feat(mobx): migrate audio settings

src/assets/sounds/Audio.ts

@@ -1,29 +0,0 @@
-import call_join from "./call_join.mp3";
-import call_leave from "./call_leave.mp3";
-import message from "./message.mp3";
-import outbound from "./outbound.mp3";
-
-const SoundMap: { [key in Sounds]: string } = {
-    message,
-    outbound,
-    call_join,
-    call_leave,
-};
-
-export type Sounds = "message" | "outbound" | "call_join" | "call_leave";
-export const SOUNDS_ARRAY: Sounds[] = [
-    "message",
-    "outbound",
-    "call_join",
-    "call_leave",
-];
-
-export function playSound(sound: Sounds) {
-    const file = SoundMap[sound];
-    const el = new Audio(file);
-    try {
-        el.play();
-    } catch (err) {
-        console.error("Failed to play audio file", file, err);
-    }
-}

src/components/common/Emoji.tsx

@@ -1,9 +1,9 @@
-import { EmojiPacks } from "../../redux/reducers/settings";
+export type EmojiPack = "mutant" | "twemoji" | "noto" | "openmoji";
 
-let EMOJI_PACK = "mutant";
+let EMOJI_PACK: EmojiPack = "mutant";
 const REVISION = 3;
 
-export function setGlobalEmojiPack(pack: EmojiPacks) {
+export function setGlobalEmojiPack(pack: EmojiPack) {
     EMOJI_PACK = pack;
 }
 

src/components/common/messaging/MessageBox.tsx

@@ -21,10 +21,8 @@ import {
 } from "../../../lib/renderer/Singleton";
 
 import { useApplicationState } from "../../../mobx/State";
-import { dispatch, getState } from "../../../redux";
 import { Reply } from "../../../redux/reducers/queue";
 
-import { SoundContext } from "../../../context/Settings";
 import { useIntermediate } from "../../../context/intermediate/Intermediate";
 import {
     FileUploader,
@@ -123,7 +121,6 @@ export default observer(({ channel }: Props) => {
     });
     const [typing, setTyping] = useState<boolean | number>(false);
     const [replies, setReplies] = useState<Reply[]>([]);
-    const playSound = useContext(SoundContext);
     const { openScreen } = useIntermediate();
     const client = useContext(AppContext);
     const translate = useTranslation();
@@ -242,7 +239,7 @@ export default observer(({ channel }: Props) => {
                 }
             }
         } else {
-            playSound("outbound");
+            state.settings.sounds.playSound("outbound");
 
             state.queue.add(nonce, channel._id, {
                 _id: nonce,
@@ -351,7 +348,7 @@ export default observer(({ channel }: Props) => {
 
         setMessage();
         setReplies([]);
-        playSound("outbound");
+        state.settings.sounds.playSound("outbound");
 
         if (files.length > CAN_UPLOAD_AT_ONCE) {
             setUploadState({

src/components/settings/appearance/EmojiSelector.tsx

@@ -2,8 +2,7 @@ import styled from "styled-components";
 
 import { Text } from "preact-i18n";
 
-import { EmojiPack } from "../../../mobx/stores/Settings";
-
+import { EmojiPack } from "../../common/Emoji";
 import mutantSVG from "./mutant_emoji.svg";
 import notoSVG from "./noto_emoji.svg";
 import openmojiSVG from "./openmoji_emoji.svg";

src/context/Settings.tsx

@@ -1,61 +0,0 @@
-// This code is more or less redundant, but settings has so little state
-// updates that I can't be asked to pass everything through props each
-// time when I can just use the Context API.
-//
-// Replace references to SettingsContext with connectState in the future
-// if it does cause problems though.
-//
-// This now also supports Audio stuff.
-import defaultsDeep from "lodash.defaultsdeep";
-
-import { createContext } from "preact";
-import { useMemo } from "preact/hooks";
-
-import { connectState } from "../redux/connector";
-import {
-    DEFAULT_SOUNDS,
-    Settings,
-    SoundOptions,
-} from "../redux/reducers/settings";
-
-import { playSound, Sounds } from "../assets/sounds/Audio";
-import { Children } from "../types/Preact";
-
-export const SettingsContext = createContext<Settings>({});
-export const SoundContext = createContext<(sound: Sounds) => void>(null!);
-
-interface Props {
-    children?: Children;
-    settings: Settings;
-}
-
-function SettingsProvider({ settings, children }: Props) {
-    const play = useMemo(() => {
-        const enabled: SoundOptions = defaultsDeep(
-            settings.notification?.sounds ?? {},
-            DEFAULT_SOUNDS,
-        );
-        return (sound: Sounds) => {
-            if (enabled[sound]) {
-                playSound(sound);
-            }
-        };
-    }, [settings.notification]);
-
-    return (
-        <SettingsContext.Provider value={settings}>
-            <SoundContext.Provider value={play}>
-                {children}
-            </SoundContext.Provider>
-        </SettingsContext.Provider>
-    );
-}
-
-export default connectState<Omit<Props, "settings">>(
-    SettingsProvider,
-    (state) => {
-        return {
-            settings: state.settings,
-        };
-    },
-);

