AitoApps

import UIKit

class InstaStories: NSObject {
    
    private let urlScheme = URL(string: "instagram-stories://share")!
    
    enum optionsKey: String {
        case StickerImage = "com.instagram.sharedSticker.stickerImage"
        case bgImage = "com.instagram.sharedSticker.backgroundImage"
        case bgVideo = "com.instagram.sharedSticker.backgroundVideo"

AitoApps

import 'package:http/http.dart' as http;
import 'package:http/http.dart';

class Resource<T> {
  final String url; 
  T Function(Response response) parse;

  Resource({this.url,this.parse});
}

AitoApps

import Foundation
import UIKit

private let InstagramAppURL = URL(string: "instagram://app")!

class InstagramActivity: UIActivity, UIDocumentInteractionControllerDelegate {
    override class var activityCategory: UIActivityCategory { return .share }
    override var activityType: UIActivityType? { return UIActivityType("postToInstagram") }
    override var activityTitle: String? { return "Instagram" }
    override var activityImage: UIImage? { return #imageLiteral(resourceName: "instagram_activity") }