feat: sidebar accordion groups + mobile nav + AI FAB

lib/core/router/app_router.dart

@@ -165,6 +165,41 @@ class _NavItem {
   final bool Function(TenantMembership?) visible;
 }
 
+// ── Nav group (dropdown in sidebar) ───────────────────────────────────────────
+
+class _NavGroup {
+  const _NavGroup({
+    required this.title,
+    required this.icon,
+    required this.selectedIcon,
+    required this.items,
+  });
+  final String title;
+  final IconData icon;
+  final IconData selectedIcon;
+  final List<_NavItem> items;
+
+  /// Whether any item in this group is visible for the given membership
+  bool hasVisible(TenantMembership? m) => items.any((it) => it.visible(m));
+
+  /// Whether any item in this group is currently selected
+  bool containsRoute(String route) => items.any((it) => it.route == route);
+}
+
+// ── Sidebar entry (single item or group) ─────────────────────────────────────
+
+sealed class _SidebarEntry {}
+
+class _SidebarSingleEntry extends _SidebarEntry {
+  final _NavItem item;
+  _SidebarSingleEntry(this.item);
+}
+
+class _SidebarGroupEntry extends _SidebarEntry {
+  final _NavGroup group;
+  _SidebarGroupEntry(this.group);
+}
+
 // ── Clinic shell ──────────────────────────────────────────────────────────────
 
 class _ClinicShell extends ConsumerStatefulWidget {
@@ -176,9 +211,37 @@ class _ClinicShell extends ConsumerStatefulWidget {
 }
 
 class _ClinicShellState extends ConsumerState<_ClinicShell> {
-  int _index = 0;
+  String _selectedRoute = routeClinicDashboard;
 
-  static final _allItems = [
+  // Top-level singles before groups
+  static final _topSingles = [
+    _NavItem(route: routeClinicDashboard, icon: const Icon(Icons.home_outlined), selectedIcon: const Icon(Icons.home_rounded), label: 'Ana Sayfa', visible: (_) => true),
+    _NavItem(route: routeClinicJobs, icon: const Icon(Icons.work_outline_rounded), selectedIcon: const Icon(Icons.work_rounded), label: 'İşler', visible: (m) => m?.showJobs ?? true),
+    _NavItem(route: routeClinicPatients, icon: const Icon(Icons.people_outline_rounded), selectedIcon: const Icon(Icons.people_rounded), label: 'Hastalar', visible: (m) => m?.showPatients ?? true),
+    _NavItem(route: routeClinicFinance, icon: const Icon(Icons.account_balance_outlined), selectedIcon: const Icon(Icons.account_balance_rounded), label: 'Finans', visible: (m) => m?.showFinance ?? true),
+    _NavItem(route: routeClinicAi, icon: const Icon(Icons.auto_awesome_outlined), selectedIcon: const Icon(Icons.auto_awesome_rounded), label: 'AI Sohbet', visible: (_) => true),
+  ];
+
+  // Dropdown groups
+  static final _groups = [
+    _NavGroup(
+      title: 'Yönetim',
+      icon: Icons.tune_rounded,
+      selectedIcon: Icons.tune_rounded,
+      items: [
+        _NavItem(route: routeClinicConnections, icon: const Icon(Icons.link_rounded), selectedIcon: const Icon(Icons.link_rounded), label: 'Bağlantılar', visible: (_) => true),
+        _NavItem(route: routeClinicReports, icon: const Icon(Icons.bar_chart_outlined), selectedIcon: const Icon(Icons.bar_chart_rounded), label: 'Raporlar', visible: (_) => true),
+      ],
+    ),
+  ];
+
+  // Singles after groups
+  static final _bottomSingles = [
+    _NavItem(route: routeClinicSettings, icon: const Icon(Icons.settings_outlined), selectedIcon: const Icon(Icons.settings_rounded), label: 'Ayarlar', visible: (_) => true),
+  ];
+
+  // Mobile bottom nav: core items; others accessed from settings
+  static final _mobileItems = [
     _NavItem(route: routeClinicDashboard, icon: const Icon(Icons.home_outlined), selectedIcon: const Icon(Icons.home_rounded), label: 'Ana Sayfa', visible: (_) => true),
     _NavItem(route: routeClinicJobs, icon: const Icon(Icons.work_outline_rounded), selectedIcon: const Icon(Icons.work_rounded), label: 'İşler', visible: (m) => m?.showJobs ?? true),
     _NavItem(route: routeClinicPatients, icon: const Icon(Icons.people_outline_rounded), selectedIcon: const Icon(Icons.people_rounded), label: 'Hastalar', visible: (m) => m?.showPatients ?? true),
@@ -186,35 +249,70 @@ class _ClinicShellState extends ConsumerState<_ClinicShell> {
     _NavItem(route: routeClinicSettings, icon: const Icon(Icons.settings_outlined), selectedIcon: const Icon(Icons.settings_rounded), label: 'Ayarlar', visible: (_) => true),
   ];
 
