Improve PDF opening time

wtetsu · Aug 30, 2020 · c55d1ef · c55d1ef
1 parent e8db5ff
commit c55d1ef
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Showing 2 changed files with 12 additions and 6 deletions.
diff --git a/src/background/background.js b/src/background/background.js
@@ -30,6 +30,7 @@ chrome.runtime.onMessage.addListener((request, _sender, sendResponse) => {
     case "open_pdf": {
       const id = uniqueId(32);
       queue.push(id, request.payload);
+      chrome.runtime.sendMessage({ type: "prepare_pdf" });
       chrome.runtime.openOptionsPage(() => {
         sendResponse();
       });

diff --git a/src/options/app.tsx b/src/options/app.tsx
@@ -39,7 +39,7 @@ const sendMessage = async (message: any) => {
 const App = () => {
   const [mode, setMode] = useState<"loading" | "options" | "pdf">("loading");
 
-  const showPdfViewer = async (id: string) => {
+  const showPdfViewer = (id: string) => {
     setMode("pdf");
     location.href = `pdf/web/viewer.html?id=${id}`;
   };
@@ -55,12 +55,17 @@ const App = () => {
     };
     init();
 
-    setInterval(async () => {
-      const id = (await sendMessage({ type: "shift_pdf_id" })) as string;
-      if (id) {
-        showPdfViewer(id);
+    chrome.runtime.onMessage.addListener(async (request) => {
+      switch (request?.type) {
+        case "prepare_pdf": {
+          const id = (await sendMessage({ type: "shift_pdf_id" })) as string;
+          if (id) {
+            showPdfViewer(id);
+          }
+          break;
+        }
       }
-    }, 3000);
+    });
   }, []);
 
   switch (mode) {