zap-stream-flutter/lib/widgets/mute_button.dart

import 'package:flutter/widgets.dart';
import 'package:ndk/domain_layer/entities/nip_51_list.dart';
import 'package:zap_stream_flutter/main.dart';
import 'package:zap_stream_flutter/theme.dart';
import 'package:zap_stream_flutter/widgets/button.dart';

class MuteButton extends StatelessWidget {
  final String pubkey;

  const MuteButton({super.key, required this.pubkey});

  @override
  Widget build(BuildContext context) {
    final signer = ndk.accounts.getLoggedAccount()?.signer;
    if (signer == null || signer.getPublicKey() == pubkey) {
      return SizedBox.shrink();
    }

    return FutureBuilder(
      future: ndk.lists.getSingleNip51List(Nip51List.kMute, signer),
      builder: (ctx, state) {
        final mutes = (state.data?.pubKeys ?? []).map((e) => e.value).toSet();
        final isMuted = mutes.contains(pubkey);
        return BasicButton(
          Text(
            isMuted ? "Unmute" : "Mute",
            style: TextStyle(
              color: Color.fromARGB(255, 0, 0, 0),
              fontWeight: FontWeight.bold,
            ),
          ),
          padding: EdgeInsets.symmetric(vertical: 4, horizontal: 12),
          decoration: BoxDecoration(color: WARNING, borderRadius: DEFAULT_BR),
          onTap: () async {
            if (isMuted) {
              await ndk.lists.broadcastRemoveNip51ListElement(
                Nip51List.kMute,
                Nip51List.kPubkey,
                pubkey,
                null,
              );
            } else {
              await ndk.lists.broadcastAddNip51ListElement(
                Nip51List.kMute,
                Nip51List.kPubkey,
                pubkey,
                null,
              );
            }
            if (ctx.mounted) {
              Navigator.pop(ctx);
            }
          },
        );
      },
    );
  }
}