"use client";

import { useId, useRef, useState } from "react";
import { motion, useAnimationFrame, useMotionValue, useReducedMotion } from "motion/react";

type VinylSleeveProps = {
  title: string;
  artist?: string;
  /** Sleeve art: paper, middle arc, front arc. The disc label takes the middle one. */
  colors?: [string, string, string];
  /** Catalogue number printed on the sleeve. */
  catalogue?: string;
  /** Text on the round shop sticker. Leave out for none. */
  price?: string;
  /** Spin speed in turns a minute. */
  rpm?: number;
  onToggle?: (playing: boolean) => void;
  className?: string;
};

/* VinylSleeve: a worn record sleeve with the disc just showing. Hover slides the record out, press sets the arm down and it spins, then slows to a stop. */
export function VinylSleeve({
  title,
  artist = "",
  colors = ["#e9dcc0", "#d6532c", "#22333b"],
  catalogue,
  price,
  rpm = 33,
  onToggle,
  className = "",
}: VinylSleeveProps) {
  const reduce = useReducedMotion();
  const [over, setOver] = useState(false);
  const [playing, setPlaying] = useState(false);
  const spin = useMotionValue(0);
  const speed = useRef(0);
  const ring = useId();
  const out = over || playing;
  const [paper, mid, front] = colors;
  const slide = reduce ? { duration: 0 } : { type: "spring" as const, stiffness: 120, damping: 17 };

  useAnimationFrame((_, dt) => {
    if (reduce) return;
    const goal = playing ? rpm * 6 : 0;
    if (!goal && speed.current < 0.5) return;
    speed.current += (goal - speed.current) * Math.min(1, dt * (playing ? 0.004 : 0.0016));
    spin.set((spin.get() + (speed.current * dt) / 1000) % 360);
  });

  function toggle() {
    onToggle?.(!playing);
    setPlaying(!playing);
  }

  return (
    <div className={`@container w-full max-w-[560px] ${className}`}>
      <button
        type="button"
        aria-pressed={playing}
        aria-label={`Play ${title}${artist ? ` by ${artist}` : ""}`}
        onClick={toggle}
        onPointerEnter={(e) => e.pointerType === "mouse" && setOver(true)}
        onPointerLeave={() => setOver(false)}
        onFocus={(e) => e.currentTarget.matches(":focus-visible") && setOver(true)}
        onBlur={() => setOver(false)}
        className="relative block aspect-[1.6/1] w-full select-none text-left text-[1.875cqw] leading-none"
      >
        <motion.span aria-hidden className="absolute inset-0 block" initial={false} animate={{ x: out ? 0 : "8.6em" }} transition={slide}>
          <motion.span className="absolute left-[1.2em] top-[1.2em] block size-[30.9em]" initial={false} animate={{ x: out ? "16.5em" : "5.4em" }} transition={slide}>
            <motion.span className="absolute inset-0 block rounded-full bg-[#121212] shadow-[0_0.5em_1.2em_rgba(0,0,0,0.5),inset_0_0_0_0.1em_#3a3a3a]" style={{ rotate: spin }}>
              <span className="absolute inset-0 rounded-full" style={{ background: "repeating-radial-gradient(circle, #141414 0 max(0.1em, 1px), #2c2c2c max(0.1em, 1px) max(0.17em, 2px))" }} />
              {[0.56, 0.72, 0.86].map((r) => (
                <span key={r} className="absolute rounded-full border-[0.14em] border-[#0a0a0a]" style={{ inset: `${(1 - r) * 50}%` }} />
              ))}
              <span className="absolute inset-[31%] rounded-full" style={{ background: mid }}>
                <svg viewBox="0 0 100 100" className="h-full w-full">
                  <path id={ring} d="M50 50m-37 0a37 37 0 1 1 74 0a37 37 0 1 1-74 0" fill="none" />
                  <text fontSize="8.2" fontWeight="700" letterSpacing="1" fill={paper}>
                    <textPath href={`#${ring}`}>{`${title} · ${artist}`.slice(0, 44)}</textPath>
                  </text>
                  <circle cx="50" cy="50" r="19" fill="none" stroke={paper} strokeWidth="0.7" opacity="0.6" />
                  <circle cx="50" cy="50" r="3.4" fill="#0d0d0d" />
                </svg>
              </span>
            </motion.span>
            <span className="absolute inset-0 rounded-full bg-[conic-gradient(from_20deg,transparent_0_8%,rgba(255,255,255,0.16)_13%,transparent_20%_50%,rgba(255,255,255,0.13)_60%,transparent_68%)] [mask:radial-gradient(circle,transparent_38%,#000_39%)]" />
          </motion.span>

