perf: suppression du téléchargement massif d'événements côté client (appel de la CF checkContainerAvailability et lecture synchrone des quantités)

em2rp/lib/views/widgets/event/equipment_selection_dialog.dart

@@ -3,7 +3,6 @@ import 'package:flutter/material.dart';
 import 'package:em2rp/models/equipment_model.dart';
 import 'package:em2rp/models/container_model.dart';
 import 'package:em2rp/models/event_model.dart';
-import 'package:em2rp/services/event_availability_service.dart';
 import 'package:em2rp/services/data_service.dart';
 import 'package:em2rp/services/api_service.dart';
 import 'package:em2rp/utils/colors.dart';
@@ -88,7 +87,6 @@ class EquipmentSelectionDialog extends StatefulWidget {
 class _EquipmentSelectionDialogState extends State<EquipmentSelectionDialog> {
   final TextEditingController _searchController = TextEditingController();
   final ScrollController _scrollController = ScrollController(); // Pr├®serve la position de scroll
-  final EventAvailabilityService _availabilityService = EventAvailabilityService();
   final DataService _dataService = DataService(apiService);
 
   EquipmentCategory? _selectedCategory;
@@ -279,7 +277,7 @@ class _EquipmentSelectionDialogState extends State<EquipmentSelectionDialog> {
         DebugLog.info('[EquipmentSelectionDialog] Loaded ${newEquipments.length} equipments, total: ${_paginatedEquipments.length}, hasMore: $_hasMoreEquipments');
 
         // Charger les quantites pour les consommables/cbles de cette page
-        await _loadAvailableQuantities(newEquipments);
+        _loadAvailableQuantities(newEquipments);
         
         // Vrifier si on doit charger d'autres lments (ex: tout a t filtr)
         WidgetsBinding.instance.addPostFrameCallback((_) {
@@ -442,7 +440,7 @@ class _EquipmentSelectionDialogState extends State<EquipmentSelectionDialog> {
   }
 
   /// Charge les quantit├®s disponibles pour les consommables/c├óbles d'une liste d'├®quipements
-  Future<void> _loadAvailableQuantities(List<EquipmentModel> equipments) async {
+  void _loadAvailableQuantities(List<EquipmentModel> equipments) {
     if (!mounted) return;
 
     try {
@@ -453,12 +451,13 @@ class _EquipmentSelectionDialogState extends State<EquipmentSelectionDialog> {
       for (var eq in consumables) {
         // Ne recharger que si on n'a pas d├®j├á la quantit├®
         if (!_availableQuantities.containsKey(eq.id)) {
-          final available = await _availabilityService.getAvailableQuantity(
-            equipment: eq,
-            startDate: widget.startDate,
-            endDate: widget.endDate,
-            excludeEventId: widget.excludeEventId,
-          );
+          int available = eq.totalQuantity ?? 0;
+          if (_equipmentQuantities.containsKey(eq.id)) {
+            final qtyInfo = _equipmentQuantities[eq.id];
+            if (qtyInfo != null && qtyInfo['availableQuantity'] != null) {
+              available = (qtyInfo['availableQuantity'] as num).toInt();
+            }
+          }
           _availableQuantities[eq.id] = available;
         }
       }