diff --git a/apps/ai-game-creator-shell/src/features/project-workspace/resourceReferences.ts b/apps/ai-game-creator-shell/src/features/project-workspace/resourceReferences.ts
index 966f67a7a..bab8718ff 100644
--- a/apps/ai-game-creator-shell/src/features/project-workspace/resourceReferences.ts
+++ b/apps/ai-game-creator-shell/src/features/project-workspace/resourceReferences.ts
@@ -559,7 +559,7 @@ export function legacyContentDtoToContent(dto: {
   ]);
 }
 
-export function chatComposerDraftToDirectCodexUserItem(
+export function chatComposerDraftToUserItem(
   draft: ChatComposerDraft,
   id: string,
 ): UserItem {
@@ -571,11 +571,11 @@ export function chatComposerDraftToDirectCodexUserItem(
   } satisfies UserItem;
 }
 
-export function directCodexUserItemFromContent(
+export function userItemFromContent(
   content: readonly UserContentPart[],
   id: string,
 ): UserItem {
-  return chatComposerDraftToDirectCodexUserItem({ content: [...content] }, id);
+  return chatComposerDraftToUserItem({ content: [...content] }, id);
 }
 
 /**
diff --git a/apps/ai-game-creator-shell/src/view/project-development/chat/DirectProjectChatView.tsx b/apps/ai-game-creator-shell/src/view/project-development/chat/DirectProjectChatView.tsx
index 8a0387795..67c42d514 100644
--- a/apps/ai-game-creator-shell/src/view/project-development/chat/DirectProjectChatView.tsx
+++ b/apps/ai-game-creator-shell/src/view/project-development/chat/DirectProjectChatView.tsx
@@ -13,7 +13,7 @@ import { AGENT_CHAT_SCROLL_BOTTOM_THRESHOLD } from '../../../app/constants';
 import { claimInitialTurnForPage } from '../../../app/initialTurnClaims';
 import type { PendingUiConfirmation } from '../../../app/types';
 import { projectNameFromPath } from '../../../features/agent-runtime';
-import { directCodexUserItemFromContent } from '../../../features/project-workspace/resourceReferences';
+import { userItemFromContent } from '../../../features/project-workspace/resourceReferences';
 import { type ApprovalMode, approvalModeLabel } from '../approvalMode';
 import { ApprovalModeDialog } from '../ApprovalModeDialog';
 import { DirectProjectChatHeader } from './components/DirectProjectChatHeader/DirectProjectChatHeader';
@@ -193,7 +193,7 @@ export function DirectProjectChatView({
       return;
     }
     const clientTurnId = createDirectProjectTurnId();
-    const userItem = directCodexUserItemFromContent(
+    const userItem = userItemFromContent(
       initialTurn.content,
       directCodexConversationMessageId(clientTurnId, 'user'),
     );
diff --git a/apps/ai-game-creator-shell/src/view/project-development/chat/controller/useDirectProjectChatController.ts b/apps/ai-game-creator-shell/src/view/project-development/chat/controller/useDirectProjectChatController.ts
index 622268e8b..ab0fdd4fb 100644
--- a/apps/ai-game-creator-shell/src/view/project-development/chat/controller/useDirectProjectChatController.ts
+++ b/apps/ai-game-creator-shell/src/view/project-development/chat/controller/useDirectProjectChatController.ts
@@ -13,8 +13,8 @@ import type {
 import { projectRuntimeVisibleError } from '../../../../features/agent-runtime';
 import { uploadLocalFilesAsAttachments } from '../../../../features/app-shell/useHomeProjectCreation';
 import {
-  directCodexUserItemFromContent,
   hasMeaningfulDirectCodexContent,
+  userItemFromContent,
 } from '../../../../features/project-workspace/resourceReferences';
 import { captureAgentRuntimeError } from '../../../../services/errorReporting';
 import {
@@ -388,7 +388,7 @@ export function useDirectProjectChatController({
   async function submit(content: UserContentPart[]): Promise<boolean> {
     if (!hasMeaningfulDirectCodexContent(content)) return false;
     const clientTurnId = createDirectProjectTurnId();
-    const userItem = directCodexUserItemFromContent(
+    const userItem = userItemFromContent(
       content,
       directCodexConversationMessageId(clientTurnId, 'user'),
     );
