feat(header): add chevron / unified sidebar collapse

src/components/navigation/LeftSidebar.tsx

@@ -1,3 +1,4 @@
+import { observer } from "mobx-react-lite";
 import { Route, Switch } from "react-router";
 
 import { useApplicationState } from "../../mobx/State";
@@ -8,7 +9,7 @@ import HomeSidebar from "./left/HomeSidebar";
 import ServerListSidebar from "./left/ServerListSidebar";
 import ServerSidebar from "./left/ServerSidebar";
 
-export default function LeftSidebar() {
+export default observer(() => {
     const layout = useApplicationState().layout;
     const isOpen = layout.getSectionState(SIDEBAR_CHANNELS, true);
 
@@ -35,4 +36,4 @@ export default function LeftSidebar() {
             </Switch>
         </SidebarBase>
     );
-}
+});

src/components/ui/Header.tsx

@@ -1,15 +1,25 @@
-import { Menu } from "@styled-icons/boxicons-regular";
+import {
+    ChevronLeft,
+    ChevronRight,
+    Menu,
+} from "@styled-icons/boxicons-regular";
+import { observer } from "mobx-react-lite";
 import styled, { css } from "styled-components";
 
 import { isTouchscreenDevice } from "../../lib/isTouchscreenDevice";
 
+import { useApplicationState } from "../../mobx/State";
+import { SIDEBAR_CHANNELS } from "../../mobx/stores/Layout";
+
+import { Children } from "../../types/Preact";
+
 interface Props {
     borders?: boolean;
     background?: boolean;
     placement: "primary" | "secondary";
 }
 
-export default styled.div<Props>`
+const Header = styled.div<Props>`
     gap: 10px;
     height: 48px;
     flex: 0 auto;
@@ -33,10 +43,6 @@ export default styled.div<Props>`
         color: var(--secondary-foreground);
     }
 
-    /*@media only screen and (max-width: 768px) {
-        padding: 0 12px;
-    }*/
-
     ${() =>
         isTouchscreenDevice &&
         css`
@@ -66,6 +72,60 @@ export default styled.div<Props>`
         `}
 `;
 
+export default Header;
+
+const IconContainer = styled.div`
+    display: flex;
+    align-items: center;
+    cursor: pointer;
+    color: var(--secondary-foreground);
+    margin-right: 5px;
+
+    > svg {
+        margin-right: -5px;
+    }
+
+    ${!isTouchscreenDevice &&
+    css`
+        &:hover {
+            color: var(--foreground);
+        }
+    `}
+`;
+
+interface PageHeaderProps {
+    noBurger?: boolean;
+    children: Children;
+    icon: Children;
+}
+
+export const PageHeader = observer(
+    ({ children, icon, noBurger }: PageHeaderProps) => {
+        const layout = useApplicationState().layout;
+
+        return (
+            <Header placement="primary">
+                {!noBurger && <HamburgerAction />}
+                <IconContainer
+                    onClick={() =>
+                        layout.toggleSectionState(SIDEBAR_CHANNELS, true)
+                    }>
+                    {!isTouchscreenDevice &&
+                        layout.getSectionState(SIDEBAR_CHANNELS, true) && (
+                            <ChevronLeft size={18} />
+                        )}
+                    {icon}
+                    {!isTouchscreenDevice &&
+                        !layout.getSectionState(SIDEBAR_CHANNELS, true) && (
+                            <ChevronRight size={18} />
+                        )}
+                </IconContainer>
+                {children}
+            </Header>
+        );
+    },
+);
+
 export function HamburgerAction() {
     if (!isTouchscreenDevice) return null;
 

src/mobx/stores/Layout.ts

@@ -177,6 +177,6 @@ export default class Layout implements Store, Persistent<Data> {
      * @param def Default state value
      */
     @action toggleSectionState(id: string, def?: boolean) {
-        this.setSectionState(id, !this.getSectionState(id, def));
+        this.setSectionState(id, !this.getSectionState(id, def), def);
     }
 }

src/pages/channels/ChannelHeader.tsx

@@ -1,4 +1,9 @@
-import { At, Hash } from "@styled-icons/boxicons-regular";
+import {
+    At,
+    ChevronLeft,
+    ChevronRight,
+    Hash,
+} from "@styled-icons/boxicons-regular";
 import { Notepad, Group } from "@styled-icons/boxicons-solid";
 import { observer } from "mobx-react-lite";
 import { Channel } from "revolt.js/dist/maps/Channels";
@@ -8,14 +13,17 @@ import styled, { css } from "styled-components";
 import { isTouchscreenDevice } from "../../lib/isTouchscreenDevice";
 
 import { useApplicationState } from "../../mobx/State";
-import { SIDEBAR_MEMBERS } from "../../mobx/stores/Layout";
+import { SIDEBAR_CHANNELS, SIDEBAR_MEMBERS } from "../../mobx/stores/Layout";
 
 import { useIntermediate } from "../../context/intermediate/Intermediate";
 import { getChannelName } from "../../context/revoltjs/util";
 
 import { useStatusColour } from "../../components/common/user/UserIcon";
 import UserStatus from "../../components/common/user/UserStatus";
-import Header, { HamburgerAction } from "../../components/ui/Header";
+import Header, {
+    HamburgerAction,
+    PageHeader,
+} from "../../components/ui/Header";
 
 import Markdown from "../../components/markdown/Markdown";
 import HeaderActions from "./actions/HeaderActions";
@@ -68,25 +76,6 @@ const Info = styled.div`
     }
 `;
 
