1.0.80

apps/android/android/app/build.gradle

@@ -8,7 +8,7 @@ android {
         minSdkVersion rootProject.ext.minSdkVersion
         targetSdkVersion rootProject.ext.targetSdkVersion
         versionCode 27
-        versionName "1.0.70"
+        versionName "1.0.80"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         aaptOptions {
              // Files and dirs to omit from the packaged assets dir, modified to accommodate modern web apps.

apps/electron/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@discord-clone/electron",
   "private": true,
-  "version": "1.0.70",
+  "version": "1.0.80",
   "description": "Brycord - Electron app",
   "author": "Moyettes",
   "type": "module",

apps/web/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@discord-clone/web",
   "private": true,
-  "version": "1.0.70",
+  "version": "1.0.80",
   "type": "module",
   "scripts": {
     "dev": "vite",

packages/platform-web/src/index.js

@@ -147,6 +147,37 @@ if (window.Capacitor?.isNativePlatform?.()) {
     webPlatform.systemBars = { setColors: (opts) => SystemBars.setColors(opts) };
     webPlatform.features.hasSystemBars = true;
   }
+
+  // Android hardware back button → dispatch to the app-level registry.
+  // We expose a `detail.handled` flag so in-tree listeners (see
+  // `useBackHandler`) can claim the event. When nothing claims it, we
+  // fall back to `App.minimizeApp()` so the user lands on their home
+  // screen instead of force-exiting the process.
+  const AppPlugin = window.Capacitor.Plugins.App;
+  if (AppPlugin && typeof AppPlugin.addListener === 'function') {
+    AppPlugin.addListener('backButton', () => {
+      const detail = { handled: false };
+      try {
+        window.dispatchEvent(
+          new CustomEvent('brycord:android-back', { detail }),
+        );
+      } catch (e) {
+        console.warn('[backButton] dispatch failed', e);
+      }
+      if (!detail.handled) {
+        try {
+          if (typeof AppPlugin.minimizeApp === 'function') {
+            AppPlugin.minimizeApp();
+          } else if (typeof AppPlugin.exitApp === 'function') {
+            AppPlugin.exitApp();
+          }
+        } catch (e) {
+          console.warn('[backButton] fallback failed', e);
+        }
+      }
+    });
+    webPlatform.features.hasBackButton = true;
+  }
 }
 
 export default webPlatform;

packages/shared/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@discord-clone/shared",
   "private": true,
-  "version": "1.0.70",
+  "version": "1.0.80",
   "type": "module",
   "main": "src/App.tsx",
   "dependencies": {

packages/shared/src/components/channel/LinkEmbed.tsx

@@ -216,11 +216,20 @@ interface LinkEmbedProps {
 }
 
 export function LinkEmbed({ url, onOpenGif }: LinkEmbedProps) {
+	// Thin router: direct media gets its own component, rich previews
+	// get theirs. Keeping the two paths in separate component instances
+	// means `useUrlPreview` (which internally wraps `useAction` and
+	// therefore `useMemo`) is never called conditionally — otherwise a
+	// URL change that flipped `isDirectMedia` would mutate the hook
+	// count and trigger React error #310.
 	const directType = isDirectMedia(url);
 	if (directType) {
 		return <DirectMediaEmbed url={url} type={directType} onOpenGif={onOpenGif} />;
 	}
+	return <UrlPreviewEmbed url={url} />;
+}
 
+function UrlPreviewEmbed({ url }: { url: string }) {
 	const preview = useUrlPreview(url);
 