+  List<_SidebarEntry> _allEntries() {
+    final membership = ref.read(authProvider).activeTenant;
+    final entries = <_SidebarEntry>[];
+    for (final s in _topSingles) {
+      if (s.visible(membership)) entries.add(_SidebarSingleEntry(s));
+    }
+    for (final g in _groups) {
+      if (g.hasVisible(membership)) entries.add(_SidebarGroupEntry(g));
+    }
+    for (final s in _bottomSingles) {
+      if (s.visible(membership)) entries.add(_SidebarSingleEntry(s));
+    }
+    return entries;
+  }
+
   @override
   Widget build(BuildContext context) {
-    final membership = ref.watch(authProvider).activeTenant;
-    final items = _allItems.where((it) => it.visible(membership)).toList();
-    final clampedIndex = _index.clamp(0, items.length - 1);
     final isDesktop = MediaQuery.sizeOf(context).width > AppLayout.sidebarBreakpoint;
 
-    void onTap(int i) {
-      setState(() => _index = i);
-      context.go(items[i].route);
-    }
-
     if (isDesktop) {
+      final entries = _allEntries();
       return Scaffold(
         backgroundColor: AppColors.background,
         body: Row(
           children: [
-            _DesktopSidebar(destinations: items, selectedIndex: clampedIndex, onTap: onTap),
+            _DesktopSidebar(
+              entries: entries,
+              selectedRoute: _selectedRoute,
+              onSelectRoute: (route) {
+                setState(() => _selectedRoute = route);
+                context.go(route);
+              },
+            ),
             Expanded(child: widget.child),
           ],
         ),
       );
     }
 
+    // Mobile: only core items in bottom nav
+    final membership = ref.read(authProvider).activeTenant;
+    final items = _mobileItems.where((it) => it.visible(membership)).toList();
+    final flatIndex = items.indexWhere((it) => it.route == _selectedRoute);
+    final clampedIndex = flatIndex >= 0 ? flatIndex : 0;
+
     return Scaffold(
       body: widget.child,
+      floatingActionButton: FloatingActionButton.small(
+        heroTag: 'ai_fab_clinic',
+        backgroundColor: AppColors.primary,
+        foregroundColor: Colors.white,
+        elevation: 3,
+        onPressed: () {
+          setState(() => _selectedRoute = routeClinicAi);
+          context.go(routeClinicAi);
+        },
+        child: const Icon(Icons.auto_awesome_rounded, size: 20),
+      ),
       bottomNavigationBar: NavigationBar(
-        selectedIndex: clampedIndex,
+        selectedIndex: clampedIndex.clamp(0, items.length - 1),
-        onDestinationSelected: onTap,
+        onDestinationSelected: (i) {
+          setState(() => _selectedRoute = items[i].route);
+          context.go(items[i].route);
+        },
         destinations: [
           for (final it in items)
             Semantics(
@@ -239,9 +337,38 @@ class _LabShell extends ConsumerStatefulWidget {
 }
 
 class _LabShellState extends ConsumerState<_LabShell> {
-  int _index = 0;
+  String _selectedRoute = routeLabDashboard;
 
