From 327548a2d6eaace9d621d61162e89cff5a4a9604 Mon Sep 17 00:00:00 2001
From: tisfeng <tisfeng@gmail.com>
Date: Sun, 12 Jan 2025 21:18:22 +0800
Subject: [PATCH] fix: set bing retry count to 3, avoid too much retry request

---
 src/translation/microsoft/bing.ts | 41 ++++++++++++++++++++++---------
 1 file changed, 29 insertions(+), 12 deletions(-)

diff --git a/src/translation/microsoft/bing.ts b/src/translation/microsoft/bing.ts
index c71efca..473df3a 100644
--- a/src/translation/microsoft/bing.ts
+++ b/src/translation/microsoft/bing.ts
@@ -32,6 +32,8 @@ const defaultBingHost = "www.bing.com";
 // * bing host depends ip, if ip is in china, `must` use cn.bing.com, otherwise use www.bing.com. And vice versa.
 let bingHost = myPreferences.bingHost || defaultBingHost;
 
+let retryCount = 0;
+
 /**
  * Request Microsoft Bing Web Translator.
  */
@@ -104,24 +106,39 @@ export async function requestWebBingTranslate(queryWordInfo: QueryWordInfo): Pro
         const finalUrl = response.request.res.responseUrl;
         console.log(`bing finalUrl: ${finalUrl}`);
 
-        // get host
-        bingHost = new URL(finalUrl).host;
+        // Get new host
+        const newBingHost = new URL(finalUrl).host;
         const responseData = response.data;
         console.warn(`bing translate cost time: ${response.headers[requestCostTime]}`);
 
         // If bing translate response is empty, may be ip has been changed, bing tld is not correct, so check ip again, then request again.
         if (!responseData) {
-          console.warn(`bing translate response is empty, change to use new host: ${bingHost}, then request again`);
-          requestBingConfig().then((bingConfig) => {
-            if (bingConfig) {
-              requestWebBingTranslate(queryWordInfo)
-                .then((result) => resolve(result))
-                .catch((error) => reject(error));
-            } else {
-              reject(undefined);
-            }
-          });
+          if (bingHost !== newBingHost && retryCount < 3) {
+            console.warn(
+              `bing translate response is empty, change to use new host: ${bingHost}, then request again, retryCount: ${retryCount}`
+            );
+            retryCount++;
+            requestBingConfig().then((bingConfig) => {
+              if (bingConfig) {
+                requestWebBingTranslate(queryWordInfo)
+                  .then((result) => resolve(result))
+                  .catch((error) => reject(error));
+              } else {
+                return reject({
+                  type: TranslationType.Bing,
+                  message: "Bing translate response is empty, get bing config failed",
+                } as RequestErrorInfo);
+              }
+            });
+          } else {
+            return reject({
+              type: TranslationType.Bing,
+              message: "Bing translate response is empty",
+            } as RequestErrorInfo);
+          }
         } else {
+          retryCount = 0;
+
           console.log(`bing response: ${JSON.stringify(responseData, null, 4)}`);
           const bingTranslateResult = responseData[0] as BingTranslateResult;
           const translations = bingTranslateResult.translations[0].text.split("\n");