/**
 * GMIIE Voice Sync — hydrates read-aloud scripts from /api/gmiie/voice/scripts.
 * When articles change, voice text changes automatically (same 8h pipeline edition).
 */
(function (global) {
  var scripts = {};
  var meta = { generated_at: null, mode: 'pending' };
  var loaded = false;

  function applyScript(key, entry) {
    if (!entry || !entry.text) return;
    scripts[key] = entry;
  }

  function syncFromPayload(data) {
    if (!data) return;
    meta.generated_at = data.generated_at || null;
    meta.mode = data.mode || 'live';
    meta.edition_id = data.edition_id || null;
    var map = data.scripts || {};
    Object.keys(map).forEach(function (k) {
      applyScript(k, map[k]);
    });
    loaded = true;
    global.GMIIE_VOICE = scripts;
    global.VOICE = Object.fromEntries(
      Object.entries(scripts).map(function (pair) {
        return [pair[0], pair[1].text];
      })
    );
    try {
      global.dispatchEvent(
        new CustomEvent('gmiie-voice-updated', { detail: { scripts: scripts, meta: meta } })
      );
    } catch (_) {}
  }

  function fetchScripts() {
    return fetch('/api/gmiie/voice/scripts', { cache: 'no-store', signal: AbortSignal.timeout(12000) })
      .then(function (r) {
        return r.ok ? r.json() : null;
      })
      .then(syncFromPayload)
      .catch(function () {
        meta.mode = 'static-fallback';
      });
  }

  function speakKey(key, btn) {
    var entry = scripts[key];
    var text = entry && entry.text;
    if (!text) {
      var fallback = global.VOICE && global.VOICE[key];
      text = fallback;
    }
    if (!text || !global.GrokVoice) return;
    var voiceId = (entry && entry.voice_id) || 'daniel';
    var authorName = (entry && entry.author_name) || 'GMIIE Intelligence Desk';
    global.GrokVoice.speak(text, btn || null, {
      voice_id: voiceId,
      context: {
        type: 'intelligence_article',
        section: key,
        author_id: entry && entry.author_id,
        author_name: authorName,
        article_id: entry && entry.article_id,
        title: entry && entry.title,
      },
    });
  }

  global.vbSpeak = function (key, btn) {
    if (!loaded) {
      fetchScripts().finally(function () {
        speakKey(key, btn);
      });
      return;
    }
    speakKey(key, btn);
  };

  global.GMIIEVoiceSync = {
    refresh: fetchScripts,
    speak: speakKey,
    getScripts: function () {
      return scripts;
    },
    getMeta: function () {
      return meta;
    },
  };

  if (document.readyState === 'loading') {
    document.addEventListener('DOMContentLoaded', fetchScripts);
  } else {
    fetchScripts();
  }
})(typeof window !== 'undefined' ? window : globalThis);