workspace file search (#2002)

frontend/src/components/ui-new/containers/SessionChatBoxContainer.tsx

@@ -553,6 +553,7 @@ export function SessionChatBoxContainer({
   return (
     <SessionChatBox
       status={status}
+      workspaceId={workspaceId}
       projectId={projectId}
       editor={{
         value: editorValue,

frontend/src/components/ui-new/primitives/ChatBoxBase.tsx

@@ -32,6 +32,7 @@ interface ChatBoxBaseProps {
   placeholder: string;
   onCmdEnter: () => void;
   disabled?: boolean;
+  workspaceId?: string;
   projectId?: string;
   autoFocus?: boolean;
 
@@ -81,6 +82,7 @@ export function ChatBoxBase({
   placeholder,
   onCmdEnter,
   disabled,
+  workspaceId,
   projectId,
   autoFocus,
   variant,
@@ -142,6 +144,7 @@ export function ChatBoxBase({
           onCmdEnter={onCmdEnter}
           disabled={disabled}
           className="min-h-0 max-h-[50vh] overflow-y-auto"
+          workspaceId={workspaceId}
           projectId={projectId}
           autoFocus={autoFocus}
           onPasteFiles={onPasteFiles}

frontend/src/components/ui-new/primitives/SessionChatBox.tsx

@@ -129,6 +129,7 @@ interface SessionChatBoxProps {
   reviewComments?: ReviewCommentsProps;
   toolbarActions?: ToolbarActionsProps;
   error?: string | null;
+  workspaceId?: string;
   projectId?: string;
   agent?: BaseCodingAgent | null;
   executor?: ExecutorProps;
@@ -153,6 +154,7 @@ export function SessionChatBox({
   reviewComments,
   toolbarActions,
   error,
+  workspaceId,
   projectId,
   agent,
   executor,
@@ -488,6 +490,7 @@ export function SessionChatBox({
       placeholder={placeholder}
       onCmdEnter={handleCmdEnter}
       disabled={isDisabled}
+      workspaceId={workspaceId}
       projectId={projectId}
       autoFocus={true}
       focusKey={focusKey}

frontend/src/components/ui/wysiwyg.tsx

@@ -56,7 +56,10 @@ type WysiwygProps = {
   disabled?: boolean;
   onPasteFiles?: (files: File[]) => void;
   className?: string;
-  projectId?: string; // for file search in typeahead
+  /** Workspace ID for workspace-scoped file search (preferred over projectId) */
+  workspaceId?: string;
+  /** Project ID for file search in typeahead (fallback if workspaceId not provided) */
+  projectId?: string;
   onCmdEnter?: () => void;
   onShiftCmdEnter?: () => void;
   /** Task attempt ID for resolving .vibe-images paths (preferred over taskId) */
@@ -85,6 +88,7 @@ function WYSIWYGEditor({
   disabled = false,
   onPasteFiles,
   className,
+  workspaceId,
   projectId,
   onCmdEnter,
   onShiftCmdEnter,
@@ -251,7 +255,10 @@ function WYSIWYGEditor({
                   {autoFocus && <AutoFocusPlugin />}
                   <HistoryPlugin />
                   <MarkdownShortcutPlugin transformers={extendedTransformers} />
-                  <FileTagTypeaheadPlugin projectId={projectId} />
+                  <FileTagTypeaheadPlugin
+                    workspaceId={workspaceId}
+                    projectId={projectId}
+                  />
                   <KeyboardCommandsPlugin
                     onCmdEnter={onCmdEnter}
                     onShiftCmdEnter={onShiftCmdEnter}

frontend/src/components/ui/wysiwyg/plugins/file-tag-typeahead-plugin.tsx

@@ -62,7 +62,13 @@ function getMenuPosition(anchorEl: HTMLElement) {
   return { top, bottom, left };
 }
 
