Add inbox issue search fallback

ui/src/lib/inbox.test.ts

@@ -20,6 +20,7 @@ import {
   getApprovalsForTab,
   getInboxWorkItems,
   getInboxKeyboardSelectionIndex,
+  getInboxSearchFallbackIssues,
   getRecentTouchedIssues,
   getUnreadTouchedIssues,
   groupInboxWorkItems,
@@ -611,6 +612,65 @@ describe("inbox helpers", () => {
     ).toEqual(["newer", "older"]);
   });
 
+  it("uses remote issue results only when local inbox search has no matches", () => {
+    const remoteMatch = makeIssue("remote-match", false);
+    remoteMatch.status = "in_progress";
+
+    expect(
+      getInboxSearchFallbackIssues({
+        query: "pull/3303",
+        filteredWorkItems: [],
+        archivedSearchIssues: [],
+        remoteIssues: [remoteMatch],
+        issueFilters: {
+          statuses: ["in_progress"],
+          priorities: [],
+          assignees: [],
+          labels: [],
+          projects: [],
+          workspaces: [],
+          showRoutineExecutions: false,
+        },
+      }).map((issue) => issue.id),
+    ).toEqual(["remote-match"]);
+
+    expect(
+      getInboxSearchFallbackIssues({
+        query: "pull/3303",
+        filteredWorkItems: [{ kind: "issue", timestamp: 1, issue: makeIssue("local", false) }],
+        archivedSearchIssues: [],
+        remoteIssues: [remoteMatch],
+        issueFilters: {
+          statuses: [],
+          priorities: [],
+          assignees: [],
+          labels: [],
+          projects: [],
+          workspaces: [],
+          showRoutineExecutions: false,
+        },
+      }),
+    ).toEqual([]);
+
+    expect(
+      getInboxSearchFallbackIssues({
+        query: "pull/3303",
+        filteredWorkItems: [],
+        archivedSearchIssues: [makeIssue("archived", false)],
+        remoteIssues: [remoteMatch],
+        issueFilters: {
+          statuses: [],
+          priorities: [],
+          assignees: [],
+          labels: [],
+          projects: [],
+          workspaces: [],
+          showRoutineExecutions: false,
+        },
+      }),
+    ).toEqual([]);
+  });
+
   it("defaults the remembered inbox tab to mine and persists all", () => {
     localStorage.clear();
     expect(loadLastInboxTab()).toBe("mine");

ui/src/lib/inbox.ts

@@ -7,6 +7,7 @@ import type {
   JoinRequest,
 } from "@paperclipai/shared";
 import {
+  applyIssueFilters,
   defaultIssueFilterState,
   type IssueFilterState,
 } from "./issue-filters";
@@ -370,6 +371,30 @@ export function getArchivedInboxSearchIssues({
     .sort(sortIssuesByMostRecentActivity);
 }
 
+export function getInboxSearchFallbackIssues({
+  query,
+  filteredWorkItems,
+  archivedSearchIssues,
+  remoteIssues,
+  issueFilters,
+  currentUserId,
+  enableRoutineVisibilityFilter = false,
+}: {
+  query: string;
+  filteredWorkItems: InboxWorkItem[];
+  archivedSearchIssues: Issue[];
+  remoteIssues: Issue[];
+  issueFilters: IssueFilterState;
+  currentUserId?: string | null;
+  enableRoutineVisibilityFilter?: boolean;
+}): Issue[] {
+  const normalizedQuery = query.trim();
+  if (!normalizedQuery) return [];
+  if (filteredWorkItems.length > 0) return [];
+  if (archivedSearchIssues.length > 0) return [];
+  return applyIssueFilters(remoteIssues, issueFilters, currentUserId, enableRoutineVisibilityFilter);
+}
+
 export function resolveIssueWorkspaceName(
   issue: Pick<Issue, "executionWorkspaceId" | "projectId" | "projectWorkspaceId">,
   {