(function (root) {
  "use strict";

  const KEYS = Object.freeze({
    ambient: ["ambient-v2", "ambience"],
    vault: ["vault-ambient", "ambience"],
    step: ["step-v2", "effects"],
    attack: ["attack", "effects"],
    damage: ["damage", "effects"],
    defeat: ["enemy-defeat", "effects"],
    item: ["item", "effects"],
    quest: ["quest", "effects"],
    dialogue: ["dialogue", "effects"],
    puzzle: ["puzzle", "effects"],
    boss: ["boss-attack", "effects"],
    victory: ["victory", "effects"],
    portal: ["portal-v2", "effects"]
  });

  function create(getState) {
    let scene = null;
    let ambience = null;
    let unlocked = false;

    function attach(nextScene, area) {
      scene = nextScene;
      if (ambience && ambience.isPlaying) ambience.stop();
      ambience = scene.sound.add(area === "town" ? "ambient-v2" : "vault-ambient", { loop: true });
      apply();
    }

    function unlock() {
      unlocked = true;
      if (scene && scene.sound.locked && scene.sound.unlock) scene.sound.unlock();
      apply();
    }

    function apply() {
      if (!scene) return;
      const state = getState();
      const enabled = Boolean(unlocked && state && state.settings.soundEnabled);
      scene.sound.mute = !enabled;
      if (ambience) {
        ambience.setVolume(state ? state.settings.ambience : 0.35);
        if (enabled && !ambience.isPlaying) ambience.play();
        if (!enabled && ambience.isPlaying) ambience.pause();
      }
    }

    function play(name, config) {
      if (!scene || !unlocked) return;
      const state = getState();
      const spec = KEYS[name];
      if (!state || !state.settings.soundEnabled || !spec || !scene.cache.audio.exists(spec[0])) return;
      const volume = state.settings[spec[1]] * ((config && config.volume) || 1);
      scene.sound.play(spec[0], { volume, rate: config && config.rate || 1 });
    }

    function stop() {
      if (ambience && ambience.isPlaying) ambience.stop();
      ambience = null;
      scene = null;
    }

    return Object.freeze({ attach, unlock, apply, play, stop, isUnlocked: () => unlocked });
  }

  root.ArchiveWorldAudio = Object.freeze({ create, KEYS });
}(typeof globalThis !== "undefined" ? globalThis : this));