PDF_Office/PDF Office/PDF Master/MemberCenter/WindowsController/KMProductCompareWC.swift

//
//  KMProductCompareWC.swift
//  PDF Reader Pro
//
//  Created by wanjun on 2024/11/6.
//

import Cocoa
import Combine

@objcMembers
class KMProductCompareWC: NSWindowController {

    @objc var modalSession: NSApplication.ModalSession?

    @IBOutlet @objc weak var tableView: NSTableView!
    @IBOutlet @objc weak var titleLabel: NSTextField!
    @IBOutlet @objc weak var topMainBox: NSBox!

    @IBOutlet @objc weak var topMainView: NSView!
    @IBOutlet @objc weak var topsubBox1: NSBox!
    @IBOutlet @objc weak var topSelectBox1: NSBox!
    @IBOutlet @objc weak var topsubBox2: NSBox!
    @IBOutlet @objc weak var topSelectBox2: NSBox!
    @IBOutlet @objc weak var topsubBox3: NSBox!
    @IBOutlet @objc weak var topSelectBox3: NSBox!
    @IBOutlet @objc weak var topsubBox4: NSBox!
    @IBOutlet @objc weak var topSelectBox4: NSBox!
    @IBOutlet weak var topsubBoxWidth1: NSLayoutConstraint!
    @IBOutlet weak var topsubBoxWidth2: NSLayoutConstraint!
    @IBOutlet weak var topsubBoxWidth3: NSLayoutConstraint!
    @IBOutlet weak var topsubBoxWidth4: NSLayoutConstraint!

    @IBOutlet @objc weak var switchLabel: NSTextField!
//    @IBOutlet @objc weak var switchButton: NSButton!

    @IBOutlet @objc weak var freeInfoView: NSView!
    @IBOutlet @objc weak var freeInfoLabel: NSTextField!

    @IBOutlet @objc weak var value1InfoView: NSView!
//    @IBOutlet @objc weak var value1InfoBox: NSBox!
    @IBOutlet @objc weak var value1InfoTypeBox: NSBox!
    @IBOutlet @objc weak var sixMouthProLabel: NSTextField!
    @IBOutlet @objc weak var oneYearProLabel: NSTextField!
    @IBOutlet weak var backgroundImage1: NSImageView!
    
    @IBOutlet @objc weak var switchBox: NSBox!
    @IBOutlet @objc weak var switchBtn: NSButton!
    @IBOutlet @objc weak var switchCircleView: NSView!
    @IBOutlet @objc weak var switchCircleLeftConst: NSLayoutConstraint!

    @IBOutlet @objc weak var saleBox: NSBox!
    @IBOutlet @objc weak var saleIv: NSImageView!
    @IBOutlet @objc weak var saleLabel: NSTextField!

    @IBOutlet @objc weak var value1InfoLabel: NSTextField!
    @IBOutlet @objc weak var value1PurchaseLabel: NSTextField!
    @IBOutlet @objc weak var value1PurchaseSubLabel: NSTextField!
    @IBOutlet @objc weak var value1PurchaseButton: KMCustomButton!
    @IBOutlet @objc weak var value1PurchaseBtnLbl: NSTextField!
    @IBOutlet @objc weak var value1PurchaseOriPriceLbl: NSTextField!
    @IBOutlet @objc weak var value1PurchaseBtnLblBtn: NSButton!

    // 标准版年订阅
    @IBOutlet @objc weak var standardPlanInfoView: NSView!
    @IBOutlet @objc weak var standardPlanInfoLabel: NSTextField!
    @IBOutlet @objc weak var standardPlanPurchaseLabel: NSTextField!
    @IBOutlet @objc weak var standardPlanPurchaseSubLabel: NSTextField!
    @IBOutlet @objc weak var standardPlanPurchaseButton: KMButton!
    @IBOutlet @objc weak var standardPlanPurchaseLbl: NSTextField!
    @IBOutlet @objc weak var standardPlanPurchaseLblBtn: KMButton!
    @IBOutlet @objc weak var standardPlanPurchaseSubLabel2: NSTextField!
    
    // 高级版年订阅
    @IBOutlet @objc weak var advancedPlanInfoView: NSView!
    @IBOutlet @objc weak var advancedPlanInfoLabel: NSTextField!
    @IBOutlet @objc weak var advancedPlanPurchaseLabel: NSTextField!
    @IBOutlet @objc weak var advancedPlanPurchaseSubLabel: NSTextField!
    @IBOutlet @objc weak var advancedPlanPurchaseButton: KMButton!
    @IBOutlet @objc weak var advancedPlanPurchaseLbl: NSTextField!
    @IBOutlet @objc weak var advancedPlanPurchaseLblBtn: KMButton!
    @IBOutlet @objc weak var advancedPlanPurchaseSubLabel2: NSTextField!
    @IBOutlet weak var backgroundImage3: NSImageView!
    @IBOutlet @objc weak var discountPermanent2: NSImageView!

    // 买断
    @IBOutlet @objc weak var permanentInfoView: NSView!
    @IBOutlet @objc weak var permanentInfoLabel: NSTextField!
    @IBOutlet @objc weak var permanentPurchaseLabel: NSTextField!
    @IBOutlet @objc weak var permanentPurchaseSubLabel: NSTextField!
    @IBOutlet @objc weak var permanentPurchaseButton: KMButton!
    @IBOutlet @objc weak var permanentPurchaseLbl: NSTextField!
    @IBOutlet @objc weak var permanentPurchaseLblBtn: KMButton!
    @IBOutlet @objc weak var permanentPurchaseSubLabel2: NSTextField!
    @IBOutlet @objc weak var discountPermanent4: NSImageView!

    @IBOutlet @objc weak var aboutButton: NSButton!
    @IBOutlet @objc weak var btnRestore: HyperLinkButton!
    @IBOutlet @objc weak var privacyPolicyBtn: HyperLinkButton!
    @IBOutlet @objc weak var termOfSerBtn: HyperLinkButton!

    @IBOutlet @objc weak var textView: NSTextView!

    @IBOutlet @objc weak var specialView: NSView!
    @IBOutlet @objc weak var specialImageView: NSImageView!
    @IBOutlet @objc weak var specialLabel: NSTextField!

    @IBOutlet @objc weak var specialView1: NSView!
    @IBOutlet @objc weak var specialImageView1: NSImageView!
    @IBOutlet @objc weak var specialLabel1: NSTextField!

    @IBOutlet @objc weak var box: NSBox!
    @IBOutlet @objc weak var labelbox: NSBox!

//    @IBOutlet @objc weak var topButtonOffset: NSLayoutConstraint!
    
    @objc var value1Layer: CALayer?
    @objc var discountToSaveWinC: KMDiscountToSaveWindowController?

    @IBOutlet @objc weak var billedTopConst: NSLayoutConstraint!

    @IBOutlet @objc weak var discountYearly: NSImageView!
    @IBOutlet @objc weak var discountPermanent: NSImageView!
//    @IBOutlet @objc weak var discountPremium: NSImageView!
    
