fluffychat/lib/pages/chat/events/message_download_content.dart

import 'package:fluffychat/config/app_config.dart';
import 'package:fluffychat/utils/file_description.dart';
import 'package:fluffychat/utils/matrix_sdk_extensions/event_extension.dart';
import 'package:fluffychat/utils/url_launcher.dart';
import 'package:flutter/material.dart';
import 'package:flutter_linkify/flutter_linkify.dart';
import 'package:matrix/matrix.dart';

class MessageDownloadContent extends StatelessWidget {
  final Event event;
  final Color textColor;
  final Color linkColor;

  const MessageDownloadContent(
    this.event, {
    required this.textColor,
    required this.linkColor,
    super.key,
  });

  @override
  Widget build(BuildContext context) {
    final filename = event.content.tryGet<String>('filename') ?? event.body;
    final filetype = (filename.contains('.')
        ? filename.split('.').last.toUpperCase()
        : event.content
                .tryGetMap<String, dynamic>('info')
                ?.tryGet<String>('mimetype')
                ?.toUpperCase() ??
            'UNKNOWN');
    final sizeString = event.sizeString ?? '?MB';
    final fileDescription = event.fileDescription;
    return Column(
      mainAxisSize: MainAxisSize.min,
      crossAxisAlignment: CrossAxisAlignment.start,
      spacing: 8,
      children: [
        Material(
          color: Colors.transparent,
          child: InkWell(
            borderRadius: BorderRadius.circular(AppConfig.borderRadius / 2),
            onTap: () => event.saveFile(context),
            child: Container(
              width: 400,
              padding: const EdgeInsets.all(16.0),
              child: Row(
                mainAxisSize: MainAxisSize.min,
                spacing: 16,
                children: [
                  CircleAvatar(
                    backgroundColor: textColor.withAlpha(32),
                    child: Icon(Icons.file_download_outlined, color: textColor),
                  ),
                  Column(
                    crossAxisAlignment: CrossAxisAlignment.start,
                    mainAxisSize: MainAxisSize.min,
                    children: [
                      Text(
                        filename,
                        maxLines: 1,
                        overflow: TextOverflow.ellipsis,
                        style: TextStyle(
                          color: textColor,
                          fontWeight: FontWeight.w500,
                        ),
                      ),
                      Text(
                        '$sizeString | $filetype',
                        maxLines: 1,
                        overflow: TextOverflow.ellipsis,
                        style: TextStyle(color: textColor, fontSize: 10),
                      ),
                    ],
                  ),
                ],
              ),
            ),
          ),
        ),
        if (fileDescription != null) ...[
          Padding(
            padding: const EdgeInsets.symmetric(
              horizontal: 16.0,
              vertical: 8.0,
            ),
            child: Linkify(
              text: fileDescription,
              textScaleFactor: MediaQuery.textScalerOf(context).scale(1),
              style: TextStyle(
                color: textColor,
                fontSize: AppConfig.fontSizeFactor * AppConfig.messageFontSize,
              ),
              options: const LinkifyOptions(humanize: false),
              linkStyle: TextStyle(
                color: linkColor,
                fontSize: AppConfig.fontSizeFactor * AppConfig.messageFontSize,
                decoration: TextDecoration.underline,
                decorationColor: linkColor,
              ),
              onOpen: (url) => UrlLauncher(context, url.url).launchUrl(),
            ),
          ),
        ],
      ],
    );
  }
}