import 'package:flutter/material.dart';
import 'package:flutter_svg/svg.dart';
import 'package:syncrow_web/common/custom_expansion_tile.dart';
import 'package:syncrow_web/common/search_bar.dart';
import 'package:syncrow_web/pages/spaces_management/model/space_model.dart';
import 'package:syncrow_web/pages/spaces_management/widgets/community_tile.dart';
import 'package:syncrow_web/pages/spaces_management/view/dialogs/create_community_dialog.dart';
import 'package:syncrow_web/utils/color_manager.dart';
import 'package:syncrow_web/utils/constants/assets.dart';
import 'package:syncrow_web/utils/style.dart';

class SidebarWidget extends StatefulWidget {
  final Function(String)? onCommunitySelected;
  final Map<String, List<SpaceModel>> communitySpaces;

  SidebarWidget({this.onCommunitySelected, required this.communitySpaces});

  @override
  _SidebarWidgetState createState() => _SidebarWidgetState();
}

class _SidebarWidgetState extends State<SidebarWidget> {
  String _searchQuery = ''; // Track search query
  Map<String, bool> _expandedTiles = {}; // Track expanded state for each UUID

  @override
  void initState() {
    super.initState();
    _logCommunitySpaces(); // Log the structure on initialization
  }

  // Function to log the communitySpaces data structure for debugging
  void _logCommunitySpaces() {
    debugPrint('Logging communitySpaces structure:');
    widget.communitySpaces.forEach((communityName, spaces) {
      debugPrint('Community: $communityName');
      _logSpaces(spaces, 1);
    });
  }

  // Helper function to log the spaces and their children
  void _logSpaces(List<SpaceModel> spaces, int level) {
    for (SpaceModel space in spaces) {
      debugPrint(
          '${'  ' * level}Space: ${space.name}, UUID: ${space.uuid}, Has children: ${space.children.isNotEmpty}');
      if (space.children.isNotEmpty) {
        _logSpaces(space.children, level + 1);
      }
    }
  }

  void _showCreateCommunityDialog() {
    showDialog(
      context: context,
      builder: (context) => CreateCommunityDialog(
        onCreateCommunity: (String communityName) {
          setState(() {
            debugPrint("hello");

            // You can update the communitySpaces map here
          });
        },
      ),
    );
  }

  // Function to filter communities based on the search query
  Map<String, List<SpaceModel>> _filterCommunities() {
    if (_searchQuery.isEmpty) {
      return widget.communitySpaces;
    }

    // Filter communities and their spaces based on the search query
    final filteredCommunitySpaces = <String, List<SpaceModel>>{};
    widget.communitySpaces.forEach((communityName, spaces) {
      if (communityName.toLowerCase().contains(_searchQuery.toLowerCase()) ||
          spaces.any(
              (space) => _containsQuery(space, _searchQuery.toLowerCase()))) {
        filteredCommunitySpaces[communityName] = spaces;
      }
    });
    return filteredCommunitySpaces;
  }

  // Helper function to determine if any space or its children match the search query
  bool _containsQuery(SpaceModel space, String query) {
    if (space.name.toLowerCase().contains(query)) {
      return true;
    }
    for (var child in space.children) {
      if (_containsQuery(child, query)) {
        return true;
      }
    }
    return false;
  }

  @override
  Widget build(BuildContext context) {
    final filteredCommunities = _filterCommunities();

    return Container(
      width: 300,
      decoration: subSectionContainerDecoration,
      child: Column(
        mainAxisSize:
            MainAxisSize.min, // Ensures the Column only takes necessary height
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          // Communities title with the add button
          Container(
            decoration: subSectionContainerDecoration,
            padding: const EdgeInsets.all(16.0),
            child: Row(
              mainAxisAlignment: MainAxisAlignment.spaceBetween,
              children: [
                Text(
                  'Communities',
                  style: Theme.of(context).textTheme.titleMedium,
                ),
                GestureDetector(
                  onTap: _showCreateCommunityDialog,
                  child: Container(
                    width: 30,
                    height: 30,
                    decoration: const BoxDecoration(
                      color: ColorsManager.whiteColors,
                      shape: BoxShape.circle,
                    ),
                    child: Center(
                      child: SvgPicture.asset(
                        Assets.roundedAddIcon,
                        width: 24,
                        height: 24,
                      ),
                    ),
                  ),
                ),
              ],
            ),
          ),
          // Search bar
          CustomSearchBar(
            onSearchChanged: (query) {
              setState(() {
                _searchQuery = query;
              });
            },
          ),
          const SizedBox(height: 16),
          // Community list
          Flexible(
            fit: FlexFit
                .loose, // Ensure the ListView can flex but doesn't expand indefinitely
            child: ListView(
              children: filteredCommunities.keys.map((communityName) {
                return _buildCommunityTile(
                    communityName, filteredCommunities[communityName]!);
              }).toList(),
            ),
          ),
        ],
      ),
    );
  }

  Widget _buildCommunityTile(String communityName, List<SpaceModel> spaces) {
    bool hasChildren = spaces.isNotEmpty;

    debugPrint(
        'Building CommunityTile for $communityName, hasChildren: $hasChildren');
    return CommunityTile(
      title: communityName,
      isExpanded: _expandedTiles[communityName] ?? false,
      onExpansionChanged: (String title, bool expanded) {
        debugPrint(
            'CommunityTile onExpansionChanged called for $title, expanded: $expanded');
        _handleExpansionChange(title, expanded);
      },
      children: hasChildren
          ? spaces.map((space) => _buildSpaceTile(space)).toList()
          : null, // Render spaces within the community
    );
  }

  Widget _buildSpaceTile(SpaceModel space) {
    debugPrint(
        'Building SpaceTile for ${space.name}, hasChildren: ${space.children.isNotEmpty}');
    return CustomExpansionTile(
      title: space.name,
      isExpanded: _expandedTiles[space.uuid] ?? false,
      onExpansionChanged: (bool expanded) {
        debugPrint(
            'SpaceTile onExpansionChanged called for ${space.name}, expanded: $expanded');
        _handleExpansionChange(space.uuid, expanded);
      },
      children: space.children.isNotEmpty
          ? space.children
              .map((childSpace) => _buildSpaceTile(childSpace))
              .toList()
          : [], // Recursively render child spaces if available
    );
  }

  void _handleExpansionChange(String uuid, bool expanded) {
    setState(() {
      _expandedTiles[uuid] = expanded;
      debugPrint('_expandedTiles updated: $_expandedTiles');
    });
    widget.onCommunitySelected?.call(uuid);
  }
}