diff --git a/apps/ai-game-creator-shell/tests/appSurface/chat-composer.suite.ts b/apps/ai-game-creator-shell/tests/appSurface/chat-composer.suite.ts
index 078dc0547..d5b119a1c 100644
--- a/apps/ai-game-creator-shell/tests/appSurface/chat-composer.suite.ts
+++ b/apps/ai-game-creator-shell/tests/appSurface/chat-composer.suite.ts
@@ -1,4 +1,4 @@
-import { directCodexUserItemFromContent } from '../../src/features/project-workspace/resourceReferences';
+import { userItemFromContent } from '../../src/features/project-workspace/resourceReferences';
 import * as platformSession from '../../src/services/platformSession';
 import {
   appendDictationText,
@@ -222,7 +222,7 @@ function pendingTurn(
 ): DirectPendingTurn {
   return {
     clientTurnId,
-    userItem: directCodexUserItemFromContent(
+    userItem: userItemFromContent(
       [{ type: 'input_text', text }],
       `direct-codex:${clientTurnId}:user`,
     ),
@@ -314,7 +314,7 @@ export function registerChatComposerControlTests() {
   it('待发消息 chip 的 @ 引用按 manifest 显示名展开，不露出内部 resourceId', () => {
     const turn: DirectPendingTurn = {
       clientTurnId: 'client-ref',
-      userItem: directCodexUserItemFromContent(
+      userItem: userItemFromContent(
         [
           { type: 'input_text', text: '用这张图改一下' },
           { type: 'agc_resource_reference', resourceId: 'asset:hero' },
diff --git a/apps/ai-game-creator-shell/tests/appSurface/project-conversation.suite.ts b/apps/ai-game-creator-shell/tests/appSurface/project-conversation.suite.ts
index 0b0c0e024..5e471747e 100644
--- a/apps/ai-game-creator-shell/tests/appSurface/project-conversation.suite.ts
+++ b/apps/ai-game-creator-shell/tests/appSurface/project-conversation.suite.ts
@@ -1,4 +1,4 @@
-import { directCodexUserItemFromContent } from '../../src/features/project-workspace/resourceReferences';
+import { userItemFromContent } from '../../src/features/project-workspace/resourceReferences';
 import { directCodexPolicyRetryInput } from '../../src/view/project-development/chat/conversation/directCodexConversation';
 import {
   enqueueFailureNotice,
@@ -103,7 +103,7 @@ export function registerProjectConversationTests() {
     const firstTurn = {
       clientTurnId: 'direct-turn-1',
       creationType: 'game' as const,
-      userItem: directCodexUserItemFromContent(
+      userItem: userItemFromContent(
         [
           { type: 'input_text' as const, text: '用这张图改一下' },
           {
diff --git a/apps/ai-game-creator-shell/tests/resourceReferences.test.ts b/apps/ai-game-creator-shell/tests/resourceReferences.test.ts
index 6b133521d..71fb85546 100644
--- a/apps/ai-game-creator-shell/tests/resourceReferences.test.ts
+++ b/apps/ai-game-creator-shell/tests/resourceReferences.test.ts
@@ -4,7 +4,7 @@ import type { GameCreationAppAssetManifestEntry } from '../../../packages/shared
 import {
   buildContentFromPastedText,
   type ChatComposerDraft,
-  chatComposerDraftToDirectCodexUserItem,
+  chatComposerDraftToUserItem,
   type ChatReference,
   chatReferenceMentionToken,
   contentPartText,
@@ -39,9 +39,7 @@ describe('DirectProject user Response item', () => {
       ],
     };
 
-    expect(
-      chatComposerDraftToDirectCodexUserItem(draft, 'turn-1:user'),
-    ).toEqual({
+    expect(chatComposerDraftToUserItem(draft, 'turn-1:user')).toEqual({
       type: 'message',
       role: 'user',
       id: 'turn-1:user',
@@ -57,9 +55,7 @@ describe('DirectProject user Response item', () => {
       ],
     };
 
-    expect(
-      chatComposerDraftToDirectCodexUserItem(draft, 'turn-2:user'),
-    ).toEqual({
+    expect(chatComposerDraftToUserItem(draft, 'turn-2:user')).toEqual({
       type: 'message',
       role: 'user',
       id: 'turn-2:user',
@@ -80,9 +76,9 @@ describe('DirectProject user Response item', () => {
       ],
     };
 
-    expect(
-      chatComposerDraftToDirectCodexUserItem(draft, 'turn-3:user').content,
-    ).toEqual(draft.content);
+    expect(chatComposerDraftToUserItem(draft, 'turn-3:user').content).toEqual(
+      draft.content,
+    );
   });
 
   it('只有最终 content 全为空白时才判定为空输入', () => {