fix: Обновление фильтрации и валидации в компонентах ASNsNewManager, AutoUrlManager, DomainsNewManager, IPRangesManager и FilterManager. Добавлена проверка на null для предотвращения ошибок и улучшения стабильности приложения.

frontend/src/DomainsNewManager.jsx

@@ -218,7 +218,7 @@ function DomainsNewManager() {
   const [clearCommunitiesOpen, setClearCommunitiesOpen] = useState(false);
 
   const handlePreviewDiff = () => {
-    const valid = items.filter(i => isValidDomain(i.domain) && isValidCommunity(i.community))
+    const valid = items.filter(i => i != null && isValidDomain(i.domain) && isValidCommunity(i.community))
       .map(i => ({ domain: i.domain.trim().toLowerCase(), community: String(i.community).trim() }));
     const unique = deduplicate(valid);
     setDiff(computeDiff(originalItems, unique));
@@ -227,7 +227,7 @@ function DomainsNewManager() {
 
   const handleSaveChanges = async () => {
     // подготовим diff и спросим подтверждение только при массовых изменениях (>10)
-    const valid = items.filter(i => isValidDomain(i.domain) && isValidCommunity(i.community))
+    const valid = items.filter(i => i != null && isValidDomain(i.domain) && isValidCommunity(i.community))
       .map(i => ({ domain: i.domain.trim().toLowerCase(), community: String(i.community).trim() }));
     const unique = deduplicate(valid);
     const diffData = computeDiff(originalItems, unique);
@@ -256,7 +256,7 @@ function DomainsNewManager() {
       // Подгружаем весь список, применяем изменения текущей страницы и сохраняем полные данные
       const fullRes = await api.get(`/domains-new`, { params: { offset: 0, limit: 0, format: 'std' } });
       const full = Array.isArray(fullRes.data?.items) ? fullRes.data.items : (Array.isArray(fullRes.data) ? fullRes.data : []);
-      const fullMap = new Map(full.map(i => [String(i.domain).trim().toLowerCase(), { domain: String(i.domain).trim().toLowerCase(), community: String(i.community || '').trim() }]));
+      const fullMap = new Map(full.filter(i => i != null).map(i => [String(i.domain || '').trim().toLowerCase(), { domain: String(i.domain || '').trim().toLowerCase(), community: String(i.community || '').trim() }]));
       const originalPageMap = new Map(originalItems.map(i => [String(i.domain).trim().toLowerCase(), true]));
       const uniqueMap = new Map(unique.map(i => [String(i.domain).trim().toLowerCase(), { domain: String(i.domain).trim().toLowerCase(), community: String(i.community).trim() }]));
       // Удаления: всё, что было на странице, но отсутствует в изменённом наборе
@@ -300,7 +300,7 @@ function DomainsNewManager() {
     const parsed = lines.map(l => {
       const [d, c] = l.split(/\s+/);
       return { domain: (d || '').toLowerCase(), community: (c || '').trim() };
-    }).filter(i => isValidDomain(i.domain) && isValidCommunity(i.community));
+    }).filter(i => i != null && isValidDomain(i.domain) && isValidCommunity(i.community));
     setItems(prev => {
       const merged = [...prev, ...parsed];
       const map = new Map();
@@ -322,7 +322,7 @@ function DomainsNewManager() {
       const response = await api.get(`/domains-new`, { params: { q: effectiveQ, offset: 0, limit: 0, format: 'std' } });
       const all = Array.isArray(response.data?.items) ? response.data.items : (Array.isArray(response.data) ? response.data : []);
       const header = ['domain', 'community'];
-      const csv = [header, ...all.map(i => [i.domain, i.community])]
+      const csv = [header, ...all.filter(i => i != null).map(i => [i.domain || '', i.community || ''])]
         .map(r => r.map(x => `"${(x ?? '').toString().replace(/"/g, '""')}"`).join(','))
         .join('\n');
       const blob = new Blob([csv], { type: 'text/csv;charset=utf-8;' });
@@ -338,7 +338,7 @@ function DomainsNewManager() {
   };
 
   const clearInvalid = () => {
-    setItems(prev => prev.filter(i => i.domain || i.community)
+    setItems(prev => prev.filter(i => i != null && (i.domain || i.community))
       .filter(i => isValidDomain(i.domain) && isValidCommunity(i.community))
     );
   };
@@ -376,16 +376,17 @@ function DomainsNewManager() {
 
   // Локальная фильтрация и пагинация
   const filtered = sortedItems.filter(i => {
+    if (!i) return false;
     const byCommunity = !filterCommunity || i.community === filterCommunity;
     const term = String(searchTerm || '').toLowerCase();
-    const bySearch = !term || String(i.domain).toLowerCase().includes(term);
+    const bySearch = !term || String(i.domain || '').toLowerCase().includes(term);
     return byCommunity && bySearch;
   });
   const totalPages = Math.max(1, Math.ceil(filtered.length / pageSize));
   const paginatedItems = filtered.slice((currentPage - 1) * pageSize, (currentPage) * pageSize);
 
   // Для фильтра - список всех уникальных community
-  const allCommunities = Array.from(new Set(items.map(i => i.community)));
+  const allCommunities = Array.from(new Set(items.filter(i => i != null).map(i => i.community).filter(c => c != null)));
 
   // Сортировка по клику
   const handleSort = (field) => {
@@ -450,8 +451,8 @@ function DomainsNewManager() {
 
   const handleBulkExport = () => {
     if (selectedDomains.size === 0) return;
-    const selectedItems = items.filter(i => selectedDomains.has(i.domain));
-    const text = selectedItems.map(i => `${i.domain} ${i.community}`).join('\n');
+    const selectedItems = items.filter(i => i != null && selectedDomains.has(i.domain));
+    const text = selectedItems.map(i => `${i.domain || ''} ${i.community || ''}`).join('\n');
     const blob = new Blob([text], { type: 'text/plain' });
     const url = URL.createObjectURL(blob);
     const a = document.createElement('a');
@@ -895,7 +896,7 @@ function DomainsNewManager() {
         show={clearCommunitiesOpen}
         onClose={() => setClearCommunitiesOpen(false)}
         onConfirm={() => { 
-          setItems(prev => prev.filter(i => i.community !== filterCommunity)); 
+          setItems(prev => prev.filter(i => i != null && i.community !== filterCommunity)); 
           setClearCommunitiesOpen(false); 
         }}
         title="Удалить записи community?"