-const IconConainer = styled.div`
-    display: flex;
-    align-items: center;
-    cursor: pointer;
-    color: var(--secondary-foreground);
-    margin-right: 5px;
-
-    > svg {
-        margin-right: -5px;
-    }
-
-    ${!isTouchscreenDevice &&
-    css`
-        &:hover {
-            color: var(--foreground);
-        }
-    `}
-`;
-
 export default observer(({ channel }: ChannelHeaderProps) => {
     const { openScreen } = useIntermediate();
     const layout = useApplicationState().layout;
@@ -110,15 +99,7 @@ export default observer(({ channel }: ChannelHeaderProps) => {
     }
 
     return (
-        <Header placement="primary">
-            <HamburgerAction />
-            <IconConainer
-                onClick={() =>
-                    layout.toggleSectionState(SIDEBAR_MEMBERS, true)
-                }>
-                {/*isTouchscreenDevice && <ChevronLeft size={18} /> FIXME: requires mobx merge */}
-                {icon}
-            </IconConainer>
+        <PageHeader icon={icon}>
             <Info>
                 <span className="name">{name}</span>
                 {isTouchscreenDevice &&
@@ -162,6 +143,6 @@ export default observer(({ channel }: ChannelHeaderProps) => {
                     )}
             </Info>
             <HeaderActions channel={channel} />
-        </Header>
+        </PageHeader>
     );
 });

src/pages/developer/Developer.tsx

@@ -7,7 +7,7 @@ import { TextReact } from "../../lib/i18n";
 
 import { AppContext } from "../../context/revoltjs/RevoltClient";
 
-import Header from "../../components/ui/Header";
+import Header, { PageHeader } from "../../components/ui/Header";
 
 export default function Developer() {
     // const voice = useContext(VoiceContext);
@@ -27,10 +27,7 @@ export default function Developer() {
 
     return (
         <div>
-            <Header placement="primary">
-                <Wrench size="24" />
-                Developer Tab
-            </Header>
+            <PageHeader icon={<Wrench size="24" />}>Developer Tab</PageHeader>
             <div style={{ padding: "16px" }}>
                 <PaintCounter always />
             </div>

src/pages/friends/Friends.tsx

@@ -16,7 +16,7 @@ import { useClient } from "../../context/revoltjs/RevoltClient";
 import CollapsibleSection from "../../components/common/CollapsibleSection";
 import Tooltip from "../../components/common/Tooltip";
 import UserIcon from "../../components/common/user/UserIcon";
-import Header from "../../components/ui/Header";
+import Header, { PageHeader } from "../../components/ui/Header";
 import IconButton from "../../components/ui/IconButton";
 
 import { Children } from "../../types/Preact";
@@ -72,8 +72,7 @@ export default observer(() => {
     const isEmpty = lists.reduce((p: number, n) => p + n.length, 0) === 0;
     return (
         <>
-            <Header placement="primary">
-                {!isTouchscreenDevice && <UserDetail size={24} />}
+            <PageHeader icon={<UserDetail size={24} />} noBurger>
                 <div className={styles.title}>
                     <Text id="app.navigation.tabs.friends" />
                 </div>
@@ -115,7 +114,7 @@ export default observer(() => {
                     </Tooltip>
                     */}
                 </div>
-            </Header>
+            </PageHeader>
             <div
                 className={styles.list}
                 data-empty={isEmpty}

src/pages/home/Home.tsx

@@ -17,30 +17,15 @@ import "./snow.scss";
 import { Text } from "preact-i18n";
 import { useContext, useMemo } from "preact/hooks";
 
-import { isTouchscreenDevice } from "../../lib/isTouchscreenDevice";
-
 import { useApplicationState } from "../../mobx/State";
-import { SIDEBAR_CHANNELS } from "../../mobx/stores/Layout";
 
 import { AppContext } from "../../context/revoltjs/RevoltClient";
 
 import wideSVG from "../../../public/assets/wide.svg";
 import Tooltip from "../../components/common/Tooltip";
-import Header from "../../components/ui/Header";
+import { PageHeader } from "../../components/ui/Header";
 import CategoryButton from "../../components/ui/fluent/CategoryButton";
 
-const IconConainer = styled.div`
-    cursor: pointer;
-    color: var(--secondary-foreground);
-
-    ${!isTouchscreenDevice &&
-    css`
-        &:hover {
-            color: var(--foreground);
-        }
-    `}
-`;
-
 const Overlay = styled.div`
     display: grid;
     height: 100%;
@@ -58,14 +43,6 @@ export default observer(() => {
     const client = useContext(AppContext);
     const state = useApplicationState();
 
-    const toggleChannelSidebar = () => {
-        if (isTouchscreenDevice) {
-            return;
-        }
-
-        state.layout.toggleSectionState(SIDEBAR_CHANNELS, true);
-    };
-
     const toggleSeasonalTheme = () =>
         state.settings.set(
             "appearance:seasonal",
@@ -107,12 +84,9 @@ export default observer(() => {
                     </div>
                 )}
                 <div className="content">
-                    <Header placement="primary">
-                        <IconConainer onClick={toggleChannelSidebar}>
-                            <HomeIcon size={24} />
-                        </IconConainer>
+                    <PageHeader icon={<HomeIcon size={24} />}>
                         <Text id="app.navigation.tabs.home" />
-                    </Header>
+                    </PageHeader>
                     <div className={styles.homeScreen}>
                         <h3>
                             <Text id="app.special.modals.onboarding.welcome" />