import test from "node:test";
import assert from "node:assert/strict";

Object.assign(process.env, {
  NODE_ENV: "test",
  DISCORD_GUILD_ID: "1",
  SHINUWA_USER_ID: "1",
  WEB_SERVER_PORT: "3000",
  WEB_API_KEY: "test-key",
  DISCORD_APPLICATION_ID: "1",
  DISCORD_TOKEN: "test-token",
  VOICE_CHANNEL_ID: "1",
  TEXT_CHANNEL_ID: "1",
  GAME_SERVERS_MESSAGE_ID: "1",
});

const { MusicQueue } = await import("../src/music/queue.js");

test("playNext shares one in-flight operation", async () => {
  const queue = Object.create(MusicQueue.prototype);
  queue.playNextPromise = null;
  let calls = 0;
  let resolveOperation;
  queue.runPlayNext = () => {
    calls += 1;
    return new Promise((resolve) => {
      resolveOperation = resolve;
    });
  };

  const first = queue.playNext();
  const second = queue.playNext();
  assert.equal(first, second);
  assert.equal(calls, 1);

  resolveOperation();
  await first;
  assert.equal(queue.playNextPromise, null);
});

test("queue snapshots do not expose filesystem paths", () => {
  const queue = Object.create(MusicQueue.prototype);
  queue.currentTrack = { id: "current", path: "/private/current.mp3" };
  queue.queue = [{ id: "next", path: "/private/next.mp3" }];
  queue.playbackStatus = "playing";

  assert.deepEqual(queue.snapshot(), {
    current: { id: "current" },
    upcoming: [{ id: "next" }],
    status: "playing",
  });
});