import SwiftUI
import SnapshotSafeView

struct ContentView: View {

    @State var isNeedHiddenContentFromScreenshots: Bool = false

    var body: some View {
        Text("Hello, world!")
            .padding()
            .background(Color.brown)
        Text("Hello, world!")
            .padding()
            .background(Color.blue)
            .hiddenFromSystemSnaphotWithDefaultPadding(when: isNeedHiddenContentFromScreenshots)
        Text("Hello, world!")
            .padding()
            .background(Color.orange)
        Button("Toggle hide from screenshots condition") {
            isNeedHiddenContentFromScreenshots.toggle()
        }

        Spacer()

        Text(isNeedHiddenContentFromScreenshots ? "Will be hidden from snapshots" : "Will be appear in snapshots")
            .padding()
            .background(isNeedHiddenContentFromScreenshots ? Color.green : Color.red)

    }
}

struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
    }
}

let someView = UIView()

someView.translatesAutoresizingMaskIntoConstraints = false
someView.topAnchor.constraint(superView.topAnchor, constant: 12).isActive = true
someView.setupAsHiddenFromScreenshot()

final class ExampleViewController: UIViewController {

    var hiddenFromScreenshotButtonController = ScreenshotProtectController(content: UIButton())

    override func viewDidLoad() {
        super.viewDidLoad()
        hiddenFromScreenshotButtonController.content.backgroundColor = .systemRed // UI customization apply to content
        hiddenFromScreenshotButtonController.content.layer.cornerRadius = 20

        view.addSubview(hiddenFromScreenshotButtonController.container)
        hiddenFromScreenshotButtonController.container.translatesAutoresizingMaskIntoConstraints = false

        [
            hiddenFromScreenshotButtonController.container.topAnchor.constraint(equalTo: view.topAnchor, constant: 65),
            hiddenFromScreenshotButtonController.container.leftAnchor.constraint(equalTo: view.leftAnchor, constant: 65),
            hiddenFromScreenshotButtonController.container.rightAnchor.constraint(equalTo: view.rightAnchor, constant: -65),
            hiddenFromScreenshotButtonController.container.bottomAnchor.constraint(equalTo: view.bottomAnchor, constant: -65)
        ].forEach { $0.isActive = true } // Layout control apply to container

        hiddenFromScreenshotButtonController.setupContentAsHiddenInScreenshotMode() // apply hidden mode
        // content will be removed from system screenshots and screen recording
    }

}