    @IBOutlet @objc weak var platformsView1: NSView!
    @IBOutlet @objc weak var platformsView2: NSView!
    @IBOutlet @objc weak var platformsView3: NSView!
    @IBOutlet @objc weak var platformsView4: NSView!

    
    private var model = KMProductModel.shared
    private var cancellables = Set<AnyCancellable>()
    
    var orientation: Bool = false // 是否定向跳转
    var orientationType: KMCompareTableType = .trial // 定向跳转比较表
    
    static let shared: KMProductCompareWC = {
        let windowC = KMProductCompareWC(windowNibName: "KMProductCompareWC")
        return windowC
    }()
    
    override init(window: NSWindow?) {
        super.init(window: window)
        setupNotifications()
    }

    required init?(coder: NSCoder) {
        super.init(coder: coder)
    }

      // MARK: - Notification Setup

      private func setupNotifications() {
          NotificationCenter.default.addObserver(
              self,
              selector: #selector(IAPProductLoadedNotification(_:)),
              name: NSNotification.Name(rawValue: "KMIAPProductLoadedNotification"),
              object: nil
          )
          NotificationCenter.default.addObserver(
              self,
              selector: #selector(IAPSubscriptionLoadedNotification(_:)),
              name: NSNotification.Name(rawValue: "KMIAPSubscriptionLoadedNotification"),
              object: nil
          )
          NotificationCenter.default.addObserver(
              self,
              selector: #selector(IAPProductPurchasedNotification(_:)),
              name: NSNotification.Name(rawValue: "KMIAPProductPurchasedNotification"),
              object: nil
          )
          NotificationCenter.default.addObserver(
              self,
              selector: #selector(IAPProductFailedNotification(_:)),
              name: NSNotification.Name(rawValue: "KMIAPProductFailedNotification"),
              object: nil
          )
          NotificationCenter.default.addObserver(
              self,
              selector: #selector(IAPProductRestoreFinishedNotification(_:)),
              name: NSNotification.Name(rawValue: "KMIAPProductRestoreFinishedNotification"),
              object: nil
          )
          NotificationCenter.default.addObserver(
              self,
              selector: #selector(IAPProductRestoreFailedNotification(_:)),
              name: NSNotification.Name(rawValue: "KMIAPProductRestoreFailedNotification"),
              object: nil
          )

          DistributedNotificationCenter.default.addObserver(self, selector: #selector(themeChanged(_:)), name: NSNotification.Name("AppleInterfaceThemeChangedNotification"), object: nil)
      }

      // MARK: - Deinitialization

      deinit {
          NotificationCenter.default.removeObserver(self)
      }

      // MARK: - Singleton

      @objc class func sharedInstance() -> NSWindowController {
          struct Singleton {
              static let instance: KMProductCompareWC = KMProductCompareWC()
          }
          return Singleton.instance
      }

    override func windowDidLoad() {
        super.windowDidLoad()

        window?.backgroundColor = KMAppearance.Upgrade.vipBGColor()
        window?.isMovableByWindowBackground = true

        // Implement this method to handle any initialization after your window controller's window has been loaded from its nib file.
        bindViewModel()
        if orientation {
            model.state = orientationType
        } else {
            model.getCurrentComparisonTableType()
        }

        value1InfoLabel.stringValue = NSLocalizedString("6-Month Plan", comment: "")
        value1InfoLabel.font = NSFont.UbuntuMediumFontWithSize(16)
        value1PurchaseButton.wantsLayer = true
        value1PurchaseButton.layer?.backgroundColor = NSColor(red: 1, green: 94/255, blue: 44/255, alpha: 1).cgColor
        value1PurchaseButton.layer?.cornerRadius = value1PurchaseButton.frame.height / 2
        value1PurchaseBtnLblBtn.wantsLayer = true
        value1PurchaseButton.mouseMoveCallback = { [weak self] mouseEntered in
            guard let self = self else { return }
            if self.value1PurchaseBtnLblBtn.isEnabled == true {
                self.value1PurchaseBtnLblBtn.layer?.backgroundColor = mouseEntered ? NSColor.black.withAlphaComponent(0.15).cgColor : NSColor.clear.cgColor
            }
        }
        value1PurchaseBtnLblBtn.layer?.cornerRadius = value1PurchaseBtnLblBtn.frame.height / 2
        value1PurchaseBtnLblBtn.layer?.masksToBounds = true

        standardPlanPurchaseButton.wantsLayer = true
        standardPlanPurchaseButton.layer?.cornerRadius = standardPlanPurchaseButton.frame.height / 2
        self.standardPlanPurchaseButton.layer?.backgroundColor = NSColor.white.cgColor
        switchLabel.stringValue = NSLocalizedString("Choose your favorite payment and enjoy flexible upgrades.", comment: "")
        switchLabel.textColor = KMAppearance.Interactive.m0Color()
        box.wantsLayer = true
        box.shadow = NSShadow()
        box.layer?.shadowOpacity = 0.3
        box.layer?.shadowColor = NSColor.black.withAlphaComponent(0.3).cgColor
        box.layer?.shadowOffset = NSMakeSize(0, 3)
        box.layer?.shadowRadius = 8
        box.layer?.masksToBounds = false
        
        permanentPurchaseButton.wantsLayer = true
        permanentPurchaseButton.layer?.cornerRadius = permanentPurchaseButton.frame.height / 2
        self.permanentPurchaseButton.layer?.backgroundColor = NSColor.white.cgColor

        let txtColor = NSColor(red: 102/255, green: 102/255, blue: 102/255, alpha: 1)
        aboutButton.title = NSLocalizedString("About Subscriptions", comment: "")
        aboutButton.setTitleColor(NSColor(red: 1.0, green: 1.0, blue: 1.0, alpha: 0.7))
        aboutButton.isHidden = true

        reloadData()
        reloadDataContent()

#if !VERSION_DMG
        IAPProductsManager.default().loadProducts()
#endif
        
        textView.string = String(format: "Subscription plans:\nPDF Reader Pro Standard - Annual Plan: $79.99/year\nPDF Reader Pro Advanced - Annual Plan: $99.99/year\nPDF Reader Pro Permanent: $119.99\n\nSubscriptions: %@\n- Subscriptions will be charged through your iTunes account at the confirmation of purchase.\n- Your subscriptions will automatically renew unless cancelled at least 24 hours before the end of current subscription period.\n- Your iTunes account will be charged for renewal within 24-hours prior to the end of the current period, for the same duration and at the current subscription price.\n- You may manage your subscriptions in your iTunes Account Settings after purchase.\n- No cancellation of the current subscription is allowed during an active subscription period.\n\n- Terms of service:\nhttps://www.pdfreaderpro.com/terms_of_service\n- Privacy Policy:\nhttps://www.pdfreaderpro.com/privacy-policy", "", NSLocalizedString("USD $39.99/(6 months), USD$59.99/(12 months), USD $59.99/(one-time purchase)", comment: ""))
        showDiscount()
    }
    
    func windowShouldClose(sender:Any) -> Bool {
        FMTrackEventManager.defaultManager.trackEvent(event: "PUW", withProperties: ["PUW_Btn":"PUW_Btn_Upgrade_Cancel"])
        if model.isShowSale {
            trackEvent_free(eventName: "PromotionalOffer", params: ["PUW_Btn":"PUW_7OffUpgrade_Cancel"], platform: .AppCenter)
        }
        endModal(sender)
        return true
    }
    
    override func close() {
        super.close()
        endModal("")
    }

    @objc func startModal(_ sender: Any) {
        NSApp.stopModal()
        modalSession = NSApp.beginModalSession(for: window!)
        while NSApp.runModalSession(modalSession!) == .continue {
            // Modal loop
        }
    }

    @objc func endModal(_ sender: Any) {
        if let session = modalSession {
            NSApp.stopModal()
            NSApp.endModalSession(session)
            window?.orderOut(self)
            modalSession = nil
        }
    }

    @objc func showWindowRestore(_ sender: Any) {
        showWindow(sender)
        buttonItemClicked_Restore(sender)
    }

    @objc override func showWindow(_ sender: Any?) {
        super.showWindow(sender)
        if orientation {
            model.state = orientationType
        } else {
            model.getCurrentComparisonTableType()
        }
        languageLocalized()
        initializeUI()
        reloadData()
        if model.isShowSale {
            showDiscountToSaveWindow()
        }
        reloadDataContent()
    }

