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Remove flutter chat (#26)

Had to squash merge manually as Forgejo was erroring
This commit is contained in:
Henry Hiles 2026-05-21 16:58:22 -04:00
commit 16cf126df4
111 changed files with 3162 additions and 2366 deletions

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import "dart:math";
import "package:flutter/material.dart";
class CodeBlock extends StatelessWidget {
final String code;
final String lang;
const CodeBlock(this.code, {required this.lang, super.key});
@override
Widget build(BuildContext context) {
final theme = Theme.of(context);
return ClipRRect(
borderRadius: BorderRadius.all(Radius.circular(16)),
child: ColoredBox(
color: theme.colorScheme.surfaceContainerHighest,
child: IntrinsicWidth(
child: Column(
children: [
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Padding(
padding: EdgeInsets.symmetric(horizontal: 8),
child: Text(
lang.substring(0, min(lang.length, 15)),
style: TextStyle(fontFamily: "monospace"),
),
),
TextButton.icon(
onPressed: () {},
icon: Icon(Icons.copy),
label: Text("Copy"),
),
],
),
ColoredBox(
color: theme.colorScheme.surfaceContainerHigh,
child: Container(
constraints: BoxConstraints(minWidth: 250),
padding: EdgeInsets.all(8),
child: SelectableText(
code,
minLines: 1,
maxLines: 99,
style: TextStyle(fontFamily: "monospace"),
),
),
),
],
),
),
),
);
}
}

160
lib/widgets/html/html.dart Normal file
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import "package:cross_cache/cross_cache.dart";
import "package:fast_immutable_collections/fast_immutable_collections.dart";
import "package:flutter/material.dart";
import "package:flutter_riverpod/flutter_riverpod.dart";
import "package:flutter_widget_from_html_core/flutter_widget_from_html_core.dart";
import "package:nexus/controllers/client_state_controller.dart";
import "package:nexus/controllers/cross_cache_controller.dart";
import "package:nexus/helpers/extensions/get_headers.dart";
import "package:nexus/helpers/extensions/link_to_mention.dart";
import "package:nexus/helpers/extensions/mxc_to_https.dart";
import "package:nexus/helpers/launch_helper.dart";
import "package:nexus/widgets/expandable_image.dart";
import "package:nexus/widgets/html/mention_chip.dart";
import "package:nexus/widgets/html/spoiler_text.dart";
import "package:nexus/widgets/html/code_block.dart";
import "package:nexus/widgets/html/quoted.dart";
class Html extends ConsumerWidget {
final String html;
final String? roomId;
final TextStyle? textStyle;
const Html(this.html, {this.roomId, this.textStyle, super.key});
@override
Widget build(BuildContext context, WidgetRef ref) => HtmlWidget(
html,
buildAsync: false,
textStyle: textStyle,
customWidgetBuilder: (element) {
if (element.attributes.keys.contains("data-mx-profile-fallback")) {
return SizedBox.shrink();
}
if (element.attributes.keys.contains("data-mx-spoiler")) {
return InlineCustomWidget(child: SpoilerText(text: element.text));
}
final height =
int.tryParse(element.attributes["height"] ?? "") ??
(element.attributes.keys.contains("data-mx-emoticon") ? 32 : null) ??
300;
final width = int.tryParse(element.attributes["width"] ?? "");
final src = Uri.tryParse(element.attributes["src"] ?? "")
?.mxcToHttps(
ref.watch(
ClientStateController.provider.select(
(value) => value?.homeserverUrl,
),
) ??
"",
)
.toString();
return switch (element.localName) {
"code" =>
element.parent?.localName == "pre"
? CodeBlock(
element.text,
lang: element.className.replaceAll("language-", ""),
)
: null,
"blockquote" => Quoted(
Html(element.innerHtml, textStyle: textStyle, roomId: roomId),
),
"a" =>
element.attributes["href"]?.mention == null
? null
: InlineCustomWidget(
child: MentionChip(element.attributes["href"]!, roomId),
),
"img" =>
src == null
? SizedBox.shrink()
: InlineCustomWidget(
alignment: PlaceholderAlignment.middle,
child: ExpandableImage(
src,
child: Image(
image: CachedNetworkImage(
src,
ref.watch(CrossCacheController.provider),
headers: ref.headers,
),
errorBuilder: (_, error, _) => Text(
"Image Failed to Load",
style: TextStyle(
color: Theme.of(context).colorScheme.error,
),
),
height: height.toDouble(),
width: width?.toDouble(),
loadingBuilder: (_, child, loadingProgress) =>
loadingProgress == null
? child
: CircularProgressIndicator(),
),
),
),
// Allowed elements list
("del" ||
"h1" ||
"h2" ||
"h3" ||
"h4" ||
"h5" ||
"h6" ||
"p" ||
"ul" ||
"ol" ||
"sup" ||
"sub" ||
"li" ||
"b" ||
"i" ||
"u" ||
"strong" ||
"em" ||
"s" ||
"code" ||
"hr" ||
"br" ||
"div" ||
"table" ||
"thead" ||
"tbody" ||
"tr" ||
"th" ||
"td" ||
"caption" ||
"pre" ||
"span" ||
"details" ||
"summary") =>
null,
_ => SizedBox.shrink(),
};
},
customStylesBuilder: (element) => {
"width": "auto",
...Map.fromEntries(
element.attributes
.mapTo<MapEntry<String, String>?>(
(key, value) => switch (key) {
"data-mx-color" => MapEntry("color", value),
"data-mx-bg-color" => MapEntry("background-color", value),
_ => null,
},
)
.nonNulls,
),
},
onTapUrl: (url) =>
ref.watch(LaunchHelper.provider).launchUrl(Uri.parse(url)),
);
}

