Add attestato generation UI

"Genera Attestato" button on the association detail page downloads
the certificate PDF from the new backend endpoint; the edit dialog
gained a ratification-code field (used on the certificate).

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_017hQcuUQFue2bFvrYw2UQhK

app/dashboard/[id]/page.tsx

@@ -2,7 +2,7 @@
 
 import { useEffect, useState } from "react";
 import { useParams, useRouter } from "next/navigation";
-import { ArrowLeft, Loader2, Plus, Trash2 } from "lucide-react";
+import { ArrowLeft, FileDown, Loader2, Plus, Trash2 } from "lucide-react";
 import { AppHeader } from "@/components/layout/app-header";
 import { PageHeader } from "@/components/layout/page-header";
 import { AssociateFormDialog } from "@/components/associations/associate-form-dialog";
@@ -14,7 +14,7 @@ import { UserFormDialog } from "@/components/associations/user-form-dialog";
 import { Button } from "@/components/ui/button";
 import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card";
 import { ConfirmDialog } from "@/components/ui/confirm-dialog";
-import { deleteAssociation, getAssociation, updateAssociation } from "@/lib/api";
+import { deleteAssociation, downloadAttestato, getAssociation, updateAssociation } from "@/lib/api";
 import type { Associate, Association, User } from "@/lib/models";
 
 export default function AssociationDetailPage() {
@@ -31,6 +31,8 @@ export default function AssociationDetailPage() {
   const [userDialogOpen, setUserDialogOpen] = useState(false);
   const [editingUserIndex, setEditingUserIndex] = useState<number | undefined>(undefined);
 
+  const [generatingAttestato, setGeneratingAttestato] = useState(false);
+
   useEffect(() => {
     getAssociation(id)
       .then(setAssociation)
@@ -106,6 +108,18 @@ export default function AssociationDetailPage() {
     router.push("/dashboard");
   };
 
+  const handleDownloadAttestato = async () => {
+    if (!association) return;
+    setGeneratingAttestato(true);
+    try {
+      await downloadAttestato(id, association.name);
+    } catch (error) {
+      console.error("Failed to generate attestato:", error);
+    } finally {
+      setGeneratingAttestato(false);
+    }
+  };
+
   if (loading) {
     return (
       <div className="flex min-h-screen items-center justify-center text-muted-foreground">
@@ -137,6 +151,14 @@ export default function AssociationDetailPage() {
             description={`${association.associates?.length ?? 0} soci registrati`}
             actions={
               <>
+                <Button variant="outline" onClick={handleDownloadAttestato} disabled={generatingAttestato}>
+                  {generatingAttestato ? (
+                    <Loader2 className="size-4 animate-spin" />
+                  ) : (
+                    <FileDown className="size-4" />
+                  )}
+                  Genera Attestato
+                </Button>
                 <EditAssociationDialog association={association} onSaved={setAssociation} />
                 <ConfirmDialog
                   trigger={

components/associations/edit-association-dialog.tsx

@@ -30,6 +30,7 @@ export function EditAssociationDialog({
   const [address, setAddress] = useState(association.address);
   const [vatNumber, setVatNumber] = useState(association.vatNumber ?? "");
   const [runtsId, setRuntsId] = useState(association.runtsId ?? "");
+  const [ratificationCode, setRatificationCode] = useState(association.ratificationCode ?? "");
   const [isShown, setIsShown] = useState(association.isShown ?? true);
 
   useEffect(() => {
@@ -38,6 +39,7 @@ export function EditAssociationDialog({
       setAddress(association.address);
       setVatNumber(association.vatNumber ?? "");
       setRuntsId(association.runtsId ?? "");
+      setRatificationCode(association.ratificationCode ?? "");
       setIsShown(association.isShown ?? true);
     }
   }, [open, association]);
@@ -52,6 +54,7 @@ export function EditAssociationDialog({
         address,
         vatNumber,
         runtsId,
+        ratificationCode,
         isShown,
       });
       onSaved(updated);
@@ -98,6 +101,16 @@ export function EditAssociationDialog({
               <Input id="e-runtsId" value={runtsId} onChange={(e) => setRuntsId(e.target.value)} />
             </div>
 
+            <div className="space-y-2">
+              <Label htmlFor="e-ratificationCode">Codice ratifica (es. LO183)</Label>
+              <Input
+                id="e-ratificationCode"
+                value={ratificationCode}
+                onChange={(e) => setRatificationCode(e.target.value)}
+                placeholder="Usato nell'attestato di adesione"
+              />
+            </div>
+
             <div className="flex items-center justify-between rounded-lg border p-3 sm:col-span-2">
               <div>
                 <Label htmlFor="e-isShown">Associazione attiva</Label>