    // MARK: - Private Methods
    
    private func languageLocalized() -> Void {
        titleLabel.stringValue = NSLocalizedString("Subscribe to All Access Pack to enjoy more expanded features.", comment: "")
        btnRestore.title = NSLocalizedString("Restore", comment: "")
        btnRestore.toolTip = NSLocalizedString("Restore", comment: "")
        privacyPolicyBtn.title = NSLocalizedString("Privacy Policy", comment: "")
        privacyPolicyBtn.toolTip = NSLocalizedString("Privacy Policy", comment: "")
        termOfSerBtn.title = NSLocalizedString("Terms of Service", comment: "")
        termOfSerBtn.toolTip = NSLocalizedString("Terms of Service", comment: "")
        sixMouthProLabel.stringValue = NSLocalizedString("6-Month Plan", comment: "")
        oneYearProLabel.stringValue = NSLocalizedString("1-year Plan", comment: "")

        freeInfoLabel.stringValue = NSLocalizedString("Free", comment: "")
        standardPlanInfoLabel.stringValue = NSLocalizedString("PDF Reader Pro Standard - Annual Plan", tableName: "MemberCenterLocalizable", comment: "")
        standardPlanPurchaseSubLabel.stringValue = NSLocalizedString("Auto-renewal | Billed yearly", tableName: "MemberCenterLocalizable", comment: "")
        standardPlanPurchaseSubLabel2.stringValue = NSLocalizedString("(Tax Incl.)",tableName: "MemberCenterLocalizable", comment: "")
        
        advancedPlanInfoLabel.stringValue = NSLocalizedString("PDF Reader Pro Advanced - Annual Plan", tableName: "MemberCenterLocalizable", comment: "")
        advancedPlanPurchaseSubLabel.stringValue = NSLocalizedString("Auto-renewal | Billed yearly", tableName: "MemberCenterLocalizable", comment: "")
        advancedPlanPurchaseSubLabel2.stringValue = NSLocalizedString("(Tax Incl.)",tableName: "MemberCenterLocalizable", comment: "")

        permanentInfoLabel.stringValue = NSLocalizedString("PDF Reader Pro Permanent", tableName: "MemberCenterLocalizable", comment: "")
        permanentPurchaseSubLabel.stringValue = NSLocalizedString("one-time purchase", comment: "")
        permanentPurchaseSubLabel2.stringValue = NSLocalizedString("(Tax Incl.)",tableName: "MemberCenterLocalizable", comment: "")
        
        standardPlanPurchaseLbl.stringValue = NSLocalizedString("Subscribe", comment: "")
        if KMMemberInfo.shared.userScenarioType == .lite_type3 ||
            KMMemberInfo.shared.userScenarioType == .lite_type11 {
            advancedPlanPurchaseLbl.stringValue = NSLocalizedString("Renew now",tableName: "MemberCenterLocalizable", comment: "“")
        } else {
            advancedPlanPurchaseLbl.stringValue = NSLocalizedString("Subscribe", comment: "")
        }
        permanentPurchaseLbl.stringValue = NSLocalizedString("Purchase", comment: "")

#if VERSION_FREE
#if VERSION_DMG
    // DMG
        if model.state == .dmg_Base {
            standardPlanPurchaseLabel.stringValue = model.getProductPrice(.pdfReaderProStandard_dmg)
            advancedPlanPurchaseLabel.stringValue = model.getProductPrice(.pdfReaderProAdvanced_dmg)
            permanentPurchaseLabel.stringValue = model.getProductPrice(.pdfReaderProPermanent_dmg)
        } else if model.state == .dmg_Upgrades1 || model.state == .dmg_Upgrades2 {
            guard let productModels = model.dmgProductDatas?.listingProducts else { return }
            for productModel in productModels {
                if productModel.code == "advanced-annual-subscription" {
                    model.getDMGProductPriceInfosForMember(productId: productModel.id, isEducation: 0) { [weak self] success, result in
                        guard let self = self else { return }
                        guard let results: KMMemberProductResult = result else { return }
                        guard let productModels2 = results.listingProducts else { return }
                        for productModel2 in productModels2 {
                            if self.model.isBlackFive == true {
                                if productModel2.code == "advanced-annual-subscription-blackFive" {
                                    self.permanentPurchaseLabel.stringValue = String(format: "%.2f", productModel2.upgradePrice.doubleValue)
                                }
                            } else {
                                if productModel2.code == "advanced-annual-subscription" {
                                    self.permanentPurchaseLabel.stringValue = String(format: "%.2f", productModel2.upgradePrice.doubleValue)
                                }
                            }
                        }
                    }
                }
            }
        } else {
            advancedPlanPurchaseLabel.stringValue = model.getProductPrice(.pdfReaderProAdvanced_dmg)
        }
#else
    // AppStore 免费版本
        if model.state == .lite_Base {
            permanentPurchaseLabel.stringValue = model.getProductPrice(.allAccessPackPermanent_lite)
        } else if model.state == .lite_MacWindows {
            if KMMemberInfo.shared.userScenarioType == .lite_type5 {
                let platforms = KMMemberInfo.shared.vip_platforms
                let platformsArray = platforms
                    .components(separatedBy: ",")
                    .map { $0.trimmingCharacters(in: .whitespaces) }
                if platformsArray.count == 1 {
                    advancedPlanPurchaseLabel.stringValue = model.getProductPrice(.advancedAddDevicesAllAccessPack12months_lite)
                } else if platformsArray.count == 2 {
                    advancedPlanPurchaseLabel.stringValue = model.getProductPrice(.advancedAdd2DevicesAllAccessPack12months_lite)
                } else {
                    advancedPlanPurchaseLabel.stringValue = model.getProductPrice(.advancedAdd2DevicesAllAccessPack12months_lite)
                }
            } else {
                advancedPlanPurchaseLabel.stringValue = model.getProductPrice(.advancedAddDevicesAllAccessPack12months_lite)
            }
        } else {
            // model.state == .trial
            advancedPlanPurchaseLabel.stringValue = model.getProductPrice(.fourDevicesAllAccessPackNew12months_lite)
        }
#endif
#else
    // AppStore 付费版
        if model.state == .pro_Base {
            if KMMemberInfo.shared.userScenarioType == .pro_type3 {
                advancedPlanPurchaseLabel.stringValue = model.getProductPrice(.standardAddDevicesAllAccessPack12months_pro)
                permanentPurchaseLabel.stringValue = model.getProductPrice(.pdfToOfficePackPermanent_pro)
            }
        } else if model.state == .pro_Advanced {
            if KMMemberInfo.shared.userScenarioType == .pro_type1 {
                advancedPlanPurchaseLabel.stringValue = model.getProductPrice(.advancedAddDevicesAllAccessPack12months_pro)
            } else if KMMemberInfo.shared.userScenarioType == .pro_type4 {
                let platforms = KMMemberInfo.shared.vip_platforms
                let platformsArray = platforms
                    .components(separatedBy: ",")
                    .map { $0.trimmingCharacters(in: .whitespaces) }
                if platformsArray.count == 1 {
                    advancedPlanPurchaseLabel.stringValue = model.getProductPrice(.advancedAddDevicesAllAccessPack12months_pro)
                } else if platformsArray.count == 2 {
                    advancedPlanPurchaseLabel.stringValue = model.getProductPrice(.advancedAdd2DevicesAllAccessPack12months_pro)
                } else {
                    advancedPlanPurchaseLabel.stringValue = model.getProductPrice(.advancedAdd2DevicesAllAccessPack12months_pro)
                }
            }
        } else {
            advancedPlanPurchaseLabel.stringValue = model.getProductPrice(.fourDevicesAllAccessPack12months_pro)
        }
#endif
    }
    
    private func initializeUI() -> Void {
        btnRestore.setTitleColor(NSColor(named: "FFFFFF") ?? NSColor.white)
        btnRestore.font = NSFont.SFProTextRegularFont(13)
        btnRestore.mouseMoveCallback = { [weak self] mouseEntered in
            guard let self = self else { return }
            if mouseEntered {
                self.btnRestore.setTitleColor(NSColor(red: 1.0, green: 1.0, blue: 1.0, alpha: 0.7))
            } else {
                self.btnRestore.setTitleColor(NSColor(named: "FFFFFF") ?? NSColor.white)
            }
        }
        privacyPolicyBtn.setTitleColor(NSColor(named: "FFFFFF") ?? NSColor.white)
        privacyPolicyBtn.font = NSFont.SFProTextRegularFont(13)
        privacyPolicyBtn.mouseMoveCallback = { [weak self] mouseEntered in
            guard let self = self else { return }
            if mouseEntered {
                self.privacyPolicyBtn.setTitleColor(NSColor(red: 1.0, green: 1.0, blue: 1.0, alpha: 0.7))
            } else {
                self.privacyPolicyBtn.setTitleColor(NSColor(named: "FFFFFF") ?? NSColor.white)
            }
        }
        termOfSerBtn.setTitleColor(NSColor(named: "FFFFFF") ?? NSColor.white)
        termOfSerBtn.font = NSFont.SFProTextRegularFont(13)
        termOfSerBtn.mouseMoveCallback = { [weak self] mouseEntered in
            guard let self = self else { return }
            if mouseEntered {
                self.termOfSerBtn.setTitleColor(NSColor(red: 1.0, green: 1.0, blue: 1.0, alpha: 0.7))
            } else {
                self.termOfSerBtn.setTitleColor(NSColor(named: "FFFFFF") ?? NSColor.white)
            }
        }
        
