veilidchat/lib/theme/views/styled_widgets/styled_slider.dart

import 'package:async_tools/async_tools.dart';
import 'package:awesome_extensions/awesome_extensions_flutter.dart';
import 'package:flutter/material.dart';

import '../../models/models.dart';
import '../views.dart';

const _kStyledSliderChanged = 'kStyledSliderChanged';

class StyledSlider extends StatelessWidget {
  const StyledSlider(
      {required double value,
      String? label,
      String? decoratorLabel,
      Future<void> Function(double)? onChanged,
      Widget? leftWidget,
      Widget? rightWidget,
      double min = 0,
      double max = 1,
      int? divisions,
      super.key})
      : _value = value,
        _onChanged = onChanged,
        _leftWidget = leftWidget,
        _rightWidget = rightWidget,
        _min = min,
        _max = max,
        _divisions = divisions,
        _label = label,
        _decoratorLabel = decoratorLabel;

  @override
  Widget build(BuildContext context) {
    final theme = Theme.of(context);
    final scale = theme.extension<ScaleTheme>()!;

    Widget ctrl = Row(children: [
      if (_leftWidget != null) _leftWidget,
      Slider(
              activeColor: scale.scheme.primaryScale.border,
              inactiveColor: scale.scheme.primaryScale.subtleBorder,
              secondaryActiveColor: scale.scheme.secondaryScale.border,
              value: _value,
              min: _min,
              max: _max,
              divisions: _divisions,
              label: _label,
              thumbColor: scale.scheme.primaryScale.appText,
              overlayColor:
                  WidgetStateColor.resolveWith((ws) => theme.focusColor),
              onChanged: _onChanged == null
                  ? null
                  : (value) {
                      singleFuture((this, _kStyledSliderChanged), () async {
                        await _onChanged(value);
                      });
                    })
          .expanded(),
      if (_rightWidget != null) _rightWidget,
    ]);
    if (_decoratorLabel != null) {
      ctrl = ctrl
          .paddingLTRB(4.scaled(context), 4.scaled(context), 4.scaled(context),
              4.scaled(context))
          .decoratorLabel(context, _decoratorLabel);
    }
    return ctrl;
  }

  final String? _label;
  final String? _decoratorLabel;
  final Future<void> Function(double)? _onChanged;
  final double _value;
  final Widget? _leftWidget;
  final Widget? _rightWidget;
  final double _min;
  final double _max;
  final int? _divisions;
}