likwid/frontend/src/pages/communities.astro

---
export const prerender = false;
import Layout from '../layouts/Layout.astro';
import { API_BASE as apiBase } from '../lib/api';
---

<Layout title="Communities">
  <section class="ui-page">
    <div class="ui-container">
      <div class="ui-page-header">
        <div class="ui-page-title">
          <h1>Communities</h1>
          <p class="ui-subtitle">Browse organizations and communities</p>
        </div>
        <div class="ui-actions">
          <a href="/communities/new" class="ui-btn ui-btn-primary" id="create-btn" style="display: none;">Create Community</a>
        </div>
      </div>

      <div class="communities-toolbar ui-toolbar ui-card ui-card-glass">
        <div class="ui-toolbar-grid">
          <div class="toolbar-search">
            <input type="text" id="search-input" class="ui-input" placeholder="Search communities…" autocomplete="off" />
          </div>
          <div class="toolbar-sort">
            <select id="sort-select" class="ui-select" aria-label="Sort communities">
              <option value="name_asc">Name (A–Z)</option>
              <option value="name_desc">Name (Z–A)</option>
              <option value="slug_asc">Slug (A–Z)</option>
            </select>
          </div>
        </div>
        <div class="ui-kpis" aria-label="Communities summary">
          <div class="ui-kpi">
            <div class="ui-kpi-value" id="kpi-total">—</div>
            <div class="ui-kpi-label">Total</div>
          </div>
          <div class="ui-kpi">
            <div class="ui-kpi-value" id="kpi-showing">—</div>
            <div class="ui-kpi-label">Showing</div>
          </div>
          <div class="ui-kpi">
            <div class="ui-kpi-value" id="kpi-query">All</div>
            <div class="ui-kpi-label">Filter</div>
          </div>
        </div>
      </div>

      <div id="communities-list" class="communities-grid" aria-live="polite">
        <div class="state-card ui-card"><p class="loading">Loading communities…</p></div>
      </div>

      <script is:inline define:vars={{ apiBase }}>
  (function() {
    var API_BASE = apiBase;
    var allCommunities = [];
    var currentQuery = '';
    var currentSort = 'name_asc';
    var token = localStorage.getItem('token');

    function escapeHtml(value) {
      return String(value || '').replace(/[&<>\"']/g, function(ch) {
        switch (ch) {
          case '&': return '&amp;';
          case '<': return '&lt;';
          case '>': return '&gt;';
          case '"': return '&quot;';
          case "'": return '&#39;';
          default: return ch;
        }
      });
    }

    function updateKpis(total, showing, query) {
      var totalEl = document.getElementById('kpi-total');
      var showingEl = document.getElementById('kpi-showing');
      var queryEl = document.getElementById('kpi-query');
      if (totalEl) totalEl.textContent = String(total);
      if (showingEl) showingEl.textContent = String(showing);
      if (queryEl) queryEl.textContent = query ? '“' + query + '”' : 'All';
    }

    function renderSkeleton(count) {
      var container = document.getElementById('communities-list');
      if (!container) return;
      var html = '';
      for (var i = 0; i < count; i++) {
        html += '<div class="community-tile ui-card is-skeleton" aria-hidden="true">' +
          '<div class="tile-top">' +
            '<div class="skel skel-title"></div>' +
            '<div class="skel skel-slug"></div>' +
          '</div>' +
          '<div class="skel skel-desc"></div>' +
          '<div class="skel skel-desc short"></div>' +
        '</div>';
      }
      container.innerHTML = html;
    }

    function renderErrorState(message) {
      var container = document.getElementById('communities-list');
      if (!container) return;

      container.innerHTML =
        '<div class="state-card ui-card">' +
          '<p class="error">' + escapeHtml(message) + '</p>' +
          '<p class="hint">Check your connection and try again.</p>' +
          '<div class="state-actions">' +
            '<button type="button" class="ui-btn ui-btn-primary" id="retry-communities">Retry</button>' +
            '<a class="ui-btn ui-btn-secondary" href="/proposals">Browse proposals</a>' +
          '</div>' +
        '</div>';

      var retryBtn = document.getElementById('retry-communities');
      if (retryBtn) {
        retryBtn.addEventListener('click', function() {
          loadCommunities();
        });
      }
    }

