feat(folder-viewer): aggregate markdown tasks

e2e/folder-panel.spec.ts

@@ -57,6 +57,50 @@ test('folder panel supports view modes navigation and refresh', async ({ createW
   await expect(mainWindow.locator('.file-preview-text')).toContainText('after refresh')
 })
 
+test('folder panel aggregates markdown tasks recursively', async ({ createWorkspace, mainWindow }) => {
+  const workspace = await createWorkspace({
+    name: 'folder-panel-tasks',
+    seed: {
+      directories: ['work/nested', 'work/dist'],
+      files: {
+        'work/plan.md': ['# Plan', '', '- [x] Root done', '- [ ] Root todo', ''].join('\n'),
+        'work/nested/roadmap.md': [
+          '# Roadmap',
+          '',
+          '## Phase 1',
+          '',
+          '- [ ] Nested todo',
+          '- [x] Nested done',
+          '',
+        ].join('\n'),
+        'work/dist/ignored.md': ['# Build output', '', '- [ ] Ignored todo', ''].join('\n'),
+      },
+    },
+  })
+
+  await setProjectRoot(mainWindow, workspace.rootDir)
+  await openFileExplorer(mainWindow)
+
+  await fileExplorerItem(mainWindow, 'work').dblclick()
+  await folderViewButton(mainWindow, 'Tasks').click()
+
+  await expect(mainWindow.locator('.file-tasks__summary')).toContainText('2 done')
+  await expect(mainWindow.locator('.file-tasks__summary')).toContainText('2 remaining')
+  await expect(mainWindow.locator('.file-tasks__summary')).toContainText('2 files')
+  await expect(mainWindow.locator('.folder-tasks__file-header').filter({ hasText: 'plan.md' })).toContainText('.')
+  await expect(mainWindow.locator('.folder-tasks__file-header').filter({ hasText: 'roadmap.md' })).toContainText('nested')
+  await expect(mainWindow.locator('.folder-tasks')).not.toContainText('Ignored todo')
+
+  await workspace.writeText('work/nested/fresh.md', ['# Fresh', '', '- [ ] Watched nested task', ''].join('\n'))
+  await expect(mainWindow.locator('.file-tasks__summary')).toContainText('3 remaining')
+  await expect(mainWindow.locator('.folder-tasks__file-header').filter({ hasText: 'fresh.md' })).toBeVisible()
+
+  await mainWindow.locator('.folder-tasks__file-header').filter({ hasText: 'roadmap.md' }).dblclick()
+  await expect(mainWindow.locator('.file-mode-switcher__button--active')).toHaveText('Tasks')
+  await expect(mainWindow.locator('.file-tasks__summary')).toContainText('1 done')
+  await expect(mainWindow.locator('.file-tasks__summary')).toContainText('1 remaining')
+})
+
 test('folder panel context menu mirrors file operations', async ({ createWorkspace, mainWindow }) => {
   const workspace = await createWorkspace({
     name: 'folder-panel-ops',

e2e/settings.spec.ts

@@ -118,6 +118,7 @@ test('normalizes custom file viewer extension defaults', () => {
       { extension: '.bin', defaultMode: 'hex' },
       { extension: '.bad', defaultMode: 'preview' },
     ],
+    folderTaskIgnoredDirectories: defaultTerminalSettings.fileViewer.folderTaskIgnoredDirectories,
     refreshIntervalSeconds: 9,
   })
 })

package.json

@@ -54,6 +54,7 @@
     "@xterm/xterm": "^6.0.0",
     "dockview": "^6.6.1",
     "framer-motion": "^12.40.0",
+    "highlight.js": "^11.11.1",
     "lucide-react": "^1.17.0",
     "markdown-it": "^14.2.0",
     "monaco-editor": "^0.55.1",

src/App.tsx

@@ -2483,8 +2483,26 @@ const ProjectWorkspace = forwardRef<
 			if (existingPanelId) {
 				const existingPanel = api.getPanel(existingPanelId);
 				if (existingPanel) {
+					if (options?.initialMode) {
+						existingPanel.api.updateParameters({
+							...existingPanel.params,
+							initialMode: options.initialMode,
+						});
+					}
 					existingPanel.api.setActive();
 					syncPanelFocusState();
+					if (options?.initialMode) {
+						window.requestAnimationFrame(() => {
+							window.dispatchEvent(
+								new CustomEvent('terminay-file-mode-request', {
+									detail: {
+										mode: options.initialMode,
+										path: filePath,
+									},
+								}),
+							);
+						});
+					}
 					return;
 				}
 			}
@@ -4928,12 +4946,15 @@ const ProjectWorkspace = forwardRef<
 
 	useEffect(() => {
 		const onOpenFileEvent = (event: Event) => {
-			const customEvent = event as CustomEvent<{ path?: string }>;
+			const customEvent = event as CustomEvent<{
+				initialMode?: FileViewerMode;
+				path?: string;
+			}>;
 			const filePath = customEvent.detail?.path;
 			if (!filePath) {
 				return;
 			}
-			void openFile(filePath);
+			void openFile(filePath, { initialMode: customEvent.detail.initialMode });
 		};
 
 		window.addEventListener('terminay-open-file', onOpenFileEvent);

src/components/file-viewer/FilePanel.tsx

@@ -136,6 +136,25 @@ export function FilePanel(props: IDockviewPanelProps<FilePanelInstanceParams>) {
     }
   }, [])
 
+  useEffect(() => {
+    const onModeRequest = (event: Event) => {
+      const customEvent = event as CustomEvent<{ mode?: FileViewerMode; path?: string }>
+      if (customEvent.detail?.path !== filePath || !customEvent.detail.mode) {
+        return
+      }
+
+      hasSelectedModeRef.current = true
+      hasAppliedDefaultModeRef.current = true
+      setMode(customEvent.detail.mode)
+      sessionStoreRef.current?.setMode(customEvent.detail.mode)
+    }
+
+    window.addEventListener('terminay-file-mode-request', onModeRequest)
+    return () => {
+      window.removeEventListener('terminay-file-mode-request', onModeRequest)
+    }
+  }, [filePath])
+
   const refreshDiff = useCallback(
     async (targetPath: string, options?: { keepPrevious?: boolean }) => {
       if (!isMountedRef.current) {