        value1InfoTypeBox.fillColor = NSColor.clear
        value1InfoTypeBox.borderWidth = 0
        sixMouthProLabel.textColor = .white
        sixMouthProLabel.font = NSFont.UbuntuMediumFontWithSize(14)
        sixMouthProLabel.lineBreakMode = .byTruncatingTail
        sixMouthProLabel.toolTip = sixMouthProLabel.stringValue
        sixMouthProLabel.alignment = .center
        oneYearProLabel.textColor = .white
        oneYearProLabel.font = NSFont.UbuntuMediumFontWithSize(14)
        oneYearProLabel.lineBreakMode = .byTruncatingTail
        oneYearProLabel.toolTip = oneYearProLabel.stringValue
        oneYearProLabel.alignment = .center
        switchBox.fillColor = NSColor(white: 1, alpha: 0.2)
        switchBox.cornerRadius = 12
        switchBox.borderWidth = 1
        switchBox.borderColor = NSColor(red: 235/255, green: 236/255, blue: 240/255, alpha: 1.0)
        switchCircleView.wantsLayer = true
        switchCircleView.layer?.cornerRadius = 8
        switchCircleView.layer?.backgroundColor = NSColor.white.cgColor
        switchBtn.title = ""
        switchBtn.target = self
        switchBtn.action = #selector(switchAction)
        saleLabel.isHidden = true
        saleLabel.superview?.isHidden = true
        saleBox.borderWidth = 0
        
        topMainBox.contentView = topMainView
        topsubBox1.isHidden = false
        topsubBox2.isHidden = false
        topsubBox3.isHidden = false
        topsubBox4.isHidden = false
        topSelectBox1.isHidden = true
        topSelectBox2.isHidden = true
        topSelectBox3.isHidden = true
        topSelectBox4.isHidden = true

        freeInfoLabel.font = NSFont.UbuntuMediumFontWithSize(14)
        standardPlanInfoLabel.font = NSFont.UbuntuMediumFontWithSize(14)
        advancedPlanInfoLabel.font = NSFont.UbuntuMediumFontWithSize(14)
        permanentInfoLabel.font = NSFont.UbuntuMediumFontWithSize(14)
        standardPlanPurchaseSubLabel.font = NSFont.SFProTextRegularFont(11)
        standardPlanPurchaseSubLabel2.font = NSFont.SFProTextRegularFont(11)
        advancedPlanPurchaseSubLabel.font = NSFont.SFProTextRegularFont(11)
        advancedPlanPurchaseSubLabel2.font = NSFont.SFProTextRegularFont(11)
        permanentPurchaseSubLabel.font = NSFont.UbuntuMediumFontWithSize(11)
        permanentPurchaseSubLabel2.font = NSFont.SFProTextRegularFont(11)
        value1PurchaseLabel.font = NSFont.UbuntuBoldFontWithSize(20)
        standardPlanPurchaseLabel.font = NSFont.UbuntuBoldFontWithSize(20)
        standardPlanPurchaseLabel.textColor = NSColor(red: 1.0, green: 231.0/255.0, blue: 106.0/255.0, alpha: 1.0)
        advancedPlanPurchaseLabel.font = NSFont.UbuntuBoldFontWithSize(20)
        advancedPlanPurchaseLabel.textColor = NSColor(red: 1.0, green: 231.0/255.0, blue: 106.0/255.0, alpha: 1.0)
        permanentPurchaseLabel.font = NSFont.UbuntuBoldFontWithSize(20)
        permanentPurchaseLabel.textColor = NSColor(red: 1.0, green: 231.0/255.0, blue: 106.0/255.0, alpha: 1.0)
        backgroundImage1.wantsLayer = true
        backgroundImage1.layer?.cornerRadius = 12
        backgroundImage1.layer?.masksToBounds = true
        backgroundImage3.wantsLayer = true
        backgroundImage3.layer?.cornerRadius = 12
        backgroundImage3.layer?.masksToBounds = true
        advancedPlanPurchaseButton.wantsLayer = true
        advancedPlanPurchaseButton.layer?.backgroundColor = NSColor(red: 1, green: 94/255, blue: 44/255, alpha: 1).cgColor
        advancedPlanPurchaseButton.layer?.cornerRadius = value1PurchaseButton.frame.height / 2
        standardPlanPurchaseLbl.textColor = NSColor(named: "5528FF") ?? .blue
        advancedPlanPurchaseLbl.textColor = NSColor(named: "FFFFFF") ?? .white
        permanentPurchaseLbl.textColor = NSColor(named: "5528FF") ?? .blue

        var contentWidth = 970.0
        var contentHeight = 660.0
        if model.state == .dmg_Base {
            contentWidth = 970.0
            contentHeight = 660.0
            topsubBox1.contentView = freeInfoView
            topsubBox2.contentView = standardPlanInfoView
            topsubBox3.contentView = advancedPlanInfoView
            topsubBox4.contentView = permanentInfoView
            backgroundImage1.isHidden = true
            topSelectBox3.isHidden = false
            topsubBoxWidth1.constant = 149.5
            topsubBoxWidth2.constant = 149.5
            topsubBoxWidth3.constant = 149.5
            topsubBoxWidth3.constant = 149.5
        } else if model.state == .dmg_Upgrades1 {
            contentWidth = 689.0
            contentHeight = 660.0
            topsubBox2.isHidden = true
            topsubBox3.isHidden = true
            topsubBox4.isHidden = true
            topsubBox1.contentView = advancedPlanInfoView
            topSelectBox1.isHidden = false
            topsubBoxWidth1.constant = 320.0
        } else if model.state == .dmg_Upgrades2 {
            contentWidth = 689.0
            contentHeight = 660.0
            topsubBox2.isHidden = true
            topsubBox3.isHidden = true
            topsubBox4.isHidden = true
            topsubBox1.contentView = advancedPlanInfoView
            topSelectBox1.isHidden = false
            topsubBoxWidth1.constant = 320.0
        } else if model.state == .lite_Base {
            contentWidth = 970.0
            contentHeight = 660.0
            topsubBox4.isHidden = true
            topsubBox1.contentView = freeInfoView
            topsubBox2.contentView = value1InfoView
            topsubBox3.contentView = permanentInfoView
            topSelectBox2.isHidden = false
            topsubBoxWidth1.constant = 179.0
            topsubBoxWidth2.constant = 240.0
            topsubBoxWidth3.constant = 179.0
        } else if model.state == .lite_MacWindows {
            contentWidth = 689.0
            contentHeight = 660.0
            topsubBox2.isHidden = true
            topsubBox3.isHidden = true
            topsubBox4.isHidden = true
            topsubBox1.contentView = advancedPlanInfoView
            topSelectBox1.isHidden = false
            topsubBoxWidth1.constant = 320.0
        } else if model.state == .pro_Base {
            contentWidth = 970.0
            contentHeight = 660.0
            topsubBox3.isHidden = true
            topsubBox4.isHidden = true
            topsubBox1.contentView = advancedPlanInfoView
            topsubBox2.contentView = permanentInfoView
            backgroundImage1.isHidden = true
            topSelectBox1.isHidden = false
            topsubBoxWidth1.constant = 299.0
            topsubBoxWidth2.constant = 299.0
        } else if model.state == .pro_Advanced {
            contentWidth = 689.0
            contentHeight = 660.0
            topsubBox2.isHidden = true
            topsubBox3.isHidden = true
            topsubBox4.isHidden = true
            topsubBox1.contentView = advancedPlanInfoView
            topSelectBox1.isHidden = false
            topsubBoxWidth1.constant = 320.0
        } else {
            // model.state == .trial
            contentWidth = 785.0
            contentHeight = 660.0
            topsubBox3.isHidden = true
            topsubBox4.isHidden = true
            topsubBox1.contentView = freeInfoView
            topsubBox2.contentView = advancedPlanInfoView
            backgroundImage1.isHidden = true
            topSelectBox2.isHidden = false
            topsubBoxWidth1.constant = 179.0
            topsubBoxWidth2.constant = 240.0
        }
        self.window?.setContentSize(NSSize(width: contentWidth, height: contentHeight))
        self.window?.maxSize = NSSize(width: contentWidth, height: contentHeight)
        self.window?.minSize = NSSize(width: contentWidth, height: contentHeight)
        