src/context/index.tsx

@@ -4,7 +4,6 @@ import State from "../redux/State";
 
 import { Children } from "../types/Preact";
 import Locale from "./Locale";
-import Settings from "./Settings";
 import Theme from "./Theme";
 import Intermediate from "./intermediate/Intermediate";
 import Client from "./revoltjs/RevoltClient";
@@ -17,13 +16,11 @@ export default function Context({ children }: { children: Children }) {
     return (
         <Router basename={import.meta.env.BASE_URL}>
             <State>
-                <Settings>
-                    <Locale>
-                        <Intermediate>
-                            <Client>{children}</Client>
-                        </Intermediate>
-                    </Locale>
-                </Settings>
+                <Locale>
+                    <Intermediate>
+                        <Client>{children}</Client>
+                    </Intermediate>
+                </Locale>
                 <Theme />
             </State>
         </Router>

src/context/revoltjs/Notifications.tsx

@@ -9,21 +9,9 @@ import { useCallback, useContext, useEffect } from "preact/hooks";
 import { useTranslation } from "../../lib/i18n";
 
 import { useApplicationState } from "../../mobx/State";
-import { connectState } from "../../redux/connector";
-import {
-    getNotificationState,
-    Notifications,
-    shouldNotify,
-} from "../../redux/reducers/notifications";
-import { NotificationOptions } from "../../redux/reducers/settings";
 
-import { SoundContext } from "../Settings";
 import { AppContext } from "./RevoltClient";
 
-interface Props {
-    options?: NotificationOptions;
-}
-
 const notifications: { [key: string]: Notification } = {};
 
 async function createNotification(
@@ -38,10 +26,11 @@ async function createNotification(
     }
 }
 
-function Notifier({ options }: Props) {
+function Notifier() {
     const translate = useTranslation();
-    const showNotification = options?.desktopEnabled ?? false;
-    const notifs = useApplicationState().notifications;
+    const state = useApplicationState();
+    const notifs = state.notifications;
+    const showNotification = state.settings.get("notifications:desktop");
 
     const client = useContext(AppContext);
     const { guild: guild_id, channel: channel_id } = useParams<{
@@ -49,14 +38,13 @@ function Notifier({ options }: Props) {
         channel: string;
     }>();
     const history = useHistory();
-    const playSound = useContext(SoundContext);
 
     const message = useCallback(
         async (msg: Message) => {
             if (msg.channel_id === channel_id && document.hasFocus()) return;
             if (!notifs.shouldNotify(msg)) return;
 
-            playSound("message");
+            state.settings.sounds.playSound("message");
             if (!showNotification) return;
 
             let title;
@@ -209,7 +197,7 @@ function Notifier({ options }: Props) {
             channel_id,
             client,
             notifs,
-            playSound,
+            state,
         ],
     );
 
@@ -257,7 +245,7 @@ function Notifier({ options }: Props) {
         };
     }, [
         client,
-        playSound,
+        state,
         guild_id,
         channel_id,
         showNotification,
@@ -285,27 +273,17 @@ function Notifier({ options }: Props) {
     return null;
 }
 
-const NotifierComponent = connectState(
-    Notifier,
-    (state) => {
-        return {
-            options: state.settings.notification,
-        };
-    },
-    true,
-);
-
 export default function NotificationsComponent() {
     return (
         <Switch>
             <Route path="/server/:server/channel/:channel">
-                <NotifierComponent />
+                <Notifier />
             </Route>
             <Route path="/channel/:channel">
-                <NotifierComponent />
+                <Notifier />
             </Route>
             <Route path="/">
-                <NotifierComponent />
+                <Notifier />
             </Route>
         </Switch>
     );

src/mobx/stores/Settings.ts

@@ -4,17 +4,13 @@ import { mapToRecord } from "../../lib/conversion";
 
 import { Fonts, MonospaceFonts, Overrides } from "../../context/Theme";
 