    function renderEmptyState(isFiltered) {
      var container = document.getElementById('communities-list');
      if (!container) return;

      var isLoggedIn = !!token;
      var label;
      var hint;
      if (isFiltered) {
        label = 'No communities match your search.';
        hint = 'Try a different keyword or clear the search.';
      } else {
        label = isLoggedIn ? 'No communities yet.' : 'No communities found.';
        hint = isLoggedIn
          ? 'Create the first community to start organizing proposals.'
          : 'Sign in to create a community, or refresh to try again.';
      }

      container.innerHTML =
        '<div class="state-card ui-card">' +
          '<p class="empty">' + label + '</p>' +
          '<p class="hint">' + hint + '</p>' +
          '<div class="state-actions">' +
            (isFiltered ? '<button type="button" class="ui-btn ui-btn-secondary" id="reset-community-search">Reset search</button>' : '') +
            (!isFiltered && isLoggedIn ? '<a class="ui-btn ui-btn-primary" href="/communities/new">Create Community</a>' : '') +
            (!isFiltered && !isLoggedIn ? '<a class="ui-btn ui-btn-secondary" href="/login">Sign In</a>' : '') +
            '<a class="ui-btn ui-btn-primary" href="/communities">Refresh</a>' +
          '</div>' +
        '</div>';

      var resetBtn = document.getElementById('reset-community-search');
      if (resetBtn) {
        resetBtn.addEventListener('click', function() {
          var searchInput = document.getElementById('search-input');
          if (searchInput) searchInput.value = '';
          currentQuery = '';
          applyFilterSortAndRender();
        });
      }
    }

    function sortCommunities(list) {
      var sorted = list.slice();
      sorted.sort(function(a, b) {
        var an = (a && a.name ? String(a.name) : '').toLowerCase();
        var bn = (b && b.name ? String(b.name) : '').toLowerCase();
        var as = (a && a.slug ? String(a.slug) : '').toLowerCase();
        var bs = (b && b.slug ? String(b.slug) : '').toLowerCase();

        if (currentSort === 'name_desc') {
          if (an < bn) return 1;
          if (an > bn) return -1;
          return 0;
        }

        if (currentSort === 'slug_asc') {
          if (as < bs) return -1;
          if (as > bs) return 1;
          return 0;
        }

        if (an < bn) return -1;
        if (an > bn) return 1;
        return 0;
      });
      return sorted;
    }

    function renderCommunities(communities) {
      var container = document.getElementById('communities-list');
      if (!container) return;

      if (!communities || communities.length === 0) {
        renderEmptyState(!!String(currentQuery || '').trim());
        return;
      }

      var html = '';
      for (var i = 0; i < communities.length; i++) {
        var c = communities[i];

        var name = escapeHtml(c && c.name ? c.name : 'Community');
        var slug = escapeHtml(c && c.slug ? c.slug : '');
        var desc = escapeHtml(c && c.description ? c.description : 'No description');

        html += '<a href="/communities/' + slug + '" class="community-tile ui-card">' +
          '<div class="tile-top">' +
            '<h3 class="tile-title">' + name + '</h3>' +
            '<div class="tile-slug">/' + slug + '</div>' +
          '</div>' +
          '<p class="tile-desc">' + desc + '</p>' +
          '<div class="tile-meta">' +
            '<span class="meta-pill">Open community</span>' +
          '</div>' +
          '</a>';
      }
      container.innerHTML = html;
    }

    function applyFilterSortAndRender() {
      var q = String(currentQuery || '').toLowerCase().trim();
      var filtered = allCommunities;
      if (q) {
        filtered = allCommunities.filter(function(c) {
          var name = (c && c.name ? String(c.name) : '').toLowerCase();
          var slug = (c && c.slug ? String(c.slug) : '').toLowerCase();
          var desc = (c && c.description ? String(c.description) : '').toLowerCase();
          return name.indexOf(q) >= 0 || slug.indexOf(q) >= 0 || desc.indexOf(q) >= 0;
        });
      }

      var sorted = sortCommunities(filtered);
      updateKpis(allCommunities.length, sorted.length, currentQuery);
      renderCommunities(sorted);
    }

