Integrare UNUserNotification

Summary:
Implementing removeAllDeliveredNotifications and removeDeliveredNotifications for remove notifications from notification center, and getDeliveredNotifications

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- [x] Explain the **motivation** for making this change.
- [x] Provide a **test plan** demonstrating that the code is solid.
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Currently, calling PushNotificationIOS.cancelAllLocalNotifications not remove the notification from the Notification Center

In iOS 10, a new UNUserNotification class was introduced, this class has a method which get and remove the notifications from notification center

This PR try to solve that.

In my case, i'm working with an messaging app, every message is a new notification, when the user tap a notification, the app is opened and the rest of notifications should be gon
Closes https://github.com/facebook/react-native/pull/13036

Differential Revision: D4761828

Pulled By: javache

fbshipit-source-id: 216e44a64f1bf88b5ae3045d1fa6eca8a1278a71

Libraries/PushNotificationIOS/PushNotificationIOS.js

@@ -164,6 +164,40 @@ class PushNotificationIOS {
     RCTPushNotificationManager.cancelAllLocalNotifications();
   }
 
+  /**
+   * Remove all delivered notifications from Notification Center
+   */
+  static removeAllDeliveredNotifications(): void {
+    RCTPushNotificationManager.removeAllDeliveredNotifications();
+  }
+
+  /**
+   * Provides you with a list of the app’s notifications that are still displayed in Notification Center
+   *
+   * @param callback Function which receive an array of delivered notifications
+   *
+   *  A delivered notification is an object containing:
+   *
+   * - `identifier`  : The identifier of this notification.
+   * - `title`  : The title of this notification.
+   * - `body`  : The body of this notification.
+   * - `category`  : The category of this notification, if has one.
+   * - `userInfo`  : An optional object containing additional notification data.
+   * - `thread-id`  : The thread identifier of this notification, if has one.
+   */
+  static getDeliveredNotifications(callback: (notifications: [Object]) => void): void {
+    RCTPushNotificationManager.getDeliveredNotifications(callback);
+  }
+
+  /**
+   * Removes the specified notifications from Notification Center
+   *
+   * @param identifiers Array of notification identifiers
+   */
+  static removeDeliveredNotifications(identifiers: [string]): void {
+    RCTPushNotificationManager.removeDeliveredNotifications(identifiers);
+  }
+
   /**
    * Sets the badge number for the app icon on the home screen
    */

Libraries/PushNotificationIOS/RCTPushNotificationManager.m

@@ -9,6 +9,8 @@
 
 #import "RCTPushNotificationManager.h"
 
+#import <UserNotifications/UserNotifications.h>
+
 #import <React/RCTBridge.h>
 #import <React/RCTConvert.h>
 #import <React/RCTEventDispatcher.h>
@@ -97,6 +99,29 @@ static NSDictionary *RCTFormatLocalNotification(UILocalNotification *notificatio
   return formattedLocalNotification;
 }
 
+static NSDictionary *RCTFormatUNNotification(UNNotification *notification)
+{
+  NSMutableDictionary *formattedNotification = [NSMutableDictionary dictionary];
+  UNNotificationContent *content = notification.request.content;
+
+  formattedNotification[@"identifier"] = notification.request.identifier;
+
+  if (notification.date) {
+    NSDateFormatter *formatter = [NSDateFormatter new];
+    [formatter setDateFormat:@"yyyy-MM-dd'T'HH:mm:ss.SSSZZZZZ"];
+    NSString *dateString = [formatter stringFromDate:notification.date];
+    formattedNotification[@"date"] = dateString;
+  }
+
+  formattedNotification[@"title"] = RCTNullIfNil(content.title);
+  formattedNotification[@"body"] = RCTNullIfNil(content.body);
+  formattedNotification[@"category"] = RCTNullIfNil(content.categoryIdentifier);
+  formattedNotification[@"thread-id"] = RCTNullIfNil(content.threadIdentifier);
+  formattedNotification[@"userInfo"] = RCTNullIfNil(RCTJSONClean(content.userInfo));
+
+  return formattedNotification;
+}
+
 #endif //TARGET_OS_TV
 
 RCT_EXPORT_MODULE()
@@ -407,6 +432,37 @@ RCT_EXPORT_METHOD(getScheduledLocalNotifications:(RCTResponseSenderBlock)callbac
   callback(@[formattedScheduledLocalNotifications]);
 }
 
+RCT_EXPORT_METHOD(removeAllDeliveredNotifications)
+{
+  if ([UNUserNotificationCenter class]) {
+    UNUserNotificationCenter *center = [UNUserNotificationCenter currentNotificationCenter];
+    [center removeAllDeliveredNotifications];
+  }
+}
+
+RCT_EXPORT_METHOD(removeDeliveredNotifications:(NSArray<NSString *> *)identifiers)
+{
+  if ([UNUserNotificationCenter class]) {
+    UNUserNotificationCenter *center = [UNUserNotificationCenter currentNotificationCenter];
+    [center removeDeliveredNotificationsWithIdentifiers:identifiers];
+  }
+}
+
+RCT_EXPORT_METHOD(getDeliveredNotifications:(RCTResponseSenderBlock)callback)
+{
+  if ([UNUserNotificationCenter class]) {
+    UNUserNotificationCenter *center = [UNUserNotificationCenter currentNotificationCenter];
+    [center getDeliveredNotificationsWithCompletionHandler:^(NSArray<UNNotification *> *_Nonnull notifications) {
+      NSMutableArray<NSDictionary *> *formattedNotifications = [NSMutableArray new];
+
+      for (UNNotification *notification in notifications) {
+        [formattedNotifications addObject:RCTFormatUNNotification(notification)];
+      }
+      callback(@[formattedNotifications]);
+    }];
+  }
+}
+
 #endif //TARGET_OS_TV
 
 @end