        box.fillColor = KMAppearance.Layout.l1Color()
        labelbox.fillColor = .clear
        tableView.backgroundColor = KMAppearance.Layout.l0Color()
        textView.backgroundColor = .clear
        textView.textColor = NSColor.white.withAlphaComponent(0.5)
        value1PurchaseSubLabel.textColor = KMAppearance.Layout.w0Color()
        standardPlanPurchaseSubLabel.textColor = KMAppearance.Layout.w0Color()
        standardPlanPurchaseSubLabel2.textColor = KMAppearance.Layout.w0Color()
        advancedPlanPurchaseSubLabel.textColor = KMAppearance.Layout.w0Color()
        advancedPlanPurchaseSubLabel2.textColor = KMAppearance.Layout.w0Color()
        permanentPurchaseSubLabel.textColor = KMAppearance.Layout.w0Color()
        permanentPurchaseSubLabel2.textColor = KMAppearance.Layout.w0Color()
        
#if VERSION_FREE
#if VERSION_DMG
    // DMG
#else
    // AppStore 免费版本
        refreshPurchaseSwitch()
#endif
#else
    // AppStore 付费版
#endif
    }

    @objc func reloadData() {
        saleBox.isHidden = true
        saleIv.isHidden = true
        if model.isShowSale {
            if let info = KMAdvertisementManager.manager.info.StoreUserRecovery?.content?.first,
               let url = URL(string: KMAdvertisementModelTransition.transitionImagePath(image: info.saleImage, highlight: true)) {
                KMAdvertisementImage.imageWithURL(url: url) { [weak self] image in
                    guard let self = self else { return }
                    self.saleIv.image = image
                    self.saleBox.isHidden = false
                    self.saleIv.isHidden = false
                    self.trackEvent_free(eventName: "PromotionalOffer", params: ["PUW_Exposure": "PUW_7OffUpgrade"], platform: .AppCenter)
                }
            }
        } else {
            saleBox.isHidden = true
        }
        
        if KMMemberInfo.shared.isMemberAllFunction == true {
            value1PurchaseButton.isEnabled = false
            permanentPurchaseButton.isEnabled = false
            permanentPurchaseLbl.textColor = NSColor(red: 85/255.0, green: 40/255.0, blue: 255/255.0, alpha: 0.5)
        } else {
            value1PurchaseButton.isEnabled = true
            permanentPurchaseButton.isEnabled = true
            permanentPurchaseLbl.textColor = NSColor(red: 85/255.0, green: 40/255.0, blue: 255/255.0, alpha: 1.0)
        }
        
        permanentPurchaseLbl.font = NSFont.UbuntuBoldFontWithSize(16)
        value1PurchaseOriPriceLbl.font = NSFont.SFProTextRegularFont(12)
    }
    
    func refreshPurchaseSwitch() -> Void {
#if VERSION_FREE
#if VERSION_DMG
    // DMG
#else
    // AppStore 免费版本
        reloadData()
        if model.isPurchaseSwitch {
            discountYearly.isHidden = false
            sixMouthProLabel.textColor = NSColor(red: 117/255.0, green: 119/255.0, blue: 128/255.0, alpha: 1.0)
            oneYearProLabel.textColor = NSColor.white
            switchCircleLeftConst.constant = 22
            value1InfoLabel.stringValue = NSLocalizedString("1-year Plan", comment: "")
        } else {
            discountYearly.isHidden = true
            sixMouthProLabel.textColor = NSColor.white
            oneYearProLabel.textColor = NSColor(red: 117/255.0, green: 119/255.0, blue: 128/255.0, alpha: 1.0)
            switchCircleLeftConst.constant = 4
            value1InfoLabel.stringValue = NSLocalizedString("6-Month Plan", comment: "")
        }
        value1PurchaseBtnLblBtn.isEnabled = value1PurchaseButton.isEnabled
        
        value1PurchaseBtnLbl.stringValue = NSLocalizedString("Subscribe", comment: "")
        let fourDevicesAllAccessPackNew6Months_lite = IAPProductsManager.default().fourDevicesAllAccessPackNew6Months_lite
        let fourDevicesAllAccessPackNew12months_lite = IAPProductsManager.default().fourDevicesAllAccessPackNew12months_lite
        let isTrialPeriod_newlyMonth = fourDevicesAllAccessPackNew6Months_lite?.isTrialPeriod ?? false
        let isSubscribed_newlyMonth = fourDevicesAllAccessPackNew6Months_lite?.isSubscribed ?? false
        let isTrialPeriod_year = fourDevicesAllAccessPackNew12months_lite?.isTrialPeriod ?? false
        let isSubscribed_year = fourDevicesAllAccessPackNew12months_lite?.isSubscribed ?? false
        let introductoryPrice_newlyMonth = fourDevicesAllAccessPackNew6Months_lite?.product?.introductoryPrice
        let introductoryPrice_year = fourDevicesAllAccessPackNew12months_lite?.product?.introductoryPrice

        if isTrialPeriod_newlyMonth {
            value1PurchaseBtnLbl.stringValue = NSLocalizedString("Subscribe", comment: "")
            if isSubscribed_newlyMonth {
                value1PurchaseBtnLbl.stringValue = NSLocalizedString("Subscribed", comment: "")
            }
        } else if isTrialPeriod_year {
            value1PurchaseBtnLbl.stringValue = NSLocalizedString("Subscribe", comment: "")
            if isSubscribed_year {
                value1PurchaseBtnLbl.stringValue = NSLocalizedString("Subscribed", comment: "")
            }
        } else {
            if isSubscribed_newlyMonth || isSubscribed_year {
                value1PurchaseBtnLbl.stringValue = NSLocalizedString("Subscribed", comment: "")
            } else {
                value1PurchaseBtnLbl.stringValue = NSLocalizedString("Free Trial", comment: "")
                if #available(macOS 10.13.2, *) {
    #if !VERSION_DMG
                    if introductoryPrice_newlyMonth == nil {
                        value1PurchaseBtnLbl.stringValue = NSLocalizedString("Subscribe", comment: "")
                    } else if introductoryPrice_year == nil {
                        value1PurchaseBtnLbl.stringValue = NSLocalizedString("Subscribe", comment: "")
                    }
    #endif
                }
            }
        }

        value1PurchaseBtnLbl.textColor = value1PurchaseBtnLblBtn.isEnabled ? NSColor.white : NSColor.white.withAlphaComponent(0.5)
        permanentPurchaseLblBtn.isEnabled = permanentPurchaseButton.isEnabled
        
        let averageMonthPrice: String?
        let monthPrice: String?
        let averageMonthPriceDiscount: String?
        let monthPriceDiscount: String?
        var allPrice: String?
        let isOffers_newlyMonth = fourDevicesAllAccessPackNew6Months_lite?.isOffers ?? false
        let isOffers_year = fourDevicesAllAccessPackNew12months_lite?.isOffers ?? false

