锁定微信九宫切图失败提示

微信九宫切图失败不再向页面透出原生错误细节

微信九宫切图测试覆盖原生下载失败稳定提示

native shell 总门禁反查微信九宫切图失败边界

miniprogram/shell/shareGrid.js

@@ -7,6 +7,13 @@ const {
   normalizeShareGridQuery,
 } = require('../host-bridge/shareGrid');
 
+const WECHAT_SHARE_GRID_SAVE_UNAVAILABLE_MESSAGE = '九宫切图保存失败。';
+
+function rejectShareGridSaveFailure(reject, label, error) {
+  console.error(`[share-grid] ${label}`, error);
+  reject(new Error(WECHAT_SHARE_GRID_SAVE_UNAVAILABLE_MESSAGE));
+}
+
 function downloadImage(imageUrl) {
   return new Promise((resolve, reject) => {
     wx.downloadFile({
@@ -19,7 +26,7 @@ function downloadImage(imageUrl) {
         reject(new Error(`封面下载失败：${response.statusCode}`));
       },
       fail(error) {
-        reject(new Error(error.errMsg || '封面下载失败'));
+        rejectShareGridSaveFailure(reject, 'download failed', error);
       },
     });
   });
@@ -31,7 +38,7 @@ function getImageInfo(src) {
       src,
       success: resolve,
       fail(error) {
-        reject(new Error(error.errMsg || '读取封面失败'));
+        rejectShareGridSaveFailure(reject, 'read image info failed', error);
       },
     });
   });
@@ -67,7 +74,7 @@ function canvasToTempFilePath(canvas, width, height) {
         resolve(response.tempFilePath);
       },
       fail(error) {
-        reject(new Error(error.errMsg || '导出切图失败'));
+        rejectShareGridSaveFailure(reject, 'export tile failed', error);
       },
     });
   });
@@ -81,7 +88,7 @@ function saveImageToAlbum(filePath) {
         resolve();
       },
       fail(error) {
-        reject(new Error(error.errMsg || '保存到相册失败'));
+        rejectShareGridSaveFailure(reject, 'save album failed', error);
       },
     });
   });
@@ -194,8 +201,7 @@ function createWechatShareGridPage() {
       } catch (error) {
         console.error('[share-grid] save failed', error);
         this.setData({
-          errorMessage:
-            error && error.message ? error.message : '九宫切图保存失败。',
+          errorMessage: WECHAT_SHARE_GRID_SAVE_UNAVAILABLE_MESSAGE,
           loading: false,
         });
       }
@@ -208,5 +214,6 @@ function createWechatShareGridPage() {
 }
 
 module.exports = {
+  WECHAT_SHARE_GRID_SAVE_UNAVAILABLE_MESSAGE,
   createWechatShareGridPage,
 };

miniprogram/shell/shareGrid.test.js

@@ -46,4 +46,29 @@ describe('wechat share-grid shell page', () => {
     expect(page.data.loading).toBe(false);
     expect(page.data.errorMessage).toBe('缺少封面图。');
   });
+
+  test('hides downloadFile native failure details from the page', async () => {
+    const consoleError = vi
+      .spyOn(console, 'error')
+      .mockImplementation(() => undefined);
+    globalThis.wx.downloadFile = vi.fn(({ fail }) => {
+      fail({ errMsg: 'private native download detail' });
+    });
+    const page = createPage();
+
+    await page.onLoad({
+      imageUrl: 'https://web.test/cover.png',
+      title: '九宫切图',
+      publicWorkCode: 'PZ-0001',
+    });
+
+    expect(page.data.loading).toBe(false);
+    expect(page.data.errorMessage).toBe('九宫切图保存失败。');
+    expect(page.data.errorMessage).not.toContain('private native download detail');
+    expect(consoleError).toHaveBeenCalledWith(
+      '[share-grid] download failed',
+      { errMsg: 'private native download detail' },
+    );
+    consoleError.mockRestore();
+  });
 });