(function () {
  var ANNOUNCEMENT_TYPES = ['lower-third', 'fullscreen', 'top-banner'];
  var ANNOUNCEMENT_ICONS = Array.isArray(window.pulseAnnouncementIconKeys) ? window.pulseAnnouncementIconKeys : [];
  var DEFAULT_ANNOUNCEMENT_ICON = String(window.pulseAnnouncementDefaultIconKey || ANNOUNCEMENT_ICONS[0] || '').trim().toLowerCase();

  function escapeHtml(value) {
    return String(value ?? '')
      .replace(/&/g, '&')
      .replace(/</g, '&lt;')
      .replace(/>/g, '&gt;')
      .replace(/"/g, '&quot;')
      .replace(/'/g, '&#39;');
  }

  function normalizeAnnouncementType(value) {
    var normalized = String(value || '').trim().toLowerCase();
    if (normalized === 'center-card') {
      return 'fullscreen';
    }
    return ANNOUNCEMENT_TYPES.indexOf(normalized) !== -1 ? normalized : 'lower-third';
  }

  function normalizeAnnouncementColor(value) {
    var normalized = String(value || '').trim().toLowerCase();
    if (['primary', 'secondary', 'success', 'info', 'warning', 'danger', 'dark', 'light'].indexOf(normalized) !== -1) {
      return normalized;
    }
    return 'primary';
  }

  function normalizeAnnouncementIcon(value) {
    var normalized = String(value || '').trim().toLowerCase();
    return ANNOUNCEMENT_ICONS.indexOf(normalized) !== -1 ? normalized : DEFAULT_ANNOUNCEMENT_ICON;
  }

  function getAnnouncementColorTokens(colorKey) {
    var tokens = {
      primary: { accent: '#0d6efd', foreground: '#ffffff', glow: 'rgba(13, 110, 253, 0.32)' },
      secondary: { accent: '#6c757d', foreground: '#ffffff', glow: 'rgba(108, 117, 125, 0.30)' },
      success: { accent: '#198754', foreground: '#ffffff', glow: 'rgba(25, 135, 84, 0.34)' },
      info: { accent: '#0dcaf0', foreground: '#052c36', glow: 'rgba(13, 202, 240, 0.28)' },
      warning: { accent: '#ffc107', foreground: '#201400', glow: 'rgba(255, 193, 7, 0.30)' },
      danger: { accent: '#dc3545', foreground: '#ffffff', glow: 'rgba(220, 53, 69, 0.34)' },
      dark: { accent: '#212529', foreground: '#ffffff', glow: 'rgba(33, 37, 41, 0.34)' },
      light: { accent: '#f8f9fa', foreground: '#1f2937', glow: 'rgba(248, 249, 250, 0.34)' }
    };

    return tokens[colorKey] || tokens.primary;
  }

  function replaceTemplate(template, replacements) {
    return String(template || '').replace(/{{([A-Z0-9_]+)}}/g, function (_match, key) {
      return Object.prototype.hasOwnProperty.call(replacements, key) ? String(replacements[key]) : '';
    });
  }

  function getComputedGapWidth(track) {
    if (!track || !window.getComputedStyle) {
      return 0;
    }

    var computedStyle = window.getComputedStyle(track);
    var gapValue = String(computedStyle.columnGap || computedStyle.gap || '0').trim();
    var gap = Number.parseFloat(gapValue);
    return Number.isFinite(gap) ? gap : 0;
  }

  function getElementWidth(element) {
    if (!element || !element.getBoundingClientRect) {
      return 0;
    }

    return Math.max(0, element.getBoundingClientRect().width || 0);
  }

  function initPlayerAnnouncementMarquee(track, options) {
    if (!track || track.dataset.marqueeMeasured === 'true') {
      return;
    }

    var settings = options || {};
    var rate = Number(settings.rate || track.getAttribute('data-announcement-marquee-rate') || 44) || 44;
    var textSelector = String(settings.textSelector || '.player-announcement__message-text').trim() || '.player-announcement__message-text';
    var textNodes = Array.prototype.slice.call(track.querySelectorAll(textSelector));
    if (!textNodes.length) {
      return;
    }

    var container = settings.container || track.parentElement || track;
    var containerWidth = Math.max(1, getElementWidth(container) || 0);
    var gapWidth = getComputedGapWidth(track);
    var firstItemWidth = Math.max(1, getElementWidth(textNodes[0]) || 0);
    var cycleWidth = Math.max(1, firstItemWidth + gapWidth);
    var minimumTrackWidth = Math.max(containerWidth + cycleWidth, cycleWidth * 2);
    var cloneIndex = 0;

    while (getElementWidth(track) < minimumTrackWidth && cloneIndex < 8) {
      var clone = textNodes[cloneIndex % textNodes.length].cloneNode(true);
      clone.setAttribute('aria-hidden', 'true');
      track.appendChild(clone);
      cloneIndex += 1;
    }

    var durationSeconds = Math.max(8, cycleWidth / rate);
    var durationValue = durationSeconds.toFixed(2) + 's';

    track.dataset.marqueeMeasured = 'true';
    track.style.setProperty('--announcement-scroll-distance', cycleWidth.toFixed(2) + 'px');
    track.style.setProperty('--announcement-scroll-duration', durationValue);
    track.style.animationDuration = durationValue;
  }

  function renderPlayerAnnouncementMarkup(announcement) {
    var normalizedType = normalizeAnnouncementType(announcement && announcement.announcement_type);
    var colorKey = normalizeAnnouncementColor(announcement && announcement.color_key);
    var colorTokens = getAnnouncementColorTokens(colorKey);
    var iconKey = normalizeAnnouncementIcon(announcement && announcement.icon_key);
    var text = escapeHtml(String(announcement && announcement.message || '').trim()).replace(/[\r\n]+/g, ' ');
    var titleText = escapeHtml(String(announcement && announcement.short_label || 'Announcement').trim() || 'Announcement');
    var templates = window.playerAnnouncementTemplates || {};
    var templateName = normalizedType === 'fullscreen' ? 'fullscreen' : normalizedType === 'top-banner' ? 'topBanner' : 'lowerThird';
    var template = templates[templateName] || '';

    return replaceTemplate(template, {
      ACCENT: colorTokens.accent,
      FOREGROUND: colorTokens.foreground,
      GLOW: colorTokens.glow,
      ICON: iconKey,
      COLOR_KEY: colorKey,
      TITLE: titleText,
      MESSAGE: text
    });
  }

  window.renderPlayerAnnouncementMarkup = renderPlayerAnnouncementMarkup;
  window.initPlayerAnnouncementMarquee = initPlayerAnnouncementMarquee;
})();