[react-native] Improve PermissionsAndroid types (#35286)

* Improve react-native PermissionsAndroid types

* Add tests to react-native PermissionsAndroid types

* End file with a newline

types/react-native/index.d.ts

@@ -21,6 +21,7 @@
 //                 Francesco Moro <https://github.com/franzmoro>
 //                 Wojciech Tyczynski <https://github.com/tykus160>
 //                 Jake Bloom <https://github.com/jakebloom>
+//                 Ceyhun Ozugur <https://github.com/ceyhun>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.8
 
@@ -7965,13 +7966,13 @@ export interface PermissionsAndroidStatic {
      * (https://developer.android.com/training/permissions/requesting.html#explain)
      * and then shows the system permission dialog
      */
-    request(permission: Permission, rationale?: Rationale): Promise<string>;
+    request(permission: Permission, rationale?: Rationale): Promise<PermissionStatus>;
     /**
      * Prompts the user to enable multiple permissions in the same dialog and
      * returns an object with the permissions as keys and strings as values
      * indicating whether the user allowed or denied the request
      */
-    requestMultiple(permissions: Array<string>): Promise<{ [permission: string]: PermissionStatus }>;
+    requestMultiple(permissions: Array<Permission>): Promise<{ [key in Permission]: PermissionStatus }>;
 }
 
 export interface PushNotificationPermissions {

types/react-native/test/index.tsx

@@ -88,6 +88,7 @@ import {
     requireNativeComponent,
     Keyboard,
     NetInfo,
+    PermissionsAndroid,
 } from "react-native";
 
 declare module "react-native" {
@@ -876,3 +877,35 @@ const NetInfoTest = () => {
     const subscription = NetInfo.addEventListener('connectionChange', (result) => console.log(result));
     subscription.remove();
 }
+
+const PermissionsAndroidTest = () => {
+    PermissionsAndroid.request('android.permission.CAMERA').then(result => {
+        switch (result) {
+            case 'granted':
+                break;
+            case 'denied':
+                break;
+            case 'never_ask_again':
+                break;
+        }
+    })
+
+    PermissionsAndroid.requestMultiple(['android.permission.CAMERA', 'android.permission.ACCESS_FINE_LOCATION']).then(results => {
+        switch (results['android.permission.CAMERA']) {
+            case 'granted':
+                break;
+            case 'denied':
+                break;
+            case 'never_ask_again':
+                break;
+        }
+        switch (results['android.permission.ACCESS_FINE_LOCATION']) {
+            case 'granted':
+                break;
+            case 'denied':
+                break;
+            case 'never_ask_again':
+                break;
+        }
+    })
+}