AppDelagate.m

// ----------------------------------------
#import <UserNotifications/UserNotifications.h>
// ----------------------------------------

#import "AppDelegate.h"
#import <Firebase.h>

#import <React/RCTBridge.h>
#import <React/RCTBundleURLProvider.h>
#import <React/RCTRootView.h>
#import <React/RCTLinkingManager.h>

#import <UMCore/UMModuleRegistry.h>
#import <UMReactNativeAdapter/UMNativeModulesProxy.h>
#import <UMReactNativeAdapter/UMModuleRegistryAdapter.h>
#import <EXSplashScreen/EXSplashScreenService.h>
#import <UMCore/UMModuleRegistryProvider.h>

#ifdef FB_SONARKIT_ENABLED
#import <FlipperKit/FlipperClient.h>
#import <FlipperKitLayoutPlugin/FlipperKitLayoutPlugin.h>
#import <FlipperKitUserDefaultsPlugin/FKUserDefaultsPlugin.h>
#import <FlipperKitNetworkPlugin/FlipperKitNetworkPlugin.h>
#import <SKIOSNetworkPlugin/SKIOSNetworkAdapter.h>
#import <FlipperKitReactPlugin/FlipperKitReactPlugin.h>

static void InitializeFlipper(UIApplication *application) {
  FlipperClient *client = [FlipperClient sharedClient];
  SKDescriptorMapper *layoutDescriptorMapper = [[SKDescriptorMapper alloc] initWithDefaults];
  [client addPlugin:[[FlipperKitLayoutPlugin alloc] initWithRootNode:application withDescriptorMapper:layoutDescriptorMapper]];
  [client addPlugin:[[FKUserDefaultsPlugin alloc] initWithSuiteName:nil]];
  [client addPlugin:[FlipperKitReactPlugin new]];
  [client addPlugin:[[FlipperKitNetworkPlugin alloc] initWithNetworkAdapter:[SKIOSNetworkAdapter new]]];
  [client start];
}
#endif

@interface AppDelegate () <RCTBridgeDelegate>

@property (nonatomic, strong) UMModuleRegistryAdapter *moduleRegistryAdapter;
@property (nonatomic, strong) NSDictionary *launchOptions;

@end

@implementation AppDelegate



// ----------------------------------------
// Required for the register event.
- (void)application:(UIApplication *)application didRegisterForRemoteNotificationsWithDeviceToken:(NSData *)deviceToken
{

}
// Required for the notification event. You must call the completion handler after handling the remote notification.
- (void)application:(UIApplication *)application didReceiveRemoteNotification:(NSDictionary *)userInfo
fetchCompletionHandler:(void (^)(UIBackgroundFetchResult))completionHandler
{

}
// Required for the registrationError event.
- (void)application:(UIApplication *)application didFailToRegisterForRemoteNotificationsWithError:(NSError *)error
{

}
// Required for localNotification event
- (void)userNotificationCenter:(UNUserNotificationCenter *)center didReceiveNotificationResponse:(UNNotificationResponse *)response withCompletionHandler:(void (^)(void))completionHandler
{

}
// ----------------------------------------



- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
{
  // Add me --- \/
  if ([FIRApp defaultApp] == nil) {
    [FIRApp configure];
  }
  // Add me --- /\

#ifdef FB_SONARKIT_ENABLED
  InitializeFlipper(application);
#endif

  self.moduleRegistryAdapter = [[UMModuleRegistryAdapter alloc] initWithModuleRegistryProvider:[[UMModuleRegistryProvider alloc] init]];
  self.launchOptions = launchOptions;
  self.window = [[UIWindow alloc] initWithFrame:[UIScreen mainScreen].bounds];
  #ifdef DEBUG
    [self initializeReactNativeApp];
  #else
    EXUpdatesAppController *controller = [EXUpdatesAppController sharedInstance];
    controller.delegate = self;
    [controller startAndShowLaunchScreen:self.window];
  #endif

  [super application:application didFinishLaunchingWithOptions:launchOptions];



  // ----------------------------------------
  // Define UNUserNotificationCenter
  UNUserNotificationCenter *center = [UNUserNotificationCenter currentNotificationCenter];
  center.delegate = self;
  // ----------------------------------------

  return YES;
}



// ----------------------------------------
//Called when a notification is delivered to a foreground app.
-(void)userNotificationCenter:(UNUserNotificationCenter *)center willPresentNotification:(UNNotification *)notification withCompletionHandler:(void (^)(UNNotificationPresentationOptions options))completionHandler
{
  completionHandler(UNNotificationPresentationOptionSound | UNNotificationPresentationOptionAlert | UNNotificationPresentationOptionBadge);
}
// ----------------------------------------




- (RCTBridge *)initializeReactNativeApp
{
  RCTBridge *bridge = [[RCTBridge alloc] initWithDelegate:self launchOptions:self.launchOptions];
  RCTRootView *rootView = [[RCTRootView alloc] initWithBridge:bridge moduleName:@"main" initialProperties:nil];
  rootView.backgroundColor = [[UIColor alloc] initWithRed:1.0f green:1.0f blue:1.0f alpha:1];

  UIViewController *rootViewController = [UIViewController new];
  rootViewController.view = rootView;
  self.window.rootViewController = rootViewController;
  [self.window makeKeyAndVisible];

  return bridge;
 }

- (NSArray<id<RCTBridgeModule>> *)extraModulesForBridge:(RCTBridge *)bridge
{
  NSArray<id<RCTBridgeModule>> *extraModules = [_moduleRegistryAdapter extraModulesForBridge:bridge];
  // If you'd like to export some custom RCTBridgeModules that are not Expo modules, add them here!
  return extraModules;
}

- (NSURL *)sourceURLForBridge:(RCTBridge *)bridge {
 #ifdef DEBUG
  return [[RCTBundleURLProvider sharedSettings] jsBundleURLForBundleRoot:@"index" fallbackResource:nil];
 #else
  return [[EXUpdatesAppController sharedInstance] launchAssetUrl];
 #endif
}

- (void)appController:(EXUpdatesAppController *)appController didStartWithSuccess:(BOOL)success {
  appController.bridge = [self initializeReactNativeApp];
  EXSplashScreenService *splashScreenService = (EXSplashScreenService *)[UMModuleRegistryProvider getSingletonModuleForClass:[EXSplashScreenService class]];
  [splashScreenService showSplashScreenFor:self.window.rootViewController];
}

// Linking API
- (BOOL)application:(UIApplication *)application openURL:(NSURL *)url options:(NSDictionary<UIApplicationOpenURLOptionsKey,id> *)options {
  return [RCTLinkingManager application:application openURL:url options:options];
}

// Universal Links
- (BOOL)application:(UIApplication *)application continueUserActivity:(nonnull NSUserActivity *)userActivity restorationHandler:(nonnull void (^)(NSArray<id<UIUserActivityRestoring>> * _Nullable))restorationHandler {
 return [RCTLinkingManager application:application
                  continueUserActivity:userActivity
                    restorationHandler:restorationHandler];
}

@end