 	// If the platform has no metadata fetcher (or it returned null / threw),

packages/shared/src/components/layout/AppLayout.tsx

@@ -1,6 +1,10 @@
-import { useEffect, useState } from 'react';
-import { Navigate, Outlet, useNavigate } from 'react-router-dom';
+import { useEffect, useRef, useState } from 'react';
+import { Navigate, Outlet, useLocation, useNavigate } from 'react-router-dom';
 import { PresenceProvider } from '../../contexts/PresenceContext';
+import { usePlatform } from '../../platform';
+import { getUserPref, setUserPref } from '../../utils/userPreferences';
+import { useMobileSwipeNav } from '../../hooks/useMobileSwipeNav';
+import { triggerBack, useBackHandler } from '../../hooks/useBackHandler';
 import { KeybindProvider } from '../../contexts/KeybindContext';
 import { UserSettingsModal } from '../settings/UserSettingsModal';
 import { ServerSettingsModal } from '../settings/ServerSettingsModal';
@@ -23,6 +27,10 @@ import { UpdateBanner } from './UpdateBanner';
  */
 export function AppLayout() {
 	const navigate = useNavigate();
+	const location = useLocation();
+	const platform = usePlatform() as any;
+	const hasRestoredRef = useRef(false);
+	useMobileSwipeNav();
 	const [settingsOpen, setSettingsOpen] = useState(false);
 	// Optional tab request from the dispatcher — e.g. Edit Profile
 	// buttons pass `{ tab: 'account' }` to jump straight in, while the
@@ -47,6 +55,39 @@ export function AppLayout() {
 		return () => window.removeEventListener('brycord:navigate', onNavigate);
 	}, [navigate]);
 
+	// Restore last-viewed route once on mount. Only fires when the user
+	// landed on the default `/channels/@me` (i.e. a fresh app open or a
+	// post-login redirect) — if they deep-linked to a specific channel
+	// we respect that and skip restoration.
+	useEffect(() => {
+		if (hasRestoredRef.current) return;
+		hasRestoredRef.current = true;
+		const userId = localStorage.getItem('userId');
+		if (!userId) return;
+		if (location.pathname !== '/channels/@me') return;
+		const saved = getUserPref(userId, 'lastViewedRoute', null);
+		if (
+			typeof saved === 'string' &&
+			saved.startsWith('/channels/') &&
+			saved !== location.pathname
+		) {
+			navigate(saved, { replace: true });
+		}
+		// eslint-disable-next-line react-hooks/exhaustive-deps
+	}, []);
+
+	// Persist the current route on every change so the next cold-open
+	// can resume where the user left off. Skip the mobile `/channels/you`
+	// profile tab — restoring to it would feel weird after a restart,
+	// and skip paths that aren't inside the authenticated shell.
+	useEffect(() => {
+		if (!location.pathname.startsWith('/channels/')) return;
+		if (location.pathname === '/channels/you') return;
+		const userId = localStorage.getItem('userId');
+		if (!userId) return;
+		setUserPref(userId, 'lastViewedRoute', location.pathname, platform?.settings);
+	}, [location.pathname, platform]);
+
 	// User settings trigger — fired by UserArea's gear button + other entry points
 	useEffect(() => {
 		const onOpenSettings = (e: Event) => {
@@ -86,6 +127,46 @@ export function AppLayout() {
 			window.removeEventListener('brycord:open-channel-settings', onOpen);
 	}, []);
 
+	// Register the non-`Modal.Root` modals (UserSettings / ServerSettings
+	// / CreateServer render their own chrome) with the back-handler stack.
+	// Modals built on `Modal.Root` and `BottomSheet` self-register from
+	// inside those primitives, so they don't need explicit wiring here.
+	useBackHandler(settingsOpen, () => setSettingsOpen(false));
+	useBackHandler(serverSettingsOpen, () => setServerSettingsOpen(false));
+	useBackHandler(createServerOpen, () => setCreateServerOpen(false));
+
+	// Global Android back-button coordinator. Runs registered overlay
+	// handlers first (topmost drawer wins), then falls back to
+	// navigating chat → nav on mobile, then marks the event unhandled
+	// so the Capacitor bridge minimizes the app.
+	useEffect(() => {
+		const onBack = (e: Event) => {
+			const detail = (e as CustomEvent<{ handled?: boolean }>).detail;
+			if (detail?.handled) return;
+
+			if (triggerBack()) {
+				if (detail) detail.handled = true;
+				return;
+			}
+
+			// Mobile fallback: if we're in chat mode, go back to the
+			// channel list instead of exiting the app.
+			const isMobile =
+				typeof window !== 'undefined' &&
+				window.matchMedia('(max-width: 768px)').matches;
+			if (isMobile) {
+				const segments = location.pathname.split('/').filter(Boolean);
+				if (segments[0] === 'channels' && segments.length >= 3 && segments[2]) {
+					navigate(`/channels/${segments[1]}`);
+					if (detail) detail.handled = true;
+					return;
+				}
+			}
+		};
+		window.addEventListener('brycord:android-back', onBack);
+		return () => window.removeEventListener('brycord:android-back', onBack);
+	}, [location.pathname, navigate]);
+
 	// Global keybind handlers. Voice bindings are wired from UserArea
 	// via its own `useVoice()` access so the dispatch arrives where the
 	// mute / deafen state already lives.

