Folder move added

webui/html/app.js

@@ -259,6 +259,30 @@ function baseName(path) {
   return index >= 0 ? path.slice(index + 1) : path;
 }
 
+function rootKeyFromPath(path) {
+  const normalized = (path || "").trim();
+  if (!normalized) {
+    return null;
+  }
+  if (normalized.startsWith("/")) {
+    const segments = normalized.split("/").filter(Boolean);
+    if (segments.length < 2) {
+      return normalized;
+    }
+    return `/${segments[0]}/${segments[1]}`;
+  }
+  return normalized.split("/")[0];
+}
+
+function isNestedPath(sourcePath, destinationPath) {
+  const source = (sourcePath || "").replace(/\/+$/, "");
+  const destination = (destinationPath || "").replace(/\/+$/, "");
+  if (!source || !destination) {
+    return false;
+  }
+  return destination.startsWith(`${source}/`);
+}
+
 function renderBreadcrumbs(pane, path) {
   const nav = document.getElementById(`${pane}-breadcrumbs`);
   nav.innerHTML = "";
@@ -892,6 +916,12 @@ function showDirectoryMoveNotSupported() {
   setStatus(message);
 }
 
+function showBatchDirectoryMoveNotSupported() {
+  const message = "Batch directory move is not supported in v1";
+  setError("actions-error", message);
+  setStatus(message);
+}
+
 function resetRenameMoveState() {
   renameMoveState = {
     source: null,
@@ -965,7 +995,7 @@ function openF6Flow() {
     return openRenameMovePopup();
   }
   if (selectedItems.some((item) => item.kind !== "file")) {
-    showDirectoryMoveNotSupported();
+    showBatchDirectoryMoveNotSupported();
     return true;
   }
   return openBatchMovePopup(selectedItems);
@@ -991,9 +1021,17 @@ async function submitRenameMovePopup() {
     elements.error.textContent = "Destination must differ from source";
     return;
   }
-  if (source.kind === "directory" && destinationParent !== sourceParent) {
-    elements.error.textContent = "Directory move is not supported in v1";
-    return;
+  if (source.kind === "directory") {
+    if (isNestedPath(source.path, destination)) {
+      elements.error.textContent = "Destination cannot be inside source";
+      return;
+    }
+    if (destinationParent !== sourceParent) {
+      if (rootKeyFromPath(destination) !== rootKeyFromPath(source.path)) {
+        elements.error.textContent = "Cross-root directory move is not supported in v1";
+        return;
+      }
+    }
   }
 
   try {