Add task sidebar auto-open setting

apps/desktop/src/clientPersistence.test.ts

@@ -49,6 +49,7 @@ function makeSecretStorage(available: boolean): DesktopSecretStorage {
 }
 
 const clientSettings: ClientSettings = {
+  autoOpenPlanSidebar: false,
   confirmThreadArchive: true,
   confirmThreadDelete: false,
   diffWordWrap: true,

apps/web/src/components/ChatView.tsx

@@ -616,6 +616,7 @@
     (store) => store.setStickyModelSelection,
   );
   const timestampFormat = settings.timestampFormat;
+  const autoOpenPlanSidebar = settings.autoOpenPlanSidebar;
   const navigate = useNavigate();
   const rawSearch = useSearch({
     strict: false,
@@ -1557,7 +1558,7 @@
   );
 
   const focusComposer = useCallback(() => {
     composerRef.current?.focusAtEnd();
   }, []);
   const scheduleComposerFocus = useCallback(() => {
     window.requestAnimationFrame(() => {
@@ -1565,7 +1566,7 @@
     });
   }, [focusComposer]);
   const addTerminalContextToDraft = useCallback((selection: TerminalContextSelection) => {
     composerRef.current?.addTerminalContext(selection);
   }, []);
   const setTerminalOpen = useCallback(
     (open: boolean) => {
@@ -2010,6 +2011,7 @@
       planSidebarOpenOnNextThreadRef.current = false;
       setPlanSidebarOpen(true);
     } else {
+      planSidebarOpenOnNextThreadRef.current = false;
       setPlanSidebarOpen(false);
     }
     planSidebarDismissedForTurnRef.current = null;
@@ -2018,14 +2020,21 @@
   // Auto-open the plan sidebar when plan/todo steps arrive for the current turn.
   // Don't auto-open for plans carried over from a previous turn (the user can open manually).
   useEffect(() => {
+    if (!autoOpenPlanSidebar) return;
     if (!activePlan) return;
     if (planSidebarOpen) return;
     const latestTurnId = activeLatestTurn?.turnId ?? null;
     if (latestTurnId && activePlan.turnId !== latestTurnId) return;
     const turnKey = activePlan.turnId ?? sidebarProposedPlan?.turnId ?? "__dismissed__";
     if (planSidebarDismissedForTurnRef.current === turnKey) return;
     setPlanSidebarOpen(true);
-  }, [activePlan, activeLatestTurn?.turnId, planSidebarOpen, sidebarProposedPlan?.turnId]);
+  }, [
+    activePlan,
+    activeLatestTurn?.turnId,
+    autoOpenPlanSidebar,
+    planSidebarOpen,
+    sidebarProposedPlan?.turnId,
+  ]);
 
   useEffect(() => {
     setIsRevertingCheckpoint(false);
@@ -2236,7 +2245,7 @@
       const shortcutContext = {
         terminalFocus: isTerminalFocused(),
         terminalOpen: Boolean(terminalState.terminalOpen),
         modelPickerOpen: composerRef.current?.isModelPickerOpen() ?? false,
       };
 
       const command = resolveShortcutCommand(event, keybindings, {
@@ -2773,7 +2782,7 @@
         };
       });
       promptRef.current = "";
       composerRef.current?.resetCursorState({ cursor: 0 });
     },
     [activePendingProgress?.activeQuestion, activePendingUserInput],
   );
@@ -2800,7 +2809,7 @@
           ),
         },
       }));
       const snapshot = composerRef.current?.readSnapshot();
       if (
         snapshot?.value !== value ||
         snapshot.cursor !== nextCursor ||
@@ -2863,7 +2872,7 @@
         return;
       }
 
       const sendCtx = composerRef.current?.getSendContext();
       if (!sendCtx) {
         return;
       }
@@ -2950,7 +2959,7 @@
         // Optimistically open the plan sidebar when implementing (not refining).
         // "default" mode here means the agent is executing the plan, which produces
         // step-tracking activities that the sidebar will display.
-        if (nextInteractionMode === "default") {
+        if (nextInteractionMode === "default" && autoOpenPlanSidebar) {
           planSidebarDismissedForTurnRef.current = null;
           setPlanSidebarOpen(true);
         }
@@ -2979,6 +2988,7 @@
       runtimeMode,
       setComposerDraftInteractionMode,
       setThreadError,
+      autoOpenPlanSidebar,
       environmentId,
     ],
   );
@@ -3071,8 +3081,8 @@
         return waitForStartedServerThread(scopeThreadRef(activeThread.environmentId, nextThreadId));
       })
       .then(() => {
-        // Signal that the plan sidebar should open on the new thread.
-        planSidebarOpenOnNextThreadRef.current = true;
+        // Signal that the plan sidebar should open on the new thread when enabled.
+        planSidebarOpenOnNextThreadRef.current = autoOpenPlanSidebar;
         return navigate({
           to: "/$environmentId/$threadId",
           params: {
@@ -3113,6 +3123,7 @@
     navigate,
     resetLocalDispatch,
     runtimeMode,
+    autoOpenPlanSidebar,
     environmentId,
   ]);
 

