nextcloud-neon/packages/neon/neon_spreed/lib/dialogs/select_screen.dart

part of '../neon_spreed.dart';

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

  @override
  State<SpreedSelectScreenDialog> createState() => _SpreedSelectScreenDialogState();
}

class _SpreedSelectScreenDialogState extends State<SpreedSelectScreenDialog> {
  List<DesktopCapturerSource>? sources;
  DesktopCapturerSource? selectedSource;
  late Timer timer;

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

    unawaited(
      desktopCapturer.getSources(types: SourceType.values).then((final sources) {
        setState(() {
          this.sources = sources;
        });
      }),
    );
    timer = Timer.periodic(const Duration(seconds: 1), (final _) async {
      await desktopCapturer.updateSources(types: SourceType.values);
    });
  }

  @override
  void dispose() {
    timer.cancel();

    super.dispose();
  }

  @override
  Widget build(final BuildContext context) => NeonDialog(
        title: Text(SpreedLocalizations.of(context).screenSharingSelectScreen),
        children: [
          if (sources != null) ...[
            for (final sourceType in SourceType.values.reversed) ...[
              Text(
                sourceType == SourceType.Screen
                    ? SpreedLocalizations.of(context).screenSharingSelectScreenScreens
                    : SpreedLocalizations.of(context).screenSharingSelectScreenWindows,
              ),
              Wrap(
                spacing: 10,
                runSpacing: 10,
                children: [
                  for (final source in sources!.where((final source) => source.type == sourceType)) ...[
                    InkWell(
                      onTap: () {
                        setState(() {
                          selectedSource = source;
                        });
                      },
                      child: Container(
                        padding: const EdgeInsets.all(5),
                        decoration: BoxDecoration(
                          border: Border.all(
                            // Transparent to prevent the image from jumping around when changing the selected source
                            color:
                                selectedSource == source ? Theme.of(context).colorScheme.primary : Colors.transparent,
                            width: 2,
                          ),
                        ),
                        width: max(MediaQuery.of(context).size.width, MediaQuery.of(context).size.height) / 5,
                        child: SpreedScreenPreview(
                          source: source,
                        ),
                      ),
                    ),
                  ],
                ],
              ),
              const Divider(),
            ],
          ],
          const SizedBox(
            height: 10,
          ),
          ElevatedButton(
            onPressed: selectedSource == null
                ? null
                : () {
                    Navigator.of(context).pop(selectedSource);
                  },
            child: Text(SpreedLocalizations.of(context).screenSharingSelectScreen),
          ),
        ],
      );
}