          <span className="absolute left-0 top-0 block size-[33.3em] overflow-hidden rounded-[0.25em] shadow-[0_0.7em_1.4em_rgba(0,0,0,0.55)]" style={{ background: paper }}>
            <span
              className="absolute inset-0"
              style={{ background: `radial-gradient(circle at 0% 100%, ${front} 0 26%, ${mid} 26% 46%, ${front} 46% 58%, ${mid} 58% 66%, transparent 66%)` }}
            />
            <span className="absolute inset-0 bg-[radial-gradient(rgba(70,50,20,0.13)_0.5px,transparent_0.8px)] bg-[length:0.3em_0.3em]" />
            <span className="absolute inset-[1.8em] rounded-full border-[0.15em] border-white/20 [mask:conic-gradient(#000_0_32%,transparent_40%_56%,#000_70%)]" />
            <span className="absolute inset-0 bg-[linear-gradient(90deg,rgba(0,0,0,0.3),transparent_2.5%,transparent_97%,rgba(0,0,0,0.42))]" />
            <span className="absolute inset-0 rounded-[0.25em] shadow-[inset_0_0_1.5em_rgba(90,60,20,0.32)]" />

            <span className="absolute right-[1.7em] top-[1.8em] block max-w-[24em] text-right" style={{ color: front }}>
              <span className="block font-serif text-[3.5em] font-black leading-[0.98] tracking-tight">{title}</span>
              {artist && <span className="mt-[0.8em] block text-[1.45em] font-semibold tracking-wide">{artist}</span>}
            </span>
            {catalogue && (
              <span className="absolute left-[1.5em] top-[1.3em] font-mono text-[1em] font-bold tracking-widest" style={{ color: front }}>
                {catalogue}
              </span>
            )}
            {price && (
              <span className="absolute bottom-[1.8em] left-[1.7em] grid size-[6em] -rotate-12 place-items-center rounded-full bg-[#ffd23f] font-mono text-[1em] font-black text-[#3a2c14] shadow-[0_0.1em_0.2em_rgba(0,0,0,0.4)]">
                {price}
              </span>
            )}
          </span>

          <motion.span
            className="absolute left-[50.5em] top-[4em] block size-0"
            initial={false}
            animate={{ opacity: out ? 1 : 0, rotate: playing ? 20 : 0 }}
            transition={reduce ? { duration: 0 } : { rotate: { type: "spring", stiffness: 70, damping: 14, delay: playing ? 0.35 : 0 }, opacity: { duration: 0.25 } }}
          >
            <svg viewBox="-3 -3 12 30" className="absolute left-[-3em] top-[-3em] h-[30em] w-[12em] overflow-visible">
              <circle cx="0" cy="0" r="2.7" fill="#3a3a3f" stroke="#8c8c94" strokeWidth="0.4" />
              <circle cx="0" cy="0" r="1" fill="#c9c9d1" />
              <path d="M0 0 L0 21 L-1.2 23.5" fill="none" stroke="#c9c9d1" strokeWidth="0.6" strokeLinejoin="round" strokeLinecap="round" />
              <rect x="-2.3" y="23" width="2.4" height="1.4" rx="0.3" fill="#e9e9ee" transform="rotate(-24 -1.2 23.5)" />
            </svg>
          </motion.span>
        </motion.span>
      </button>
    </div>
  );
}