-import { Sounds } from "../../assets/sounds/Audio";
+import { EmojiPack } from "../../components/common/Emoji";
+
 import Persistent from "../interfaces/Persistent";
 import Store from "../interfaces/Store";
+import SAudio, { SoundOptions } from "./helpers/SAudio";
 import STheme from "./helpers/STheme";
 
-export type SoundOptions = {
-    [key in Sounds]?: boolean;
-};
-
-export type EmojiPack = "mutant" | "twemoji" | "noto" | "openmoji";
-
 interface ISettings {
     "notifications:desktop": boolean;
     "notifications:sounds": SoundOptions;
@@ -37,6 +33,7 @@ export default class Settings implements Store, Persistent<ISettings> {
     private data: ObservableMap<string, unknown>;
 
     theme: STheme;
+    sounds: SAudio;
 
     /**
      * Construct new Settings store.
@@ -46,6 +43,7 @@ export default class Settings implements Store, Persistent<ISettings> {
         makeAutoObservable(this);
 
         this.theme = new STheme(this);
+        this.sounds = new SAudio(this);
     }
 
     get id() {

src/mobx/stores/helpers/SAudio.ts

@@ -0,0 +1,107 @@
+import { makeAutoObservable, computed, action } from "mobx";
+
+import Settings from "../Settings";
+import call_join from "./call_join.mp3";
+import call_leave from "./call_leave.mp3";
+import message from "./message.mp3";
+import outbound from "./outbound.mp3";
+
+export type Sounds = "message" | "outbound" | "call_join" | "call_leave";
+
+export interface Sound {
+    enabled: boolean;
+    path: string;
+}
+
+export type SoundOptions = {
+    [key in Sounds]?: Partial<Sound>;
+};
+
+export const DefaultSoundPack: { [key in Sounds]: string } = {
+    message,
+    outbound,
+    call_join,
+    call_leave,
+};
+
+export const ALL_SOUNDS: Sounds[] = [
+    "message",
+    "outbound",
+    "call_join",
+    "call_leave",
+];
+export const DEFAULT_SOUNDS: Sounds[] = ["message", "call_join", "call_leave"];
+
+/**
+ * Helper class for reading and writing themes.
+ */
+export default class SAudio {
+    private settings: Settings;
+    private cache: Map<string, HTMLAudioElement>;
+
+    /**
+     * Construct a new sound helper.
+     * @param settings Settings parent class
+     */
+    constructor(settings: Settings) {
+        this.settings = settings;
+        makeAutoObservable(this);
+
+        this.cache = new Map();
+
+        // Asynchronously load Audio files into cache.
+        setTimeout(() => this.loadCache(), 0);
+    }
+
+    @action setEnabled(sound: Sounds, enabled: boolean) {
+        const obj = this.settings.get("notifications:sounds");
+        this.settings.set("notifications:sounds", {
+            ...obj,
+            [sound]: {
+                ...obj?.[sound],
+                enabled,
+            },
+        });
+    }
+
+    @computed getSound(sound: Sounds, options?: SoundOptions): Sound {
+        return {
+            path: DefaultSoundPack[sound],
+            enabled: DEFAULT_SOUNDS.includes(sound),
+            ...(options ?? this.settings.get("notifications:sounds"))?.[sound],
+        };
+    }
+
+    @computed getState(): ({ id: Sounds } & Sound)[] {
+        const options = this.settings.get("notifications:sounds");
+        return ALL_SOUNDS.map((id) => {
+            return { id, ...this.getSound(id, options) };
+        });
+    }
+
+    getAudio(path: string) {
+        if (this.cache.has(path)) {
+            return this.cache.get(path)!;
+        } else {
+            const el = new Audio(path);
+            this.cache.set(path, el);
+            return el;
+        }
+    }
+
+    loadCache() {
+        this.getState().map(({ path }) => this.getAudio(path));
+    }
+
+    playSound(sound: Sounds) {
+        const definition = this.getSound(sound);
+        if (definition.enabled) {
+            const audio = this.getAudio(definition.path);
+            try {
+                audio.play();
+            } catch (err) {
+                console.error("Hit error while playing", sound + ":", err);
+            }
+        }
+    }
+}

src/pages/settings/panes/Notifications.tsx

@@ -1,26 +1,19 @@
-import defaultsDeep from "lodash.defaultsdeep";
-
 import styles from "./Panes.module.scss";
 import { Text } from "preact-i18n";
 import { useContext, useEffect, useState } from "preact/hooks";
 
 import { urlBase64ToUint8Array } from "../../../lib/conversion";
 
