"use client";

/**
 * The Frutiger Aero soundtrack's little store.
 *
 * The player itself lives in components/AeroMusic.tsx; this is the one bit of
 * state that outlives it: whether the listener turned the music off. The flag
 * clears when Aero is (re)selected in Settings — picking the theme again is
 * the gesture that says "play it".
 */

const STORAGE_KEY = "freezmo.aero-music.v1";

let dismissed = false;
let loaded = false;

function load(): void {
  if (loaded) return;
  loaded = true;
  try {
    dismissed = window.localStorage.getItem(STORAGE_KEY) === "off";
  } catch {
    /* private mode */
  }
}

/** True while the Aero player may run (Aero on, not turned off). */
export function aeroMusicEnabled(): boolean {
  load();
  return !dismissed;
}

/** The listener closed the player: stop until the theme is chosen again. */
export function dismissAeroMusic(): void {
  dismissed = true;
  loaded = true;
  try {
    window.localStorage.setItem(STORAGE_KEY, "off");
  } catch {
    /* private mode */
  }
}

/** Selecting Aero again is fresh consent. */
export function allowAeroMusic(): void {
  dismissed = false;
  loaded = true;
  try {
    window.localStorage.removeItem(STORAGE_KEY);
  } catch {
    /* private mode */
  }
}