From e99ef13c8103baff3d7635b6fcc0e397cd3b320e Mon Sep 17 00:00:00 2001
From: justjxke <Jake0300@Proton.me>
Date: Sun, 13 Sep 2026 18:59:38 +0100
Subject: [PATCH] SidebarChat: fix scrolling and popouts (#1356)

* SidebarChat: fix scrolling and popouts

Generated with [Devin](https://devin.ai)

Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

* [autofix.ci] apply automated fixes

* SidebarChat: improve patch targetting

---------

Co-authored-by: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>
Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>
---
 src/equicordplugins/sidebarChat/index.tsx | 55 +++++++++++++++++++----
 src/plugins/addAttachments/index.tsx      |  1 -
 2 files changed, 46 insertions(+), 10 deletions(-)

diff --git a/src/equicordplugins/sidebarChat/index.tsx b/src/equicordplugins/sidebarChat/index.tsx
index fff6ab888..a385a4994 100644
--- a/src/equicordplugins/sidebarChat/index.tsx
+++ b/src/equicordplugins/sidebarChat/index.tsx
@@ -18,6 +18,7 @@ import {
     findByPropsLazy,
     findComponentByCodeLazy,
     findCssClassesLazy,
+    mapMangledModuleLazy,
 } from "@webpack";
 import {
     ChannelActionCreators,
@@ -69,7 +70,9 @@ const ArrowsLeftRightIcon = ({ color, ...rest }) => {
 const WindowLaunchIcon = findComponentByCodeLazy("1-1h6a1 1 0 1 0 0-2H5Z");
 const XSmallIcon = findComponentByCodeLazy("1.4L12 13.42l5.3 5.3Z");
 const Chat = findComponentByCodeLazy("filterAfterTimestamp:", "chatInputType");
-const Resize = findComponentByCodeLazy("sidebarType:", "RESIZE_HANDLE_WIDTH)");
+const SidebarComponents = mapMangledModuleLazy("ChannelChatResizableSidebar", {
+    Resize: (value: unknown) => typeof value === "function"
+});
 const ChannelHeader = findComponentByCodeLazy("`channel-${");
 const PopoutWindow = findComponentByCodeLazy("Missing guestWindow reference");
 const FullChannelView = findComponentByCodeLazy("showFollowButton:");
@@ -104,7 +107,15 @@ function getChannelTitle(channel: Channel | null | undefined) {
 
 function canOpenPopout(channel: Channel) {
     if (channel.isPrivate()) return true;
-    return !channel.isCategory() && !channel.isDirectory() && !channel.isVocal();
+    return !channel.isCategory() && !channel.isDirectory();
+}
+
+function getMainChatChannelId() {
+    const channelId = SelectedChannelStore.getChannelId();
+    const sidebar = ChannelSectionStore.getSidebarState(channelId);
+    return sidebar && typeof sidebar === "object" && "channelId" in sidebar && typeof sidebar.channelId === "string"
+        ? sidebar.channelId
+        : channelId;
 }
 
 function getPopoutMenuLabel(channelId: string) {
@@ -315,11 +326,25 @@ export default definePlugin({
                     replace: "$&vc_SidebarChat=$self.renderSidebar(),"
                 },
                 {
-                    match: /:(\(0,\i\.jsxs?\)\(\i,{}\))}(?<=default:.{0,300})/,
-                    replace: ":[$1, vc_SidebarChat]}"
+                    match: /(?<=return )null!=\i&&\i\?\(0,\i\.jsx\)\(\i,\{channel:\i\},\i\.id\):\(0,\i\.jsx\)\(\i,\{\}\)(?=\},)/,
+                    replace: "[$&,vc_SidebarChat]"
                 },
             ],
         },
+        {
+            find: "loadComplete: resetting state for channelId=",
+            group: true,
+            replacement: [
+                {
+                    match: /truncateTop\(\i\)\{(?=.{0,100}?this\._array\.length-\i;return)/,
+                    replace: "$&if($self.hasMultipleChatViews(this.channelId))return this;"
+                },
+                {
+                    match: /truncateBottom\(\i\)\{(?=.{0,100}?return this\._array\.length<=\i\?this:this\.mutate\()/,
+                    replace: "$&if($self.hasMultipleChatViews(this.channelId))return this;"
+                }
+            ]
+        },
     ],
     managedStyle: style,
     settings,
@@ -361,6 +386,16 @@ export default definePlugin({
         restorePersistedPopouts();
     },
 
+    hasMultipleChatViews(channelId: string) {
+        const mainChannelId = SelectedChannelStore.getChannelId();
+        const sidebarHidden = ChannelSectionStore.getSidebarState(mainChannelId)
+            || ChannelSectionStore.getGuildSidebarState(SelectedGuildStore.getGuildId() ?? undefined);
+        const views = Number(channelId === mainChannelId || channelId === getMainChatChannelId())
+            + Number(!sidebarHidden && channelId === SidebarStore.getState().channelId)
+            + Number(isPopoutWindowOpen(channelId));
+        return views > 1;
+    },
+
     renderSidebar() {
         const { guild, channel /* width*/ } = useStateFromStores(
             [SidebarStore, GuildStore, ChannelStore], () => {
@@ -436,13 +471,13 @@ export default definePlugin({
 
         return (
             <ErrorBoundary noop>
-                <Resize
+                <SidebarComponents.Resize
                     sidebarType={Sidebars.MessageRequestSidebar}
                     maxWidth={~~(width * 0.31)/* width - 690*/}
                 >
                     <Header channel={channel} guild={guild} />
                     {View}
-                </Resize>
+                </SidebarComponents.Resize>
             </ErrorBoundary>
         );
     },
@@ -524,7 +559,9 @@ const RenderPopout = ErrorBoundary.wrap(({ channel, name, windowKey }: { channel
             channelId={channel.id}
         >
             <div className={cl("window")}>
-                <FullChannelView providedChannel={channel} />
+                {channel.isGuildVocal()
+                    ? <Chat channel={channel} guild={GuildStore.getGuild(channel.guild_id)} chatInputType={ChatInputTypes.NORMAL} />
+                    : <FullChannelView providedChannel={channel} />}
             </div>
         </PopoutWindow>
     );
@@ -532,9 +569,9 @@ const RenderPopout = ErrorBoundary.wrap(({ channel, name, windowKey }: { channel
 
 function PopoutHeaderButton() {
     const channelState = useStateFromStores(
-        [SelectedChannelStore, ChannelStore, PopoutWindowStore],
+        [SelectedChannelStore, ChannelSectionStore, ChannelStore, PopoutWindowStore],
         () => {
-            const channelId = SelectedChannelStore.getChannelId();
+            const channelId = getMainChatChannelId();
             const channel = channelId ? ChannelStore.getChannel(channelId) : null;
 
             return {
diff --git a/src/plugins/addAttachments/index.tsx b/src/plugins/addAttachments/index.tsx
index 4e6dfd4d7..8982b138c 100644
--- a/src/plugins/addAttachments/index.tsx
+++ b/src/plugins/addAttachments/index.tsx
@@ -74,7 +74,6 @@ async function addAttachments(channelId: string, messageId: string, existingAtta
         )
     );
 
-
     const msg = MessageStore.getMessage(channelId, messageId);
 
     await RestAPI.patch({