// AI HUB Tilburg — community site runtime
// Reads config.json and populates the page.

(function () {
  function get(obj, path) {
    return path.split('.').reduce(function (o, k) {
      return o && o[k] !== undefined ? o[k] : null;
    }, obj);
  }

  function applyConfig(cfg) {
    // Text nodes
    document.querySelectorAll('[data-config]').forEach(function (el) {
      var val = get(cfg, el.dataset.config);
      if (val !== null) el.textContent = val;
    });

    // href → direct config path
    document.querySelectorAll('[data-config-href]').forEach(function (el) {
      var val = get(cfg, el.dataset.configHref);
      if (val) el.href = val;
    });

    // href → Google Maps query
    document.querySelectorAll('[data-config-href-maps]').forEach(function (el) {
      var val = get(cfg, el.dataset.configHrefMaps);
      if (val) el.href = 'https://www.google.com/maps/search/' + encodeURIComponent(val);
    });

    // Rules list
    var rulesEl = document.getElementById('rules-list');
    if (rulesEl && cfg.rules && cfg.rules.length) {
      rulesEl.innerHTML = cfg.rules.map(function (r) {
        return '<li>' + r + '</li>';
      }).join('');
    }

    // Projects grid
    var grid = document.getElementById('projects-grid');
    if (grid && cfg.projects && cfg.projects.length) {
      grid.innerHTML = cfg.projects.map(function (p) {
        return [
          '<div class="project-card">',
          '  <div class="project-icon">' + (p.icon || '🔧') + '</div>',
          '  <h3>' + p.name + '</h3>',
          '  <p>' + p.description + '</p>',
          p.url ? '  <a class="link" href="' + p.url + '" target="_blank" rel="noopener">Bekijk project →</a>' : '',
          '  <div class="project-meta" style="margin-top:12px;font-size:12px;color:var(--text-4);font-family:var(--font-mono)">' + (p.author || '') + '</div>',
          '</div>'
        ].join('');
      }).join('');
    }

    // Founding members in footer
    var fLink = document.getElementById('founding-link');
    if (fLink && cfg.founding_members && cfg.founding_members.length) {
      var fm = cfg.founding_members[0];
      fLink.textContent = fm.name;
      if (fm.url) fLink.href = fm.url;
    }

    // Language
    if (cfg.community && cfg.community.language) {
      document.documentElement.lang = cfg.community.language;
    }

    // Page title
    if (cfg.community && cfg.community.name) {
      document.title = cfg.community.name;
    }
  }

  // Try to load from config.json (works when served via HTTP)
  fetch('../config.json')
    .then(function (r) { return r.json(); })
    .then(applyConfig)
    .catch(function () {
      // Fallback: try same directory
      fetch('config.json')
        .then(function (r) { return r.json(); })
        .then(applyConfig)
        .catch(function () {
          console.info('[tilburg-hub] config.json not found — using HTML defaults');
        });
    });
})();