feat: premenovanie newslettera v zozname a vyber nazvu pri duplikovani

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/app/page.tsx

@@ -12,6 +12,7 @@ import { ConfigPanel } from '@/components/editor/ConfigPanel';
 import { ProductImportModal } from '@/components/editor/ProductImportModal';
 import { BadgeEditorModal } from '@/components/editor/BadgeEditorModal';
 import { SavedCampaignsModal } from '@/components/editor/SavedCampaignsModal';
+import { NameDialog } from '@/components/editor/NameDialog';
 import JSZip from 'jszip';
 import { prepareCardImages } from '@/lib/cardImages';
 import { useCampaignReview } from '@/components/review/useCampaignReview';
@@ -42,6 +43,7 @@ export default function Home() {
   const [isImportOpen, setIsImportOpen] = useState(false);
   const [isBadgeEditorOpen, setIsBadgeEditorOpen] = useState(false);
   const [isSavedCampaignsOpen, setIsSavedCampaignsOpen] = useState(false);
+  const [isDuplicateOpen, setIsDuplicateOpen] = useState(false);
   const [targetProductIdForBadge, setTargetProductIdForBadge] = useState<string | null>(null);
   const [availableBadges, setAvailableBadges] = useState<BadgeTemplate[]>(DEFAULT_BADGE_TEMPLATES);
 
@@ -412,10 +414,9 @@ export default function Home() {
   };
 
   // Duplikácia aktuálnej kampane v Supabase
-  const handleDuplicateCurrentCampaign = async () => {
+  const handleDuplicateCurrentCampaign = async (newTitle: string) => {
     setIsSaving(true);
     try {
-      const newTitle = `${campaign.title} (kópia)`;
       const { data, error } = await supabase
         .from('templates')
         .insert([
@@ -439,7 +440,7 @@ export default function Home() {
           status: 'draft',
           modules: campaign.modules
         });
-        alert(`Kampaň bola zduplikovaná ako "${newTitle}"!`);
+        setIsDuplicateOpen(false);
       }
     } catch (err: any) {
       alert(`Chyba pri duplikovaní: ${err.message}`);
@@ -662,7 +663,7 @@ export default function Home() {
         onSave={handleManualSave}
         onUpdateTitle={(title) => setCampaign((prev) => ({ ...prev, title }))}
         onOpenSavedCampaigns={() => setIsSavedCampaignsOpen(true)}
-        onDuplicateCampaign={handleDuplicateCurrentCampaign}
+        onDuplicateCampaign={() => setIsDuplicateOpen(true)}
         onExportZip={handleExportZip}
         onExportBrevo={handleExportBrevo}
         isExportingBrevo={isExportingBrevo}
@@ -1012,8 +1013,18 @@ export default function Home() {
       />
 
       {/* Modál Moje newslettre (Ukladanie, duplikácia, vytváranie a prepínanie) */}
+      <NameDialog
+        open={isDuplicateOpen}
+        title="Duplikovať newsletter"
+        initial={campaign.title || ''}
+        confirmText="Vytvoriť kópiu"
+        onConfirm={handleDuplicateCurrentCampaign}
+        onCancel={() => setIsDuplicateOpen(false)}
+      />
+
       <SavedCampaignsModal
         isOpen={isSavedCampaignsOpen}
+        onRenameCurrent={(title) => setCampaign((prev) => ({ ...prev, title }))}
         onClose={() => setIsSavedCampaignsOpen(false)}
         currentCampaign={campaign}
         onLoadCampaign={(selected: NewsletterCampaign) => {