import 'package:fluffychat/pangea/matrix_event_wrappers/pangea_message_event.dart';
import 'package:fluffychat/pangea/matrix_event_wrappers/practice_activity_event.dart';
import 'package:fluffychat/pangea/models/practice_activities.dart/practice_activity_model.dart';
import 'package:fluffychat/widgets/matrix.dart';
import 'package:flutter/material.dart';
import 'package:flutter_gen/gen_l10n/l10n.dart';

class GeneratePracticeActivityButton extends StatelessWidget {
  final PangeaMessageEvent pangeaMessageEvent;
  final Function(PracticeActivityEvent?) onActivityGenerated;

  const GeneratePracticeActivityButton({
    super.key,
    required this.pangeaMessageEvent,
    required this.onActivityGenerated,
  });

  //TODO - probably disable the generation of activities for specific messages
  @override
  Widget build(BuildContext context) {
    return ElevatedButton(
      onPressed: () async {
        final String? l2Code = MatrixState.pangeaController.languageController
            .activeL1Model(roomID: pangeaMessageEvent.room.id)
            ?.langCode;

        if (l2Code == null) {
          ScaffoldMessenger.of(context).showSnackBar(
            SnackBar(
              content: Text(L10n.of(context)!.noLanguagesSet),
            ),
          );
          return;
        }

        final PracticeActivityEvent? practiceActivityEvent = await MatrixState
            .pangeaController.practiceGenerationController
            .getPracticeActivity(
          PracticeActivityRequest(
            candidateMessages: [
              CandidateMessage(
                msgId: pangeaMessageEvent.eventId,
                roomId: pangeaMessageEvent.room.id,
                text:
                    pangeaMessageEvent.representationByLanguage(l2Code)?.text ??
                        pangeaMessageEvent.body,
              ),
            ],
            userIds: pangeaMessageEvent.room.client.userID != null
                ? [pangeaMessageEvent.room.client.userID!]
                : null,
          ),
          pangeaMessageEvent,
        );

        onActivityGenerated(practiceActivityEvent);
      },
      child: Text(L10n.of(context)!.practice),
    );
  }
}