-  static final _allItems = [
+  // Top-level singles before groups
+  static final _topSingles = [
+    _NavItem(route: routeLabDashboard, icon: const Icon(Icons.home_outlined), selectedIcon: const Icon(Icons.home_rounded), label: 'Ana Sayfa', visible: (_) => true),
+    _NavItem(route: routeLabJobsAll, icon: const Icon(Icons.work_outline_rounded), selectedIcon: const Icon(Icons.work_rounded), label: 'İşler', visible: (m) => m?.showJobs ?? true),
+    _NavItem(route: routeLabProducts, icon: const Icon(Icons.inventory_2_outlined), selectedIcon: const Icon(Icons.inventory_2_rounded), label: 'Ürünler', visible: (m) => m?.showProducts ?? true),
+    _NavItem(route: routeLabFinance, icon: const Icon(Icons.account_balance_outlined), selectedIcon: const Icon(Icons.account_balance_rounded), label: 'Finans', visible: (m) => m?.showFinance ?? true),
+    _NavItem(route: routeLabAi, icon: const Icon(Icons.auto_awesome_outlined), selectedIcon: const Icon(Icons.auto_awesome_rounded), label: 'AI Sohbet', visible: (_) => true),
+  ];
+
+  // Dropdown groups
+  static final _groups = [
+    _NavGroup(
+      title: 'Yönetim',
+      icon: Icons.tune_rounded,
+      selectedIcon: Icons.tune_rounded,
+      items: [
+        _NavItem(route: routeLabConnections, icon: const Icon(Icons.link_rounded), selectedIcon: const Icon(Icons.link_rounded), label: 'Bağlantılar', visible: (_) => true),
+        _NavItem(route: routeLabDiscounts, icon: const Icon(Icons.local_offer_outlined), selectedIcon: const Icon(Icons.local_offer_rounded), label: 'İndirimler', visible: (_) => true),
+        _NavItem(route: routeLabReports, icon: const Icon(Icons.bar_chart_outlined), selectedIcon: const Icon(Icons.bar_chart_rounded), label: 'Raporlar', visible: (_) => true),
+      ],
+    ),
+  ];
+
+  // Singles after groups
+  static final _bottomSingles = [
+    _NavItem(route: routeLabSettings, icon: const Icon(Icons.settings_outlined), selectedIcon: const Icon(Icons.settings_rounded), label: 'Ayarlar', visible: (_) => true),
+  ];
+
+  // Mobile bottom nav: core items; others accessed from settings
+  static final _mobileItems = [
     _NavItem(route: routeLabDashboard, icon: const Icon(Icons.home_outlined), selectedIcon: const Icon(Icons.home_rounded), label: 'Ana Sayfa', visible: (_) => true),
     _NavItem(route: routeLabJobsAll, icon: const Icon(Icons.work_outline_rounded), selectedIcon: const Icon(Icons.work_rounded), label: 'İşler', visible: (m) => m?.showJobs ?? true),
     _NavItem(route: routeLabProducts, icon: const Icon(Icons.inventory_2_outlined), selectedIcon: const Icon(Icons.inventory_2_rounded), label: 'Ürünler', visible: (m) => m?.showProducts ?? true),
@@ -249,35 +376,70 @@ class _LabShellState extends ConsumerState<_LabShell> {
     _NavItem(route: routeLabSettings, icon: const Icon(Icons.settings_outlined), selectedIcon: const Icon(Icons.settings_rounded), label: 'Ayarlar', visible: (_) => true),
   ];
 
+  List<_SidebarEntry> _allEntries() {
+    final membership = ref.read(authProvider).activeTenant;
+    final entries = <_SidebarEntry>[];
+    for (final s in _topSingles) {
+      if (s.visible(membership)) entries.add(_SidebarSingleEntry(s));
+    }
+    for (final g in _groups) {
+      if (g.hasVisible(membership)) entries.add(_SidebarGroupEntry(g));
+    }
+    for (final s in _bottomSingles) {
+      if (s.visible(membership)) entries.add(_SidebarSingleEntry(s));
+    }
+    return entries;
+  }
+
   @override
   Widget build(BuildContext context) {
-    final membership = ref.watch(authProvider).activeTenant;
-    final items = _allItems.where((it) => it.visible(membership)).toList();
-    final clampedIndex = _index.clamp(0, items.length - 1);
     final isDesktop = MediaQuery.sizeOf(context).width > AppLayout.sidebarBreakpoint;
 
-    void onTap(int i) {
-      setState(() => _index = i);
-      context.go(items[i].route);
-    }
-
     if (isDesktop) {
+      final entries = _allEntries();
       return Scaffold(
         backgroundColor: AppColors.background,
         body: Row(
           children: [
-            _DesktopSidebar(destinations: items, selectedIndex: clampedIndex, onTap: onTap),
+            _DesktopSidebar(
+              entries: entries,
+              selectedRoute: _selectedRoute,
+              onSelectRoute: (route) {
+                setState(() => _selectedRoute = route);
+                context.go(route);
+              },
+            ),
             Expanded(child: widget.child),
           ],
         ),
       );
     }
 
