fethica

import UIKit

struct Storyboard<T: UIViewController> {
    
    static var storyboardName: String {
        return String(describing: T.self)
    }
    
    static var viewController: T {
        let storyboard = UIStoryboard(name: "Main", bundle: nil)

fethica

// source: https://stackoverflow.com/questions/27652227/add-placeholder-text-inside-uitextview-in-swift

textView.text = "Placeholder"
textView.textColor = UIColor.lightGray

func textViewDidBeginEditing(_ textView: UITextView) {
    guard textView.textColor == UIColor.lightGray else { return }
    textView.text = nil
    textView.textColor = UIColor.black
}

fethica

// From: https://stackoverflow.com/questions/55592124/ios-how-to-give-a-peek-at-the-swipe-to-delete-action-on-a-table-view-cell

extension UITableView {
    func presentTrailingSwipeHint() {
        let cell = self.cellForRow(at: IndexPath(item: 0, section: 0))
        cell?.presentTrailingSwipeHint(actionColor: UIColor.red)
    }
}

fileprivate extension UITableViewCell {

fethica

let duration = "44:18"

let dateFormatter = DateFormatter()
dateFormatter.dateFormat = "mm:ss"

let date = dateFormatter.date(from: duration)

let minutesComponents = Calendar.current.dateComponents([.minute, .second], from: date!)

let accessibilityLabel = DateComponentsFormatter.localizedString(from: minutesComponents, unitsStyle: .spellOut)

fethica

extension URLRequest {
    
    static func record(_ request:URLRequest, _ response:URLResponse?, _ data:Data?, _ error:Error?) {
        #if DEBUG
            print("\n🔵 REQUEST:\n" + request.debugDescription)
            if let data = data,
                let response = String(data: data, encoding: .utf8) {
                print("\n✅ RESPONSE:\n\(response)" + "\n")
            } else {
                print("\n❌ ERROR:\n" + (error?.localizedDescription ?? "unknown error") + "\n")

fethica

// Source: https://stackoverflow.com/questions/17753800/android-default-values-for-shared-preferences

public class Preferences {
    public static final String MY_PREF = "MyPreferences";

    private SharedPreferences sharedPreferences;
    private Editor editor;

    public Preferences(Context context) {
        this.sharedPreferences = context.getSharedPreferences(MY_PREF, 0);

fethica

let language = Locale.current.localizedString(forLanguageCode: "ar")
print(language) // Arabic (if the user's device language is English)

fethica

struct daysofaweek {
  private var days = [“Sunday”, “Monday”, “Tuesday”, “Wednesday”, “Thursday”, “Friday”, “saturday”]
  
  subscript(index: Int) -> String {
    get {
      return days[index]
    }
    set(newValue) {
      days[index] = newValue
    }

fethica

struct Product: Codable {
  var title: String
  var price: Double
  var quantity: Int
  
  init(title: String, price: Double, quantity: Int) {
    self.title = title
    self.price = price
    self.quantity = quantity
  }

fethica

func estimateHeight(string: String?, font: UIFont, right: CGFloat = 0, left: CGFloat = 0) -> CGFloat {
    guard let string = string else { return 0 }
    let width = view.frame.width - right - left
    let rect = NSString(string: string).boundingRect(with: CGSize(width: width, height: 1000.0), options: NSStringDrawingOptions.usesFontLeading.union(NSStringDrawingOptions.usesLineFragmentOrigin), attributes: [NSAttributedStringKey.font: font], context: nil)
    return rect.height
}

// Usage for UICollectionViewCell

override func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, sizeForItemAt indexPath: IndexPath) -> CGSize {