Hidden card data on screenshot (#13)

* Hidden card data on screenshot

* Bump Requirements

Example/Example.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved

@@ -5,8 +5,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/onevcat/Kingfisher.git",
       "state" : {
-        "revision" : "5b92f029fab2cce44386d28588098b5be0824ef5",
-        "version" : "7.11.0"
+        "revision" : "2ef543ee21d63734e1c004ad6c870255e8716c50",
+        "version" : "7.12.0"
       }
     },
     {

PUPaymentCard/Sources/PUPaymentCard/Widget/PaymentCardWidget.swift

@@ -329,7 +329,15 @@ private extension PaymentCardWidget {
     stackView.spacing = 16.0
     stackView.distribution = .fill
     stackView.alignment = .fill
-    addSubview(stackView)
+
+    if let secureView = SecureField().secureContainer {
+      secureView.addSubview(stackView)
+      stackView.pinEdges()
+      addSubview(secureView)
+      secureView.pinEdges()
+    } else {
+      addSubview(stackView)
+    }
 
     stackView.translatesAutoresizingMaskIntoConstraints = false
     stackView.leadingAnchor.constraint(equalTo: leadingAnchor).isActive = true
@@ -343,3 +351,23 @@ private extension PaymentCardWidget {
     if configuration.shouldDisplayTermsAndConditions { stackView.addArrangedSubview(makeTermsAndConditionsView()) }
   }
 }
+
+extension UIView {
+    func pin(_ type: NSLayoutConstraint.Attribute) {
+      translatesAutoresizingMaskIntoConstraints = false
+      let constraint = NSLayoutConstraint(item: self, attribute: type,
+                                          relatedBy: .equal,
+                                          toItem: superview, attribute: type,
+                                          multiplier: 1, constant: 0)
+
+      constraint.priority = UILayoutPriority.init(999)
+      constraint.isActive = true
+  }
+
+  func pinEdges() {
+      pin(.top)
+      pin(.bottom)
+      pin(.leading)
+      pin(.trailing)
+  }
+}

PUPaymentCard/Sources/PUPaymentCard/Widget/SecureField.swift

@@ -0,0 +1,30 @@
+import UIKit
+
+class SecureField: UITextField {
+
+  // MARK: - Initialization
+  override init(frame: CGRect) {
+    super.init(frame: .zero)
+    self.isSecureTextEntry = true
+    self.translatesAutoresizingMaskIntoConstraints = false
+  }
+
+  required init?(coder: NSCoder) {
+    fatalError("init(coder:) has not been implemented")
+  }
+
+  // MARK: - Public Properties
+  weak var secureContainer: UIView? {
+    let secureView = self.subviews.filter({ subview in
+      type(of: subview).description().contains("CanvasView")
+    }).first
+    secureView?.translatesAutoresizingMaskIntoConstraints = false
+    secureView?.isUserInteractionEnabled = true
+
+    return secureView
+  }
+
+  // MARK: - Overrides
+  override var canBecomeFirstResponder: Bool {false}
+  override func becomeFirstResponder() -> Bool {false}
+}

PUSDK.podspec

@@ -9,8 +9,8 @@ Pod::Spec.new do |s|
   s.source    = { :git => 'https://github.com/PayU-EMEA/PayU-iOS-Swift.git', :tag => s.version }
 
   s.platform              = :ios
-  s.swift_version         = '5.3'
-  s.ios.deployment_target = '11.0'
+  s.swift_version         = '5.10'
+  s.ios.deployment_target = '12.0'
 
   s.subspec 'PUAPI' do |ss|
     ss.source_files       = 'PUAPI/Sources/PUAPI/**/*'

Package.resolved

@@ -5,8 +5,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/onevcat/Kingfisher.git",
       "state" : {
-        "revision" : "5b92f029fab2cce44386d28588098b5be0824ef5",
-        "version" : "7.11.0"
+        "revision" : "2ef543ee21d63734e1c004ad6c870255e8716c50",
+        "version" : "7.12.0"
       }
     },
     {

Package.swift

@@ -1,4 +1,4 @@
-// swift-tools-version: 5.7
+// swift-tools-version: 5.10
 // The swift-tools-version declares the minimum version of Swift required to build this package.
 
 import PackageDescription
@@ -7,7 +7,7 @@ let package = Package(
   name: "PUSDK",
   defaultLocalization: "pl",
   platforms: [
-    .iOS(.v11)
+    .iOS(.v12)
   ],
   products: [
     // Products define the executables and libraries a package produces, and make them visible to other packages.
@@ -89,7 +89,7 @@ let package = Package(
     // .package(url: /* package url */, from: "1.0.0"),
     .package(
       url: "https://github.com/onevcat/Kingfisher.git",
-       .upToNextMinor(from: .init(7, 11, 0))
+       .upToNextMinor(from: .init(7, 12, 0))
     ),
     .package(
       url: "https://github.com/birdrides/mockingbird",

README.md

@@ -4,7 +4,7 @@ Allows to make payments in PayU ecosystem.
 
 ## Requirements
 
-* iOS 11.0 or higher
+* iOS 12.0 or higher
 
 ## Getting Started