+    // Mobile: only core items in bottom nav
+    final membership = ref.read(authProvider).activeTenant;
+    final items = _mobileItems.where((it) => it.visible(membership)).toList();
+    final flatIndex = items.indexWhere((it) => it.route == _selectedRoute);
+    final clampedIndex = flatIndex >= 0 ? flatIndex : 0;
+
     return Scaffold(
       body: widget.child,
+      floatingActionButton: FloatingActionButton.small(
+        heroTag: 'ai_fab_lab',
+        backgroundColor: AppColors.primary,
+        foregroundColor: Colors.white,
+        elevation: 3,
+        onPressed: () {
+          setState(() => _selectedRoute = routeLabAi);
+          context.go(routeLabAi);
+        },
+        child: const Icon(Icons.auto_awesome_rounded, size: 20),
+      ),
       bottomNavigationBar: NavigationBar(
-        selectedIndex: clampedIndex,
+        selectedIndex: clampedIndex.clamp(0, items.length - 1),
-        onDestinationSelected: onTap,
+        onDestinationSelected: (i) {
+          setState(() => _selectedRoute = items[i].route);
+          context.go(items[i].route);
+        },
         destinations: [
           for (final it in items)
             Semantics(
@@ -295,14 +457,14 @@ class _LabShellState extends ConsumerState<_LabShell> {
 
 class _DesktopSidebar extends StatefulWidget {
   const _DesktopSidebar({
-    required this.destinations,
+    required this.entries,
-    required this.selectedIndex,
+    required this.selectedRoute,
-    required this.onTap,
+    required this.onSelectRoute,
   });
 
-  final List<_NavItem> destinations;
+  final List<_SidebarEntry> entries;
-  final int selectedIndex;
+  final String selectedRoute;
-  final ValueChanged<int> onTap;
+  final ValueChanged<String> onSelectRoute;
 
   // Must match the toolbarHeight used in desktop SliverAppBar headers
   static const double headerHeight = 64;
@@ -361,21 +523,14 @@ class _DesktopSidebarState extends State<_DesktopSidebar> {
               ),
             ),
 
-            // Nav items
+            // Nav entries (singles + groups)
             Expanded(
               child: SingleChildScrollView(
                 child: Column(
                   children: [
                     const SizedBox(height: 8),
-                    for (int i = 0; i < widget.destinations.length; i++)
+                    for (final entry in widget.entries)
-                      _SidebarItem(
+                      _buildEntry(entry),
-                        icon: widget.destinations[i].icon,
-                        selectedIcon: widget.destinations[i].selectedIcon,
-                        label: widget.destinations[i].label,
-                        selected: widget.selectedIndex == i,
-                        open: _open,
-                        onTap: () => widget.onTap(i),
-                      ),
                     const SizedBox(height: 8),
                   ],
                 ),
@@ -417,6 +572,27 @@ class _DesktopSidebarState extends State<_DesktopSidebar> {
       ),
     );
   }
+
+  Widget _buildEntry(_SidebarEntry entry) {
+    if (entry case final _SidebarSingleEntry single) {
+      return _SidebarItem(
+        icon: single.item.icon,
+        selectedIcon: single.item.selectedIcon,
+        label: single.item.label,
+        selected: widget.selectedRoute == single.item.route,
+        open: _open,
+        onTap: () => widget.onSelectRoute(single.item.route),
+      );
+    } else if (entry case final _SidebarGroupEntry group) {
+      return _SidebarGroup(
+        group: group.group,
+        selectedRoute: widget.selectedRoute,
+        open: _open,
+        onSelectRoute: widget.onSelectRoute,
+      );
+    }
+    return const SizedBox.shrink();
+  }
 }
 
