//
//  SelectLanguageViewController.swift
//  Learn Genie
//
//  Created by Suraj Kumar Mandal on 20/08/21.
//

import UIKit

class SelectLanguageViewController: UIViewController {
    
    @IBOutlet weak var selectLanguageTF: UITextField!
    
    var selectedLanguage: String?
    let data = DBManager.sharedInstance.getObjects(type: LanguageModel.self)
    let languageArray = [String]()
    fileprivate let picker = ToolbarPickerView()
    
    override func viewDidLoad() {
        super.viewDidLoad()
        
        // Do any additional setup after loading the view.
        
    }
    
    override func viewWillAppear(_ animated: Bool) {
        createPickerView()
    }
    
    func createPickerView() {
        self.selectLanguageTF.inputView = self.picker
        self.selectLanguageTF.inputAccessoryView = self.picker.toolbar
        
        self.picker.delegate = self
        self.picker.dataSource = self
        self.picker.toolbarDelegate = self
        
        self.picker.reloadAllComponents()
    }

    
    /*
     // MARK: - Navigation
     
     // In a storyboard-based application, you will often want to do a little preparation before navigation
     override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
     // Get the new view controller using segue.destination.
     // Pass the selected object to the new view controller.
     }
     */
    
}

extension SelectLanguageViewController: UIPickerViewDelegate, UIPickerViewDataSource {
    // MARK: UIPickerView Delegation
    
    func numberOfComponents(in pickerView: UIPickerView) -> Int {
        return 1
    }
    
    func pickerView( _ pickerView: UIPickerView, numberOfRowsInComponent component: Int) -> Int {
        return data?.count ?? 0
    }
    
    func pickerView( _ pickerView: UIPickerView, titleForRow row: Int, forComponent component: Int) -> String? {
        let data = DBManager.sharedInstance.getObjects(type: LanguageModel.self)? [row] as! LanguageModel
        return data.name
    }
    
    func pickerView( _ pickerView: UIPickerView, didSelectRow row: Int, inComponent component: Int) {
        let languageData = DBManager.sharedInstance.getObjects(type: LanguageModel.self)? [row] as! LanguageModel
        selectLanguageTF.text = languageData.name
        UserDefaultsConstant.setIntValueInUserDefaults(objValue: languageData.id, for: Constant.languageId)
        UserDefaultsConstant.setValueInUserDefaults(objValue: languageData.shortName, for: Constant.languageShortName)
        UserDefaultsConstant.setValueInUserDefaults(objValue: languageData.name, for: Constant.languageName)
    }
}

extension SelectLanguageViewController: ToolbarPickerViewDelegate {
    
    func didTapDone() {
        let row = self.picker.selectedRow(inComponent: 0)
        self.picker.selectRow(row, inComponent: 0, animated: false)
        let data = DBManager.sharedInstance.getObjects(type: LanguageModel.self)? [row] as! LanguageModel
        self.selectLanguageTF.text = data.name
        UserDefaultsConstant.setIntValueInUserDefaults(objValue: data.id, for: Constant.languageId)
        UserDefaultsConstant.setValueInUserDefaults(objValue: data.shortName, for: Constant.languageShortName)
        UserDefaultsConstant.setValueInUserDefaults(objValue: data.name, for: Constant.languageName)
        self.selectLanguageTF.resignFirstResponder()
        if UserDefaults.standard.bool(forKey: Constant.welcomeSlider) {
            DispatchQueue.main.async {
                let welcomeVC = self.storyboard?.instantiateViewController(withIdentifier:"WelcomeSliderViewController" ) as! WelcomeSliderViewController
                self.navigationController?.pushViewController(welcomeVC, animated: true)
            }
        } else {
            DispatchQueue.main.async {
                self.navigationController?.popViewController(animated: true)
            }
        }
    }
    
    func didTapCancel() {
        self.selectLanguageTF.text = nil
        self.selectLanguageTF.resignFirstResponder()
    }
    
}