feat: add refresh button to collection views

src/lib/components/DeezerCollectionView.svelte

@@ -13,6 +13,9 @@
     onTrackClick?: (index: number) => void;
     onDownloadTrack?: (index: number) => void;
     onDownloadPlaylist?: () => void;
+    onRefresh?: () => void;
+    refreshing?: boolean;
+    lastCached?: number | null;
     downloadingTrackIds?: Set<string>;
   }
 
@@ -27,9 +30,18 @@
     onTrackClick,
     onDownloadTrack,
     onDownloadPlaylist,
+    onRefresh,
+    refreshing = false,
+    lastCached = null,
     downloadingTrackIds = new Set()
   }: Props = $props();
 
+  function formatTimestamp(timestamp: number | null): string {
+    if (!timestamp) return 'Never';
+    const date = new Date(timestamp * 1000);
+    return date.toLocaleString();
+  }
+
   type ViewMode = 'tracks' | 'info';
   let viewMode = $state<ViewMode>('tracks');
 
@@ -177,14 +189,27 @@
               <span class="field-label">Tracks:</span>
               <span>{tracks.length}</span>
             </div>
+            {#if lastCached}
+              <div class="field-row">
+                <span class="field-label">Last updated:</span>
+                <span>{formatTimestamp(lastCached)}</span>
+              </div>
+            {/if}
           </fieldset>
 
           <fieldset style="margin-top: 16px;">
             <legend>Actions</legend>
-            <button onclick={onDownloadPlaylist}>
+            <div class="actions-row">
-              Download Playlist
+              <div>
-            </button>
+                <button onclick={onDownloadPlaylist}>Download Playlist</button>
-            <p class="help-text">Download all tracks and save as m3u8 playlist</p>
+                <p class="help-text">Download all tracks and save as m3u8 playlist</p>
+              </div>
+              {#if onRefresh}
+                <button onclick={onRefresh} disabled={refreshing}>
+                  {refreshing ? 'Refreshing...' : 'Refresh Tracks'}
+                </button>
+              {/if}
+            </div>
           </fieldset>
         </div>
       {/if}
@@ -300,6 +325,13 @@
     text-align: center;
   }
 
+  .actions-row {
+    display: flex;
+    justify-content: space-between;
+    align-items: flex-start;
+    gap: 8px;
+  }
+
   .download-btn {
     padding: 2px 8px;
     font-size: 11px;

src/lib/components/SpotifyCollectionView.svelte

@@ -13,6 +13,9 @@
     onTrackClick?: (index: number) => void;
     onDownloadTrack?: (index: number) => void;
     onDownloadPlaylist?: () => void;
+    onRefresh?: () => void;
+    refreshing?: boolean;
+    lastCached?: number | null;
     downloadingTrackIds?: Set<string>;
   }
 
@@ -26,9 +29,18 @@
     onTrackClick,
     onDownloadTrack,
     onDownloadPlaylist,
+    onRefresh,
+    refreshing = false,
+    lastCached = null,
     downloadingTrackIds = new Set()
   }: Props = $props();
 
+  function formatTimestamp(timestamp: number | null): string {
+    if (!timestamp) return 'Never';
+    const date = new Date(timestamp * 1000);
+    return date.toLocaleString();
+  }
+
   type ViewMode = 'tracks' | 'info';
   let viewMode = $state<ViewMode>('tracks');
 
@@ -164,20 +176,40 @@
               <span class="field-label">Tracks:</span>
               <span>{tracks.length}</span>
             </div>
+            {#if lastCached}
+              <div class="field-row">
+                <span class="field-label">Last updated:</span>
+                <span>{formatTimestamp(lastCached)}</span>
+              </div>
+            {/if}
           </fieldset>
 
           {#if $deezerAuth.loggedIn}
             <fieldset style="margin-top: 16px;">
               <legend>Actions</legend>
-              <button onclick={onDownloadPlaylist}>
+              <div class="actions-row">
-                Download Playlist
+                <div>
-              </button>
+                  <button onclick={onDownloadPlaylist}>Download Playlist</button>
-              <p class="help-text">Download all tracks via Deezer and save as m3u8 playlist</p>
+                  <p class="help-text">Download all tracks via Deezer and save as m3u8 playlist</p>
+                </div>
+                {#if onRefresh}
+                  <button onclick={onRefresh} disabled={refreshing}>
+                    {refreshing ? 'Refreshing...' : 'Refresh Tracks'}
+                  </button>
+                {/if}
+              </div>
             </fieldset>
           {:else}
             <fieldset style="margin-top: 16px;">
               <legend>Downloads</legend>
-              <p class="warning-text">Deezer login required to download Spotify tracks</p>
+              <div class="actions-row">
+                <p class="warning-text">Deezer login required to download Spotify tracks</p>
+                {#if onRefresh}
+                  <button onclick={onRefresh} disabled={refreshing}>
+                    {refreshing ? 'Refreshing...' : 'Refresh Tracks'}
+                  </button>
+                {/if}
+              </div>
               <p class="help-text">Sign in to Deezer in Services → Deezer to enable downloads</p>
             </fieldset>
           {/if}
@@ -306,6 +338,13 @@
     color: #808080;
   }
 
