Xamarin.Forms
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टिप्पणियों

iOS उदाहरण

1. आपको एक विकास उपकरण की आवश्यकता होगी
2. अपने Apple डेवलपर खाते में जाएं और पुश नोटिफिकेशन सक्षम करने के साथ एक प्रोविज़निंग प्रोफाइल बनाएं
3. आपको अपने फ़ोन (AWS, Azure..etc) को सूचित करने के लिए किसी प्रकार की आवश्यकता होगी। हम यहाँ AWS का उपयोग करेंगे

public override bool FinishedLaunching(UIApplication app, NSDictionary options)
{
    global::Xamarin.Forms.Forms.Init();

   //after typical Xamarin.Forms Init Stuff

   //variable to set-up the style of notifications you want, iOS supports 3 types

   var pushSettings = UIUserNotificationSettings.GetSettingsForTypes(
              UIUserNotificationType.Alert |
              UIUserNotificationType.Badge |
              UIUserNotificationType.Sound,
              null );  

       
        //both of these methods are in iOS, we have to override them and set them up
        //to allow push notifications

        app.RegisterUserNotificationSettings(pushSettings);  //pass the supported push notifications settings to register app in settings page

     
}

public override async void RegisteredForRemoteNotifications(UIApplication application, NSData token)
    {
        AmazonSimpleNotificationServiceClient snsClient = new AmazonSimpleNotificationServiceClient("your AWS credentials here");

        // This contains the registered push notification token stored on the phone. 
        var deviceToken = token.Description.Replace("<", "").Replace(">", "").Replace(" ", ""); 

        if (!string.IsNullOrEmpty(deviceToken))
        {
            //register with SNS to create an endpoint ARN, this means AWS can message your phone
            var response = await snsClient.CreatePlatformEndpointAsync(
            new CreatePlatformEndpointRequest
            {
                Token = deviceToken,
                PlatformApplicationArn = "yourARNwouldgohere" /* insert your platform application ARN here */
            });

            var endpoint = response.EndpointArn;

            //AWS lets you create topics, so use subscribe your app to a topic, so you can easily send out one push notification to all of your users
            var subscribeResponse = await snsClient.SubscribeAsync(new SubscribeRequest
            {
                TopicArn = "YourTopicARN here",
                Endpoint = endpoint,
                Protocol = "application"

            });

        }

    }