// Copyright 2014 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

import 'template.dart';

class ProgressIndicatorTemplate extends TokenTemplate {
  const ProgressIndicatorTemplate(
    super.blockName,
    super.fileName,
    super.tokens, {
    super.colorSchemePrefix = '_colors.',
  });

  @override
  String generate() => '''
class _Circular${blockName}DefaultsM3 extends ProgressIndicatorThemeData {
  _Circular${blockName}DefaultsM3(this.context, { required this.indeterminate });

  final BuildContext context;
  late final ColorScheme _colors = Theme.of(context).colorScheme;
  final bool indeterminate;

  @override
  Color get color => ${componentColor('md.comp.progress-indicator.active-indicator')};

  @override
  Color? get circularTrackColor => indeterminate ? null : ${componentColor('md.comp.progress-indicator.track')};

  @override
  double get strokeWidth => ${getToken('md.comp.progress-indicator.track.thickness')};

  @override
  double? get strokeAlign => CircularProgressIndicator.strokeAlignInside;

  @override
  BoxConstraints get constraints => const BoxConstraints(
    minWidth: 40.0,
    minHeight: 40.0,
  );

  @override
  double? get trackGap => ${getToken('md.comp.progress-indicator.active-indicator-track-space')};

  @override
  EdgeInsetsGeometry? get circularTrackPadding => const EdgeInsets.all(4.0);
}

class _Linear${blockName}DefaultsM3 extends ProgressIndicatorThemeData {
  _Linear${blockName}DefaultsM3(this.context);

  final BuildContext context;
  late final ColorScheme _colors = Theme.of(context).colorScheme;

  @override
  Color get color => ${componentColor('md.comp.progress-indicator.active-indicator')};

  @override
  Color get linearTrackColor => ${componentColor('md.comp.progress-indicator.track')};

  @override
  double get linearMinHeight => ${getToken('md.comp.progress-indicator.track.thickness')};

  @override
  BorderRadius get borderRadius => BorderRadius.circular(${getToken('md.comp.progress-indicator.track.thickness')} / 2);

  @override
  Color get stopIndicatorColor => ${componentColor('md.comp.progress-indicator.stop-indicator')};

  @override
  double? get stopIndicatorRadius => ${getToken('md.comp.progress-indicator.stop-indicator.size')} / 2;

  @override
  double? get trackGap => ${getToken('md.comp.progress-indicator.active-indicator-track-space')};
}
''';
}