AppDelegate.swift

import UIKit
import shared

class IOSInterceptor: Interceptor {
    
    func intercept(httpRequestBuilder: Ktor_client_coreHttpRequestBuilder) {
        let headers = httpRequestBuilder.headers
        headers.set(name: "IOS", value: "HEADER")
    }
}

@UIApplicationMain
class AppDelegate: UIResponder, UIApplicationDelegate {

    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
        
        let apiManager = ApiManager(baseUrl: "https://api-dev.fixn.net/client/api/v1")
        apiManager.addInterceptor(interceptor: DefaultHeaderInterceptor())
        apiManager.addInterceptor(interceptor: IOSInterceptor())
        
        let categoryApiService = CategoryApiService(apiManager: apiManager)
        categoryApiService.getCategories { (categoryreresponses: [CategoryResponse]?,error: Error?) in
            if let responses = categoryreresponses {
                let categories = responses.map { (CategoryResponse) -> shared.Category in
                    CategoryResponse.toCategory()
                }
                
                print("CATEGORIES ===== \(categories)")
            } else {
                let nsError = error! as NSError
                let exception = nsError.kotlinException
                print("EXCEPTION ===== \(String(describing: exception))")
            }
        }

        return true
    }
}