packages/shared/src/components/layout/GuildNavbar.tsx

@@ -32,6 +32,7 @@ import { GuildHeaderDropdown } from './GuildHeaderDropdown';
 import { ChannelListContextMenu } from './ChannelListContextMenu';
 import { MobileServerActionsSheet } from './MobileServerActionsSheet';
 import { useIsMobile } from '../../hooks/useIsMobile';
+import { useBackHandler } from '../../hooks/useBackHandler';
 import { VoiceUserContextMenu } from '../voice/VoiceUserContextMenu';
 import { MemberProfileModal } from '../member/MemberProfileModal';
 import styles from './GuildNavbar.module.css';
@@ -151,6 +152,9 @@ export function GuildNavbar() {
 	>(null);
 	const [voiceProfileFor, setVoiceProfileFor] = useState<string | null>(null);
 	const isMobile = useIsMobile();
+	useBackHandler(mobileServerSheetOpen, () => setMobileServerSheetOpen(false));
+	useBackHandler(!!voiceMenu, () => setVoiceMenu(null));
+	useBackHandler(!!voiceProfileFor, () => setVoiceProfileFor(null));
 
 	const categories = useMemo<CategoryDoc[]>(
 		() =>

packages/shared/src/components/layout/MobileYouPage.tsx

@@ -18,6 +18,7 @@ import { Gear, PencilSimple } from '@phosphor-icons/react';
 import { Avatar } from '@discord-clone/ui';
 import { api } from '../../../../../convex/_generated/api';
 import { MobileSetStatusSheet } from './MobileSetStatusSheet';
+import { useBackHandler } from '../../hooks/useBackHandler';
 import styles from './MobileYouPage.module.css';
 
 function openUserSettings(tab?: 'account') {
@@ -51,6 +52,7 @@ export function MobileYouPage() {
 	const allUsers = useQuery(api.auth.getPublicKeys) ?? [];
 	const me = allUsers.find((u) => u.id === userId);
 	const [statusSheetOpen, setStatusSheetOpen] = useState(false);
+	useBackHandler(statusSheetOpen, () => setStatusSheetOpen(false));
 
 	const displayName = me?.displayName || username || 'User';
 	const realName = me?.username || username || displayName;

packages/shared/src/components/settings/ServerSettingsModal.tsx

@@ -60,6 +60,17 @@ export function ServerSettingsModal({ isOpen, onClose, initialTab }: ServerSetti
 		return () => document.removeEventListener('keydown', onKey);
 	}, [isOpen, onClose]);
 
+	// Roles view takes over the whole settings surface — its own
+	// sidebar (back + create + role list) and its own main column
+	// (role editor). We still delegate the back button to flipping
+	// activeTab back to 'overview' so the outer modal stays open.
+	//
+	// IMPORTANT: this hook must run before any conditional early return
+	// (mobile shortcut below, `!isOpen` guard) so the hook count stays
+	// stable across renders when the viewport crosses the mobile
+	// breakpoint. React error #300 if this moves back under `isMobile`.
+	const rolesView = useRolesView({ onBack: () => setActiveTab('overview') });
+
 	// Mobile gets the full-screen overlay with a category list ↔ panel
 	// flow, desktop gets the two-column modal below. Pass the raw
 	// `initialTab` (NOT the resolved version) so mobile lands on the
@@ -74,12 +85,6 @@ export function ServerSettingsModal({ isOpen, onClose, initialTab }: ServerSetti
 		);
 	}
 
