Remove flutter chat (#26)

Had to squash merge manually as Forgejo was erroring
2026-05-21 16:58:22 -04:00 · 2026-05-21 16:58:22 -04:00 · 16cf126df4
commit 16cf126df4
parent bd1d5ea745
111 changed files with 3162 additions and 2366 deletions
--- a/lib/widgets/html/html.dart
+++ b/lib/widgets/html/html.dart
@ -0,0 +1,160 @@
+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)),
+  );
+}