Move backdrop transparency method to component

src/components/appRouter.js

@@ -1,6 +1,6 @@
 import { appHost } from './apphost';
 import appSettings from '../scripts/settings/appSettings';
-import backdrop from './backdrop/backdrop';
+import backdrop, { setBackdropTransparency } from './backdrop/backdrop';
 import browser from '../scripts/browser';
 import { Events } from 'jellyfin-apiclient';
 import globalize from '../scripts/globalize';
@@ -252,30 +252,14 @@ class AppRouter {
         }
     }
 
+    /**
+     * Sets the backdrop, background, and document transparency
+     * @deprecated use Dashboard.setBackdropTransparency
+     */
     setTransparency(level) {
-        if (!this.backdropContainer) {
+        // TODO: Remove this after JMP is updated to not use this function
-            this.backdropContainer = document.querySelector('.backdropContainer');
+        console.warn('Deprecated! Use Dashboard.setBackdropTransparency');
-        }
+        setBackdropTransparency(level);
-        if (!this.backgroundContainer) {
-            this.backgroundContainer = document.querySelector('.backgroundContainer');
-        }
-
-        if (level === 'full' || level === 2) {
-            backdrop.clearBackdrop(true);
-            document.documentElement.classList.add('transparentDocument');
-            this.backgroundContainer.classList.add('backgroundContainer-transparent');
-            this.backdropContainer.classList.add('hide');
-        } else if (level === 'backdrop' || level === 1) {
-            backdrop.externalBackdrop(true);
-            document.documentElement.classList.add('transparentDocument');
-            this.backgroundContainer.classList.add('backgroundContainer-transparent');
-            this.backdropContainer.classList.add('hide');
-        } else {
-            backdrop.externalBackdrop(false);
-            document.documentElement.classList.remove('transparentDocument');
-            this.backgroundContainer.classList.remove('backgroundContainer-transparent');
-            this.backdropContainer.classList.remove('hide');
-        }
     }
 
     getRoutes() {

src/components/backdrop/backdrop.js

@@ -315,6 +315,41 @@ import ServerConnections from '../ServerConnections';
 
 /* eslint-enable indent */
 
+/**
+ * @enum TransparencyLevel
+ */
+export const TRANSPARENCY_LEVEL = {
+    Full: 'full',
+    Backdrop: 'backdrop',
+    None: 'none'
+};
+
+/**
+ * Sets the backdrop, background, and document transparency
+ * @param {TransparencyLevel} level The level of transparency
+ */
+export function setBackdropTransparency(level) {
+    const backdropElem = getBackdropContainer();
+    const backgroundElem = getBackgroundContainer();
+
+    if (level === TRANSPARENCY_LEVEL.Full || level === 2) {
+        clearBackdrop(true);
+        document.documentElement.classList.add('transparentDocument');
+        backgroundElem.classList.add('backgroundContainer-transparent');
+        backdropElem.classList.add('hide');
+    } else if (level === TRANSPARENCY_LEVEL.Backdrop || level === 1) {
+        externalBackdrop(true);
+        document.documentElement.classList.add('transparentDocument');
+        backgroundElem.classList.add('backgroundContainer-transparent');
+        backdropElem.classList.add('hide');
+    } else {
+        externalBackdrop(false);
+        document.documentElement.classList.remove('transparentDocument');
+        backgroundElem.classList.remove('backgroundContainer-transparent');
+        backdropElem.classList.remove('hide');
+    }
+}
+
 export default {
     setBackdrops: setBackdrops,
     setBackdrop: setBackdrop,

src/controllers/playback/video/index.js

@@ -24,6 +24,7 @@ import shell from '../../../scripts/shell';
 import SubtitleSync from '../../../components/subtitlesync/subtitlesync';
 import { appRouter } from '../../../components/appRouter';
 import LibraryMenu from '../../../scripts/libraryMenu';
+import { setBackdropTransparency, TRANSPARENCY_LEVEL } from '../../../components/backdrop/backdrop';
 