+  .actions-row {
+    display: flex;
+    justify-content: space-between;
+    align-items: flex-start;
+    gap: 8px;
+  }
+
   .warning-text {
     margin: 0 0 8px 0;
     font-size: 12px;

src/routes/services/deezer/playlists/[id]/+page.svelte

@@ -352,6 +352,9 @@
       onTrackClick={handleTrackClick}
       onDownloadTrack={handleDownloadTrack}
       onDownloadPlaylist={handleDownloadPlaylist}
+      onRefresh={refreshPlaylistTracks}
+      {refreshing}
+      {lastCached}
       {downloadingTrackIds}
     />
   {/if}

src/routes/services/spotify/playlists/[id]/+page.svelte

@@ -8,6 +8,7 @@
     getCachedPlaylistTracks,
     getCachedTracks,
     upsertPlaylistTracks,
+    upsertTracks,
     type SpotifyPlaylist,
     type SpotifyPlaylistTrack,
     type SpotifyTrack
@@ -22,12 +23,14 @@
 
   let playlistId = $derived($page.params.id!);
   let loading = $state(true);
+  let refreshing = $state(false);
   let error = $state<string | null>(null);
   let playlist = $state<SpotifyPlaylist | null>(null);
   let playlistTracks = $state<SpotifyPlaylistTrack[]>([]);
   let selectedTrackIndex = $state<number | null>(null);
   let coverImageUrl = $state<string | undefined>(undefined);
   let downloadingTrackIds = $state(new Set<string>());
+  let lastCached = $state<number | null>(null);
 
   // Convert Spotify tracks to Track type for CollectionView
   let tracks = $derived<Track[]>(
@@ -96,6 +99,8 @@
       cached_at: track.cached_at
     }));
 
+    lastCached = allTracks[0]?.cached_at || null;
+
     // Set cover art from first track's album
     if (allTracks.length > 0) {
       if (allTracks[0].album_image_url) {
@@ -171,6 +176,7 @@
     } else {
       playlist = cachedPlaylist;
       coverImageUrl = playlist.image_url;
+      lastCached = playlist.cached_at;
     }
 
     // Load tracks
@@ -204,6 +210,56 @@
     }
   }
 
+  function ensureSpotifyAuth(): boolean {
+    if (!$spotifyAuth.accessToken || !$spotifyAuth.clientId || !$spotifyAuth.clientSecret || !$spotifyAuth.refreshToken) {
+      return false;
+    }
+    spotifyAPI.setClientCredentials($spotifyAuth.clientId, $spotifyAuth.clientSecret);
+    spotifyAPI.setTokens($spotifyAuth.accessToken, $spotifyAuth.refreshToken, $spotifyAuth.expiresAt!);
+    return true;
+  }
+
+  async function refreshPlaylist() {
+    if (refreshing) return;
+    if (!ensureSpotifyAuth()) {
+      setError('Not logged in to Spotify');
+      return;
+    }
+
+    refreshing = true;
+
+    try {
+      if (playlistId === 'spotify-likes') {
+        // Refresh liked tracks
+        const apiTracks = await spotifyAPI.getAllUserTracks();
+        await upsertTracks(apiTracks);
+
+        // Reload from cache
+        await loadSpotifyLikes();
+      } else {
+        // Refresh regular playlist tracks
+        const apiTracks = await spotifyAPI.getPlaylistTracks(playlistId);
+        await upsertPlaylistTracks(playlistId, apiTracks);
+
+        // Reload from cache
+        const cachedTracks = await getCachedPlaylistTracks(playlistId);
+        playlistTracks = cachedTracks;
+
+        if (playlist) {
+          playlist.track_count = cachedTracks.length;
+        }
+      }
+
+      lastCached = Math.floor(Date.now() / 1000);
+      console.log('[Spotify Playlist] Refresh complete!');
+    } catch (e) {
+      console.error('Error refreshing playlist:', e);
+      setError('Error refreshing playlist: ' + (e instanceof Error ? e.message : String(e)));
+    } finally {
+      refreshing = false;
+    }
+  }
+
   function handleTrackClick(index: number) {
     selectedTrackIndex = index;
   }
@@ -294,6 +350,9 @@
       onTrackClick={handleTrackClick}
       onDownloadTrack={handleDownloadTrack}
       onDownloadPlaylist={handleDownloadPlaylist}
+      onRefresh={refreshPlaylist}
+      {refreshing}
+      {lastCached}
     />
   </div>
 {/if}