apps/web/src/components/settings/SettingsPanels.tsx

@@ -472,6 +472,9 @@ export function useSettingsRestore(onRestored?: () => void) {
       ...(settings.diffWordWrap !== DEFAULT_UNIFIED_SETTINGS.diffWordWrap
         ? ["Diff line wrapping"]
         : []),
+      ...(settings.autoOpenPlanSidebar !== DEFAULT_UNIFIED_SETTINGS.autoOpenPlanSidebar
+        ? ["Task sidebar"]
+        : []),
       ...(settings.enableAssistantStreaming !== DEFAULT_UNIFIED_SETTINGS.enableAssistantStreaming
         ? ["Assistant output"]
         : []),
@@ -493,6 +496,7 @@ export function useSettingsRestore(onRestored?: () => void) {
     [
       areProviderSettingsDirty,
       isGitWritingModelDirty,
+      settings.autoOpenPlanSidebar,
       settings.confirmThreadArchive,
       settings.confirmThreadDelete,
       settings.addProjectBaseDirectory,
@@ -945,6 +949,32 @@ export function GeneralSettingsPanel() {
           }
         />
 
+        <SettingsRow
+          title="Task sidebar"
+          description="Open the plan and task sidebar automatically when steps appear."
+          resetAction={
+            settings.autoOpenPlanSidebar !== DEFAULT_UNIFIED_SETTINGS.autoOpenPlanSidebar ? (
+              <SettingResetButton
+                label="task sidebar"
+                onClick={() =>
+                  updateSettings({
+                    autoOpenPlanSidebar: DEFAULT_UNIFIED_SETTINGS.autoOpenPlanSidebar,
+                  })
+                }
+              />
+            ) : null
+          }
+          control={
+            <Switch
+              checked={settings.autoOpenPlanSidebar}
+              onCheckedChange={(checked) =>
+                updateSettings({ autoOpenPlanSidebar: Boolean(checked) })
+              }
+              aria-label="Open the task sidebar automatically"
+            />
+          }
+        />
+
         <SettingsRow
           title="New threads"
           description="Pick the default workspace mode for newly created draft threads."

apps/web/src/localApi.test.ts

@@ -529,6 +529,7 @@ describe("wsApi", () => {
 
   it("reads and writes persistence through the desktop bridge when available", async () => {
     const clientSettings = {
+      autoOpenPlanSidebar: false,
       confirmThreadArchive: true,
       confirmThreadDelete: false,
       diffWordWrap: true,
@@ -587,6 +588,7 @@ describe("wsApi", () => {
     const { createLocalApi } = await import("./localApi");
     const api = createLocalApi(rpcClientMock as never);
     const clientSettings = {
+      autoOpenPlanSidebar: false,
       confirmThreadArchive: true,
       confirmThreadDelete: false,
       diffWordWrap: true,

packages/contracts/src/settings.ts

@@ -31,6 +31,7 @@ export type SidebarProjectGroupingMode = typeof SidebarProjectGroupingMode.Type;
 export const DEFAULT_SIDEBAR_PROJECT_GROUPING_MODE: SidebarProjectGroupingMode = "repository";
 
 export const ClientSettingsSchema = Schema.Struct({
+  autoOpenPlanSidebar: Schema.Boolean.pipe(Schema.withDecodingDefault(Effect.succeed(true))),
   confirmThreadArchive: Schema.Boolean.pipe(Schema.withDecodingDefault(Effect.succeed(false))),
   confirmThreadDelete: Schema.Boolean.pipe(Schema.withDecodingDefault(Effect.succeed(true))),
   diffWordWrap: Schema.Boolean.pipe(Schema.withDecodingDefault(Effect.succeed(false))),
@@ -243,6 +244,7 @@ export const ServerSettingsPatch = Schema.Struct({
 export type ServerSettingsPatch = typeof ServerSettingsPatch.Type;
 
 export const ClientSettingsPatch = Schema.Struct({
+  autoOpenPlanSidebar: Schema.optionalKey(Schema.Boolean),
   confirmThreadArchive: Schema.optionalKey(Schema.Boolean),
   confirmThreadDelete: Schema.optionalKey(Schema.Boolean),
   diffWordWrap: Schema.optionalKey(Schema.Boolean),