pos changes

lib/presentation/pos/screens/pos_view.dart

@@ -5,6 +5,7 @@ import '../../../core/theme/app_colors.dart';
 import '../../../core/theme/app_dimens.dart';
 import '../../../core/theme/app_layout.dart';
 import '../../../core/widgets/primary_button.dart';
+import '../../auth/providers/auth_controller.dart';
 import '../../sync/providers/sync_controller.dart';
 import '../providers/navigation_provider.dart';
 import '../widgets/category_chips.dart';
@@ -82,6 +83,11 @@ class _CatalogueRequired extends ConsumerWidget {
     final state = ref.watch(catalogueImportProvider);
     final running = state is ImportRunning;
 
+    // Pulling the catalogue is an admin job, and a cashier has no Product
+    // Import module to be sent to. Offering them a button that opens a screen
+    // they cannot reach is worse than telling them who to ask.
+    final cashier = ref.watch(isCashierModeProvider);
+
     return Center(
       child: SingleChildScrollView(
         padding: const EdgeInsets.all(AppSpacing.xxl),
@@ -102,17 +108,23 @@ class _CatalogueRequired extends ConsumerWidget {
               ),
               const SizedBox(height: AppSpacing.xxl),
               Text(
-                'Import products to start billing',
+                cashier
+                    ? 'No products on this terminal'
+                    : 'Import products to start billing',
                 textAlign: TextAlign.center,
                 style: Theme.of(context).textTheme.headlineSmall,
               ),
               const SizedBox(height: AppSpacing.sm),
-              const Text(
-                'This terminal has no catalogue yet. Pull the current products '
-                'once at the start of your shift — after that everything runs '
-                'offline.',
+              Text(
+                cashier
+                    ? 'Nothing has been imported for this shift yet. Ask an '
+                        'admin to sign in and pull the catalogue — once they '
+                        'have, sign in again and everything runs offline.'
+                    : 'This terminal has no catalogue yet. Pull the current '
+                        'products once at the start of your shift — after that '
+                        'everything runs offline.',
                 textAlign: TextAlign.center,
-                style: TextStyle(
+                style: const TextStyle(
                   fontSize: 14,
                   color: AppColors.textSecondary,
                   height: 1.6,
@@ -120,7 +132,7 @@ class _CatalogueRequired extends ConsumerWidget {
               ),
               const SizedBox(height: AppSpacing.xxl),
 
-              if (running) ...[
+              if (!cashier && state is ImportRunning) ...[
                 Text(
                   state.stage,
                   style: const TextStyle(
@@ -142,7 +154,7 @@ class _CatalogueRequired extends ConsumerWidget {
                 const SizedBox(height: AppSpacing.lg),
               ],
 
-              if (state is ImportFailed) ...[
+              if (!cashier && state is ImportFailed) ...[
                 Container(
                   padding: const EdgeInsets.all(AppSpacing.md),
                   margin: const EdgeInsets.only(bottom: AppSpacing.lg),
@@ -171,23 +183,52 @@ class _CatalogueRequired extends ConsumerWidget {
                 ),
               ],
 
-              PrimaryButton(
-                label: 'Import catalogue now',
-                icon: Icons.cloud_download_rounded,
-                large: true,
-                busy: running,
-                onPressed: running
-                    ? null
-                    : () => ref.read(catalogueImportProvider.notifier).run(),
-              ),
-              const SizedBox(height: AppSpacing.md),
-              TextButton.icon(
-                onPressed: () => ref
-                    .read(activeModuleProvider.notifier)
-                    .state = PosModule.productImport,
-                icon: const Icon(Icons.open_in_new_rounded, size: 16),
-                label: const Text('Open Product Import'),
-              ),
+              if (cashier)
+                Container(
+                  padding: const EdgeInsets.all(AppSpacing.md),
+                  decoration: const BoxDecoration(
+                    color: AppColors.infoSurface,
+                    borderRadius: AppRadius.brSm,
+                  ),
+                  child: const Row(
+                    crossAxisAlignment: CrossAxisAlignment.start,
+                    children: [
+                      Icon(Icons.admin_panel_settings_outlined,
+                          size: 18, color: AppColors.info,),
+                      SizedBox(width: AppSpacing.sm),
+                      Expanded(
+                        child: Text(
+                          'Importing the catalogue is an admin job. Nothing '
+                          'can be billed here until it has been done.',
+                          style: TextStyle(
+                            color: AppColors.info,
+                            fontSize: 13,
+                            height: 1.45,
+                          ),
+                        ),
+                      ),
+                    ],
+                  ),
+                )
+              else ...[
+                PrimaryButton(
+                  label: 'Import catalogue now',
+                  icon: Icons.cloud_download_rounded,
+                  large: true,
+                  busy: running,
+                  onPressed: running
+                      ? null
+                      : () => ref.read(catalogueImportProvider.notifier).run(),
+                ),
+                const SizedBox(height: AppSpacing.md),
+                TextButton.icon(
+                  onPressed: () => ref
+                      .read(activeModuleProvider.notifier)
+                      .state = PosModule.productImport,
+                  icon: const Icon(Icons.open_in_new_rounded, size: 16),
+                  label: const Text('Open Product Import'),
+                ),
+              ],
             ],
           ),
         ),