Changeset 0.27.1 (#167)

src/js/pane-container.js

@@ -440,6 +440,48 @@ function _resetPaneSize(el) {
 
 // ── Persistence ─────────────────────────────
 
+// v0.27.0: Debounced server sync for cross-device pane layout persistence.
+var _paneSyncTimer = null;
+function _syncPaneLayoutsToServer() {
+    if (_paneSyncTimer) clearTimeout(_paneSyncTimer);
+    _paneSyncTimer = setTimeout(function() {
+        try {
+            // Collect all sb_layout_* keys
+            var layouts = {};
+            for (var i = 0; i < localStorage.length; i++) {
+                var k = localStorage.key(i);
+                if (k && k.indexOf('sb_layout_') === 0) {
+                    try { layouts[k] = JSON.parse(localStorage.getItem(k)); } catch (_) {}
+                }
+            }
+            if (typeof API !== 'undefined' && API._put) {
+                API._put('/api/v1/settings', { pane_layouts: layouts }).catch(function() {});
+            }
+        } catch (_) {}
+    }, 2000); // 2s debounce — avoid hammering during resize drags
+}
+
+// v0.27.0: On page load, restore pane layouts from server if available.
+// Called once from PaneContainer init (or surface boot).
+function _loadPaneLayoutsFromServer() {
+    if (typeof API === 'undefined' || !API._get) return;
+    API._get('/api/v1/settings').then(function(settings) {
+        if (!settings || !settings.pane_layouts) return;
+        var layouts = settings.pane_layouts;
+        for (var key in layouts) {
+            if (key.indexOf('sb_layout_') === 0 && layouts[key]) {
+                // Only overwrite if localStorage is empty for this key
+                if (!localStorage.getItem(key)) {
+                    localStorage.setItem(key, JSON.stringify(layouts[key]));
+                }
+            }
+        }
+    }).catch(function() {});
+}
+
+// Kick off server layout load on script execution
+if (typeof API !== 'undefined') _loadPaneLayoutsFromServer();
+
 function _persistSizes(surfaceId, splitEl) {
     const key = 'sb_layout_' + surfaceId;
     try {
@@ -456,6 +498,9 @@ function _persistSizes(surfaceId, splitEl) {
         try { existing = JSON.parse(localStorage.getItem(key) || '{}'); } catch (_) {}
         Object.assign(existing, sizes);
         localStorage.setItem(key, JSON.stringify(existing));
+
+        // v0.27.0: Debounced sync to server for cross-device persistence
+        _syncPaneLayoutsToServer();
     } catch (_) {}
 }