//
//  ViewController.swift
//  Verdnatura
//
//  Created by Enrique Blasco Blanquer on 25/12/20.
//

import UIKit
import WebKit

class ViewController: UIViewController ,UIWebViewDelegate{
    @IBOutlet weak var loadingview: UIView!
    @IBOutlet weak var btnBack: UIButton!
    
    private var newWebView:WKWebView!

    override func viewDidLoad() {
        super.viewDidLoad()
    }
    
    override func viewDidAppear(_ animated: Bool) {
        let webViewPrefs = WKPreferences()
              webViewPrefs.javaScriptEnabled = true
              webViewPrefs.javaScriptCanOpenWindowsAutomatically = true
              let webViewConf = WKWebViewConfiguration()
              webViewConf.preferences = webViewPrefs
        newWebView = WKWebView(frame: view.frame, configuration: webViewConf)
        newWebView.autoresizingMask = [.flexibleWidth, .flexibleHeight]
        newWebView.scrollView.keyboardDismissMode = .onDrag
        
             view.addSubview(newWebView)
        view.addSubview(btnBack)
        load(url: "https://shop.verdnatura.es/")
    }
    
    func webViewDidStartLoad(_ webView: UIButton) {
        loadingview.isHidden = false
        
    }
    private func load(url: String) {
        newWebView.load(URLRequest(url:URL(string:url)!))
        newWebView.allowsBackForwardNavigationGestures = true
     }
    
    func webViewDidFinishLoad(_ webView: UIWebView) {
        loadingview.isHidden = true 
    }

    @IBAction func goBack(_ sender: Any) {
        self.newWebView.goBack()
    }
}