fix(web): disable linked pull requests when none are linked

apps/web/src/components/ChatView.tsx

@@ -1,4 +1,5 @@
 import { useLoadBalancedEnvironment } from "../hooks/useLoadBalancedEnvironment";
+import { visibleThreadPullRequests } from "@t3tools/shared/threadPullRequests";
 import type { UsageLimitSourceSnapshots } from "@t3tools/contracts";
 import {
   collectProviderUsageLimits,
@@ -4203,10 +4204,14 @@ export default function ChatView(props: ChatViewProps) {
   }, [activeThreadRef]);
   const supportsThreadPullRequests =
     serverConfig?.environment.capabilities.threadPullRequests === true;
+  const pullRequestsSurfaceAvailable =
+    isServerThread &&
+    supportsThreadPullRequests &&
+    visibleThreadPullRequests((activeThreadShell ?? activeThread)?.pullRequests ?? []).length > 0;
   const addPullRequestsSurface = useCallback(() => {
-    if (!activeThreadRef || !supportsThreadPullRequests) return;
+    if (!activeThreadRef || !pullRequestsSurfaceAvailable) return;
     useRightPanelStore.getState().open(activeThreadRef, "pull-requests");
-  }, [activeThreadRef, supportsThreadPullRequests]);
+  }, [activeThreadRef, pullRequestsSurfaceAvailable]);
   const { state: deviceState, loaded: deviceStateLoaded } = useDeviceState(
     activeThreadRef?.environmentId ?? null,
   );
@@ -8340,7 +8345,7 @@ export default function ChatView(props: ChatViewProps) {
         }
         composerDraftTarget={composerDraftTarget}
         onBack={
-          activeThreadRef !== null && supportsThreadPullRequests
+          activeThreadRef !== null && pullRequestsSurfaceAvailable
             ? addPullRequestsSurface
             : undefined
         }
@@ -8981,7 +8986,7 @@ export default function ChatView(props: ChatViewProps) {
           diffAvailable={isServerThread && isGitRepo}
           filesAvailable={activeProject !== null}
           pullRequestAvailable={pullRequestSurfaceAvailable}
-          pullRequestsAvailable={isServerThread && supportsThreadPullRequests}
+          pullRequestsAvailable={pullRequestsSurfaceAvailable}
           agentsAvailable
           deviceAvailable={activeThreadRef !== null}
           liveAgentCount={agentPanelModel.liveCount}
@@ -9039,7 +9044,7 @@ export default function ChatView(props: ChatViewProps) {
             diffAvailable={isServerThread && isGitRepo}
             filesAvailable={activeProject !== null}
             pullRequestAvailable={pullRequestSurfaceAvailable}
-            pullRequestsAvailable={isServerThread && supportsThreadPullRequests}
+            pullRequestsAvailable={pullRequestsSurfaceAvailable}
             agentsAvailable
             deviceAvailable={activeThreadRef !== null}
             liveAgentCount={agentPanelModel.liveCount}

apps/web/src/components/CommandPalette.tsx

@@ -1,6 +1,7 @@
 "use client";
 
 import { threadPullRequestLinkMode } from "@t3tools/client-runtime/thread-pull-request-compatibility";
+import { visibleThreadPullRequests } from "@t3tools/shared/threadPullRequests";
 
 import { scopeProjectRef, scopeThreadRef } from "@t3tools/client-runtime/environment";
 import {
@@ -1708,6 +1709,7 @@ function OpenCommandPaletteDialog(props: {
         value: "action:open-thread-pull-requests",
         searchTerms: ["pull requests", "linked", "stack", "prs"],
         title: "Show linked pull requests",
+        disabled: visibleThreadPullRequests(activeThread.pullRequests).length === 0,
         icon: <GitPullRequestArrowIcon className={ITEM_ICON_CLASS} />,
         run: async () => {
           useRightPanelStore.getState().open(threadRef, "pull-requests");

apps/web/src/components/RightPanelTabs.tsx

@@ -154,7 +154,7 @@ const SURFACE_DISABLED_REASONS = {
   files: "Files are only available when a project is open.",
   diff: "Diff is only available for server threads in Git repositories.",
   pullRequest: "This thread's branch has no pull request yet.",
-  pullRequests: "Linked pull requests are only available for server threads.",
+  pullRequests: "No linked pull requests are available for this thread.",
   agents: "Agents are only available from a thread.",
   device: "Devices are only available from a thread.",
 } as const;
@@ -178,7 +178,7 @@ const SURFACE_UNAVAILABLE_HINTS = {
   files: "Available when a project is open.",
   diff: "Available for Git repositories.",
   pullRequest: "No pull request on this branch yet.",
-  pullRequests: "Available for server threads.",
+  pullRequests: "No linked pull requests available.",
   agents: "Available from a thread.",
   device: "Available from a thread.",
 } as const;