Connect to iOS app

Swift

import Parse

@UIApplicationMain
class AppDelegate: UIResponder, UIApplicationDelegate {

    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool
    {
        self.setupParse()
        return true
    }
    
    func setupParse()
    {
        Parse.setLogLevel(PFLogLevel.debug)
        Parse.enableLocalDatastore()
        let parseConfiguration = ParseClientConfiguration(block:
        {
            (ParseMutableClientConfiguration) -> Void in
            ParseMutableClientConfiguration.applicationId = "xxxxxxxxxx"
            ParseMutableClientConfiguration.clientKey = "yyyyyyyyy"
            ParseMutableClientConfiguration.server = "https://xxxx.parse-symbyoz.com/parse"
            ParseMutableClientConfiguration.isLocalDatastoreEnabled = true
        })
        Parse.initialize(with: parseConfiguration)
    }
}