Add shortcuts to control stream's volume

src/modules/controller-shortcut.ts

@@ -7,6 +7,8 @@ import { MkbHandler } from "./mkb/mkb-handler";
 import { StreamStats } from "./stream/stream-stats";
 import { MicrophoneShortcut } from "./shortcuts/shortcut-microphone";
 import { StreamUiShortcut } from "./shortcuts/shortcut-stream-ui";
+import { PrefKey, getPref } from "@utils/preferences";
+import { SoundShortcut } from "./shortcuts/shortcut-sound";
 
 enum ShortcutAction {
     STREAM_SCREENSHOT_CAPTURE = 'stream-screenshot-capture',
@@ -92,6 +94,14 @@ export class ControllerShortcut {
             case ShortcutAction.STREAM_MENU_TOGGLE:
                 StreamUiShortcut.showHideStreamMenu();
                 break;
+
+            case ShortcutAction.STREAM_VOLUME_INC:
+                SoundShortcut.increaseGainNodeVolume(10);
+                break;
+
+            case ShortcutAction.STREAM_VOLUME_DEC:
+                SoundShortcut.decreaseGainNodeVolume(10);
+                break;
         }
     }
 
@@ -232,8 +242,8 @@ export class ControllerShortcut {
                 [ShortcutAction.STREAM_MICROPHONE_TOGGLE]: [t('stream'), t('microphone'), t('toggle')],
                 [ShortcutAction.STREAM_MENU_TOGGLE]: [t('stream'), t('menu'), t('show')],
                 // [ShortcutAction.STREAM_SOUND_TOGGLE]: [t('stream'), t('sound'), t('toggle')],
-                // [ShortcutAction.STREAM_VOLUME_INC]: getPref(PrefKey.AUDIO_ENABLE_VOLUME_CONTROL) && [t('stream'), t('volume'), t('increase')],
-                // [ShortcutAction.STREAM_VOLUME_DEC]: getPref(PrefKey.AUDIO_ENABLE_VOLUME_CONTROL) && [t('stream'), t('volume'), t('decrease')],
+                [ShortcutAction.STREAM_VOLUME_INC]: getPref(PrefKey.AUDIO_ENABLE_VOLUME_CONTROL) && [t('stream'), t('volume'), t('increase')],
+                [ShortcutAction.STREAM_VOLUME_DEC]: getPref(PrefKey.AUDIO_ENABLE_VOLUME_CONTROL) && [t('stream'), t('volume'), t('decrease')],
             }
         };
 

src/modules/shortcuts/shortcut-sound.ts

@@ -0,0 +1,53 @@
+import { t } from "@utils/translation";
+import { STATES } from "@utils/global";
+import { PrefKey, getPref, setPref } from "@utils/preferences";
+import { Toast } from "@utils/toast";
+import { BxEvent } from "@/utils/bx-event";
+import { ceilToNearest, floorToNearest } from "@/utils/utils";
+
+export class SoundShortcut {
+    static increaseGainNodeVolume(amount: number) {
+        SoundShortcut.#adjustGainNodeVolume(amount);
+    }
+
+    static decreaseGainNodeVolume(amount: number) {
+        SoundShortcut.#adjustGainNodeVolume(-1 * Math.abs(amount));
+    }
+
+    static #adjustGainNodeVolume(amount: number): number {
+        if (!getPref(PrefKey.AUDIO_ENABLE_VOLUME_CONTROL)) {
+            return 0;
+        }
+
+        const currentValue = getPref(PrefKey.AUDIO_VOLUME);
+        let nearestValue: number;
+
+        if (amount > 0) {  // Increase
+            nearestValue = ceilToNearest(currentValue, amount);
+        } else {  // Decrease
+            nearestValue = floorToNearest(currentValue, -1 * amount);
+        }
+
+        let newValue: number;
+        if (currentValue !== nearestValue) {
+            newValue = nearestValue;
+        } else {
+            newValue = currentValue + amount;
+        }
+
+        newValue = setPref(PrefKey.AUDIO_VOLUME, newValue);
+        SoundShortcut.setGainNodeVolume(newValue);
+
+        // Show toast
+        Toast.show(`${t('stream')} ❯ ${t('volume')}`, newValue + '%', {instant: true});
+        BxEvent.dispatch(window, BxEvent.GAINNODE_VOLUME_CHANGED, {
+                volume: newValue,
+            });
+
+        return newValue;
+    }
+
+    static setGainNodeVolume(value: number) {
+        STATES.currentStream.audioGainNode && (STATES.currentStream.audioGainNode.gain.value = value / 100);
+    }
+}

