onmyway133

import XCTest
class LoginTests: XCTestCase {
  var app: XCUIApplication!
  func testLogin() {
    continueAfterFailure = false
    app = XCUIApplication()
    app.launch()
    passLogin()
  }
}

onmyway133

let navigationBar = UINavigationBar()
navigationBar.isTranslucent = false
navigationBar.delegate = self
navigationBar.backgroundColor = .white
navigationBar.items = [standaloneItem]
 
navigationBar.translatesAutoresizingMaskIntoConstraints = false
navigationBar.leftAnchor.constraint(equalTo: view.leftAnchor).isActive = true
navigationBar.rightAnchor.constraint(equalTo: view.rightAnchor).isActive = true
 

onmyway133

override func viewWillAppear(_ animated: Bool) {
    super.viewWillAppear(animated)
    
  if navigationController != nil {
      let label = HeaderElement.makeLabel()
      label.sizeToFit()
      navigationItem.titleView = label
    navigationBar.isHidden = true
  } else {
    navigationBar.isHidden = false

onmyway133

let standaloneItem = UINavigationItem()
standaloneItem.leftBarButtonItem = UIBarButtonItem(customView: closeButton)
standaloneItem.titleView = UILabel()

onmyway133

public func validate(expression: String) -> String {
  let set = Set("0123456789()+-*/")
  return expression
    .replacingOccurrences(of: "/n", with: "")
    .filter({ set.contains($0) })
}

onmyway133

extension CGRect {
  func scaleUp(scaleUp: CGFloat) -> CGRect {
    let biggerRect = self.insetBy(
      dx: -self.size.width * scaleUp,
      dy: -self.size.height * scaleUp
    )

    return biggerRect
  }
}

onmyway133

private func cropImage(image: UIImage, normalisedRect: CGRect) -> UIImage? {
    let x = normalisedRect.origin.x * image.size.width
    let y = normalisedRect.origin.y * image.size.height
    let width = normalisedRect.width * image.size.width
    let height = normalisedRect.height * image.size.height

    let rect = CGRect(x: x, y: y, width: width, height: height).scaleUp(scaleUp: 0.1)

    guard let cropped = image.cgImage?.cropping(to: rect) else {
      return nil

onmyway133

private func drawBox(overlayLayer: CALayer, normalisedRect: CGRect) {
  let x = normalisedRect.origin.x * overlayLayer.frame.size.width
  let y = normalisedRect.origin.y * overlayLayer.frame.size.height
  let width = normalisedRect.width * overlayLayer.frame.size.width
  let height = normalisedRect.height * overlayLayer.frame.size.height

  let outline = CALayer()
  outline.frame = CGRect(x: x, y: y, width: width, height: height).scaleUp(scaleUp: 0.1)
  outline.borderWidth = 2.0
  outline.borderColor = UIColor.red.cgColor

onmyway133

private func normalise(box: VNTextObservation) -> CGRect {
  return CGRect(
    x: box.boundingBox.origin.x,
    y: 1 - box.boundingBox.origin.y - box.boundingBox.height,
    width: box.boundingBox.size.width,
    height: box.boundingBox.size.height
  )
}

onmyway133

private func makeRequest(image: UIImage) {
  guard let cgImage = image.cgImage else {
    assertionFailure()
    return
  }

  let handler = VNImageRequestHandler(
    cgImage: cgImage,
    orientation: CGImagePropertyOrientation.up,
    options: [VNImageOption: Any]()