fix offline mode and layout bugs

src/lib/api/bindings.ts

@@ -806,6 +806,38 @@ async enqueueDownload(downloadId: number, streamUrl: string, targetDir: string)
 async enqueueVideoDownloads(handle: string, downloadIds: number[], targetDir: string) : Promise<null> {
     return await TAURI_INVOKE("enqueue_video_downloads", { handle, downloadIds, targetDir });
 },
+/**
+ * Walk every library on the server and persist all items to the offline cache
+ * so the full catalog is browsable offline (greyed out when not downloaded).
+ * 
+ * Best-effort: a library that fails to fetch is counted and skipped rather than
+ * aborting the whole sync. Runs libraries sequentially to avoid hammering the
+ * server. Uses `Recursive=true` so a single request per library returns the
+ * containers and their playable children.
+ */
+async syncFullCatalog(handle: string) : Promise<CatalogSyncResult> {
+    return await TAURI_INVOKE("sync_full_catalog", { handle });
+},
+/**
+ * Report the last-synced timestamp so the UI can show a hint / decide whether
+ * to trigger a fresh sync.
+ */
+async catalogSyncStatus() : Promise<CatalogSyncStatus> {
+    return await TAURI_INVOKE("catalog_sync_status");
+},
+/**
+ * Resolve the stream URL for every download row that was queued while offline
+ * (`status = 'pending' AND stream_url IS NULL`), then pump the queue so they
+ * start. Call this on reconnect.
+ * 
+ * Audio rows resolve via `get_audio_stream_url`; video rows (media_type =
+ * 'video') via the pure `get_video_download_url` builder using the row's stored
+ * `quality_preset` — mirroring `enqueue_video_downloads`. Rows whose URL can't
+ * be resolved are left pending (they retry on the next reconnect).
+ */
+async resumeQueuedDownloads(handle: string) : Promise<ResumeQueuedResult> {
+    return await TAURI_INVOKE("resume_queued_downloads", { handle });
+},
 /**
  * Get download manager statistics
  */
@@ -1505,6 +1537,20 @@ export type CachedLibrary = { id: string; serverId: string; name: string; collec
  * Cached person info returned to frontend
  */
 export type CachedPerson = { id: string; serverId: string; name: string; overview: string | null; primaryImageTag: string | null; premiereDate: string | null; endDate: string | null }
+export type CatalogSyncResult = { 
+/**
+ * Total items persisted to the offline cache across all libraries.
+ */
+itemsCached: number; 
+/**
+ * Libraries that failed to sync (e.g. server hiccup); best-effort.
+ */
+librariesFailed: number }
+export type CatalogSyncStatus = { 
+/**
+ * RFC-3339 timestamp of the last successful sync, if any.
+ */
+lastSyncedAt: string | null }
 /**
  * Connectivity status
  */
@@ -2066,6 +2112,15 @@ export type RemoteSessionStatus = { position: number; duration: number | null; i
  * TRACES: UR-005 | DR-005
  */
 export type RepeatMode = "off" | "all" | "one"
+export type ResumeQueuedResult = { 
+/**
+ * Rows whose stream URL was resolved and are now pump-eligible.
+ */
+resolved: number; 
+/**
+ * Rows that couldn't be resolved (item metadata / URL lookup failed).
+ */
+failed: number }
 /**
  * Options for search queries
  */