From ed9bf9dce45efd1378d4e6710f0e121e8f96ef09 Mon Sep 17 00:00:00 2001
From: Nicolas Mowen <nickmowen213@gmail.com>
Date: Wed, 13 Mar 2024 15:47:55 -0600
Subject: [PATCH] Mute video by default and allow control of volume

---
 web/src/components/player/HlsVideoPlayer.tsx | 67 +++++++++++++++++++-
 web/src/components/ui/slider-volume.tsx      | 26 ++++++++
 2 files changed, 91 insertions(+), 2 deletions(-)
 create mode 100644 web/src/components/ui/slider-volume.tsx

diff --git a/web/src/components/player/HlsVideoPlayer.tsx b/web/src/components/player/HlsVideoPlayer.tsx
index cbf5e2b5d..97c8d3f5b 100644
--- a/web/src/components/player/HlsVideoPlayer.tsx
+++ b/web/src/components/player/HlsVideoPlayer.tsx
@@ -17,8 +17,16 @@ import {
   DropdownMenuRadioItem,
   DropdownMenuTrigger,
 } from "../ui/dropdown-menu";
-import { MdForward10, MdReplay10 } from "react-icons/md";
+import {
+  MdForward10,
+  MdReplay10,
+  MdVolumeDown,
+  MdVolumeMute,
+  MdVolumeOff,
+  MdVolumeUp,
+} from "react-icons/md";
 import useKeyboardListener from "@/hooks/use-keyboard-listener";
+import { Slider } from "../ui/slider-volume";
 
 const HLS_MIME_TYPE = "application/vnd.apple.mpegurl" as const;
 const unsupportedErrorCodes = [
@@ -86,6 +94,7 @@ export default function HlsVideoPlayer({
   // controls
 
   const [isPlaying, setIsPlaying] = useState(true);
+  const [volume, setVolume] = useState(0.0);
   const [mobileCtrlTimeout, setMobileCtrlTimeout] = useState<NodeJS.Timeout>();
   const [controls, setControls] = useState(isMobile);
   const [controlsOpen, setControlsOpen] = useState(false);
@@ -117,7 +126,11 @@ export default function HlsVideoPlayer({
           break;
         case "m":
           if (down && !repeat && videoRef.current) {
-            videoRef.current.muted = !videoRef.current.muted;
+            if (videoRef.current.muted) {
+              videoRef.current.volume = 1;
+            } else {
+              videoRef.current.volume = 0;
+            }
           }
           break;
         case " ":
@@ -166,6 +179,8 @@ export default function HlsVideoPlayer({
         autoPlay
         controls={false}
         playsInline
+        muted={volume == 0.0}
+        onVolumeChange={() => setVolume(videoRef.current?.volume ?? 0.0)}
         onPlay={() => {
           setIsPlaying(true);
 
@@ -202,6 +217,7 @@ export default function HlsVideoPlayer({
       <VideoControls
         video={videoRef.current}
         isPlaying={isPlaying}
+        volume={volume}
         show={controls}
         controlsOpen={controlsOpen}
         setControlsOpen={setControlsOpen}
@@ -214,6 +230,7 @@ export default function HlsVideoPlayer({
 type VideoControlsProps = {
   video: HTMLVideoElement | null;
   isPlaying: boolean;
+  volume: number;
   show: boolean;
   controlsOpen: boolean;
   setControlsOpen: (open: boolean) => void;
@@ -221,6 +238,7 @@ type VideoControlsProps = {
 function VideoControls({
   video,
   isPlaying,
+  volume,
   show,
   controlsOpen,
   setControlsOpen,
@@ -280,6 +298,21 @@ function VideoControls({
     [isPlaying, video],
   );
 
+  // volume control
+
+  const [showVolume, setShowVolume] = useState(false);
+  const VolumeIcon = useMemo(() => {
+    if (volume == 0) {
+      return MdVolumeOff;
+    } else if (volume <= 0.33) {
+      return MdVolumeMute;
+    } else if (volume <= 0.67) {
+      return MdVolumeDown;
+    } else {
+      return MdVolumeUp;
+    }
+  }, [volume]);
+
   if (!video || !show) {
     return;
   }
@@ -288,6 +321,36 @@ function VideoControls({
     <div
       className={`absolute bottom-5 left-1/2 -translate-x-1/2 px-4 py-2 flex justify-between items-center gap-8 text-white z-50 bg-black bg-opacity-60 rounded-lg`}
     >
+      <div
+        className="flex justify-normal items-center gap-2"
+        onMouseOver={isDesktop ? () => setShowVolume(true) : undefined}
+        onMouseOut={isDesktop ? () => setShowVolume(false) : undefined}
+        onClick={(e) => {
+          e.stopPropagation();
+
+          if (isDesktop) {
+            if (video.muted) {
+              video.volume = 1;
+            } else {
+              video.volume = 0;
+            }
+          } else {
+            setShowVolume(!showVolume);
+          }
+        }}
+      >
+        <VolumeIcon className="size-5" />
+        {showVolume && (
+          <Slider
+            className="w-20"
+            value={[volume]}
+            min={0}
+            max={1}
+            step={0.05}
+            onValueChange={(value) => (video.volume = value[0])}
+          />
+        )}
+      </div>
       <MdReplay10 className="size-5 cursor-pointer" onClick={onReplay} />
       <div className="cursor-pointer" onClick={onTogglePlay}>
         {isPlaying ? (
diff --git a/web/src/components/ui/slider-volume.tsx b/web/src/components/ui/slider-volume.tsx
new file mode 100644
index 000000000..1493488a3
--- /dev/null
+++ b/web/src/components/ui/slider-volume.tsx
@@ -0,0 +1,26 @@
+import * as React from "react";
+import * as SliderPrimitive from "@radix-ui/react-slider";
+
+import { cn } from "@/lib/utils";
+
+const Slider = React.forwardRef<
+  React.ElementRef<typeof SliderPrimitive.Root>,
+  React.ComponentPropsWithoutRef<typeof SliderPrimitive.Root>
+>(({ className, ...props }, ref) => (
+  <SliderPrimitive.Root
+    ref={ref}
+    className={cn(
+      "relative flex w-full touch-none select-none items-center",
+      className,
+    )}
+    {...props}
+  >
+    <SliderPrimitive.Track className="relative h-1 w-full grow overflow-hidden rounded-full bg-muted">
+      <SliderPrimitive.Range className="absolute h-full bg-white" />
+    </SliderPrimitive.Track>
+    <SliderPrimitive.Thumb className="block h-3 w-3 rounded-full bg-white ring-white focus:ring-white disabled:pointer-events-none disabled:opacity-50" />
+  </SliderPrimitive.Root>
+));
+Slider.displayName = SliderPrimitive.Root.displayName;
+
+export { Slider };