var savedLanguage1 = [PickedLanguage1]()

import Foundation

struct PickedLanguage1: Codable {
    var pickedLang1: String = "pickedLanguage1"

    static let DocumentsDirectory = FileManager.default.urls(for: .documentDirectory, in: .userDomainMask).first!
    static let ArchiveURL = DocumentsDirectory.appendingPathComponent("picked1").appendingPathExtension("plist")

    static func picked1loadFromFile() -> [PickedLanguage1]? {
        print( ArchiveURL )
        guard let codedlang1 = try? Data(contentsOf: ArchiveURL) else {return nil}
        let decoder = PropertyListDecoder()
        return try? decoder.decode(Array<PickedLanguage1>.self, from: codedlang1)
    }

    static func picked1saveToFile(lang1: [PickedLanguage1]) {
        let encoder = PropertyListEncoder()
        let codedlang1 = try? encoder.encode(lang1)
        try? codedlang1?.write(to: ArchiveURL, options: .noFileProtection)
    }



}

override func viewDidLoad() {
        super.viewDidLoad()


        if let savedVocab = PropertyKeys.loadFromFile() {
            vocabulary = savedVocab
        } else {
            vocabulary = []
        }

        if let savedLang1 = PickedLanguage1.picked1loadFromFile() {
            savedLanguage1 = savedLang1
            print("Something is saved")
        } else {
            savedLanguage1 = []
            print("There is nothing saved")
        }

        languageTextField.text = savedLanguage1[0]

        languages = ["English", "Norwegian", "German", "Spanish", "Welsh", "Swedish", "French"]

        languages2 = ["Greek", "Norwegian", "German", "Spanish", "Welsh", "Swedish", "French"]

        createLanguagePicker()
        createLanguage2Picker()
        createToolsbar()
    }

    var languages: [String] = [String]()
    var selectedLanguage: String?
    var languages2: [String] = [String]()
    var selectedLanguage2: String?


    func createLanguagePicker() {
        let languagePicker = UIPickerView()
        languagePicker.delegate = self
        languagePicker.dataSource = self

        languageTextField.inputView = languagePicker
    }

    func createLanguage2Picker() {
        let language2Picker = UIPickerView()
        language2Picker.delegate = self
        language2Picker.dataSource = self

        language2TextField.inputView = language2Picker
    }

    func createToolsbar() {
        let toolbar = UIToolbar()
        toolbar.sizeToFit()

        let doneButton = UIBarButtonItem(title: "Done", style: .plain, target: self, action: #selector(VocabTableViewController.dismissKeyboard))

        toolbar.setItems([doneButton], animated: false)
        toolbar.isUserInteractionEnabled = true

        languageTextField.inputAccessoryView = toolbar

    }

    @objc func dismissKeyboard() {
      //  if self.vocabulary.isEmpty == false { //Finising touches
        view.endEditing(true)
        let dialogMessage = UIAlertController(title: "Confirm", message: "Changing language will delete all existing vocabulary. \n Are you sure?", preferredStyle: .alert)


        let accept = UIAlertAction(title: "Accept", style: .default, handler: { (action) -> Void in
            print("Accept button tapped")
            self.savedLanguage1.removeAll()
            self.languageTextField.text = self.selectedLanguage
            PickedLanguage1.picked1saveToFile(lang1: self.savedLanguage1)
            var p1 = PickedLanguage1()
            p1.pickedLang1 = self.selectedLanguage!
            self.savedLanguage1.append(p1)
            self.vocabulary.removeAll()
            PropertyKeys.saveToFile(vocabs: self.vocabulary)
            self.tableView.reloadData()
        })

        let cancel = UIAlertAction(title: "Cancel", style: .cancel) { (action) -> Void in
            print("Cancel button tapped")
        }

        dialogMessage.addAction(accept)
        dialogMessage.addAction(cancel)

        // Present dialog message to user
        self.present(dialogMessage, animated: true, completion: nil)
    }

    func numberOfComponents(in pickerView: UIPickerView) -> Int {
    return 1
    }

    func pickerView(_ pickerView: UIPickerView, numberOfRowsInComponent component: Int) -> Int {

        return languages.count
    }

    func pickerView(_ pickerView: UIPickerView, titleForRow row: Int, forComponent component: Int) -> String? {
        return languages[row]
    }

    func pickerView(_ pickerView: UIPickerView, didSelectRow row: Int, inComponent component: Int) {
        selectedLanguage = languages[row]

       // languageTextField.text = selectedLanguage
      //  vocabulary.removeAll()
      //  PropertyKeys.saveToFile(vocabs: vocabulary)
      //  tableView.reloadData()
    }
    func updateLang1(with pickedLang1saved: PickedLanguage1) {
        languageTextField.text = pickedLang1saved.pickedLang1
    }



    @IBAction func selectLanguage(_ sender: Any) {

    }

    @IBOutlet weak var languageTextField: UITextField!
    @IBOutlet weak var language2TextField: UITextField!

    }