6.0

src/modules/shortcuts/sound-shortcut.ts

@@ -0,0 +1,92 @@
+import { t } from "@utils/translation";
+import { STATES } from "@utils/global";
+import { Toast } from "@utils/toast";
+import { ceilToNearest, floorToNearest } from "@/utils/utils";
+import { PrefKey } from "@/enums/pref-keys";
+import { getPref, setPref } from "@/utils/settings-storages/global-settings-storage";
+import { BxEvent } from "@/utils/bx-event";
+
+export enum SpeakerState {
+    ENABLED,
+    MUTED,
+}
+
+export class SoundShortcut {
+    static adjustGainNodeVolume(amount: number): number {
+        if (!getPref(PrefKey.AUDIO_VOLUME_CONTROL_ENABLED)) {
+            return 0;
+        }
+
+        const currentValue = getPref<AudioVolume>(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, true);
+        SoundShortcut.setGainNodeVolume(newValue);
+
+        // Show toast
+        Toast.show(`${t('stream')} ❯ ${t('volume')}`, newValue + '%', {instant: true});
+
+        return newValue;
+    }
+
+    static setGainNodeVolume(value: number) {
+        STATES.currentStream.audioGainNode && (STATES.currentStream.audioGainNode.gain.value = value / 100);
+    }
+
+    static muteUnmute() {
+        if (getPref(PrefKey.AUDIO_VOLUME_CONTROL_ENABLED) && STATES.currentStream.audioGainNode) {
+            const gainValue = STATES.currentStream.audioGainNode.gain.value;
+            const settingValue = getPref<AudioVolume>(PrefKey.AUDIO_VOLUME);
+
+            let targetValue: number;
+            if (settingValue === 0) {  // settingValue is 0 => set to 100
+                targetValue = 100;
+                setPref(PrefKey.AUDIO_VOLUME, targetValue, true);
+            } else if (gainValue === 0) {  // is being muted => set to settingValue
+                targetValue = settingValue;
+            } else {  // not being muted => mute
+                targetValue = 0;
+            }
+
+            let status: string;
+            if (targetValue === 0) {
+                status = t('muted');
+            } else {
+                status = targetValue + '%';
+            }
+
+            SoundShortcut.setGainNodeVolume(targetValue);
+            Toast.show(`${t('stream')} ❯ ${t('volume')}`, status, {instant: true});
+
+            BxEvent.dispatch(window, BxEvent.SPEAKER_STATE_CHANGED, {
+                speakerState: targetValue === 0 ? SpeakerState.MUTED : SpeakerState.ENABLED,
+            });
+            return;
+        }
+
+        const $media = document.querySelector<HTMLAudioElement>('div[data-testid=media-container] audio') ?? document.querySelector<HTMLAudioElement>('div[data-testid=media-container] video');
+        if ($media) {
+            $media.muted = !$media.muted;
+
+            const status = $media.muted ? t('muted') : t('unmuted');
+            Toast.show(`${t('stream')} ❯ ${t('volume')}`, status, {instant: true});
+
+            BxEvent.dispatch(window, BxEvent.SPEAKER_STATE_CHANGED, {
+                speakerState: $media.muted ? SpeakerState.MUTED : SpeakerState.ENABLED,
+            })
+        }
+    }
+}