-	// Roles view takes over the whole settings surface — its own
-	// sidebar (back + create + role list) and its own main column
-	// (role editor). We still delegate the back button to flipping
-	// activeTab back to 'overview' so the outer modal stays open.
-	const rolesView = useRolesView({ onBack: () => setActiveTab('overview') });
-
 	if (!isOpen) return null;
 
 	const active = TABS.find((t) => t.id === activeTab) ?? TABS[0];

packages/shared/src/components/voice/RecordingRecoveryModal.tsx

@@ -86,6 +86,15 @@ export function RecordingRecoveryModal() {
 		};
 	}, [hasRecording, recording]);
 
+	// Close the modal automatically once every session has been
+	// resolved. Declared here (before the `!hasRecording` early return)
+	// so the hook count stays stable across renders.
+	useEffect(() => {
+		if (isOpen && sessions.length === 0) {
+			setIsOpen(false);
+		}
+	}, [isOpen, sessions.length]);
+
 	if (!hasRecording) return null;
 
 	const dismiss = () => {
@@ -139,12 +148,6 @@ export function RecordingRecoveryModal() {
 		}
 	};
 
-	useEffect(() => {
-		if (isOpen && sessions.length === 0) {
-			setIsOpen(false);
-		}
-	}, [isOpen, sessions.length]);
-
 	return (
 		<Modal.Root isOpen={isOpen} onClose={dismiss} size="medium">
 			<Modal.Header title="Recover voice recordings" onClose={dismiss} />

packages/shared/src/hooks/useBackHandler.ts

@@ -0,0 +1,58 @@
+import { useEffect } from 'react';
+
+/**
+ * Back-button handler registry.
+ *
+ * Components that render a dismissible overlay (modal, drawer, bottom
+ * sheet, popover, image lightbox, …) call `useBackHandler(isOpen, onBack)`
+ * to register a close callback while the overlay is visible. When the
+ * Android hardware back button fires, the most-recently-registered open
+ * handler runs — LIFO order, so the topmost drawer always closes first.
+ *
+ * The stack is stored on `window.__brycordBackStack` so other packages
+ * (notably `@discord-clone/ui`'s Modal / BottomSheet primitives) can push
+ * into the same queue without a direct dependency on this package.
+ */
+
+type BackHandler = () => void;
+
+function getStack(): BackHandler[] {
+	const g = typeof window !== 'undefined' ? (window as any) : {};
+	if (!g.__brycordBackStack) g.__brycordBackStack = [];
+	return g.__brycordBackStack;
+}
+
+export function pushBackHandler(fn: BackHandler): () => void {
+	const stack = getStack();
+	stack.push(fn);
+	return () => {
+		const s = getStack();
+		const i = s.lastIndexOf(fn);
+		if (i !== -1) s.splice(i, 1);
+	};
+}
+
+/** Returns true if a registered handler claimed the event. */
+export function triggerBack(): boolean {
+	const stack = getStack();
+	const top = stack[stack.length - 1];
+	if (!top) return false;
+	try {
+		top();
+	} catch (e) {
+		console.warn('[back] handler threw', e);
+	}
+	return true;
+}
+
+/**
+ * Register a close callback for the duration that `isOpen` is true.
+ * The callback is pushed on open and popped on close (or unmount).
+ */
+export function useBackHandler(isOpen: boolean, onBack: BackHandler) {
+	useEffect(() => {
+		if (!isOpen) return;
+		const pop = pushBackHandler(onBack);
+		return pop;
+	}, [isOpen, onBack]);
+}

