// import 'package:flutter/material.dart';

// import 'package:collection/collection.dart';
// import 'package:matrix/matrix.dart';

// import 'package:fluffychat/config/app_config.dart';
// import 'package:fluffychat/l10n/l10n.dart';
// import 'package:fluffychat/pangea/activity_generator/activity_generator_view.dart';
// import 'package:fluffychat/pangea/activity_generator/activity_mode_list_repo.dart';
// import 'package:fluffychat/pangea/activity_generator/activity_plan_generation_repo.dart';
// import 'package:fluffychat/pangea/activity_generator/learning_objective_list_repo.dart';
// import 'package:fluffychat/pangea/activity_generator/list_request_schema.dart';
// import 'package:fluffychat/pangea/activity_generator/media_enum.dart';
// import 'package:fluffychat/pangea/activity_generator/topic_list_repo.dart';
// import 'package:fluffychat/pangea/activity_planner/activity_plan_model.dart';
// import 'package:fluffychat/pangea/activity_planner/activity_plan_request.dart';
// import 'package:fluffychat/pangea/activity_suggestions/activity_suggestions_constants.dart';
// import 'package:fluffychat/pangea/common/utils/error_handler.dart';
// import 'package:fluffychat/pangea/learning_settings/constants/language_constants.dart';
// import 'package:fluffychat/pangea/learning_settings/enums/language_level_type_enum.dart';
// import 'package:fluffychat/widgets/matrix.dart';

// class ActivityGenerator extends StatefulWidget {
//   final String roomID;
//   const ActivityGenerator({
//     required this.roomID,
//     super.key,
//   });

//   @override
//   ActivityGeneratorState createState() => ActivityGeneratorState();
// }

// class ActivityGeneratorState extends State<ActivityGenerator> {
//   bool loading = false;
//   Object? error;
//   List<ActivityPlanModel>? activities;

//   final formKey = GlobalKey<FormState>();

//   final topicController = TextEditingController();
//   final objectiveController = TextEditingController();
//   final modeController = TextEditingController();

//   MediaEnum selectedMedia = MediaEnum.nan;
//   String? selectedLanguageOfInstructions;
//   String? selectedTargetLanguage;
//   LanguageLevelTypeEnum? selectedCefrLevel;
//   int? selectedNumberOfParticipants;

//   String? filename;

//   List<ActivitySettingResponseSchema>? topicItems;
//   List<ActivitySettingResponseSchema>? modeItems;
//   List<ActivitySettingResponseSchema>? objectiveItems;

//   @override
//   void initState() {
//     super.initState();

//     selectedLanguageOfInstructions =
//         MatrixState.pangeaController.userController.userL1?.langCode;
//     selectedTargetLanguage =
//         MatrixState.pangeaController.userController.userL2?.langCode;
//     selectedCefrLevel = LanguageLevelTypeEnum.a1;
//     selectedNumberOfParticipants = 3;
//     _setMode();
//     _setTopic();
//     _setObjective();
//   }

//   @override
//   void dispose() {
//     topicController.dispose();
//     objectiveController.dispose();
//     modeController.dispose();
//     super.dispose();
//   }

//   ActivitySettingRequestSchema get req => ActivitySettingRequestSchema(
//         langCode:
//             MatrixState.pangeaController.userController.userL1?.langCode ??
//                 LanguageKeys.defaultLanguage,
//       );

//   ActivityPlanRequest get planRequest => ActivityPlanRequest(
//         topic: topicController.text,
//         mode: modeController.text,
//         objective: objectiveController.text,
//         media: selectedMedia,
//         languageOfInstructions: selectedLanguageOfInstructions!,
//         targetLanguage: selectedTargetLanguage!,
//         cefrLevel: selectedCefrLevel!,
//         numberOfParticipants: selectedNumberOfParticipants!,
//       );

//   Room? get room => Matrix.of(context).client.getRoomById(widget.roomID);

//   String? validateNotNull(String? value) {
//     if (value == null || value.isEmpty) {
//       return L10n.of(context).interactiveTranslatorRequired;
//     }
//     return null;
//   }

//   String? get _randomTopic => (topicItems?..shuffle())?.first.name;

//   String? get _randomObjective => (objectiveItems?..shuffle())?.first.name;

