go router added

lib/core/routes/app_routes.dart

@@ -0,0 +1,136 @@
+import 'package:flutter/material.dart';
+import 'package:go_router/go_router.dart';
+
+import '../../views/home/home_screen.dart';
+import '../../views/login/login_screen.dart';
+import '../../views/profile/profile_screen.dart';
+import '../../views/tenders/tenders_screen.dart';
+import 'app_shell_screen.dart';
+
+part 'app_routes.g.dart';
+
+// Global navigator keys
+final GlobalKey<NavigatorState> rootNavigatorKey = GlobalKey<NavigatorState>();
+final GlobalKey<NavigatorState> homeNavigatorKey = GlobalKey<NavigatorState>();
+final GlobalKey<NavigatorState> tendersNavigatorKey =
+    GlobalKey<NavigatorState>();
+final GlobalKey<NavigatorState> profileNavigatorKey =
+    GlobalKey<NavigatorState>();
+
+// Main app router
+final GoRouter appRouter = GoRouter(
+  routes: $appRoutes,
+  initialLocation: '/login',
+  navigatorKey: rootNavigatorKey,
+);
+
+// Login route - outside the shell
+@TypedGoRoute<LoginScreenRoute>(path: '/login')
+class LoginScreenRoute extends GoRouteData with _$LoginScreenRoute {
+  const LoginScreenRoute();
+
+  @override
+  Widget build(BuildContext context, GoRouterState state) {
+    return const LoginScreen();
+  }
+}
+
+// Shell route with bottom navigation using StatefulShellRoute.indexedStack
+@TypedStatefulShellRoute<AppShellRouteData>(
+  branches: <TypedStatefulShellBranch<StatefulShellBranchData>>[
+    TypedStatefulShellBranch<HomeBranch>(
+      routes: <TypedRoute<RouteData>>[
+        TypedGoRoute<HomeRouteData>(path: '/home'),
+      ],
+    ),
+    TypedStatefulShellBranch<TendersBranch>(
+      routes: <TypedRoute<RouteData>>[
+        TypedGoRoute<TendersRouteData>(path: '/tenders'),
+      ],
+    ),
+    TypedStatefulShellBranch<ProfileBranch>(
+      routes: <TypedRoute<RouteData>>[
+        TypedGoRoute<ProfileRouteData>(path: '/profile'),
+      ],
+    ),
+  ],
+)
+class AppShellRouteData extends StatefulShellRouteData {
+  const AppShellRouteData();
+
+  static final GlobalKey<NavigatorState> $parentNavigatorKey = rootNavigatorKey;
+
+  @override
+  Widget builder(
+    BuildContext context,
+    GoRouterState state,
+    StatefulNavigationShell navigationShell,
+  ) {
+    return AppShellScreen(navigationShell: navigationShell);
+  }
+}
+
+// Branch data classes
+class HomeBranch extends StatefulShellBranchData {
+  const HomeBranch();
+  static final GlobalKey<NavigatorState> $navigatorKey = homeNavigatorKey;
+}
+
+class TendersBranch extends StatefulShellBranchData {
+  const TendersBranch();
+  static final GlobalKey<NavigatorState> $navigatorKey = tendersNavigatorKey;
+}
+
+class ProfileBranch extends StatefulShellBranchData {
+  const ProfileBranch();
+  static final GlobalKey<NavigatorState> $navigatorKey = profileNavigatorKey;
+}
+
+// Route data classes
+class HomeRouteData extends GoRouteData with _$HomeRouteData {
+  const HomeRouteData();
+
+  @override
+  Widget build(BuildContext context, GoRouterState state) {
+    return const HomeScreen();
+  }
+
+  // @override
+  // Page<void> buildPage(BuildContext context, GoRouterState state) {
+  //   return CustomTransitionPage<void>(
+  //     key: state.pageKey,
+  //     child: const HomeScreen(),
+  //     transitionDuration: const Duration(milliseconds: 500),
+  //     transitionsBuilder: (context, animation, secondaryAnimation, child) {
+  //       const begin = Offset(1.0, 0.0); // From right to left
+  //       const end = Offset.zero;
+  //       const curve = Curves.linearToEaseOut;
+
+  //       var tween = Tween(
+  //         begin: begin,
+  //         end: end,
+  //       ).chain(CurveTween(curve: curve));
+  //       var offsetAnimation = animation.drive(tween);
+  //       return SlideTransition(position: offsetAnimation, child: child);
+  //     },
+  //   );
+  // }
+}
+
+class TendersRouteData extends GoRouteData with _$TendersRouteData {
+  const TendersRouteData();
+
+  @override
+  Widget build(BuildContext context, GoRouterState state) {
+    return const TendersScreen();
+  }
+}
+
+class ProfileRouteData extends GoRouteData with _$ProfileRouteData {
+  const ProfileRouteData();
+
+  @override
+  Widget build(BuildContext context, GoRouterState state) {
+    return const ProfileScreen();
+  }
+}