锁定移动图片权限请求失败边界

移动文件桥接把相册权限请求失败转为结构化 host_error

移动文件桥接把相机权限请求失败转为结构化 host_error

移动文件单测覆盖权限请求失败不启动原生选择器

移动壳配置检查反查权限请求失败边界

apps/mobile-shell/src/host-bridge/files.test.ts

@@ -303,6 +303,26 @@ describe('mobile HostBridge file actions', () => {
     expect(imageLibraryMock).not.toHaveBeenCalled();
   });
 
+  test('rejects image import before picker launch when library permission request fails', async () => {
+    libraryPermissionMock.mockRejectedValueOnce(new Error('native permission failed'));
+
+    await expect(importImageFile()).rejects.toMatchObject({
+      code: 'host_error',
+      message: 'photo library permission unavailable',
+    });
+    expect(imageLibraryMock).not.toHaveBeenCalled();
+  });
+
+  test('rejects image capture before camera launch when camera permission request fails', async () => {
+    cameraPermissionMock.mockRejectedValueOnce(new Error('native permission failed'));
+
+    await expect(captureImageFile()).rejects.toMatchObject({
+      code: 'host_error',
+      message: 'camera permission unavailable',
+    });
+    expect(cameraMock).not.toHaveBeenCalled();
+  });
+
   test('imports audio and exports binary files through controlled payloads', async () => {
     fileBase64Data.set('file:///picked/voice.mp3', MP3_BASE64);
     fileSizes.set('file:///picked/voice.mp3', Buffer.byteLength('ID3\x04\x00\x00\x00\x00\x00\x10'));

apps/mobile-shell/src/host-bridge/files.ts

@@ -270,7 +270,15 @@ export async function exportMobileHostBridgeImageFile(
 }
 
 export async function importImageFile(): Promise<FileImportImageResult> {
-  const permission = await ImagePicker.requestMediaLibraryPermissionsAsync();
+  let permission: ImagePicker.MediaLibraryPermissionResponse;
+  try {
+    permission = await ImagePicker.requestMediaLibraryPermissionsAsync();
+  } catch {
+    throw {
+      code: 'host_error',
+      message: 'photo library permission unavailable',
+    } satisfies HostBridgeError;
+  }
   if (permission.status !== ImagePicker.PermissionStatus.GRANTED) {
     throw {
       code: 'host_error',
@@ -301,7 +309,15 @@ export async function importMobileHostBridgeImageFile(
 }
 
 export async function captureImageFile(): Promise<FileImportImageResult> {
-  const permission = await ImagePicker.requestCameraPermissionsAsync();
+  let permission: ImagePicker.CameraPermissionResponse;
+  try {
+    permission = await ImagePicker.requestCameraPermissionsAsync();
+  } catch {
+    throw {
+      code: 'host_error',
+      message: 'camera permission unavailable',
+    } satisfies HostBridgeError;
+  }
   if (permission.status !== ImagePicker.PermissionStatus.GRANTED) {
     throw {
       code: 'host_error',