LONDON-IOS/GMERemittance/Library/WebLinks/WebLinksViewController.swift

//
//  WebLinksViewController.swift
//  Sipradi
//
//  Created by shishir sapkota on 7/26/17.
//  Copyright © 2017 Ekbana. All rights reserved.
//



import Foundation
import UIKit
import Alamofire

class WebLinksViewController: UIViewController {
    
    // MARK: Properties
    
    // MARK: Outlets
    
    //    @IBOutlet weak var webView: UIWebView!
    //    @IBOutlet weak var activityIndicator: UIActivityIndicatorView!
    
    var navTitle: String = ""
    var url: String?
    var titleString: String = ""
    // MARK: VC's Life cycle
    
    var webView: UIWebView?
    var activityIndicator: UIActivityIndicatorView?
    
    
    override func viewDidLoad() {
        UIApplication.shared.statusBarStyle = .lightContent
        super.viewDidLoad()
        let barButton = UIBarButtonItem.init(title: "Close", style: UIBarButtonItemStyle.plain, target: self, action: #selector(self.cancel))
        self.navigationItem.rightBarButtonItem = barButton
        webView = UIWebView(frame: self.view.frame)
        webView?.delegate = self
        activityIndicator = UIActivityIndicatorView(activityIndicatorStyle: UIActivityIndicatorViewStyle.gray)
        activityIndicator?.center = self.view.center
        self.view.addSubview(webView!)
        self.view.addSubview(activityIndicator!)
    }
    

    
    private func setupWebView() {
        self.webView?.delegate = self
    }
    
    // MARK: IBActions
    
    override func viewWillAppear(_ animated: Bool) {
        self.navigationItem.title = titleString
        self.openURLInWebView()
    }
    
    @objc func cancel() {
        self.dismiss(animated: true, completion: nil)
    }
    
    func openURLInWebView() {
        if NetworkReachabilityManager()?.isReachable == true {
            if let url = URL.init(string: self.url ?? "") {
                let request = URLRequest(url: url)
                webView?.loadRequest(request)
            }
        }else {
            self.alert(message: "Please check your internet connection", title: "")
        }
    }
}


// MARK: UIWebViewDelegate
extension WebLinksViewController: UIWebViewDelegate {
    func webViewDidStartLoad(_ webView: UIWebView) {
        self.activityIndicator?.startAnimating()
    }
    
    func webViewDidFinishLoad(_ webView: UIWebView) {
        self.activityIndicator?.stopAnimating()
    }
    
    func webView(_ webView: UIWebView, didFailLoadWithError error: Error) {
        self.activityIndicator?.stopAnimating()
        self.alert(message: error.localizedDescription)
    }
}