fix: 用 chrome.storage.session 传 base64，background 下载

2026-07-27 15:07:51 +08:00
parent 7b8b560dc0
commit 984b03c3d6
2 changed files with 13 additions and 13 deletions
@@ -171,11 +171,14 @@ chrome.runtime.onMessage.addListener((message, sender, sendResponse) => {
    return true;
  }

-  // 下载 PPTX（base64 data URL）
+  // 下载 PPTX（从 storage 读取 base64）
  if (message?.type === "WEB_TO_PPT_DOWNLOAD") {
    (async () => {
-      const dataUrl = 'data:application/vnd.openxmlformats-officedocument.presentationml.presentation;base64,' + message.base64;
-      await chrome.downloads.download({ url: dataUrl, filename: message.filename });
+      const stored = await chrome.storage.session.get(['pptxBase64', 'pptxFilename']);
+      if (!stored.pptxBase64) throw new Error('没有待下载的数据');
+      const dataUrl = 'data:application/vnd.openxmlformats-officedocument.presentationml.presentation;base64,' + stored.pptxBase64;
+      await chrome.downloads.download({ url: dataUrl, filename: stored.pptxFilename });
+      await chrome.storage.session.remove(['pptxBase64', 'pptxFilename']);
      return { ok: true };
    })()
      .then(sendResponse)