Add frontend podcast support: API wrappers, episode cards, feed manager modal

3 files changed, 152 insertions, 0 deletions

diff --git a/web/index.html b/web/index.html
index 00300f0..f3e37a1 100644
--- a/web/index.html
+++ b/web/index.html
@@ -232,9 +232,36 @@
     <div class="flex gap-2 mt-3">
       <button id="admin-rescan" class="btn btn-primary btn-sm">Trigger rescan</button>
       <button id="admin-trash" class="btn btn-danger btn-sm">View trash</button>
+      <button id="admin-podcasts" class="btn btn-primary btn-sm">Podcasts</button>
     </div>
   </div>
 </div>
+
+<!-- Podcast Manager Modal -->
+<div id="podcast-modal" class="modal-overlay" role="dialog" aria-modal="true" aria-labelledby="podcast-title">
+  <div class="modal modal-wide">
+    <div class="modal-header">
+      <h3 id="podcast-title">Podcast Feeds</h3>
+      <div class="spacer"></div>
+      <button id="podcast-close" class="icon-btn" aria-label="Close">✕</button>
+    </div>
+    <div class="flex gap-4 flex-wrap">
+      <section class="flex-1-18">
+        <h4 class="my-1 text-90">Subscribe</h4>
+        <form id="podcast-form" class="mt-2">
+          <input id="podcast-url" type="url" placeholder="https://example.com/feed.xml" required autocomplete="off">
+          <input id="podcast-name" type="text" placeholder="Folder name (optional)" autocomplete="off">
+          <button type="submit" class="btn btn-primary btn-sm mt-1">Subscribe</button>
+        </form>
+      </section>
+      <section class="flex-1-18">
+        <h4 class="my-1 text-90">Active Feeds</h4>
+        <div id="podcast-list"></div>
+      </section>
+    </div>
+  </div>
+</div>
+
 <!-- Shares Modal -->
 <div id="shares-modal" class="modal-overlay" role="dialog" aria-modal="true" aria-labelledby="shares-title">
   <div class="modal modal-wide">
diff --git a/web/js/api.js b/web/js/api.js
index 3d2586b..deabf20 100644
--- a/web/js/api.js
+++ b/web/js/api.js
@@ -85,4 +85,12 @@ export const API = {
   setPermissions: (body) => api('/api/admin/permissions', { method: 'POST', body }),
   delPermissions: (body) => api('/api/admin/permissions', { method: 'DELETE', body }),
   rescan: () => api('/api/admin/rescan', { method: 'POST' }),
+  podcasts: () => api('/api/podcasts'),
+  podcastEpisodes: (setId, limit = 50, offset = 0) => {
+    const params = new URLSearchParams({ limit, offset });
+    return api(`/api/podcasts/${setId}/episodes?${params}`);
+  },
+  subscribePodcast: (feedUrl, setName) => api('/api/podcasts', { method: 'POST', body: { feed_url: feedUrl, set_name: setName } }),
+  downloadEpisode: (episodeId) => api(`/api/podcasts/episodes/${episodeId}/download`, { method: 'POST' }),
+  toggleEpisodeComplete: (episodeId) => api(`/api/podcasts/episodes/${episodeId}/complete`, { method: 'POST' }),
 };
diff --git a/web/js/podcasts.js b/web/js/podcasts.js
new file mode 100644
index 0000000..c82d2eb
--- /dev/null
+++ b/web/js/podcasts.js
@@ -0,0 +1,117 @@
+// podcastUI.js — Podcast feed manager + episode rendering.