//   String? get _randomMode => (modeItems?..shuffle())?.first.name;

//   bool get randomizeEnabled =>
//       topicItems != null && objectiveItems != null && modeItems != null;

//   void randomizeSelections() {
//     final selectedTopic = _randomTopic;
//     final selectedObjective = _randomObjective;
//     final selectedMode = _randomMode;

//     if (selectedTopic == null ||
//         selectedObjective == null ||
//         selectedMode == null) {
//       return;
//     }

//     if (mounted) {
//       setState(() {
//         topicController.text = selectedTopic;
//         objectiveController.text = selectedObjective;
//         modeController.text = selectedMode;
//       });
//     }
//   }

//   void clearSelections() async {
//     setState(() {
//       topicController.clear();
//       objectiveController.clear();
//       modeController.clear();
//       selectedMedia = MediaEnum.nan;
//       selectedLanguageOfInstructions =
//           MatrixState.pangeaController.userController.userL1?.langCode;
//       selectedTargetLanguage =
//           MatrixState.pangeaController.userController.userL2?.langCode;
//       selectedCefrLevel = LanguageLevelTypeEnum.a1;
//       selectedNumberOfParticipants = 3;
//     });
//   }

//   void setSelectedNumberOfParticipants(int? value) {
//     setState(() => selectedNumberOfParticipants = value);
//   }

//   void setSelectedTargetLanguage(String? value) {
//     setState(() => selectedTargetLanguage = value);
//   }

//   void setSelectedLanguageOfInstructions(String? value) {
//     setState(() => selectedLanguageOfInstructions = value);
//   }

//   void setSelectedCefrLevel(LanguageLevelTypeEnum? value) {
//     setState(() => selectedCefrLevel = value);
//   }

//   ActivitySettingResponseSchema? get _selectedMode {
//     return modeItems?.firstWhereOrNull(
//       (element) => element.name.toLowerCase() == planRequest.mode.toLowerCase(),
//     );
//   }

//   Future<void> _setTopic() async {
//     final topic = await TopicListRepo.get(req);

//     if (mounted) {
//       setState(() {
//         topicItems = topic;
//       });
//     }
//   }

//   Future<void> _setMode() async {
//     final mode = await ActivityModeListRepo.get(req);

//     if (mounted) {
//       setState(() {
//         modeItems = mode;
//       });
//       _setModeImageURL();
//     }
//   }

//   Future<void> _setObjective() async {
//     final objective = await LearningObjectiveListRepo.get(req);

//     if (mounted) {
//       setState(() {
//         objectiveItems = objective;
//       });
//     }
//   }

//   Future<void> _setModeImageURL() async {
//     final mode = _selectedMode;
//     if (mode == null) return;

//     final modeName =
//         mode.defaultName.toLowerCase().replaceAll(RegExp(r'\s+'), '');

//     if (!mounted || activities == null) return;
//     final imageUrl =
//         "${AppConfig.assetsBaseURL}/${ActivitySuggestionsConstants.modeImageFileStart}$modeName.jpg";
//     setState(() {
//       filename = imageUrl;
//       for (ActivityPlanModel activity in activities!) {
//         activity = ActivityPlanModel(
//           req: activity.req,
//           title: activity.title,
//           learningObjective: activity.learningObjective,
//           instructions: activity.instructions,
//           vocab: activity.vocab,
//           imageURL: imageUrl,
//           roles: activity.roles,
//           activityId: activity.activityId,
//         );
//       }
//     });
//   }

//   void clearActivities() {
//     setState(() {
//       activities = null;
//       filename = null;
//     });
//   }

//   Future<void> generate({bool force = false}) async {
//     setState(() {
//       loading = true;
//       error = null;
//       activities = null;
//     });

//     try {
//       final resp = await ActivityPlanGenerationRepo.get(
//         planRequest,
//         force: force,
//       );
//       activities = resp.activityPlans;
//       await _setModeImageURL();
//     } catch (e, s) {
//       error = e;
//       ErrorHandler.logError(
//         e: e,
//         s: s,
//         data: {
//           'activityPlanRequest': planRequest,
//         },
//       );
//     } finally {
//       if (mounted) setState(() => loading = false);
//     }
//   }

//   @override
//   Widget build(BuildContext context) => ActivityGeneratorView(this);
// }