SurfSense/surfsense_web/components/tool-ui/audio.tsx

277 lines
8.1 KiB
TypeScript

"use client";
import {
DownloadIcon,
EllipsisVerticalIcon,
PauseIcon,
PlayIcon,
Volume2Icon,
VolumeXIcon,
} from "lucide-react";
import { useCallback, useEffect, useRef, useState } from "react";
import { Button } from "@/components/ui/button";
import {
DropdownMenu,
DropdownMenuContent,
DropdownMenuItem,
DropdownMenuTrigger,
} from "@/components/ui/dropdown-menu";
import { Slider } from "@/components/ui/slider";
import { cn } from "@/lib/utils";
interface AudioProps {
id: string;
assetId?: string;
src: string;
title: string;
durationMs?: number;
className?: string;
}
function formatTime(seconds: number): string {
if (!Number.isFinite(seconds) || seconds < 0) return "0:00";
const mins = Math.floor(seconds / 60);
const secs = Math.floor(seconds % 60);
return `${mins}:${secs.toString().padStart(2, "0")}`;
}
export function Audio({ id, src, title, durationMs, className }: AudioProps) {
const audioRef = useRef<HTMLAudioElement>(null);
const [isPlaying, setIsPlaying] = useState(false);
const [currentTime, setCurrentTime] = useState(0);
const [duration, setDuration] = useState(durationMs ? durationMs / 1000 : 0);
const [volume, setVolume] = useState(1);
const [isMuted, setIsMuted] = useState(false);
const [isLoading, setIsLoading] = useState(true);
const [error, setError] = useState<string | null>(null);
// Handle play/pause
const togglePlayPause = useCallback(() => {
const audio = audioRef.current;
if (!audio) return;
if (isPlaying) {
audio.pause();
} else {
audio.play().catch((err) => {
console.error("Error playing audio:", err);
setError("Failed to play audio");
});
}
}, [isPlaying]);
// Handle seek
const handleSeek = useCallback((value: number[]) => {
const audio = audioRef.current;
if (!audio || !Number.isFinite(value[0])) return;
audio.currentTime = value[0];
setCurrentTime(value[0]);
}, []);
// Handle volume change
const handleVolumeChange = useCallback((value: number[]) => {
const audio = audioRef.current;
if (!audio || !Number.isFinite(value[0])) return;
const newVolume = value[0];
audio.volume = newVolume;
setVolume(newVolume);
setIsMuted(newVolume === 0);
}, []);
// Toggle mute
const toggleMute = useCallback(() => {
const audio = audioRef.current;
if (!audio) return;
if (isMuted) {
audio.volume = volume || 1;
setIsMuted(false);
} else {
audio.volume = 0;
setIsMuted(true);
}
}, [isMuted, volume]);
// Handle download
const handleDownload = useCallback(async () => {
try {
const response = await fetch(src);
const blob = await response.blob();
const url = window.URL.createObjectURL(blob);
const a = document.createElement("a");
a.href = url;
a.download = `${title.replace(/[^a-zA-Z0-9]/g, "_")}.mp3`;
document.body.appendChild(a);
a.click();
document.body.removeChild(a);
window.URL.revokeObjectURL(url);
} catch (err) {
console.error("Error downloading audio:", err);
}
}, [src, title]);
// Set up audio event listeners
useEffect(() => {
const audio = audioRef.current;
if (!audio) return;
const handleLoadedMetadata = () => {
setDuration(audio.duration);
setIsLoading(false);
};
const handleTimeUpdate = () => {
setCurrentTime(audio.currentTime);
};
const handlePlay = () => setIsPlaying(true);
const handlePause = () => setIsPlaying(false);
const handleEnded = () => {
setIsPlaying(false);
setCurrentTime(0);
};
const handleError = () => {
setError("Failed to load audio");
setIsLoading(false);
};
const handleCanPlay = () => setIsLoading(false);
audio.addEventListener("loadedmetadata", handleLoadedMetadata);
audio.addEventListener("timeupdate", handleTimeUpdate);
audio.addEventListener("play", handlePlay);
audio.addEventListener("pause", handlePause);
audio.addEventListener("ended", handleEnded);
audio.addEventListener("error", handleError);
