mah....volare

lib/features/operations/data/operations_repository.dart

@@ -35,6 +35,82 @@ class OperationsRepository {
     }
   }
 
+  // 🥷 2. RECUPERO PAGINATO ASSOLUTO CON CONTEGGIO TOTALI
+  Future<PaginatedOperations> fetchPaginatedOperations({
+    required String companyId,
+    String? storeId,
+    String? staffId,
+    String? providerId,
+    required int page, // Usiamo 'page' (1, 2, 3...) invece di 'offset'
+    int itemsPerPage = 25, // Default a 25 elementi per pagina
+    String? searchTerm,
+    DateTimeRange? dateRange,
+  }) async {
+    try {
+      // Calcoliamo il range di partenza e fine per Supabase
+      // Es. Pagina 1, 25 items -> range(0, 24)
+      // Es. Pagina 2, 25 items -> range(25, 49)
+      final from = (page - 1) * itemsPerPage;
+      final to = from + itemsPerPage - 1;
+
+      var query = _supabase
+          .from(Tables.operations)
+          .select('''
+            *,
+            ${Tables.customers}(*), 
+            ${Tables.stores}(name),
+            ${Tables.providers}(name, color_hex),
+            ${Tables.models}(name_with_brand),
+            ${Tables.staffMembers}(name),
+            ${Tables.attachments}(*)
+          ''')
+          .eq('company_id', companyId);
+
+      // Filtro Range Date
+      if (dateRange != null) {
+        query = query
+            .gte('created_at', dateRange.start.toIso8601String())
+            .lte('created_at', dateRange.end.toIso8601String());
+      }
+
+      if (storeId != null) {
+        query = query.or('store_id.eq.$storeId,store_id.is.null');
+      }
+
+      if (staffId != null) {
+        query = query.or('staff_id.eq.$staffId,staff_id.is.null');
+      }
+
+      if (providerId != null) {
+        query = query.or('provider_id.eq.$providerId,provider_id.is.null');
+      }
+
+      if (searchTerm != null && searchTerm.isNotEmpty) {
+        query = query.or(
+          'reference.ilike.%$searchTerm%,note.ilike.%$searchTerm%,customer.name.ilike.%$searchTerm%',
+        );
+      }
+
+      final response = await query
+          .order('created_at', ascending: false)
+          .range(from, to)
+          .count(CountOption.exact);
+      // 3. Estrazione dei dati
+      final List<OperationModel> operations = (response.data as List)
+          .map((map) => OperationModel.fromMap(map))
+          .toList();
+
+      final int totalCount = response.count;
+
+      return PaginatedOperations(
+        operations: operations,
+        totalCount: totalCount,
+      );
+    } catch (e) {
+      throw Exception('Errore nel recupero della pagina $page: $e');
+    }
+  }
+
   // --- RECUPERO PAGINATO CON FILTRI E JOIN ---
   Future<List<OperationModel>> fetchOperations({
     required String companyId,
@@ -325,3 +401,10 @@ class OperationsRepository {
     }
   }
 }
+
+class PaginatedOperations {
+  final List<OperationModel> operations;
+  final int totalCount;
+
+  PaginatedOperations({required this.operations, required this.totalCount});
+}