packages/shared/src/hooks/useMobileSwipeNav.ts

@@ -0,0 +1,153 @@
+import { useEffect } from 'react';
+import { useLocation, useNavigate } from 'react-router-dom';
+
+/**
+ * Mobile horizontal-swipe navigation.
+ *
+ * - In *chat* mode (`/channels/:serverId/:channelId` or `/channels/@me/:dmId`),
+ *   a left→right swipe that starts inside the left edge zone navigates to
+ *   the channel list (the parent path).
+ * - In *nav* mode (`/channels/:serverId` or `/channels/@me`), a right→left
+ *   swipe that starts inside the right edge zone navigates to the *last*
+ *   channel the user had open inside this server / DM scope. If nothing is
+ *   remembered, the gesture is a no-op.
+ *
+ * Edge-zone activation (first/last 48px) keeps the gesture from fighting
+ * horizontal scroll inside the chat (code blocks, carousels) and prevents
+ * accidental swipes when the user is just tapping around.
+ */
+
+const EDGE_ZONE = 48;
+const MIN_DX = 70;
+const MAX_DY = 48;
+const STORAGE_KEY_PREFIX = 'brycord:lastChannel:';
+const MOBILE_QUERY = '(max-width: 768px)';
+
+function parseLocation(pathname: string) {
+	const segments = pathname.split('/').filter(Boolean);
+	if (segments[0] !== 'channels') {
+		return { scope: null as string | null, channelId: null as string | null };
+	}
+	const scope = segments[1] ?? null;
+	const channelId = segments[2] ?? null;
+	return { scope, channelId };
+}
+
+function rememberChannel(scope: string, channelId: string) {
+	try {
+		localStorage.setItem(`${STORAGE_KEY_PREFIX}${scope}`, channelId);
+	} catch {}
+}
+
+function recallChannel(scope: string): string | null {
+	try {
+		return localStorage.getItem(`${STORAGE_KEY_PREFIX}${scope}`);
+	} catch {
+		return null;
+	}
+}
+
+export function useMobileSwipeNav() {
+	const location = useLocation();
+	const navigate = useNavigate();
+
+	// Remember the active channel per scope so nav → chat swipes know
+	// where to go. Runs every path change.
+	useEffect(() => {
+		const { scope, channelId } = parseLocation(location.pathname);
+		if (scope && channelId) {
+			rememberChannel(scope, channelId);
+		}
+	}, [location.pathname]);
+
+	useEffect(() => {
+		if (typeof window === 'undefined') return;
+		if (!window.matchMedia(MOBILE_QUERY).matches) return;
+
+		let startX = 0;
+		let startY = 0;
+		let tracking = false;
+		let direction: 'back' | 'forward' | null = null;
+
+		const onTouchStart = (e: TouchEvent) => {
+			if (e.touches.length !== 1) return;
+			const touch = e.touches[0];
+			startX = touch.clientX;
+			startY = touch.clientY;
+			tracking = false;
+			direction = null;
+
+			const { scope, channelId } = parseLocation(location.pathname);
+			if (!scope) return;
+			const inChat = !!channelId;
+			const vw = window.innerWidth;
+
+			if (inChat && startX <= EDGE_ZONE) {
+				tracking = true;
+				direction = 'back';
+			} else if (!inChat && startX >= vw - EDGE_ZONE) {
+				const remembered = recallChannel(scope);
+				if (remembered) {
+					tracking = true;
+					direction = 'forward';
+				}
+			}
+		};
+
+		const onTouchMove = (e: TouchEvent) => {
+			if (!tracking) return;
+			const touch = e.touches[0];
+			const dx = touch.clientX - startX;
+			const dy = touch.clientY - startY;
+			if (Math.abs(dy) > MAX_DY) {
+				// Vertical scroll — abandon the swipe.
+				tracking = false;
+				direction = null;
+				return;
+			}
+			// Block the horizontal scroll parent from hijacking us while
+			// the gesture is in progress.
+			if (Math.abs(dx) > 8) {
+				try {
+					e.preventDefault();
+				} catch {}
+			}
+		};
+
+		const onTouchEnd = (e: TouchEvent) => {
+			if (!tracking) return;
+			tracking = false;
+			const touch = e.changedTouches[0];
+			if (!touch) return;
+			const dx = touch.clientX - startX;
+			const dy = touch.clientY - startY;
+			if (Math.abs(dy) > MAX_DY) return;
+
+			const { scope, channelId } = parseLocation(location.pathname);
+			if (!scope) return;
+
+			if (direction === 'back' && dx >= MIN_DX) {
+				// chat → nav: drop the channel segment.
+				navigate(`/channels/${scope}`);
+			} else if (direction === 'forward' && dx <= -MIN_DX && !channelId) {
+				const remembered = recallChannel(scope);
+				if (remembered) {
+					navigate(`/channels/${scope}/${remembered}`);
+				}
+			}
+			direction = null;
+		};
+
+		document.addEventListener('touchstart', onTouchStart, { passive: true });
+		document.addEventListener('touchmove', onTouchMove, { passive: false });
+		document.addEventListener('touchend', onTouchEnd, { passive: true });
+		document.addEventListener('touchcancel', onTouchEnd, { passive: true });
+
+		return () => {
+			document.removeEventListener('touchstart', onTouchStart);
+			document.removeEventListener('touchmove', onTouchMove);
+			document.removeEventListener('touchend', onTouchEnd);
+			document.removeEventListener('touchcancel', onTouchEnd);
+		};
+	}, [location.pathname, navigate]);
+}