-export function FileTagTypeaheadPlugin({ projectId }: { projectId?: string }) {
+export function FileTagTypeaheadPlugin({
+  workspaceId,
+  projectId,
+}: {
+  workspaceId?: string;
+  projectId?: string;
+}) {
   const [editor] = useLexicalComposerContext();
   const [options, setOptions] = useState<FileTagOption[]>([]);
   const lastMousePositionRef = useRef<{ x: number; y: number } | null>(null);
@@ -77,7 +83,7 @@ export function FileTagTypeaheadPlugin({ projectId }: { projectId?: string }) {
       }
 
       // Here query is a string, including possible empty string ''
-      searchTagsAndFiles(query, projectId)
+      searchTagsAndFiles(query, { workspaceId, projectId })
         .then((results) => {
           setOptions(results.map((r) => new FileTagOption(r)));
         })
@@ -85,7 +91,7 @@ export function FileTagTypeaheadPlugin({ projectId }: { projectId?: string }) {
           console.error('Failed to search tags/files', err);
         });
     },
-    [projectId]
+    [workspaceId, projectId]
   );
 
   return (

frontend/src/lib/api.ts

@@ -565,6 +565,18 @@ export const attemptsApi = {
     return handleApiResponse<void>(response);
   },
 
+  searchFiles: async (
+    workspaceId: string,
+    query: string,
+    mode?: string
+  ): Promise<SearchResult[]> => {
+    const modeParam = mode ? `&mode=${encodeURIComponent(mode)}` : '';
+    const response = await makeRequest(
+      `/api/task-attempts/${workspaceId}/search?q=${encodeURIComponent(query)}${modeParam}`
+    );
+    return handleApiResponse<SearchResult[]>(response);
+  },
+
   runAgentSetup: async (
     attemptId: string,
     data: RunAgentSetupRequest

frontend/src/lib/searchTagsAndFiles.ts

@@ -1,4 +1,4 @@
-import { projectsApi, tagsApi } from '@/lib/api';
+import { attemptsApi, projectsApi, tagsApi } from '@/lib/api';
 import type { SearchResult, Tag } from 'shared/types';
 
 interface FileSearchResult extends SearchResult {
@@ -11,9 +11,14 @@ export interface SearchResultItem {
   file?: FileSearchResult;
 }
 
+export interface SearchOptions {
+  workspaceId?: string;
+  projectId?: string;
+}
+
 export async function searchTagsAndFiles(
   query: string,
-  projectId?: string
+  options?: SearchOptions
 ): Promise<SearchResultItem[]> {
   const results: SearchResultItem[] = [];
 
@@ -24,16 +29,24 @@ export async function searchTagsAndFiles(
   );
   results.push(...filteredTags.map((tag) => ({ type: 'tag' as const, tag })));
 
-  // Fetch files (if projectId is available and query has content)
-  if (projectId && query.length > 0) {
-    const fileResults = await projectsApi.searchFiles(projectId, query);
-    const fileSearchResults: FileSearchResult[] = fileResults.map((item) => ({
-      ...item,
-      name: item.path.split('/').pop() || item.path,
-    }));
-    results.push(
-      ...fileSearchResults.map((file) => ({ type: 'file' as const, file }))
-    );
+  // Fetch files - prefer workspace-scoped if available
+  if (query.length > 0) {
+    let fileResults: SearchResult[] = [];
+    if (options?.workspaceId) {
+      fileResults = await attemptsApi.searchFiles(options.workspaceId, query);
+    } else if (options?.projectId) {
+      fileResults = await projectsApi.searchFiles(options.projectId, query);
+    }
+
+    if (fileResults.length > 0) {
+      const fileSearchResults: FileSearchResult[] = fileResults.map((item) => ({
+        ...item,
+        name: item.path.split('/').pop() || item.path,
+      }));
+      results.push(
+        ...fileSearchResults.map((file) => ({ type: 'file' as const, file }))
+      );
+    }
   }
 
   return results;