+import { useApplicationState } from "../../../mobx/State";
 import { dispatch } from "../../../redux";
 import { connectState } from "../../../redux/connector";
-import {
-    DEFAULT_SOUNDS,
-    NotificationOptions,
-    SoundOptions,
-} from "../../../redux/reducers/settings";
+import { NotificationOptions } from "../../../redux/reducers/settings";
 
 import { useIntermediate } from "../../../context/intermediate/Intermediate";
 import { AppContext } from "../../../context/revoltjs/RevoltClient";
 
 import Checkbox from "../../../components/ui/Checkbox";
 
-import { SOUNDS_ARRAY } from "../../../assets/sounds/Audio";
-
 interface Props {
     options?: NotificationOptions;
 }
@@ -28,6 +21,7 @@ interface Props {
 export function Component({ options }: Props) {
     const client = useContext(AppContext);
     const { openScreen } = useIntermediate();
+    const sounds = useApplicationState().settings.sounds;
     const [pushEnabled, setPushEnabled] = useState<undefined | boolean>(
         undefined,
     );
@@ -42,10 +36,6 @@ export function Component({ options }: Props) {
             });
     }, []);
 
-    const enabledSounds: SoundOptions = defaultsDeep(
-        options?.sounds ?? {},
-        DEFAULT_SOUNDS,
-    );
     return (
         <div className={styles.notifications}>
             <h3>
@@ -125,24 +115,12 @@ export function Component({ options }: Props) {
             <h3>
                 <Text id="app.settings.pages.notifications.sounds" />
             </h3>
-            {SOUNDS_ARRAY.map((key) => (
+            {sounds.getState().map(({ id, enabled }) => (
                 <Checkbox
-                    key={key}
-                    checked={!!enabledSounds[key]}
-                    onChange={(enabled) =>
-                        dispatch({
-                            type: "SETTINGS_SET_NOTIFICATION_OPTIONS",
-                            options: {
-                                sounds: {
-                                    ...options?.sounds,
-                                    [key]: enabled,
-                                },
-                            },
-                        })
-                    }>
-                    <Text
-                        id={`app.settings.pages.notifications.sound.${key}`}
-                    />
+                    key={id}
+                    checked={enabled}
+                    onChange={(enabled) => sounds.setEnabled(id, enabled)}>
+                    <Text id={`app.settings.pages.notifications.sound.${id}`} />
                 </Checkbox>
             ))}
         </div>

src/redux/reducers/settings.ts

@@ -2,9 +2,10 @@ import type { Theme, ThemeOptions } from "../../context/Theme";
 
 import { setGlobalEmojiPack } from "../../components/common/Emoji";
 
-import type { Sounds } from "../../assets/sounds/Audio";
 import type { SyncUpdateAction } from "./sync";
 
+type Sounds = "message" | "outbound" | "call_join" | "call_leave";
+
 export type SoundOptions = {
     [key in Sounds]?: boolean;
 };

ui/ui.tsx

@@ -78,11 +78,10 @@ export function UI() {
 
 render(
     <>
-        <Theme>
-            <UIDemo>
-                <UI />
-            </UIDemo>
-        </Theme>
+        <UIDemo>
+            <UI />
+        </UIDemo>
+        <Theme />
     </>,
     document.getElementById("app")!,
 );

yarn.lock

@@ -3877,11 +3877,6 @@ serialize-javascript@^4.0.0:
   dependencies:
     randombytes "^2.1.0"
 
-shade-blend-color@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/shade-blend-color/-/shade-blend-color-1.0.0.tgz#cfa10d3673a22ba31d552a0e793b708bc24be0bc"
-  integrity sha512-Tnp/ppF5h3YhPCpeHiZJ2DRnvmo4luu9qpMhuksCT+QInIXJ9alA3Vd9klfEi+RY8Oh7MaK5vzH/qcLo892L1g==
-
 shallowequal@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/shallowequal/-/shallowequal-1.1.0.tgz#188d521de95b9087404fd4dcb68b13df0ae4e7f8"