loris/lib/partials/media_attachment.dart

import 'package:flutter/material.dart';
import 'package:localization/localization.dart';
import 'package:loris/business_logic/timeline/media.dart';
import 'package:url_launcher/url_launcher_string.dart';

class MediaAttachments extends StatelessWidget {
  const MediaAttachments({required this.models, Key? key}) : super(key: key);
  final List<MediaAttachmentModel> models;
  @override
  Widget build(BuildContext context) {
    List<Widget> children = [];
    for (int i = 0; i < models.length; i++) {
      if (models[i].type == "image" || models[i].type == "gif") {
        children.add(ImageAttachmentDisplay(model: models[i]));
      } else {
        children.add(TextButton.icon(
            onPressed: () {
              launchUrlString(models[i].url);
            },
            icon: const Icon(Icons.open_in_browser),
            label: Text("open-media-in-browser".i18n())));
      }
    }

    return Column(
      children: children,
    );
  }
}

class ImageAttachmentDisplay extends StatelessWidget {
  const ImageAttachmentDisplay({required this.model, Key? key})
      : super(key: key);
  final MediaAttachmentModel model;

  @override
  Widget build(BuildContext context) {
    return Column(crossAxisAlignment: CrossAxisAlignment.start, children: [
      Image.network(
        model.url,
        errorBuilder: ((context, error, stackTrace) => const Icon(Icons.error)),
        width: double.infinity,
        fit: BoxFit.fitWidth,
      ),
      const SizedBox(
        height: 4,
      ),
      model.description == null
          ? const SizedBox()
          : AltText(text: model.description!),
    ]);
  }
}

class AltText extends StatelessWidget {
  const AltText({
    required this.text,
    Key? key,
  }) : super(key: key);
  final String text;
  @override
  Widget build(BuildContext context) {
    return SelectableText(
      text,
      style: Theme.of(context).textTheme.bodySmall,
    );
  }
}