Surface/lib/widgets/account/account_image.dart

import 'package:flutter/material.dart';
import 'package:material_symbols_icons/symbols.dart';
import 'package:provider/provider.dart';
import 'package:surface/providers/sn_network.dart';
import 'package:surface/widgets/universal_image.dart';

class AccountImage extends StatelessWidget {
  final String? content;
  final Color? backgroundColor;
  final Color? foregroundColor;
  final double? radius;
  final Widget? fallbackWidget;

  const AccountImage({
    super.key,
    required this.content,
    this.backgroundColor,
    this.foregroundColor,
    this.radius,
    this.fallbackWidget,
  });

  @override
  Widget build(BuildContext context) {
    final sn = context.read<SnNetworkProvider>();
    final url = sn.getAttachmentUrl(content ?? '');

    final devicePixelRatio = MediaQuery.of(context).devicePixelRatio;
    return CircleAvatar(
      key: Key('attachment-${content.hashCode}'),
      radius: radius,
      backgroundColor: backgroundColor,
      backgroundImage: (content?.isNotEmpty ?? false)
          ? ResizeImage(
              UniversalImage.provider(url),
              width: ((radius ?? 20) * devicePixelRatio * 2).round(),
              height: ((radius ?? 20) * devicePixelRatio * 2).round(),
              policy: ResizeImagePolicy.fit,
            )
          : null,
      child: (content?.isEmpty ?? true)
          ? (fallbackWidget ??
              Icon(
                Symbols.account_circle,
                size: radius != null ? radius! * 1.2 : 24,
                color: foregroundColor,
              ))
          : null,
    );
  }
}