import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import '../../../../core/di/injection.dart';
import '../../../../shared/theme/app_theme.dart';
import '../bloc/membres_bloc.dart';
import '../bloc/membres_event.dart';
import '../bloc/membres_state.dart';
import '../widgets/dashboard/welcome_section_widget.dart';
import '../widgets/dashboard/members_kpi_section_widget.dart';
import '../widgets/dashboard/members_quick_actions_widget.dart';
import '../widgets/dashboard/members_analytics_widget.dart';
import '../widgets/dashboard/members_enhanced_list_widget.dart';
import '../widgets/dashboard/members_recent_activities_widget.dart';
import '../widgets/dashboard/members_advanced_filters_widget.dart';
import '../widgets/dashboard/members_smart_search_widget.dart';
import '../widgets/dashboard/members_notifications_widget.dart';

class MembresDashboardPage extends StatefulWidget {
  const MembresDashboardPage({super.key});

  @override
  State<MembresDashboardPage> createState() => _MembresDashboardPageState();
}

class _MembresDashboardPageState extends State<MembresDashboardPage> {
  late MembresBloc _membresBloc;
  Map<String, dynamic> _currentFilters = {};
  String _currentSearchQuery = '';

  @override
  void initState() {
    super.initState();
    _membresBloc = getIt<MembresBloc>();
    _loadData();
  }

  void _loadData() {
    _membresBloc.add(const LoadMembres());
  }

  void _onFiltersChanged(Map<String, dynamic> filters) {
    setState(() {
      _currentFilters = filters;
    });
    // TODO: Appliquer les filtres aux données
    _loadData();
  }

  void _onSearchChanged(String query) {
    setState(() {
      _currentSearchQuery = query;
    });
    // TODO: Appliquer la recherche
    if (query.isNotEmpty) {
      _membresBloc.add(SearchMembres(query));
    } else {
      _loadData();
    }
  }

  void _onSuggestionSelected(Map<String, dynamic> suggestion) {
    switch (suggestion['type']) {
      case 'quick_filter':
        _onFiltersChanged(suggestion['filter']);
        break;
      case 'member':
        // TODO: Naviguer vers les détails du membre
        break;
    }
  }

  @override
  Widget build(BuildContext context) {
    return BlocProvider.value(
      value: _membresBloc,
      child: Scaffold(
        backgroundColor: AppTheme.backgroundLight,
        appBar: AppBar(
          title: const Text(
            'Dashboard Membres',
            style: TextStyle(
              fontWeight: FontWeight.w600,
              fontSize: 20,
            ),
          ),
          backgroundColor: AppTheme.primaryColor,
          foregroundColor: Colors.white,
          elevation: 0,
          actions: [
            IconButton(
              icon: const Icon(Icons.refresh),
              onPressed: _loadData,
              tooltip: 'Actualiser',
            ),
          ],
        ),
        body: BlocBuilder<MembresBloc, MembresState>(
          builder: (context, state) {
            if (state is MembresLoading) {
              return const Center(
                child: CircularProgressIndicator(),
              );
            }

            if (state is MembresError) {
              return Center(
                child: Column(
                  mainAxisAlignment: MainAxisAlignment.center,
                  children: [
                    Icon(
                      Icons.error_outline,
                      size: 64,
                      color: AppTheme.errorColor,
                    ),
                    const SizedBox(height: 16),
                    Text(
                      'Erreur de chargement',
                      style: TextStyle(
                        fontSize: 18,
                        fontWeight: FontWeight.w600,
                        color: AppTheme.textPrimary,
                      ),
                    ),
                    const SizedBox(height: 8),
                    Text(
                      state.message,
                      style: TextStyle(
                        fontSize: 14,
                        color: AppTheme.textSecondary,
                      ),
                      textAlign: TextAlign.center,
                    ),
                    const SizedBox(height: 24),
                    ElevatedButton.icon(
                      onPressed: _loadData,
                      icon: const Icon(Icons.refresh),
                      label: const Text('Réessayer'),
                      style: ElevatedButton.styleFrom(
                        backgroundColor: AppTheme.primaryColor,
                        foregroundColor: Colors.white,
                      ),
                    ),
                  ],
                ),
              );
            }

            return _buildDashboard();
          },
        ),
        floatingActionButton: FloatingActionButton(
          onPressed: _loadData,
          backgroundColor: AppTheme.primaryColor,
          tooltip: 'Actualiser les données',
          child: const Icon(Icons.refresh, color: Colors.white),
        ),
      ),
    );
  }

  Widget _buildDashboard() {
    return SingleChildScrollView(
      padding: const EdgeInsets.all(16),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          // Section d'accueil
          const MembersWelcomeSectionWidget(),
          const SizedBox(height: 24),

          // Notifications en temps réel
          const MembersNotificationsWidget(),

          // Recherche intelligente
          MembersSmartSearchWidget(
            onSearch: _onSearchChanged,
            onSuggestionSelected: _onSuggestionSelected,
            recentSearches: const [], // TODO: Implémenter l'historique
          ),
          const SizedBox(height: 16),

          // Filtres avancés
          MembersAdvancedFiltersWidget(
            onFiltersChanged: _onFiltersChanged,
            initialFilters: _currentFilters,
          ),

          // KPI Cards
          const MembersKPISectionWidget(),
          const SizedBox(height: 24),

          // Actions rapides
          const MembersQuickActionsWidget(),
          const SizedBox(height: 24),

          // Graphiques et analyses
          const MembersAnalyticsWidget(),
          const SizedBox(height: 24),

          // Activités récentes
          const MembersRecentActivitiesWidget(),
          const SizedBox(height: 24),

          // Liste des membres améliorée
          BlocBuilder<MembresBloc, MembresState>(
            builder: (context, state) {
              if (state is MembresLoaded) {
                return MembersEnhancedListWidget(
                  members: state.membres,
                  onMemberTap: (member) {
                    // TODO: Naviguer vers les détails du membre
                    ScaffoldMessenger.of(context).showSnackBar(
                      SnackBar(
                        content: Text('Détails de ${member.nomComplet}'),
                        backgroundColor: AppTheme.primaryColor,
                      ),
                    );
                  },
                  onMemberCall: (member) {
                    // TODO: Appeler le membre
                    ScaffoldMessenger.of(context).showSnackBar(
                      SnackBar(
                        content: Text('Appel de ${member.nomComplet}'),
                        backgroundColor: AppTheme.successColor,
                      ),
                    );
                  },
                  onMemberMessage: (member) {
                    // TODO: Envoyer un message
                    ScaffoldMessenger.of(context).showSnackBar(
                      SnackBar(
                        content: Text('Message à ${member.nomComplet}'),
                        backgroundColor: AppTheme.infoColor,
                      ),
                    );
                  },
                  onMemberEdit: (member) {
                    // TODO: Modifier le membre
                    ScaffoldMessenger.of(context).showSnackBar(
                      SnackBar(
                        content: Text('Modification de ${member.nomComplet}'),
                        backgroundColor: AppTheme.warningColor,
                      ),
                    );
                  },
                  searchQuery: _currentSearchQuery,
                  filters: _currentFilters,
                );
              } else if (state is MembresLoading) {
                return MembersEnhancedListWidget(
                  members: const [],
                  onMemberTap: (member) {},
                  isLoading: true,
                  searchQuery: '',
                  filters: const {},
                );
              } else {
                return const Center(
                  child: Text('Erreur lors du chargement des membres'),
                );
              }
            },
          ),
        ],
      ),
    );
  }

}