+
+export function createPodcastManager(container, api, renderEpisodeList) {
+  const el = document.createElement('div');
+  el.id = 'podcast-manager';
+  el.className = 'modal';
+  el.innerHTML = `
+    <div class="modal-content">
+      <h2>Podcast Feeds</h2>
+      <div class="podcast-add-form">
+        <input id="pm-url" type="url" placeholder="https://example.com/feed.xml" />
+        <input id="pm-name" type="text" placeholder="Folder name (optional)" />
+        <button id="pm-add">Subscribe</button>
+      </div>
+      <div class="podcast-list" id="pm-list"></div>
+      <button class="btn-close">Close</button>
+    </div>
+  `;
+  container.appendChild(el);
+
+  const urlInput = el.querySelector('#pm-url');
+  const nameInput = el.querySelector('#pm-name');
+  const addBtn = el.querySelector('#pm-add');
+  const listEl = el.querySelector('#pm-list');
+  const closeBtn = el.querySelector('.btn-close');
+
+  async function refresh() {
+    try {
+      const podcasts = await api.podcasts();
+      listEl.innerHTML = podcasts.length === 0
+        ? '<p>No podcasts subscribed yet.</p>'
+        : podcasts.map(p => `
+          <div class="podcast-item" data-id="${p.id}">
+            <strong>${p.name}</strong>
+            <span class="badge">${p.is_podcast ? 'Podcast' : 'Set'}</span>
+          </div>
+        `).join('');
+    } catch (err) {
+      listEl.innerHTML = `<p class="error">Error: ${err.message}</p>`;
+    }
+  }
+
+  addBtn.addEventListener('click', async () => {
+    const url = urlInput.value.trim();
+    if (!url) return;
+    addBtn.disabled = true;
+    try {
+      await api.subscribePodcast(url, nameInput.value.trim());
+      urlInput.value = '';
+      nameInput.value = '';
+      await refresh();
+    } catch (err) {
+      alert('Failed to subscribe: ' + err.message);
+    }
+    addBtn.disabled = false;
+  });
+
+  closeBtn.addEventListener('click', () => el.classList.remove('open'));
+
+  return {
+    open() {
+      el.classList.add('open');
+      refresh();
+    },
+    close() {
+      el.classList.remove('open');
+    }
+  };
+}
+
+export function renderEpisodeCard(ep, onDownload, onToggleComplete) {
+  const isDownloaded = ep.is_downloaded;
+  const completed = ep.is_completed;
+  const dateStr = ep.published_at ? new Date(ep.published_at).toLocaleDateString() : '';
+  const duration = ep.duration_seconds ? formatDuration(ep.duration_seconds) : '';
+  const size = ep.file_size ? formatBytes(ep.file_size) : '';
+
+  return `
+    <div class="card episode-card ${completed ? 'completed' : ''}" data-episode-id="${ep.id}">
+      <div class="card-info">
+        <div class="title">${escapeHtml(ep.title)}</div>
+        <div class="meta">
+          ${dateStr ? `<span class="date">${dateStr}</span>` : ''}
+          ${duration ? `<span class="duration">${duration}</span>` : ''}
+          ${size ? `<span class="size">${size}</span>` : ''}
+        </div>
+      </div>
+      <div class="card-actions">
+        ${!isDownloaded
+          ? `<button class="btn-download-episode" title="Download to server">Download</button>`
+          : `<button class="btn-play" title="Play">Play</button>`
+        }
+        <button class="btn-complete ${completed ? 'active' : ''}" title="Mark as listened">
+          ${completed ? '&#10003; Listened' : 'Mark listened'}
+        </button>
+      </div>
+    </div>
+  `;
+}
+
+function formatDuration(s) {
+  const m = Math.floor(s / 60);
+  const h = Math.floor(m / 60);
+  if (h > 0) return `${h}h ${m % 60}m`;
+  return `${m}m`;
+}
+
+function formatBytes(b) {
+  if (b < 1024) return `${b} B`;
+  if (b < 1024 * 1024) return `${(b / 1024).toFixed(1)} KB`;
+  return `${(b / (1024 * 1024)).toFixed(1)} MB`;
+}
+
+function escapeHtml(str) {
+  if (!str) return '';
+  return str.replace(/[&<>"]/g, c => ({'&':'&amp;','<':'&lt;','>':'&gt;','"':'&quot;'}[c]));
+}