    function loadCommunities() {
      var container = document.getElementById('communities-list');
      if (!container) return;

      renderSkeleton(8);
      updateKpis('—', '—', '');

      fetch(API_BASE + '/api/communities')
        .then(function(res) {
          if (!res.ok) throw new Error('HTTP ' + res.status);
          return res.json();
        })
        .then(function(data) {
          allCommunities = Array.isArray(data) ? data : (data.value || data.communities || []);
          applyFilterSortAndRender();
        })
        .catch(function(error) {
          console.error('Failed to load communities:', error);
          updateKpis('—', '—', '');
          renderErrorState('Failed to load communities.');
        });
    }

    // Initialize
    loadCommunities();

    // Setup search
    var searchInput = document.getElementById('search-input');
    if (searchInput) {
      searchInput.addEventListener('input', function(e) {
        currentQuery = e.target.value;
        applyFilterSortAndRender();
      });
    }

    var sortSelect = document.getElementById('sort-select');
    if (sortSelect) {
      sortSelect.addEventListener('change', function(e) {
        currentSort = e.target.value || 'name_asc';
        applyFilterSortAndRender();
      });
    }

    // Show create button if logged in
    var createBtn = document.getElementById('create-btn');
    if (token && createBtn) {
      createBtn.style.display = 'block';
    }
  })();
    </script>
    </div>
  </section>
</Layout>

<style>
  .ui-page {
    --ui-state-card-pad: 2.5rem 1.5rem;
  }

  .communities-toolbar {
    --ui-toolbar-pad: 1rem 1.25rem;
    --ui-toolbar-mb: 1.25rem;
    --ui-toolbar-cols: 1fr 220px;
    --ui-toolbar-align: center;
  }

  .communities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }

  @media (max-width: 1024px) {
    .communities-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @media (max-width: 640px) {
    .communities-toolbar .ui-toolbar-grid {
      grid-template-columns: 1fr;
    }

    .communities-grid {
      grid-template-columns: 1fr;
    }
  }

  .community-tile {
    display: flex;
    flex-direction: column;
    padding: 1.25rem 1.25rem 1rem;
    color: var(--color-text);
    position: relative;
    overflow: hidden;
    transition: transform var(--motion-normal) var(--easing-standard), box-shadow var(--motion-normal) var(--easing-standard), border-color var(--motion-fast) var(--easing-standard);
  }

  @media (max-width: 640px) {
    .community-tile {
      padding: 1rem;
    }
  }

  .community-tile::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(700px 220px at 15% 0%, rgba(129, 140, 248, 0.12), transparent 60%);
    opacity: 0;
    transition: opacity var(--motion-normal) var(--easing-standard);
    pointer-events: none;
  }

  .community-tile:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
  }

  .community-tile:hover::before {
    opacity: 1;
  }

  .tile-top {
    display: grid;
    gap: 0.25rem;
    margin-bottom: 0.75rem;
  }

  .tile-title {
    font-size: 1.05rem;
    font-weight: 650;
    letter-spacing: -0.01em;
    margin: 0;
  }

  @media (max-width: 640px) {
    .tile-title {
      font-size: 1rem;
    }
  }

  .tile-slug {
    font-family: 'SF Mono', Monaco, 'Cascadia Code', ui-monospace, monospace;
    font-size: 0.8125rem;
    color: var(--color-primary);
    opacity: 0.9;
  }

  .tile-desc {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
    line-height: 1.55;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin: 0;
    min-height: calc(0.9375rem * 1.55 * 2);
  }

  @media (max-width: 640px) {
    .tile-desc {
      font-size: 0.9rem;
    }
  }

  .tile-meta {
    margin-top: 1rem;
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
  }

  @media (max-width: 640px) {
    .tile-meta {
      margin-top: 0.75rem;
    }
  }

  .meta-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.10);
    background: rgba(255, 255, 255, 0.04);
    color: rgba(255, 255, 255, 0.78);
  }

  .skel-title { height: 18px; width: 68%; }
  .skel-slug { height: 12px; width: 36%; }
  .skel-desc { height: 12px; width: 100%; margin-top: 0.75rem; }
  .skel-desc.short { width: 78%; margin-top: 0.5rem; }
</style>