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import "package:flutter/material.dart";
import "package:flutter_riverpod/flutter_riverpod.dart";
import "package:nexus/controllers/user_controller.dart";
import "package:nexus/helpers/extensions/link_to_mention.dart";
import "package:nexus/helpers/extensions/show_user_popover.dart";
import "package:nexus/models/configs/user_config.dart";
class MentionChip extends ConsumerWidget {
final String? roomId;
final String content;
const MentionChip(this.content, this.roomId, {super.key});
@override
Widget build(BuildContext context, WidgetRef ref) {
final mention = content.mention;
final membership = mention?.startsWith("@") == true
? ref
.watch(
UserController.provider(
UserConfig(roomId: roomId, userId: mention!),
),
)
.whenOrNull(data: (data) => data)
: null;
return mention == null
? SizedBox.shrink()
: InkWell(
onTapUp: (details) {
if (membership != null) {
context.showUserPopover(
membership,
mention,
globalPosition: details.globalPosition,
);
}
},
child: IgnorePointer(
child: Chip(
label: Text(
(membership == null ? null : "@${membership.displayName}") ??
mention,
style: TextStyle(
fontWeight: FontWeight.bold,
color: Theme.of(context).colorScheme.onPrimary,
),
),
backgroundColor: Theme.of(context).colorScheme.primary,
),
),
);
}
}

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import "package:flutter/material.dart";
class Quoted extends StatelessWidget {
final Widget child;
const Quoted(this.child, {super.key});
@override
Widget build(BuildContext context) => Container(
decoration: BoxDecoration(
border: Border(
left: BorderSide(width: 4, color: Theme.of(context).dividerColor),
),
),
child: Padding(padding: EdgeInsets.only(left: 8), child: child),
);
}

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import "package:flutter/material.dart";
import "package:flutter_hooks/flutter_hooks.dart";
class SpoilerText extends HookWidget {
final String text;
const SpoilerText({super.key, required this.text});
@override
Widget build(BuildContext context) {
final revealed = useState(false);
return InkWell(
onTap: () => revealed.value = !revealed.value,
child: AnimatedContainer(
duration: const Duration(milliseconds: 100),
padding: const EdgeInsets.symmetric(horizontal: 4, vertical: 2),
decoration: BoxDecoration(
color: revealed.value ? Colors.transparent : Colors.blueGrey,
borderRadius: BorderRadius.circular(4),
),
child: Text(
text,
style: TextStyle(color: revealed.value ? null : Colors.transparent),
),
),
);
}
}