        if isOffers_newlyMonth {
            specialView1.isHidden = false
            averageMonthPrice = fourDevicesAllAccessPackNew6Months_lite?.offersAveragePrice()
            monthPrice = fourDevicesAllAccessPackNew6Months_lite?.offersPrice()
            averageMonthPriceDiscount = fourDevicesAllAccessPackNew6Months_lite?.discountAveragePrice()
            monthPriceDiscount = fourDevicesAllAccessPackNew6Months_lite?.discountPrice()
        } else if isOffers_year {
            averageMonthPrice = fourDevicesAllAccessPackNew12months_lite?.offersAveragePrice()
            monthPrice = fourDevicesAllAccessPackNew12months_lite?.offersPrice()
            averageMonthPriceDiscount = fourDevicesAllAccessPackNew12months_lite?.discountAveragePrice()
            monthPriceDiscount = fourDevicesAllAccessPackNew12months_lite?.discountPrice()
        } else {
            specialView1.isHidden = true
            if !model.isPurchaseSwitch {
                averageMonthPrice = fourDevicesAllAccessPackNew6Months_lite?.averagePrice()
                monthPrice = fourDevicesAllAccessPackNew6Months_lite?.price()
                averageMonthPriceDiscount = fourDevicesAllAccessPackNew6Months_lite?.discountAveragePrice()
                monthPriceDiscount = fourDevicesAllAccessPackNew6Months_lite?.discountPrice()
            } else {
                averageMonthPrice = fourDevicesAllAccessPackNew12months_lite?.averagePrice()
                monthPrice = fourDevicesAllAccessPackNew12months_lite?.price()
                averageMonthPriceDiscount = fourDevicesAllAccessPackNew12months_lite?.discountAveragePrice()
                monthPriceDiscount = fourDevicesAllAccessPackNew12months_lite?.discountPrice()
            }
        }
        
        if let allAccessPackPermanent_lite = IAPProductsManager.default().allAccessPackPermanent_lite, allAccessPackPermanent_lite.isOffers {
            specialView.isHidden = false
            allPrice = allAccessPackPermanent_lite.offersPrice()
        } else {
            specialView.isHidden = true
            allPrice = IAPProductsManager.default().allAccessPackPermanent_lite?.price()
        }
        
        var off = 1 - (IAPProductsManager.default().allAccessPackPermanent_lite?.offers ?? 0)
        var offString = String(format: "%.f%%", off * 100)
        specialLabel.stringValue = String(format: NSLocalizedString("%@ off", comment: ""), offString)
        
        if model.isPurchaseSwitch {
            off = 1 - IAPProductsManager.default().fourDevicesAllAccessPackNew12months_lite.offers
        } else {
            off = 1 - IAPProductsManager.default().fourDevicesAllAccessPackNew6Months_lite.offers
        }
        offString = String(format: "%.f%%", off * 100)
        specialLabel1.stringValue = String(format: NSLocalizedString("%@ off", comment: ""), offString)
        
        let image = NSImage(named: "KMImageNameCompareTagBG")
        
        specialImageView.image = image
        specialImageView1.image = image
        if KMKdanRemoteConfig.remoteConfig.showAPP_AveragePrice() {
            if model.isShowSale {
                value1PurchaseSubLabel.stringValue = String(format: "%@/%@", averageMonthPriceDiscount ?? "", NSLocalizedString("mon", comment: ""))
                value1PurchaseOriPriceLbl.stringValue = String(format: "%@/%@", averageMonthPrice ?? "", NSLocalizedString("mon", comment: ""))
                value1PurchaseOriPriceLbl.isHidden = false
                billedTopConst.constant = 16
            } else {
                value1PurchaseLabel.stringValue = String(format: "%@/%@", averageMonthPrice ?? "", NSLocalizedString("mon", comment: ""))
                value1PurchaseOriPriceLbl.isHidden = true
                billedTopConst.constant = 0
            }
        } else {
            if model.isPurchaseSwitch {
                if model.isShowSale {
                    value1PurchaseLabel.stringValue = String(format: "%@/%@", monthPriceDiscount ?? "", NSLocalizedString("12 months", comment: ""))
                    value1PurchaseOriPriceLbl.stringValue = String(format: "%@/%@", monthPrice ?? "", NSLocalizedString("12 months", comment: ""))
                    value1PurchaseOriPriceLbl.isHidden = false
                    billedTopConst.constant = 16
                } else {
                    value1PurchaseLabel.stringValue = String(format: "%@/%@", monthPrice ?? "", NSLocalizedString("12 months", comment: ""))
                    value1PurchaseOriPriceLbl.isHidden = true
                    billedTopConst.constant = 0
                }
            } else {
                if model.isShowSale {
                    value1PurchaseLabel.stringValue = String(format: "%@/%@", monthPriceDiscount ?? "", NSLocalizedString("6mon", comment: ""))
                    value1PurchaseOriPriceLbl.stringValue = String(format: "%@/%@", monthPrice ?? "", NSLocalizedString("6mon", comment: ""))
                    value1PurchaseOriPriceLbl.isHidden = false
                    billedTopConst.constant = 16
                } else {
                    value1PurchaseLabel.stringValue = String(format: "%@/%@", monthPrice ?? "", NSLocalizedString("6mon", comment: ""))
                    value1PurchaseOriPriceLbl.isHidden = true
                    billedTopConst.constant = 0
                }
            }
        }
        value1PurchaseLabel.textColor = NSColor(red: 1.0, green: 231.0/255.0, blue: 106.0/255.0, alpha: 1.0)
        value1PurchaseOriPriceLbl.textColor = NSColor(white: 1.0, alpha: 0.7)
        
        value1PurchaseOriPriceLbl.attributedStringValue = NSAttributedString(string: value1PurchaseOriPriceLbl.stringValue, attributes: [
            .font : NSFont.SFProTextRegularFont(12),
            .foregroundColor: NSColor(white: 1, alpha: 0.7),
            .strikethroughStyle: NSUnderlineStyle.single.rawValue
        ])
        var tTips: String
        if model.isShowSale {
            tTips = String(format: NSLocalizedString("%@ for the first 6-month subscription", comment: ""), monthPriceDiscount ?? "")
        } else {
            tTips = String(format: NSLocalizedString("Billed every 6 months at %@", comment: ""), monthPrice ?? "")
        }
        if value1PurchaseBtnLbl.stringValue == NSLocalizedString("Free Trial", comment: "") {
            tTips = String(format: NSLocalizedString("Billed every 6 months at %@ after 7-day trial ends.", comment: ""), monthPrice ?? "")
#if !VERSION_DMG
            if model.isPurchaseSwitch {
                if let fourDevicesAllAccessPackNew12months_lite = IAPProductsManager.default().fourDevicesAllAccessPackNew12months_lite.product {
                    if #available(macOS 10.13.2, *) {
                        let trialDays = IAPProductsManager.default().fourDevicesAllAccessPackNew12months_lite.product.introductoryPrice?.subscriptionPeriod.numberOfUnits
                        tTips = String(
                            format: NSLocalizedString("Billed every 12 months at %@ after %@-day trial ends.", comment: ""),
                            monthPrice ?? "",
                            "\(trialDays ?? 0)"
                        )
                    }

