fixup: fix requestMultiple

Author: bzoz

src/module.windows.ts

@@ -1,5 +1,4 @@
 import {NativeModules} from 'react-native';
-import {RESULTS, PERMISSIONS} from './constants';
 import {Contract} from './contract';
 import {NotificationsResponse, Permission, PermissionStatus} from './types';
 import {uniq} from './utils';
@@ -38,7 +37,8 @@ async function checkMultiple<P extends Permission[]>(
   permissions: P,
 ): Promise<Record<P[number], PermissionStatus>> {
   const result = {} as Record<P[number], PermissionStatus>;
-  const promises = permissions.map(async (permission: P[number]) => {
+  const dedup = uniq(permissions);
+  const promises = dedup.map(async (permission: P[number]) => {
     const promise = check(permission);
     result[permission] = await promise;
     return promise;
@@ -51,12 +51,11 @@ async function requestMultiple<P extends Permission[]>(
   permissions: P,
 ): Promise<Record<P[number], PermissionStatus>> {
   const result = {} as Record<P[number], PermissionStatus>;
-  const promises = permissions.map(async (permission: P[number]) => {
-    const promise = request(permission);
-    result[permission] = await promise;
-    return promise;
-  });
-  Promise.all(promises);
+  const dedup = uniq(permissions);
+  for (let idx = 0; idx < dedup.length; ++idx) {
+    const permission: P[number] = dedup[idx];
+    result[permission] = await request(permission);
+  }
   return result;
 }