src/modules/ui/ui.ts

@@ -11,6 +11,7 @@ import { t } from "@utils/translation";
 import { VibrationManager } from "@modules/vibration-manager";
 import { Screenshot } from "@/utils/screenshot";
 import { ControllerShortcut } from "../controller-shortcut";
+import { SoundShortcut } from "../shortcuts/shortcut-sound";
 
 
 export function localRedirect(path: string) {
@@ -97,11 +98,20 @@ function setupQuickSettingsBar() {
                             pref: PrefKey.AUDIO_VOLUME,
                             label: t('volume'),
                             onChange: (e: any, value: number) => {
-                                STATES.currentStream.audioGainNode && (STATES.currentStream.audioGainNode.gain.value = value / 100);
+                                SoundShortcut.setGainNodeVolume(value);
                             },
                             params: {
                                 disabled: !getPref(PrefKey.AUDIO_ENABLE_VOLUME_CONTROL),
                             },
+                            onMounted: ($elm: HTMLElement) => {
+                                const $range = $elm.querySelector('input[type=range') as HTMLInputElement;
+                                window.addEventListener(BxEvent.GAINNODE_VOLUME_CHANGED, e => {
+                                    $range.value = (e as any).volume;
+                                    BxEvent.dispatch($range, 'input', {
+                                            ignoreOnChange: true,
+                                        });
+                                });
+                            },
                         },
                     ],
                 },

src/utils/bx-event.ts

@@ -36,6 +36,7 @@ export enum BxEvent {
     MICROPHONE_STATE_CHANGED = 'bx-microphone-state-changed',
 
     CAPTURE_SCREENSHOT = 'bx-capture-screenshot',
+    GAINNODE_VOLUME_CHANGED = 'bx-gainnode-volume-changed',
 }
 
 export enum XcloudEvent {

src/utils/preferences.ts

@@ -753,11 +753,13 @@ export class Preferences {
         return this.#prefs[key];
     }
 
-    set(key: PrefKey, value: any) {
+    set(key: PrefKey, value: any): any {
         value = this.#validateValue(key, value);
 
         this.#prefs[key] = value;
         this.#updateStorage();
+
+        return value;
     }
 
     #updateStorage() {

src/utils/settings.ts

@@ -183,7 +183,7 @@ export class SettingElement {
             $range.addEventListener('input', e => {
                 value = parseInt((e.target as HTMLInputElement).value);
                 $text.textContent = renderTextValue(value);
-                onChange && onChange(e, value);
+                !(e as any).ignoreOnChange && onChange && onChange(e, value);
             });
             $wrapper.appendChild($range);
 

src/utils/toast.ts

@@ -15,7 +15,7 @@ export class Toast {
     static #timeout?: number | null;
     static #DURATION = 3000;
 
-    static show(msg: string, status?: string, options: Partial<ToastOptions>={}) {
+    static show(msg: string, status?: string, options: Partial<ToastOptions> = {}) {
         options = options || {};
 
         const args = Array.from(arguments) as [string, string, ToastOptions];
@@ -43,7 +43,7 @@ export class Toast {
         // Get values from item
         const [msg, status, options] = Toast.#stack.shift()!;
 
-        if (options.html) {
+        if (options && options.html) {
             Toast.#$msg.innerHTML = msg;
         } else {
             Toast.#$msg.textContent = msg;

src/utils/utils.ts

@@ -77,3 +77,16 @@ export function renderString(str: string, obj: any){
         return match;
     });
 }
+
+
+export function ceilToNearest(value: number, interval: number): number {
+    return Math.ceil(value / interval) * interval;
+}
+
+export function floorToNearest(value: number, interval: number): number {
+    return Math.floor(value / interval) * interval;
+}
+
+export function roundToNearest(value: number, interval: number): number {
+    return Math.round(value / interval) * interval;
+}