import 'package:awesome_extensions/awesome_extensions.dart';
import 'package:flutter/material.dart';
import 'package:flutter/widgets.dart';

import '../../theme.dart';

class StyledAvatar extends StatelessWidget {
  const StyledAvatar({
    required String name,
    required double size,
    bool enabled = true,
    super.key,
    ImageProvider<Object>? imageProvider,
  })  : _name = name,
        _size = size,
        _imageProvider = imageProvider,
        _enabled = enabled;

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

    final borderColor = scaleTheme.config.useVisualIndicators
        ? scaleTheme.scheme.primaryScale.primaryText
        : scaleTheme.scheme.primaryScale.subtleBorder;
    final foregroundColor = !_enabled
        ? scaleTheme.scheme.grayScale.primaryText
        : scaleTheme.scheme.primaryScale.calloutText;
    final backgroundColor = !_enabled
        ? scaleTheme.scheme.grayScale.primary
        : scaleTheme.scheme.primaryScale.calloutBackground;
    final scaleConfig = scaleTheme.config;
    final textStyle = theme.textTheme.titleLarge!.copyWith(fontSize: _size / 2);

    final abbrev = _name.split(' ').map((s) => s.isEmpty ? '' : s[0]).join();
    late final String shortname;
    if (abbrev.length >= 3) {
      shortname = abbrev[0] + abbrev[1] + abbrev[abbrev.length - 1];
    } else {
      shortname = abbrev;
    }

    return Container(
        height: _size,
        width: _size,
        decoration: BoxDecoration(
            shape: BoxShape.circle,
            border: !scaleConfig.useVisualIndicators
                ? null
                : Border.all(
                    color: borderColor,
                    width: 1 * (_size ~/ 16 + 1),
                    strokeAlign: BorderSide.strokeAlignOutside)),
        child: AvatarImage(
            backgroundImage: _imageProvider,
            backgroundColor: scaleConfig.useVisualIndicators
                ? foregroundColor
                : backgroundColor,
            child: Text(
              shortname.isNotEmpty ? shortname : '?',
              softWrap: false,
              textScaler: MediaQuery.of(context).textScaler,
              style: textStyle.copyWith(
                color: scaleConfig.useVisualIndicators
                    ? backgroundColor
                    : foregroundColor,
              ),
            ).paddingAll(4.scaled(context)).fit(fit: BoxFit.scaleDown)));
  }

  ////////////////////////////////////////////////////////////////////////////
  final String _name;
  final double _size;
  final ImageProvider<Object>? _imageProvider;
  final bool _enabled;
}