                }
            } else {
                if let fourDevicesAllAccessPackNew6Months_lite = IAPProductsManager.default().fourDevicesAllAccessPackNew6Months_lite.product {
                    if #available(macOS 10.13.2, *) {
                        let trialDays = fourDevicesAllAccessPackNew6Months_lite.introductoryPrice?.subscriptionPeriod.numberOfUnits
                        tTips = String(
                            format: NSLocalizedString("Billed every 6 months at %@ after %@-day trial ends.", comment: ""),
                            monthPrice ?? "",
                            "\(trialDays ?? 0)"
                        )
                    }
                }
            }
#endif
        }
        if #available(macOS 10.13.2, *) {
#if !VERSION_DMG
            if model.isPurchaseSwitch {
                if (IAPProductsManager.default().fourDevicesAllAccessPackNew12months_lite.product?.introductoryPrice == nil) {
                    if model.isShowSale {
                        tTips = String(format: NSLocalizedString("%@ for the first year's subscription", comment: ""), monthPriceDiscount ?? "")
                    } else {
                        tTips = String(format: NSLocalizedString("Billed every 12 months at %@", comment: ""), monthPrice ?? "")
                    }
                }
            } else {
                if (IAPProductsManager.default().fourDevicesAllAccessPackNew6Months_lite.product.introductoryPrice == nil) {
                    if model.isShowSale {
                        tTips = String(format: NSLocalizedString("%@ for the first 6-month subscription", comment: ""), monthPriceDiscount ?? "")
                    } else {
                        tTips = String(format: NSLocalizedString("Billed every 6 months at %@", comment: ""), monthPrice ?? "")
                    }
                }
            }
#endif
        }
        value1PurchaseSubLabel.stringValue = String(format: NSLocalizedString("%@", comment: ""), tTips)
        value1PurchaseBtnLbl.font = NSFont.UbuntuBoldFontWithSize(16)
#endif
#else
    // AppStore 付费版
#endif
    }
    
    @objc func reloadDataContent() {
        tableView.reloadData()
    }
    
    func addWaitingView(to view: NSView) {
        removeWaitingView(from: view)
        let waitingView = WaitingView(frame: view.bounds)
        waitingView.autoresizingMask = [.width, .height]
        view.addSubview(waitingView)
        waitingView.startAnimation()
    }

    func removeWaitingView(from view: NSView) {
        for subview in view.subviews {
            if subview is WaitingView {
                subview.removeFromSuperview()
                break
            }
        }
    }

    func showDiscount() {
        discountYearly.isHidden = true
        discountPermanent.isHidden = true

        let content = KMAdvertisementManager.manager.info.StoreUserRecovery?.content ?? []
        if content.count > 0 {
            for (index, item) in content.enumerated() {
                switch index {
                case 1:
                    configureDiscountView(discountYearly, with: item)
                case 2:
                    configureDiscountView(discountPermanent, with: item)
                default:
                    break
                }
            }
        }
    }

    private func configureDiscountView(_ view: NSImageView, with itemInfo: KMAdvertisementItemInfo) {
        if KMAdvertisementManager.checkAdvertisementValid(itemInfo) {
            view.isHidden = false
            let urlString = KMAdvertisementModelTransition.transitionImagePath(image: itemInfo.image, highlight: false)
            if let url = URL(string: urlString) {
                view.image = KMAdvertisementImage.imageWithURL(url: url) { image in
                    view.image = image
                }
            }
        } else {
            view.isHidden = true
        }
    }
    
    // MARK: Button Actions
    
    @IBAction func buttonItemClicked_Subscribe(_ sender: Any) {
        if KMMemberInfo.shared.validFlag == "5" {
            KMMemberPromptWC.shared.showWindow(nil)
            KMMemberPromptWC.shared.tipType = .signouting
        } else {
            if model.isPurchaseSwitch {
                IAPProductsManager.default().makeSubProduct(IAPProductsManager.default().fourDevicesAllAccessPackNew12months_lite, discount: model.isCancelAutoRenew)
            } else {
                IAPProductsManager.default().makeSubProduct(IAPProductsManager.default().fourDevicesAllAccessPackNew6Months_lite, discount: model.isCancelAutoRenew)
            }
            
            addWaitingView(to: window?.contentView ?? NSView())
            FMTrackEventManager.defaultManager.trackEvent(event: "PUW", withProperties: ["PUW_Btn": "PUW_Btn_Upgrade_6Mon"])
            if model.isShowSale {
                kEventTag = 1
                if model.isPurchaseSwitch {
                    trackEvent_free(eventName: "PromotionalOffer", params: ["PUW_Btn": "PUW_7OffUpgrade_12Mon"], platform: .AppCenter)
                } else {
                    trackEvent_free(eventName: "PromotionalOffer", params: ["PUW_Btn": "PUW_7OffUpgrade_6Mon"], platform: .AppCenter)
                }
            }
        }
    }

    func showDiscountToSaveWindow() {
        guard KMDiscountToSaveWindowController.needShow() else { return }
        
        guard let info = KMAdvertisementManager.manager.info.StoreUserRecovery?.content?.first,
              let url = URL(string: KMAdvertisementModelTransition.transitionImagePath(image: info.image, highlight: true)) else { return }
        
        addWaitingView(to: window?.contentView ?? NSView())
        KMAdvertisementImage.imageWithURL(url: url) { [weak self] image in
            guard let self = self else { return }
            self.removeWaitingView(from: self.window?.contentView ?? NSView())
            self.trackEvent_free(eventName: "PromotionalOffer", params: ["PUW_Exposure": "PUW_PromotionalOffer"], platform: .AppCenter)
            
            let winC = KMDiscountToSaveWindowController(windowNibName: "KMDiscountToSaveWindowController")
            self.discountToSaveWinC = winC
            self.window?.beginSheet(winC.window!) { _ in }
            
            winC.imgIv.image = image
            winC.itemClick = { idx in
                self.window?.endSheet(self.discountToSaveWinC?.window ?? NSWindow())
                self.discountToSaveWinC = nil
                
                if idx == 2 {
                    self.trackEvent_free(eventName: "PromotionalOffer", params: ["PUW_Btn": "PUW_PromotionalOffer_Subscribe"], platform: .AppCenter)
                } else if idx == 1 {
                    self.trackEvent_free(eventName: "PromotionalOffer", params: ["PUW_Btn": "PUW_PromotionalOffer_Cancel"], platform: .AppCenter)
                }
            }
        }
    }

    @IBAction func buttonItemClicked_Restore(_ sender: Any) {
        model.productRestore()
        addWaitingView(to: window?.contentView ?? NSView())
    }

    @IBAction func buttonItemClicked_Upgrade(_ sender: Any) {
        NSWorkspace.shared.open(URL(string: "macappstore://apps.apple.com/app/id825459243?mt=12")!)
        FMTrackEventManager.defaultManager.trackEvent(event: "PUW", withProperties: ["PUW_Btn": "PUW_Btn_Upgrade_Premium"])
    }

    @IBAction func privacyPolicyAction(_ sender: NSButton) {
        model.privacyPolicyAction()
    }

    @IBAction func termOfSerAction(_ sender: NSButton) {
        model.termOfSerAction()
    }

    @IBAction func buttonItemClicked_LicenseUpgrade(_ sender: Any) {
        IAPProductsManager.default().make(IAPProductsManager.default().allAccessPackPermanent_lite)
        addWaitingView(to: window?.contentView ?? NSView())
        FMTrackEventManager.defaultManager.trackEvent(event: "PUW", withProperties: ["PUW_Btn": "PUW_Btn_Upgrade_Permanent"])
    }

    @IBAction func buttonItemClicked_AboutSubscriptions(_ sender: Any) {
        let tMessage = """
        Subscription plans:
        Subscriptions: USD $39.99/(6 months), USD $79.99/(one-time purchase)
        
        - Subscriptions will be charged through your iTunes account at the confirmation of purchase.
        - Your subscriptions will automatically renew unless cancelled at least 24 hours before the end of current subscription period.
        - Your iTunes account will be charged for renewal within 24-hours prior to the end of the current period, for the same duration and at the current subscription price.
        - You may manage your subscriptions in your iTunes Account Settings after purchase.
        - No cancellation of the current subscription is allowed during an active subscription period.
        - Terms of service: \nhttps://www.pdfreaderpro.com/terms_of_service
        - Privacy Policy: \nhttps://www.pdfreaderpro.com/privacy-policy
        """
        
        let alert = NSAlert()
        alert.alertStyle = .informational
        alert.messageText = NSLocalizedString(tMessage, comment: "")
        alert.runModal()
    }

    @IBAction func buttonItemClicked_CloseWindow(_ sender: Any) {
        close()
    }

    @objc func switchAction(_ sender: NSButton) {
        model.isPurchaseSwitch.toggle()
    }
    
