import UIKit
import OneSignalFramework

@UIApplicationMain
class AppDelegate: UIResponder, UIApplicationDelegate {
  
func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: 
[UIApplication.LaunchOptionsKey: Any]?) -> Bool {
  
  // Remove this method to stop OneSignal Debugging
  OneSignal.Debug.setLogLevel(.LL_VERBOSE)
  
  // OneSignal initialization
  OneSignal.initialize("YOUR_ONESIGNAL_APP_ID", withLaunchOptions: launchOptions)
  
  // requestPermission will show the native iOS notification permission prompt.
  // We recommend removing the following code and instead using an In-App Message to prompt for notification permission
  OneSignal.Notifications.requestPermission({ accepted in
    print("User accepted notifications: \(accepted)")
  }, fallbackToSettings: true)
  
  // Login your customer with externalId
  // OneSignal.login("EXTERNAL_ID")
  
  return true
}
  
// Remaining contents of your AppDelegate Class...
}

#import <OneSignalFramework/OneSignalFramework.h>

@implementation AppDelegate

- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
  
  // Remove this method to stop OneSignal Debugging  
  [OneSignal.Debug setLogLevel:ONE_S_LL_VERBOSE];
  
  // OneSignal initialization
  [OneSignal initialize:@"YOUR_ONESIGNAL_APP_ID" withLaunchOptions:launchOptions];

  // requestPermission will show the native iOS notification permission prompt.
  // We recommend removing the following code and instead using an In-App Message to prompt for notification permission
  [OneSignal.Notifications requestPermission:^(BOOL accepted) {
    NSLog(@"User accepted notifications: %d", accepted);
  } fallbackToSettings:true];
  
  // Login your customer with externalId
  // [OneSignal login:@"EXTERNAL_ID"];
  
  return YES;
}

import SwiftUI
import OneSignalFramework

@main
struct YOURAPP_NAME: App {
    @UIApplicationDelegateAdaptor(AppDelegate.self) var appDelegate
    
    var body: some Scene {
        WindowGroup {
            ContentView()
        }
    }
}

class AppDelegate: NSObject, UIApplicationDelegate {
    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey : Any]? = nil) -> Bool {
       // Remove this method to stop OneSignal Debugging
       OneSignal.Debug.setLogLevel(.LL_VERBOSE)
        
       // OneSignal initialization
       OneSignal.initialize("YOUR_ONESIGNAL_APP_ID", withLaunchOptions: launchOptions)

       // requestPermission will show the native iOS notification permission prompt.
       // We recommend removing the following code and instead using an In-App Message to prompt for notification permission
       OneSignal.Notifications.requestPermission({ accepted in
         print("User accepted notifications: \(accepted)")
       }, fallbackToSettings: true)

       // Login your customer with externalId
       // OneSignal.login("EXTERNAL_ID")
            
       return true
    }
}

import UserNotifications

import OneSignalExtension

class NotificationService: UNNotificationServiceExtension {
    
    var contentHandler: ((UNNotificationContent) -> Void)?
    var receivedRequest: UNNotificationRequest!
    var bestAttemptContent: UNMutableNotificationContent?
    
    override func didReceive(_ request: UNNotificationRequest, withContentHandler contentHandler: @escaping (UNNotificationContent) -> Void) {
        self.receivedRequest = request
        self.contentHandler = contentHandler
        self.bestAttemptContent = (request.content.mutableCopy() as? UNMutableNotificationContent)
        
        if let bestAttemptContent = bestAttemptContent {
            /* DEBUGGING: Uncomment the 2 lines below to check this extension is executing
                          Note, this extension only runs when mutable-content is set
                          Setting an attachment or action buttons automatically adds this */
            // print("Running NotificationServiceExtension")
            // bestAttemptContent.body = "[Modified] " + bestAttemptContent.body
            
            OneSignalExtension.didReceiveNotificationExtensionRequest(self.receivedRequest, with: bestAttemptContent, withContentHandler: self.contentHandler)
        }
    }
    
    override func serviceExtensionTimeWillExpire() {
        // Called just before the extension will be terminated by the system.
        // Use this as an opportunity to deliver your "best attempt" at modified content, otherwise the original push payload will be used.
        if let contentHandler = contentHandler, let bestAttemptContent =  bestAttemptContent {
            OneSignalExtension.serviceExtensionTimeWillExpireRequest(self.receivedRequest, with: self.bestAttemptContent)
            contentHandler(bestAttemptContent)
        }
    }  
}

#import <OneSignalExtension/OneSignalExtension.h>

#import "NotificationService.h"

@interface NotificationService ()

@property (nonatomic, strong) void (^contentHandler)(UNNotificationContent *contentToDeliver);
@property (nonatomic, strong) UNNotificationRequest *receivedRequest;
@property (nonatomic, strong) UNMutableNotificationContent *bestAttemptContent;

@end

@implementation NotificationService

- (void)didReceiveNotificationRequest:(UNNotificationRequest *)request withContentHandler:(void (^)(UNNotificationContent * _Nonnull))contentHandler {
    self.receivedRequest = request;
    self.contentHandler = contentHandler;
    self.bestAttemptContent = [request.content mutableCopy];
    
    /* DEBUGGING: Uncomment the 2 lines below and comment out the one above to ensure this extension is executing
                  Note, this extension only runs when mutable-content is set
                  Setting an attachment or action buttons automatically adds this */
    // NSLog(@"Running NotificationServiceExtension");
    // self.bestAttemptContent.body = [@"[Modified] " stringByAppendingString:self.bestAttemptContent.body];
    
    [OneSignalExtension didReceiveNotificationExtensionRequest:self.receivedRequest
                       withMutableNotificationContent:self.bestAttemptContent
                                   withContentHandler:self.contentHandler];
}

- (void)serviceExtensionTimeWillExpire {
    // Called just before the extension will be terminated by the system.
    // Use this as an opportunity to deliver your "best attempt" at modified content, otherwise the original push payload will be used.
    
    [OneSignalExtension serviceExtensionTimeWillExpireRequest:self.receivedRequest withMutableNotificationContent:self.bestAttemptContent];
    
    self.contentHandler(self.bestAttemptContent);
}

@end

let externalId = "123456789" // You will supply the external id to the OneSignal SDK
OneSignal.login(externalId)

NSString* externalUserId = @"123456789"; // You will supply the external user id to the OneSignal SDK
[OneSignal login:externalUserId];

// Pass in email provided by customer
OneSignal.User.addEmail("[email protected]")

// Pass in phone number provided by customer
OneSignal.User.addSms("+11234567890")

// Pass in email provided by customer
[OneSignal.User addEmail:@"[email protected]"];

// Pass in phone number provided by customer
[OneSignal.User addSms:@"+11234567890"];

OneSignal.User.addTag(key: "key", value: "value")

[OneSignal.User addTagWithKey:@"key" value:@"value"];