_MS = 5000
 
 export const sendFeedback = async (
   articleId: string,
   vote: 1 | -1
 ): Promise<void> => {
   const token = localStorage.getItem('briefai_token')
-  if (!token) return
+  if (!token) throw new Error('Token mancante')
 
-  const payload = JSON.parse(atob(token.split('.')[1]))
+  if (!N8N) throw new Error('VITE_N8N_URL non configurata')
 
-  await fetch(`${N8N}/briefai/feedback`, {
-    method: 'POST',
-    headers: { 'Content-Type': 'application/json' },
-    body: JSON.stringify({
-      userId: payload.userId,
-      articleId,
-      vote,
-    }),
-  })
+  let payload: { userId?: string } | null = null
+  try {
+    payload = JSON.parse(atob(token.split('.')[1]))
+  } catch {
+    throw new Error('Token non valido')
+  }
+
+  if (!payload?.userId) throw new Error('userId non presente nel token')
+
+  const controller = new AbortController()
+  const timeoutId = setTimeout(() => controller.abort(), FEEDBACK_TIMEOUT_MS)
+
+  try {
+    const response = await fetch(`${N8N}/briefai/feedback`, {
+      method: 'POST',
+      headers: { 'Content-Type': 'application/json' },
+      body: JSON.stringify({
+        userId: payload.userId,
+        articleId,
+        vote,
+      }),
+      signal: controller.signal,
+    })
+
+    if (!response.ok) {
+      throw new Error(`Feedback HTTP ${response.status}`)
+    }
+  } catch (error) {
+    if (error instanceof Error && error.name === 'AbortError') {
+      throw new Error('Timeout feedback')
+    }
+    throw error
+  } finally {
+    clearTimeout(timeoutId)
+  }
 }