packages/shared/src/platform/types.js

@@ -108,6 +108,7 @@
  * @property {boolean} hasSearch
  * @property {boolean} hasVoiceService
  * @property {boolean} hasSystemBars
+ * @property {boolean} [hasBackButton]
  */
 
 /**

packages/ui/src/BottomSheet.tsx

@@ -95,6 +95,22 @@ export function BottomSheet({
 		return () => document.removeEventListener('keydown', handleEscape);
 	}, [isOpen, handleEscape]);
 
+	// Register with the global Android back-button stack so the
+	// hardware back key closes the topmost open sheet. Non-dismissible
+	// sheets opt out. Shared LIFO stack is keyed on `window`.
+	useEffect(() => {
+		if (!isOpen || !dismissible) return;
+		if (typeof window === 'undefined') return;
+		const g = window as any;
+		if (!g.__brycordBackStack) g.__brycordBackStack = [];
+		const stack: Array<() => void> = g.__brycordBackStack;
+		stack.push(onClose);
+		return () => {
+			const i = stack.lastIndexOf(onClose);
+			if (i !== -1) stack.splice(i, 1);
+		};
+	}, [isOpen, dismissible, onClose]);
+
 	// Lock body scroll while the sheet is open — keeps the underlying page
 	// from scrolling behind the drawer on mobile.
 	useEffect(() => {

packages/ui/src/Modal.tsx

@@ -62,6 +62,23 @@ function ModalRoot({ isOpen, onClose, size = 'small', children, className, zInde
 		return () => document.removeEventListener('keydown', handleEscape);
 	}, [isOpen, handleEscape]);
 
+	// Register with the global back-handler stack so Android hardware
+	// back closes the topmost open modal (shared across packages via
+	// `window.__brycordBackStack`). No-op on environments without a
+	// window (SSR / tests).
+	useEffect(() => {
+		if (!isOpen) return;
+		if (typeof window === 'undefined') return;
+		const g = window as any;
+		if (!g.__brycordBackStack) g.__brycordBackStack = [];
+		const stack: Array<() => void> = g.__brycordBackStack;
+		stack.push(onClose);
+		return () => {
+			const i = stack.lastIndexOf(onClose);
+			if (i !== -1) stack.splice(i, 1);
+		};
+	}, [isOpen, onClose]);
+
 	return createPortal(
 		<AnimatePresence>
 			{isOpen && (