fix: add region to microsoft translator api (#1009)

fixed #1004
update preference prompt for the Microsoft translator.

src/modules/services/microsoft.ts

@@ -2,15 +2,23 @@ import { TranslateTaskProcessor } from "../../utils/task";
 
 export default <TranslateTaskProcessor>async function (data) {
   const reqBody = JSON.stringify([{ Text: data.raw }]);
-
+  const params = data.secret.split("#");
+  const secretKey = params[0];
+  const headers: Record<string, string> = {
+    "Content-Type": "application/json",
+    "Ocp-Apim-Subscription-Key": secretKey,
+  };
+  // Sometimes the MicroSoft translator service need a region parameter.
+  // The region string is in lower case without space inside. East Asia -> eastasia
+  if (params[1]) {
+    const region = params[1].replace(" ", "").toLowerCase();
+    if (params[1] != "global") headers["Ocp-Apim-Subscription-Region"] = region;
+  }
   const xhr = await Zotero.HTTP.request(
     "POST",
     `https://api.cognitive.microsofttranslator.com/translate?api-version=3.0&to=${data.langto}`,
     {
-      headers: {
-        "Content-Type": "application/json",
-        "Ocp-Apim-Subscription-Key": data.secret,
-      },
+      headers: headers,
       responseType: "json",
       body: reqBody,
     },

src/utils/config.ts

@@ -100,13 +100,13 @@ export const SERVICES: Readonly<Readonly<TranslateService>[]> = <const>[
     id: "microsoft",
     defaultSecret: "",
     secretValidator(secret: string) {
-      const flag = secret?.length === 32;
+      const flag = secret?.length === 32 || secret?.length === 84;
       return {
         secret,
         status: flag,
         info: flag
           ? ""
-          : `The secret is your Azure translate service KEY. The secret length must be 32, but got ${secret?.length}.`,
+          : `The secret is your Azure translate serviceKEY#region(required if the region is not global). The secret length must be 32 or 84, but got ${secret?.length}.`,
       };
     },
   },