workavia-mail-front/lib/features/composer/presentation/composer_overlay_view.dart

import 'package:core/presentation/resources/image_paths.dart';
import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:tmail_ui_user/features/composer/presentation/extensions/update_screen_display_mode_extension.dart';
import 'package:tmail_ui_user/features/composer/presentation/manager/composer_manager.dart';
import 'package:tmail_ui_user/features/composer/presentation/widgets/expand_composer_button.dart';

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

  @override
  State<ComposerOverlayView> createState() => _ComposerOverlayViewState();
}

class _ComposerOverlayViewState extends State<ComposerOverlayView> {
  late final ComposerManager _composerManager;
  late final ImagePaths _imagePaths;

  @override
  void initState() {
    super.initState();
    _composerManager = Get.find<ComposerManager>();
    _imagePaths = Get.find<ImagePaths>();
  }

  @override
  Widget build(BuildContext context) {
    return Obx(() {
      final composers = _composerManager.composers;
      final composerIdsQueue = _composerManager.composerIdsQueue;
      if (composers.isEmpty || composerIdsQueue.isEmpty) return const SizedBox.shrink();

      final fullScreenComposerView = _composerManager.firstFullScreenComposerView;
      if (fullScreenComposerView != null) return fullScreenComposerView;

      if (composerIdsQueue.length == 1) {
        return _composerManager.getComposerView(composerIdsQueue.first);
      }

      final countComposerHidden = _composerManager.countComposerHidden;
      final visibleComposers = composerIdsQueue
          .map(_composerManager.getComposerView)
          .where((view) => !view.controller.isHiddenScreen)
          .toList();

      return Align(
        alignment: AlignmentDirectional.bottomEnd,
        child: Padding(
          padding: const EdgeInsetsDirectional.symmetric(horizontal: 24, vertical: 16),
          child: Row(
            crossAxisAlignment: CrossAxisAlignment.end,
            mainAxisSize: MainAxisSize.min,
            children: [
              if (countComposerHidden > 0)
                ExpandComposerButton(
                  imagePaths: _imagePaths,
                  countComposerHidden: countComposerHidden,
                  onToggleDisplayComposerAction: () {},
                ),
              ...visibleComposers,
            ],
          ),
        ),
      );
    });
  }
}