Linting and remove duplicate code

js/mediaPlayer.js

@@ -1,51 +1,53 @@
-export const BrowserModMediaPlayerMixin = (C) => class extends C {
-
+export const BrowserModMediaPlayerMixin = (C) =>
+  class extends C {
     constructor() {
-        super();
-        this.player = new Audio();
+      super();
+      this.player = new Audio();
 
-        for (const event of ["play", "pause", "ended", "volumechange"]) {
-            this.player.addEventListener(event, () => this.player_update());
-        }
+      for (const event of ["play", "pause", "ended", "volumechange"]) {
+        this.player.addEventListener(event, () => this.player_update());
+      }
 
-        window.addEventListener("click", () => this.player.play(), {once: true});
+      window.addEventListener("click", () => this.player.play(), {
+        once: true,
+      });
     }
 
     player_update(ev) {
-        this.sendUpdate({player: {
-            volume: this.player.volume,
-            muted: this.player.muted,
-            src: this.player.src,
-            state: this.player_state,
-        }})
+      this.sendUpdate({
+        player: {
+          volume: this.player.volume,
+          muted: this.player.muted,
+          src: this.player.src,
+          state: this.player_state,
+        },
+      });
     }
 
     get player_state() {
-        if (!this.player.src) return "stopped";
-        if (this.player.ended) return "stopped";
-        if (this.player.paused) return "paused";
-        return "playing";
+      if (!this.player.src) return "stopped";
+      if (this.player.ended) return "stopped";
+      if (this.player.paused) return "paused";
+      return "playing";
     }
 
     player_play(src) {
-        if(src)
-            this.player.src = src;
-        this.player.play();
+      if (src) this.player.src = src;
+      this.player.play();
     }
     player_pause() {
-        this.player.pause();
+      this.player.pause();
     }
     player_stop() {
-        this.player.pause();
-        this.player.src = null;
+      this.player.pause();
+      this.player.src = null;
     }
     player_set_volume(level) {
-        if(level === undefined) return;
-        this.player.volume = level;
+      if (level === undefined) return;
+      this.player.volume = level;
     }
     player_mute(mute) {
-        if(mute === undefined)
-            mute = !this.player.muted;
-        this.player.muted = Boolean(mute);
+      if (mute === undefined) mute = !this.player.muted;
+      this.player.muted = Boolean(mute);
     }
-}
+  };