add promotion/detail

lib/features/main/presentation/providers/current_page_provider.dart

@@ -0,0 +1,30 @@
+/// Provider: Current Page Index Provider
+///
+/// Manages the state of the current bottom navigation page index.
+library;
+
+import 'package:riverpod_annotation/riverpod_annotation.dart';
+
+part 'current_page_provider.g.dart';
+
+/// Current Page Index Notifier
+///
+/// Manages which page is currently displayed in the bottom navigation.
+/// Pages:
+/// - 0: Home
+/// - 1: Loyalty
+/// - 2: Promotions
+/// - 3: Notifications
+/// - 4: Account
+@riverpod
+class CurrentPageIndex extends _$CurrentPageIndex {
+  @override
+  int build() => 0;
+
+  /// Set the current page index
+  void setIndex(int index) {
+    if (index >= 0 && index <= 4) {
+      state = index;
+    }
+  }
+}

lib/features/main/presentation/providers/current_page_provider.g.dart

@@ -0,0 +1,100 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'current_page_provider.dart';
+
+// **************************************************************************
+// RiverpodGenerator
+// **************************************************************************
+
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: type=lint, type=warning
+/// Current Page Index Notifier
+///
+/// Manages which page is currently displayed in the bottom navigation.
+/// Pages:
+/// - 0: Home
+/// - 1: Loyalty
+/// - 2: Promotions
+/// - 3: Notifications
+/// - 4: Account
+
+@ProviderFor(CurrentPageIndex)
+const currentPageIndexProvider = CurrentPageIndexProvider._();
+
+/// Current Page Index Notifier
+///
+/// Manages which page is currently displayed in the bottom navigation.
+/// Pages:
+/// - 0: Home
+/// - 1: Loyalty
+/// - 2: Promotions
+/// - 3: Notifications
+/// - 4: Account
+final class CurrentPageIndexProvider
+    extends $NotifierProvider<CurrentPageIndex, int> {
+  /// Current Page Index Notifier
+  ///
+  /// Manages which page is currently displayed in the bottom navigation.
+  /// Pages:
+  /// - 0: Home
+  /// - 1: Loyalty
+  /// - 2: Promotions
+  /// - 3: Notifications
+  /// - 4: Account
+  const CurrentPageIndexProvider._()
+    : super(
+        from: null,
+        argument: null,
+        retry: null,
+        name: r'currentPageIndexProvider',
+        isAutoDispose: true,
+        dependencies: null,
+        $allTransitiveDependencies: null,
+      );
+
+  @override
+  String debugGetCreateSourceHash() => _$currentPageIndexHash();
+
+  @$internal
+  @override
+  CurrentPageIndex create() => CurrentPageIndex();
+
+  /// {@macro riverpod.override_with_value}
+  Override overrideWithValue(int value) {
+    return $ProviderOverride(
+      origin: this,
+      providerOverride: $SyncValueProvider<int>(value),
+    );
+  }
+}
+
+String _$currentPageIndexHash() => r'677ac5cabc001e152a7a79cc7fb7d3789ad49545';
+
+/// Current Page Index Notifier
+///
+/// Manages which page is currently displayed in the bottom navigation.
+/// Pages:
+/// - 0: Home
+/// - 1: Loyalty
+/// - 2: Promotions
+/// - 3: Notifications
+/// - 4: Account
+
+abstract class _$CurrentPageIndex extends $Notifier<int> {
+  int build();
+  @$mustCallSuper
+  @override
+  void runBuild() {
+    final created = build();
+    final ref = this.ref as $Ref<int, int>;
+    final element =
+        ref.element
+            as $ClassProviderElement<
+              AnyNotifier<int, int>,
+              int,
+              Object?,
+              Object?
+            >;
+    element.handleValue(ref, created);
+  }
+}