 /* eslint-disable indent */
 
@@ -1323,7 +1324,7 @@ import LibraryMenu from '../../../scripts/libraryMenu';
 
         view.addEventListener('viewbeforeshow', function () {
             headerElement.classList.add('osdHeader');
-            appRouter.setTransparency('full');
+            setBackdropTransparency(TRANSPARENCY_LEVEL.Full);
         });
         view.addEventListener('viewshow', function () {
             try {

src/plugins/htmlVideoPlayer/plugin.js

@@ -30,6 +30,7 @@ import globalize from '../../scripts/globalize';
 import ServerConnections from '../../components/ServerConnections';
 import profileBuilder from '../../scripts/browserDeviceProfile';
 import { getIncludeCorsCredentials } from '../../scripts/settings/webSettings';
+import { setBackdropTransparency, TRANSPARENCY_LEVEL } from '../../components/backdrop/backdrop';
 
 /* eslint-disable indent */
 
@@ -691,7 +692,7 @@ function tryRemoveElement(elem) {
             destroyHlsPlayer(this);
             destroyFlvPlayer(this);
 
-            appRouter.setTransparency('none');
+            setBackdropTransparency(TRANSPARENCY_LEVEL.None);
             document.body.classList.remove('hide-scroll');
 
             const videoElement = this.#mediaElement;
@@ -838,7 +839,7 @@ function tryRemoveElement(elem) {
                 if (this._currentPlayOptions.fullscreen) {
                     appRouter.showVideoOsd().then(this.onNavigatedToOsd);
                 } else {
-                    appRouter.setTransparency('backdrop');
+                    setBackdropTransparency(TRANSPARENCY_LEVEL.Backdrop);
                     this.#videoDialog.classList.remove('videoPlayerContainer-onTop');
 
                     this.onStartedAndNavigatedToOsd();

src/plugins/youtubePlayer/plugin.js

@@ -2,6 +2,7 @@ import { Events } from 'jellyfin-apiclient';
 import browser from '../../scripts/browser';
 import { appRouter } from '../../components/appRouter';
 import loading from '../../components/loading/loading';
+import { setBackdropTransparency, TRANSPARENCY_LEVEL } from '../../components/backdrop/backdrop';
 
 /* globals YT */
 
@@ -127,7 +128,7 @@ function onPlaying(instance, playOptions, resolve) {
                 instance.videoDialog.classList.remove('onTop');
             });
         } else {
-            appRouter.setTransparency('backdrop');
+            setBackdropTransparency(TRANSPARENCY_LEVEL.Backdrop);
             instance.videoDialog.classList.remove('onTop');
         }
 
@@ -227,7 +228,7 @@ class YoutubePlayer {
         return Promise.resolve();
     }
     destroy() {
-        appRouter.setTransparency('none');
+        setBackdropTransparency(TRANSPARENCY_LEVEL.None);
         document.body.classList.remove('hide-scroll');
 
         const dlg = this.videoDialog;

src/utils/dashboard.js

@@ -7,6 +7,7 @@ import baseConfirm from '../components/confirm/confirm';
 import globalize from '../scripts/globalize';
 import * as webSettings from '../scripts/settings/webSettings';
 import datetime from '../scripts/datetime';
+import { setBackdropTransparency } from '../components/backdrop/backdrop';
 import DirectoryBrowser from '../components/directorybrowser/directorybrowser';
 import dialogHelper from '../components/dialogHelper/dialogHelper';
 import itemIdentifier from '../components/itemidentifier/itemidentifier';
@@ -234,7 +235,8 @@ const Dashboard = {
     datetime,
     DirectoryBrowser,
     dialogHelper,
-    itemIdentifier
+    itemIdentifier,
+    setBackdropTransparency
 };
 
 // This is used in plugins and templates, so keep it defined for now.