Upload to FlashAir from macApp via Alamofire

ViewController.swift

// upload to FlashAir from macosApp  via Alamofire

import Alamofire

class ViewController: NSViewController {
   @IBAction func GetFileSelectClicked(_ sender: Any) {
        let file: NSOpenPanel = NSOpenPanel()
        file.allowsMultipleSelection = false
        file.canChooseFiles = true
        file.canCreateDirectories = true
        file.allowedFileTypes = ["mp4","mov","m4v","png"]
        file.runModal()
        
        let openfile = file.url
        if(openfile != nil) {
            print(openfile)
            fileUpload(openfile!)
        }
    }
    
    //  App Transport Security has blocked a cleartext HTTP (http://) resource load since it is insecure. Temporary exceptions can be configured via your app's Info.plist file.
    // note:  info.plist App Transport Security Settings > Allow Arbitrary Loads = YES
    func fileUpload(_ url:URL) {
        let postUrl = "http://flashair.local/" + "upload.cgi"
        Alamofire.upload(multipartFormData:{ multipartFormData in
            multipartFormData.append(url, withName: "file")
        },
                         usingThreshold:UInt64.init(),
                         to:postUrl,
                             method:.post,
                             headers:["Authorization":  ""],
                             encodingCompletion: { encodingResult in
                                switch encodingResult {
                                case .success(let upload, _, _):
                                    print("sucess")
                                case .failure(let encodingError):
                                    print("Eror")
                                }
            })
    }
}