meshcore-open/lib/widgets/app_bar.dart

import 'package:flutter/material.dart';
import 'package:meshcore_open/connector/meshcore_connector.dart';
import 'package:meshcore_open/widgets/battery_indicator.dart';
import 'package:provider/provider.dart';

import 'snr_indicator.dart';

class AppBarTitle extends StatelessWidget {
  final String title;
  final Widget? leading;
  final Widget? trailing;
  const AppBarTitle(this.title, {this.leading, this.trailing, super.key});

  @override
  Widget build(BuildContext context) {
    final connector = context.watch<MeshCoreConnector>();
    final selfName = connector.selfName;

    return LayoutBuilder(
      builder: (context, constraints) {
        final availableWidth = constraints.hasBoundedWidth
            ? constraints.maxWidth
            : MediaQuery.sizeOf(context).width;
        final compact = availableWidth < 240;
        final showSubtitle =
            !compact && connector.isConnected && selfName != null;
        final showBattery = availableWidth >= 60;
        final showSnr = availableWidth >= 110;
        final showIndicators = showBattery || showSnr;

        return Row(
          mainAxisAlignment: MainAxisAlignment.start,
          children: [
            leading ?? const SizedBox.shrink(),
            Expanded(
              child: Column(
                crossAxisAlignment: CrossAxisAlignment.start,
                mainAxisSize: MainAxisSize.min,
                children: [
                  Text(title, maxLines: 1, overflow: TextOverflow.ellipsis),
                  if (showSubtitle)
                    Text(
                      '($selfName)',
                      style: TextStyle(fontSize: 14, color: Colors.grey[600]),
                      maxLines: 1,
                      overflow: TextOverflow.ellipsis,
                    ),
                ],
              ),
            ),
            if (showIndicators) const SizedBox(width: 6),
            if (showIndicators)
              Row(
                crossAxisAlignment: CrossAxisAlignment.start,
                mainAxisSize: MainAxisSize.min,
                children: [
                  if (showBattery) BatteryIndicator(connector: connector),
                  if (showSnr) SNRIndicator(connector: connector),
                ],
              ),
            trailing ?? const SizedBox.shrink(),
          ],
        );
      },
    );
  }
}