import {
  GAME_CONFIG,
  seedStr,
  updateTeamSegmented,
  updateResetCountdown,
  fetchConfig,
  fetchGridForSeed,
  fetchAndApplyScores,
  refreshFromServer,
  draw,
} from "./game.js";

import {
  tryRestoreSession,
  showAuthOverlay,
  hideAuthOverlay,
} from "./auth.js";

// ── DOM refs ──────────────────────────────────────────────────────────────────

const refreshBtn = document.getElementById("refreshBtn");
const hint       = document.getElementById("hint");
const cooldownEl = document.getElementById("cooldownConfig");

// ── Polling ───────────────────────────────────────────────────────────────────

let configPollTimer = 0;
let scorePollTimer  = 0;
let resetTimer      = null;

function scheduleConfigPoll() {
  clearTimeout(configPollTimer);
  const ms = Math.max(5_000, GAME_CONFIG.configReloadIntervalSeconds * 1_000);
  configPollTimer = window.setTimeout(async () => {
    try {
      const changed = await fetchConfig();
      if (changed) await refreshFromServer();
    } catch { /* ignore */ }
    scheduleConfigPoll();
  }, ms);
}

function scheduleScorePoll() {
  clearTimeout(scorePollTimer);
  scorePollTimer = window.setTimeout(async () => {
    await fetchAndApplyScores();
    scheduleScorePoll();
  }, 5_000);
}

// ── Boot ──────────────────────────────────────────────────────────────────────

async function boot() {
  updateTeamSegmented();

  const restored = await tryRestoreSession();
  if (!restored) {
    showAuthOverlay();
  } else {
    hideAuthOverlay();
  }

  try {
    await fetchConfig();
    await fetchGridForSeed(seedStr);
    await fetchAndApplyScores();
  } catch {
    hint.textContent = "API unavailable — start the Node server (docker-compose up --build).";
    cooldownEl.textContent = "?";
  }

  draw();

  if (resetTimer) clearInterval(resetTimer);
  resetTimer = setInterval(updateResetCountdown, 1_000);
  updateResetCountdown();

  scheduleConfigPoll();
  scheduleScorePoll();
}

// ── Global event listeners ────────────────────────────────────────────────────

refreshBtn.addEventListener("click", () => refreshFromServer());

// ── Start ─────────────────────────────────────────────────────────────────────

boot();