//
//  AccountViewSettings.swift
//  Wallet
//
//  Created by Igor Danich on 30.08.2020.
//  Copyright © 2020 List. All rights reserved.
//

import UIKit
import Combine

final class AccountViewSettings: CommonViewCustom {
    
    enum Action {
        case password
        case about
        case changeInterfaceStyle
        case changeProtection
    }
    
    @IBOutlet weak var notificationsEnabledLabel: UILabel!
    
    @IBOutlet private weak var notificationsView: UIStackView!
    @IBOutlet private weak var biometricksLbl: UILabel!
    @IBOutlet private weak var biometricksSwitch: UISwitch!
    @IBOutlet private weak var passwordTitlesLbl: UILabel!
    @IBOutlet private weak var versionLbl: UILabel!
    
    private let actionSubject = PassthroughSubject<Action, Never>()
    lazy var actionPublisher: AnyPublisher<Action, Never> = self.actionSubject.eraseToAnyPublisher()
    
    override func setup() {
        super.setup()
        
        self.notificationsView.isUserInteractionEnabled = true
        self.notificationsView.addGestureRecognizer(UITapGestureRecognizer(target: self,
                                                                           action: #selector(self.onNotifications)))

        self.biometricksSwitch.isEnabled = Account.Service.isBiometricksAvailable
        self.biometricksSwitch.isOn = Account.Service.isBiometricksEnabled
        self.biometricksLbl.text = Account.Service.isFaceIdAvailable ? L10n.Account.Settings.faceId : L10n.Account.Settings.touchId
        self.passwordTitlesLbl.text = UserDefaults.standard.bool(forKey: "isPinPwdMode") ? L10n.Account.Settings.pin : L10n.Account.Settings.password
        self.versionLbl.text = "\(Bundle.main.major).\(Bundle.main.minor).\(Bundle.main.patch) (\(Bundle.main.buildNumber))"
    }

    @objc private func onNotifications() {
        if let appSettings = URL(string: UIApplication.openSettingsURLString), UIApplication.shared.canOpenURL(appSettings) {
            UIApplication.shared.open(appSettings)
        }
    }

    @IBAction private func onBiometricks(_ : AnyObject?) {
        if self.biometricksSwitch.isOn {
            Account.Service.checkBiometricks { [weak self] (success) in
                self?.biometricksSwitch.isOn = success
            }
        } else {
            Account.Service.isBiometricksEnabled = false
        }
    }

    @IBAction private func onPassword(_ : AnyObject?) {
        self.actionSubject.send(.password)
    }

    @IBAction private func onAbout(_ : AnyObject?) {
        self.actionSubject.send(.about)
    }

    @IBAction private func onChangeInterfaceStyle(_ sender: Any) {
        self.actionSubject.send(.changeInterfaceStyle)
    }

    @IBAction private func onChangeProtection(_ sender: Any) {
        self.actionSubject.send(.changeProtection)
    }
}