NickHung1982

//
//  AppDelegate.swift
//  CryptoCurrencyPayment
//
//  Created by Nick on 4/16/20.
//  Copyright © 2020 Nick. All rights reserved.
//

import UIKit
import Firebase

NickHung1982

func splitCapitalString(_ textString:String) -> [String] {
  
  var newStringArray = [String]()
  
  for char in textString {
    if String(char) == String(char).uppercased() {
      newStringArray.append(" ")
    }
    newStringArray.append(String(char))
  }

NickHung1982

//    func startLoad() {
//        let url = URL(string: "https://lemulotdotorg.files.wordpress.com/2016/10/dsc00737.jpg")!
//        //init data
//        receivedData = Data()
//        let task = session.dataTask(with: url)
//        task.resume()
//
//    }
    
    func startLoad(){

NickHung1982

//
//  HTTPNetworking.swift
//  urlSessionDemo
//
//  Created by Nick on 12/2/18.
//  Copyright © 2018 NickOwn. All rights reserved.
//

import Foundation
import UIKit

NickHung1982

//MARK: - URLSessionDataDelegate
extension ViewController: URLSessionDataDelegate {

    func urlSession(_ session: URLSession, dataTask: URLSessionDataTask, didReceive response: URLResponse, completionHandler: @escaping (URLSession.ResponseDisposition) -> Void) {
        
        guard let httpResponse = response as? HTTPURLResponse, (200...299).contains(httpResponse.statusCode) else {
            completionHandler(.cancel)
            return
        }
        

NickHung1982

    //Session with configuration
    private lazy var session: URLSession = {
      let config = URLSessionConfiguration.default
      config.waitsForConnectivity = true
      
      return URLSession(configuration: config, delegate: self, delegateQueue: nil)
    }()

NickHung1982

    @IBAction func action_loadImage(_ sender: UIButton) {
        //disable button in case user click twice
        sender.isEnabled = false
        //start loading image
        startLoad()
    }
    
    func startLoad() {
        let url = URL(string: "https://www.google.com/images/branding/googlelogo/2x/googlelogo_color_272x92dp.png")!
        

NickHung1982

    override init(style: UITableViewCellStyle, reuseIdentifier: String?) {
        super.init(style: style, reuseIdentifier: reuseIdentifier)
        
        
        //add UIImageView
        customImageView = UIImageView()
        customImageView.translatesAutoresizingMaskIntoConstraints = false
        customImageView.backgroundColor = UIColor.red
        self.addSubview(customImageView)
        

NickHung1982

        //setup centerY with cell
        //let labelConstraintCenterY = NSLayoutConstraint(item: customLabel, attribute: .centerY, relatedBy: .equal, toItem: self, attribute: .centerY, multiplier: 1, constant: 0)
        //setup uilabel's height is equal 21
        //let labelConstraintHeight = NSLayoutConstraint(item: customLabel, attribute: .height, relatedBy: .equal, toItem: nil, attribute: .height, multiplier: 1.0, constant: 21)
        //self.addConstraints([labelConstraintCenterY])
        
        //Update use layout Anchor
        customLabel.centerYAnchor.constraint(equalTo: self.centerYAnchor).isActive = true
        customLabel.heightAnchor.constraint(equalToConstant: 21).isActive = true

NickHung1982

extension UIImageView {
    func loadImageUsingCache(withUrl urlString : String) {
        let url = URL(string: urlString)
        self.image = nil
        
        // check cached image
        if let cachedImage = imageCache.object(forKey: urlString as NSString) as? UIImage {
            self.image = cachedImage
            return
        }