packages/webapp/src/routes/pazismemod/index.tsx

@@ -1,15 +1,89 @@
 import { createFileRoute } from "@tanstack/react-router"
+import { useEffect, useRef } from "react"
 import "./index.css"
 import screen1 from "./screen1.png"
+import song from "./We Are Charlie Kirk.mp3"
 
 
 export const Route = createFileRoute("/pazismemod/")({
     component: RouteComponent,
 })
 
+const SONG_START_TIME = 46
+
 function RouteComponent() {
+    const audioRef = useRef<HTMLAudioElement>(null)
+
+    useEffect(() => {
+        const audio = audioRef.current
+
+        if (!audio) {
+            return
+        }
+
+        const syncStartTime = () => {
+            if (Number.isFinite(audio.duration) && audio.duration > SONG_START_TIME) {
+                audio.currentTime = SONG_START_TIME
+            }
+        }
+
+        const loopFromOffset = async () => {
+            syncStartTime()
+
+            try {
+                await audio.play()
+            }
+            catch {
+                // Ignore autoplay failures. Some embedded browsers require user interaction.
+            }
+        }
+
+        const tryAutoplay = async () => {
+            syncStartTime()
+
+            try {
+                await audio.play()
+            }
+            catch {
+                // Ignore autoplay failures. Some embedded browsers require user interaction.
+            }
+        }
+
+        const gameDetails = (
+            _servername: string,
+            _serverurl: string,
+            _mapname: string,
+            _maxplayers: string,
+            _steamid: string,
+            _gamemode: string,
+            volume: number | string,
+        ) => {
+            const parsedVolume = Number(volume)
+
+            if (Number.isFinite(parsedVolume)) {
+                audio.volume = Math.min(1, Math.max(0, parsedVolume))
+            }
+        }
+
+        audio.addEventListener("loadedmetadata", syncStartTime)
+        audio.addEventListener("ended", loopFromOffset)
+        void tryAutoplay()
+        ;(window as Window & { GameDetails?: typeof gameDetails }).GameDetails = gameDetails
+
+        return () => {
+            audio.removeEventListener("loadedmetadata", syncStartTime)
+            audio.removeEventListener("ended", loopFromOffset)
+
+            if ((window as Window & { GameDetails?: typeof gameDetails }).GameDetails === gameDetails) {
+                delete (window as Window & { GameDetails?: typeof gameDetails }).GameDetails
+            }
+        }
+    }, [])
+
     return (
         <div className="relative h-screen w-screen overflow-hidden bg-black">
+            <audio ref={audioRef} src={song} preload="auto" hidden />
+
             <img
                 src={screen1}
                 alt="Pazismemod screenshot"