AgeGateSDK/KeyGen/Generation/AGTKeyGenVC.swift - develop - sberpay/AgeGate-iOS

AgeGateSDK/KeyGen/Generation/AGTKeyGenVC.swift
186 строк7 KB
SergeyGladkiy
[0.2.0] БДСЧ сценарий
30 июл 2026, 21:57
30 июл 2026, 21:57cbcdfcb
//
//  AGTKeyGenVC.swift
//  AgeGateSDK
//
//  Created by Гладкий Сергей Игоревич on 24.07.2026.
//

import UIKit

@MainActor
protocol AGTKeyGenViewing: AnyObject {
    func setProgress(_ value: Double, animated: Bool)
    func setHint(_ text: String)
    func acceptTap(at point: CGPoint)
    func rejectTap(at point: CGPoint)
    func setDismissEnabled(_ value: Bool)
}

/// Экраны «БДСЧ 0% / 38% / 89%». На всю высоту шторки, сплошная заливка.
/// Поверх основного фона лежит слой посветлее, который поднимается вверх
/// по мере роста процента. Крупный процент — в правом нижнем углу.
final class AGTKeyGenVC: AGTContentVC, AGTKeyGenViewing {

    private let presenter: AGTKeyGenPresenting
    private let feedback = UIImpactFeedbackGenerator(style: .light)

    /// Слой прогресса. Его верхняя граница едет вверх: 0% — у самого низа,
    /// 100% — под верхом экрана.
    private lazy var fillView: UIView = {
        let view = UIView()
        view.backgroundColor = .entropyFill
        view.translatesAutoresizingMaskIntoConstraints = false
        return view
    }()

    private var fillHeightConstraint: NSLayoutConstraint?

    private lazy var percentLabel: UILabel = {
        let view = UILabel()
        view.font = .entropyPercent                     // SB Sans Display semibold 150
        view.textColor = Asset.Palette.secondGrayDisabled.color
        view.text = "0%"
        view.numberOfLines = 1
        view.textAlignment = .right
        view.adjustsFontSizeToFitWidth = true           // подстраховка на узких экранах
        view.minimumScaleFactor = 0.6
        view.translatesAutoresizingMaskIntoConstraints = false
        return view
    }()

    private lazy var hintLabel: UILabel = {
        let view = UILabel()
        view.font = .entropyHint                       // SB Sans Display semibold 19
        view.textColor = Asset.Palette.secondGrayDisabled.color
        view.numberOfLines = 4                          // максимум 4 строки
        view.textAlignment = .center
        view.translatesAutoresizingMaskIntoConstraints = false
        return view
    }()

    init(presenter: AGTKeyGenPresenting) {
        self.presenter = presenter
        super.init(nibName: nil, bundle: nil)
    }

    required init?(coder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }

    override func viewDidLoad() {
        super.viewDidLoad()
        setupUI()
        feedback.prepare()
        presenter.viewDidLoad()
    }

    /// Прячем стик и общий фон контейнера: этот экран занимает всю шторку.
    override func viewWillAppear(_ animated: Bool) {
        super.viewWillAppear(animated)
        setStickHidden(true)
        contentContainer?.setBackgroundHidden(true)
    }

    override func viewWillDisappear(_ animated: Bool) {
        super.viewWillDisappear(animated)
        contentContainer?.setBackgroundHidden(false)
    }

    /// Касания ловим здесь: нужны координаты, сила и точное время нажатия.
    override func touchesBegan(_ touches: Set<UITouch>, with event: UIEvent?) {
        super.touchesBegan(touches, with: event)
        guard let touch = touches.first else { return }
        presenter.didTap(at: touch.location(in: view),
                         force: touch.maximumPossibleForce > 0 ? touch.force : 0,
                         time: CACurrentMediaTime())
    }

    // MARK: - AGTKeyGenViewing

    func setProgress(_ value: Double, animated: Bool) {
        percentLabel.text = "\(Int(value * 100))%"

        /// Высота слоя прогресса = доля от высоты экрана.
        fillHeightConstraint?.constant = view.bounds.height * CGFloat(value)

        guard animated else {
            view.layoutIfNeeded()
            return
        }
        UIView.animate(withDuration: 0.3, delay: 0,
                       usingSpringWithDamping: 0.85, initialSpringVelocity: 0.4) {
            self.view.layoutIfNeeded()
        }
        UIView.animate(withDuration: 0.12) {
            self.percentLabel.transform = .init(scaleX: 1.05, y: 1.05)
        } completion: { _ in
            UIView.animate(withDuration: 0.12) { self.percentLabel.transform = .identity }
        }
    }

    func setHint(_ text: String) {
        guard hintLabel.text != text else { return }
        UIView.transition(with: hintLabel, duration: 0.2, options: .transitionCrossDissolve) {
            self.hintLabel.text = text
        }
    }

    func acceptTap(at point: CGPoint) {
        feedback.impactOccurred()
        showRipple(at: point, color: .white.withAlphaComponent(0.45))
    }

    func rejectTap(at point: CGPoint) {
        showRipple(at: point, color: .white.withAlphaComponent(0.12))
    }

    func setDismissEnabled(_ value: Bool) {
        contentContainer?.isDismissEnabled = value
    }

    // MARK: - Внутреннее

    private func showRipple(at point: CGPoint, color: UIColor) {
        let ripple = UIView(frame: CGRect(x: 0, y: 0, width: 24, height: 24))
        ripple.center = point
        ripple.layer.cornerRadius = 12
        ripple.backgroundColor = color
        ripple.isUserInteractionEnabled = false
        view.addSubview(ripple)
        UIView.animate(withDuration: 0.4) {
            ripple.transform = .init(scaleX: 3, y: 3)
            ripple.alpha = 0
        } completion: { _ in ripple.removeFromSuperview() }
    }

    private func setupUI() {
        view.backgroundColor = .entropyBackground

        view.addSubview(fillView)
        view.addSubview(percentLabel)
        view.addSubview(hintLabel)

        let fillHeight = fillView.heightAnchor.constraint(equalToConstant: 0)
        fillHeightConstraint = fillHeight

        NSLayoutConstraint.activate([
            fillView.leadingAnchor.constraint(equalTo: view.leadingAnchor),
            fillView.trailingAnchor.constraint(equalTo: view.trailingAnchor),
            fillView.bottomAnchor.constraint(equalTo: view.bottomAnchor),
            fillHeight,

            // Процент прибит к правому и нижнему краю. Отступ справа .margin
            // одинаков для 0% и 100%, потому что выравнивание по правому краю.
            percentLabel.trailingAnchor.constraint(equalTo: view.trailingAnchor, constant: -.margin),
            percentLabel.leadingAnchor.constraint(greaterThanOrEqualTo: view.leadingAnchor,
                                                  constant: .margin),
            percentLabel.bottomAnchor.constraint(equalTo: view.safeAreaLayoutGuide.bottomAnchor),

            // Подсказка чисто по центру, по бокам 16.
            hintLabel.centerYAnchor.constraint(equalTo: view.centerYAnchor),
            hintLabel.centerXAnchor.constraint(equalTo: view.centerXAnchor),
            hintLabel.leadingAnchor.constraint(equalTo: view.leadingAnchor, constant: .margin),
            hintLabel.trailingAnchor.constraint(equalTo: view.trailingAnchor, constant: -.margin)
        ])
    }
}