 // ── Sidebar nav item ──────────────────────────────────────────────────────────
@@ -494,3 +670,163 @@ class _SidebarItem extends StatelessWidget {
     return item;
   }
 }
+
+// ── Sidebar group (accordion dropdown) ────────────────────────────────────────
+
+class _SidebarGroup extends StatefulWidget {
+  const _SidebarGroup({
+    required this.group,
+    required this.selectedRoute,
+    required this.open,
+    required this.onSelectRoute,
+  });
+
+  final _NavGroup group;
+  final String selectedRoute;
+  final bool open;
+  final ValueChanged<String> onSelectRoute;
+
+  @override
+  State<_SidebarGroup> createState() => _SidebarGroupState();
+}
+
+class _SidebarGroupState extends State<_SidebarGroup> {
+  bool _expanded = false;
+
+  @override
+  void initState() {
+    super.initState();
+    // Auto-expand if any child is selected
+    if (widget.group.containsRoute(widget.selectedRoute)) {
+      _expanded = true;
+    }
+  }
+
+  @override
+  void didUpdateWidget(_SidebarGroup old) {
+    super.didUpdateWidget(old);
+    if (widget.group.containsRoute(widget.selectedRoute) && !_expanded) {
+      setState(() => _expanded = true);
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final isSelected = widget.group.containsRoute(widget.selectedRoute);
+
+    if (!widget.open) {
+      // Collapsed sidebar: show group icon only, tooltip with title
+      return Padding(
+        padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 2),
+        child: Tooltip(
+          message: widget.group.title,
+          preferBelow: false,
+          child: Material(
+            color: Colors.transparent,
+            borderRadius: BorderRadius.circular(10),
+            child: InkWell(
+              onTap: () {
+                // Toggle expanded and show first visible item
+                if (!_expanded) {
+                  setState(() => _expanded = true);
+                }
+                // If already expanded, navigate to first item
+                final first = widget.group.items.firstWhere(
+                  (it) => true,
+                  orElse: () => widget.group.items.first,
+                );
+                widget.onSelectRoute(first.route);
+              },
+              borderRadius: BorderRadius.circular(10),
+              child: SizedBox(
+                height: 40,
+                child: Center(
+                  child: Icon(
+                    isSelected ? widget.group.selectedIcon : widget.group.icon,
+                    size: 20,
+                    color: isSelected ? AppColors.primary : AppColors.textSecondary,
+                  ),
+                ),
+              ),
+            ),
+          ),
+        ),
+      );
+    }
+
+    return Column(
+      children: [
+        // Group header (clickable to expand/collapse)
+        Padding(
+          padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 2),
+          child: Material(
+            color: Colors.transparent,
+            borderRadius: BorderRadius.circular(10),
+            child: InkWell(
+              onTap: () => setState(() => _expanded = !_expanded),
+              borderRadius: BorderRadius.circular(10),
+              child: SizedBox(
+                height: 40,
+                child: Padding(
+                  padding: const EdgeInsets.symmetric(horizontal: 12),
+                  child: Row(
+                    children: [
+                      Icon(
+                        isSelected ? widget.group.selectedIcon : widget.group.icon,
+                        size: 20,
+                        color: isSelected ? AppColors.primary : AppColors.textSecondary,
+                      ),
+                      const SizedBox(width: 12),
+                      Expanded(
+                          child: Text(
+                            widget.group.title,
+                            style: const TextStyle(
+                              fontSize: 14,
+                              fontWeight: FontWeight.w600,
+                              color: AppColors.textSecondary,
+                            ),
+                          ),
+                      ),
+                      AnimatedRotation(
+                        duration: const Duration(milliseconds: 200),
+                        turns: _expanded ? 0.5 : 0,
+                        child: const Icon(
+                          Icons.keyboard_arrow_down_rounded,
+                          size: 18,
+                          color: AppColors.textMuted,
+                        ),
+                      ),
+                    ],
+                  ),
+                ),
+              ),
+            ),
+          ),
+        ),
+
+        // Sub-items (animated expand/collapse)
+        AnimatedCrossFade(
+          duration: const Duration(milliseconds: 200),
+          crossFadeState: _expanded ? CrossFadeState.showFirst : CrossFadeState.showSecond,
+          firstChild: Column(
+            children: [
+              for (final item in widget.group.items)
+                Padding(
+                  padding: const EdgeInsets.only(left: 20),
+                  child: _SidebarItem(
+                    icon: item.icon,
+                    selectedIcon: item.selectedIcon,
+                    label: item.label,
+                    selected: widget.selectedRoute == item.route,
+                    open: true,
+                    onTap: () => widget.onSelectRoute(item.route),
+                  ),
+                ),
+            ],
+          ),
+          secondChild: const SizedBox(width: double.infinity, height: 0),
+        ),
+      ],
+    );
+  }
+}