fix(desktop): Path mismatches cause sessions missing + strong ID + existing data fix (#25013)

3 files changed, 16 insertions, 22 deletions

diff --git a/packages/app/src/pages/layout/helpers.test.ts b/packages/app/src/pages/layout/helpers.test.ts
index 988332ab7..9cf302482 100644
--- a/packages/app/src/pages/layout/helpers.test.ts
+++ b/packages/app/src/pages/layout/helpers.test.ts
@@ -14,8 +14,8 @@ import {
   errorMessage,
   hasProjectPermissions,
   latestRootSession,
-  workspaceKey,
 } from "./helpers"
+import { pathKey } from "@/utils/path-key"
 
 const session = (input: Partial<Session> & Pick<Session, "id" | "directory">) =>
   ({
@@ -104,16 +104,16 @@ describe("layout deep links", () => {
 
 describe("layout workspace helpers", () => {
   test("normalizes trailing slash in workspace key", () => {
-    expect(workspaceKey("/tmp/demo///")).toBe("/tmp/demo")
-    expect(workspaceKey("C:\\tmp\\demo\\\\")).toBe("C:/tmp/demo")
+    expect(String(pathKey("/tmp/demo///"))).toBe("/tmp/demo")
+    expect(String(pathKey("C:\\tmp\\demo\\\\"))).toBe("C:/tmp/demo")
   })
 
   test("preserves posix and drive roots in workspace key", () => {
-    expect(workspaceKey("/")).toBe("/")
-    expect(workspaceKey("///")).toBe("/")
-    expect(workspaceKey("C:\\")).toBe("C:/")
-    expect(workspaceKey("C://")).toBe("C:/")
-    expect(workspaceKey("C:///")).toBe("C:/")
+    expect(String(pathKey("/"))).toBe("/")
+    expect(String(pathKey("///"))).toBe("/")
+    expect(String(pathKey("C:\\"))).toBe("C:/")
+    expect(String(pathKey("C://"))).toBe("C:/")
+    expect(String(pathKey("C:///"))).toBe("C:/")
   })
 
   test("keeps local first while preserving known order", () => {
diff --git a/packages/app/src/pages/layout/helpers.ts b/packages/app/src/pages/layout/helpers.ts
index 4bc5254d9..d53381e40 100644
--- a/packages/app/src/pages/layout/helpers.ts
+++ b/packages/app/src/pages/layout/helpers.ts
@@ -1,19 +1,12 @@
 import { getFilename } from "@opencode-ai/core/util/path"
 import { type Session } from "@opencode-ai/sdk/v2/client"
+import { pathKey } from "@/utils/path-key"
 
 type SessionStore = {
   session?: Session[]
   path: { directory: string }
 }
 
-export const workspaceKey = (directory: string) => {
-  const value = directory.replaceAll("\\", "/")
-  const drive = value.match(/^([A-Za-z]:)\/+$/)
-  if (drive) return `${drive[1]}/`
-  if (/^\/+$/i.test(value)) return "/"
-  return value.replace(/\/+$/, "")
-}
-
 function sortSessions(now: number) {
   const oneMinuteAgo = now - 60 * 1000
   return (a: Session, b: Session) => {
@@ -29,7 +22,7 @@ function sortSessions(now: number) {
 }
 
 const isRootVisibleSession = (session: Session, directory: string) =>
-  workspaceKey(session.directory) === workspaceKey(directory) && !session.parentID && !session.time?.archived
+  pathKey(session.directory) === pathKey(directory) && !session.parentID && !session.time?.archived
 
 export const roots = (store: SessionStore) =>
   (store.session ?? []).filter((session) => isRootVisibleSession(session, store.path.directory))
@@ -72,11 +65,11 @@ export const errorMessage = (err: unknown, fallback: string) => {
 }
 
 export const effectiveWorkspaceOrder = (local: string, dirs: string[], persisted?: string[]) => {
-  const root = workspaceKey(local)
+  const root = pathKey(local)
   const live = new Map<string, string>()
 
   for (const dir of dirs) {
-    const key = workspaceKey(dir)
+    const key = pathKey(dir)
     if (key === root) continue
     if (!live.has(key)) live.set(key, dir)
   }
@@ -85,7 +78,7 @@ export const effectiveWorkspaceOrder = (local: string, dirs: string[], persisted
 
   const result = [local]
   for (const dir of persisted) {
-    const key = workspaceKey(dir)
+    const key = pathKey(dir)
     if (key === root) continue
     const match = live.get(key)
     if (!match) continue
diff --git a/packages/app/src/pages/layout/sidebar-workspace.tsx b/packages/app/src/pages/layout/sidebar-workspace.tsx
index 0a3fc7f41..d2e887b44 100644
--- a/packages/app/src/pages/layout/sidebar-workspace.tsx
+++ b/packages/app/src/pages/layout/sidebar-workspace.tsx
@@ -16,8 +16,9 @@ import { type Session } from "@opencode-ai/sdk/v2/client"
 import { type LocalProject } from "@/context/layout"
 import { loadSessionsQuery, useGlobalSync } from "@/context/global-sync"
 import { useLanguage } from "@/context/language"
+import { pathKey } from "@/utils/path-key"
 import { NewSessionItem, SessionItem, SessionSkeleton } from "./sidebar-items"
-import { sortedRootSessions, workspaceKey } from "./helpers"
+import { sortedRootSessions } from "./helpers"
 import { useQuery } from "@tanstack/solid-query"
 
 type InlineEditorComponent = (props: {
@@ -309,7 +310,7 @@ export const SortableWorkspace = (props: {
   const slug = createMemo(() => base64Encode(props.directory))
   const sessions = createMemo(() => sortedRootSessions(workspaceStore, props.sortNow()))
   const local = createMemo(() => props.directory === props.project.worktree)
-  const active = createMemo(() => workspaceKey(props.ctx.currentDir()) === workspaceKey(props.directory))
+  const active = createMemo(() => pathKey(props.ctx.currentDir()) === pathKey(props.directory))
   const workspaceValue = createMemo(() => {
     const branch = workspaceStore.vcs?.branch
     const name = branch ?? getFilename(props.directory)