audio.addEventListener("canplay", handleCanPlay);
return () => {
audio.removeEventListener("loadedmetadata", handleLoadedMetadata);
audio.removeEventListener("timeupdate", handleTimeUpdate);
audio.removeEventListener("play", handlePlay);
audio.removeEventListener("pause", handlePause);
audio.removeEventListener("ended", handleEnded);
audio.removeEventListener("error", handleError);
audio.removeEventListener("canplay", handleCanPlay);
};
}, []);
if (error) {
return (
<div
className={cn(
"max-w-lg overflow-hidden rounded-2xl border bg-muted/30 select-none",
className
)}
>
<div className="px-5 pt-5 pb-4">
<p className="text-sm font-semibold text-destructive">Audio Error</p>
</div>
<div className="mx-5 h-px bg-border/50" />
<div className="px-5 py-4">
<p className="text-sm font-medium text-foreground truncate">{title}</p>
<p className="text-sm text-muted-foreground mt-1">{error}</p>
</div>
</div>
);
}
return (
<div
id={id}
className={cn(
"max-w-lg overflow-hidden rounded-2xl border bg-muted/30 select-none",
className
)}
>
<audio ref={audioRef} src={src} preload="metadata">
<track kind="captions" srcLang="en" label="English captions" default />
</audio>
<div className="flex items-start gap-2 px-5 pt-5 pb-4">
<p className="text-sm font-semibold text-foreground line-clamp-2 flex-1 min-w-0">{title}</p>
<DropdownMenu>
<DropdownMenuTrigger asChild>
<Button
variant="ghost"
size="icon"
className="size-7 shrink-0 -mt-0.5 -mr-2 text-muted-foreground"
>
<EllipsisVerticalIcon className="size-4" />
</Button>
</DropdownMenuTrigger>
<DropdownMenuContent align="end">
<DropdownMenuItem onClick={handleDownload}>
<DownloadIcon className="size-4" />
Download
</DropdownMenuItem>
</DropdownMenuContent>
</DropdownMenu>
</div>
<div className="mx-5 h-px bg-border/50" />
<div className="px-5 pt-3 pb-4 space-y-3">
<div className="space-y-0.5">
<Slider
value={[currentTime]}
max={duration || 100}
step={0.1}
onValueChange={handleSeek}
className="cursor-pointer [&_[role=slider]]:border-0 [&_[role=slider]]:!bg-muted-foreground [&_[role=slider]]:h-4 [&_[role=slider]]:w-4 [&>span>span:first-child]:bg-muted-foreground/60"
disabled={isLoading}
/>
<div className="flex justify-between text-muted-foreground text-[10px] sm:text-xs">
<span>{formatTime(currentTime)}</span>
<span>{formatTime(duration)}</span>
</div>
</div>
<div className="flex items-center gap-1.5 sm:gap-2">
<Button
variant="secondary"
size="icon"
onClick={togglePlayPause}
disabled={isLoading}
className="size-7 sm:size-8"
>
{isLoading ? (
<div className="size-3 sm:size-4 animate-spin rounded-full border-2 border-current border-t-transparent" />
) : isPlaying ? (
<PauseIcon className="size-3.5 sm:size-4" fill="currentColor" />
) : (
<PlayIcon className="size-3.5 sm:size-4" fill="currentColor" />
)}
</Button>
<div className="group/volume flex items-center gap-1 sm:gap-1.5">
<Button variant="ghost" size="icon" onClick={toggleMute} className="size-7 sm:size-8">
{isMuted ? (
<VolumeXIcon className="size-3.5 sm:size-4" />
) : (
<Volume2Icon className="size-3.5 sm:size-4" />
)}
</Button>
<div className="relative hidden h-6 w-16 items-center md:flex md:opacity-0 md:pointer-events-none md:group-hover/volume:opacity-100 md:group-hover/volume:pointer-events-auto md:transition-opacity md:duration-200">
<div className="relative h-1 w-full rounded-full bg-muted-foreground/20">
<div
className="absolute left-0 top-0 h-full rounded-full bg-muted-foreground/60 transition-all"
style={{ width: `${(isMuted ? 0 : volume) * 100}%` }}
/>
</div>
<input
type="range"
min={0}
max={1}
step={0.01}
value={isMuted ? 0 : volume}
onChange={(e) => handleVolumeChange([Number.parseFloat(e.target.value)])}
className="absolute inset-0 h-full w-full cursor-pointer opacity-0"
aria-label="Volume"
/>
</div>
</div>
</div>
</div>
</div>
);
}