    @IBAction func appstorePurchaseAction(_ sender: NSButton) {
#if !VERSION_DMG
        addWaitingView(to: window?.contentView ?? NSView())
#endif
        model.appstorePurchaseAction(sender.tag) { [weak self] success, msg in
            guard let self = self else { return }

        }
        
    }
    
    // MARK: - InAppPurchaseManager Notification

    @objc func IAPProductFailedNotification(_ notification: Notification) {
        removeWaitingView(from: window?.contentView ?? NSView())
    }
    
    @objc func IAPProductPurchasedNotification(_ notification: Notification) {
        removeWaitingView(from: window?.contentView ?? NSView())
        reloadData()

#if VERSION_FREE
#if VERSION_DMG
    // DMG

#else
    // AppStore 免费版本
        if IAPProductsManager.default().fourDevicesAllAccessPackNew6Months_lite.isSubscribed {
            if kEventTag == 1 {
                trackEvent_free(eventName: "PromotionalOffer", params: ["PUW_Btn": "PUW_7OffUpgrade_6MonthPaid"], platform: .AppCenter)
            }
        } else if IAPProductsManager.default().fourDevicesAllAccessPackNew12months_lite.isSubscribed {
            if kEventTag == 1 {
                trackEvent_free(eventName: "PromotionalOffer", params: ["PUW_Btn": "PUW_7OffUpgrade_12MonthPaid"], platform: .AppCenter)
            }
        }
#endif
#else
    // AppStore 付费版
#endif
    }
    @objc func IAPProductLoadedNotification(_ notification: Notification) {
        reloadData()
    }
    
    @objc func IAPProductRestoreFinishedNotification(_ notification: Notification) {
        removeWaitingView(from: window?.contentView ?? NSView())
        reloadData()
    }
    
    @objc func IAPProductRestoreFailedNotification(_ notification: Notification) {
        removeWaitingView(from: window?.contentView ?? NSView())
    }
    
    @objc func IAPSubscriptionLoadedNotification(_ notification: Notification) {
        removeWaitingView(from: window?.contentView ?? NSView())
        reloadData()
        if KMMemberInfo.shared.isLogin {
            model.appStoreEquityVerification(notification) { success, msg in
                KMUserInfoVCModel().refreshUserInfo { success, msg,dic  in
                }
                self.window?.close()
            }
        }
    }
    
    @objc func themeChanged(_ notification: Notification) {
        DispatchQueue.main.asyncAfter(deadline: .now() + 0.3) {
            self.box.fillColor = KMAppearance.Layout.l1Color()
            self.labelbox.fillColor = .clear
            self.tableView.backgroundColor = KMAppearance.Layout.l0Color()
            self.textView.backgroundColor = .clear
            self.textView.textColor = NSColor.white.withAlphaComponent(0.5)
            self.value1PurchaseSubLabel.textColor = KMAppearance.Layout.w0Color()
            self.permanentPurchaseSubLabel.textColor = KMAppearance.Layout.w0Color()
        }
    }
    
    // MARK: Bind Method
    
    func bindViewModel() -> Void {
        model.$state
            .receive(on: RunLoop.main)
            .sink { [weak self] newValue in
                
            }
            .store(in: &cancellables)
        model.$isPurchaseSwitch
            .receive(on: RunLoop.main)
            .sink { [weak self] newValue in
                self?.reloadDataContent()
#if VERSION_FREE
#if VERSION_DMG
    // DMG
#else
    // AppStore 免费版本
                self?.refreshPurchaseSwitch()
#endif
#else
    // AppStore 付费版
#endif
            }
            .store(in: &cancellables)

    }
}

extension KMProductCompareWC: NSTableViewDelegate, NSTableViewDataSource {
    // MARK: NSTableViewDataSource Methods
    
    func numberOfRows(in tableView: NSTableView) -> Int {
        return model.dataSource.count
    }

    // tableView:viewForTableColumn:row
    func tableView(_ tableView: NSTableView, viewFor tableColumn: NSTableColumn?, row: Int) -> NSView? {
        let object = model.dataSource[row]
        
        if let stringObject = object as? String {
            if let cellView = tableView.makeView(withIdentifier: NSUserInterfaceItemIdentifier("KMProductCompareTableHeaderCell"), owner: self) as? KMProductCompareTableHeaderCell {
                cellView.textField?.stringValue = NSLocalizedString(stringObject, comment: "")
                if model.state == .dmg_Base {
                    cellView.selectBoxLeft.constant = 352.0 + 149.5 + 149.5
                    cellView.selectBoxWidth.constant = 149.5
                } else if model.state == .dmg_Upgrades1 {
                    cellView.selectBoxLeft.constant = 352.0
                    cellView.selectBoxWidth.constant = 320.0
                } else if model.state == .dmg_Upgrades2 {
                    cellView.selectBoxLeft.constant = 352.0
                    cellView.selectBoxWidth.constant = 320.0
                } else if model.state == .lite_Base {
                    cellView.selectBoxLeft.constant = 352.0 + 179.0
                    cellView.selectBoxWidth.constant = 240.0
                } else if model.state == .lite_MacWindows {
                    cellView.selectBoxLeft.constant = 352.0
                    cellView.selectBoxWidth.constant = 320.0
                } else if model.state == .pro_Base {
                    cellView.selectBoxLeft.constant = 352.0
                    cellView.selectBoxWidth.constant = 299.0
                } else if model.state == .pro_Advanced {
                    cellView.selectBoxLeft.constant = 352.0
                    cellView.selectBoxWidth.constant = 320.0
                } else {
                    // model.state == .trial
                    cellView.selectBoxLeft.constant = 352.0 + 179.0
                    cellView.selectBoxWidth.constant = 240.0
                }
                return cellView
            }
        } else if let arrayObject = object as? [String] {
            if let cellView = tableView.makeView(withIdentifier: NSUserInterfaceItemIdentifier("KMProductCompareTableCell"), owner: self) as? KMProductCompareTableCell {
                
                let value1 = arrayObject.indices.contains(0) ? arrayObject[0] : ""
                let value2 = arrayObject.indices.contains(1) ? arrayObject[1] : ""
                let value3 = arrayObject.indices.contains(2) ? arrayObject[2] : ""
                let value4 = arrayObject.indices.contains(3) ? arrayObject[3] : ""
                let value5 = arrayObject.indices.contains(4) ? arrayObject[4] : ""
                let value6 = arrayObject.indices.contains(5) ? arrayObject[5] : ""

                cellView.textField?.stringValue = NSLocalizedString(value1, comment: "")
                cellView.lineBox?.isHidden = false
                
                if row + 1 == model.dataSource.count || model.dataSource[row + 1] is String {
                    cellView.lineBox?.isHidden = true
                }
                checkOrNot(cellView)
                cellView.boxBottomConst?.constant = (row + 2 == model.dataSource.count) ? 0 : -4
                updateCellView(cellView, value1: value2, value2: value3, value3: value4, value4: value5, value5: value6)

                return cellView
            }
        } else if object is [String: Any] {
            if let cellView = tableView.makeView(withIdentifier: NSUserInterfaceItemIdentifier("KMProductCompareTableEmptyCell"), owner: self) as? KMProductCompareTableEmptyCell {
                return cellView
            }
        }

        return nil
    }

    // tableView:heightOfRow
    func tableView(_ tableView: NSTableView, heightOfRow row: Int) -> CGFloat {
        let object = model.dataSource[row]
        var cellView: NSTableCellView?
        if let stringObject = object as? String {
            if let cell = tableView.makeView(withIdentifier: NSUserInterfaceItemIdentifier("KMProductCompareTableHeaderCell"), owner: self) as? KMProductCompareTableHeaderCell {
                cell.textField?.stringValue = NSLocalizedString(stringObject, comment: "")
                cellView = cell
            }
        } else if let arrayObject = object as? [String] {
            if let cell = tableView.makeView(withIdentifier: NSUserInterfaceItemIdentifier("KMProductCompareTableCell"), owner: self) as? KMProductCompareTableCell {
                cell.textField?.stringValue = NSLocalizedString(arrayObject[0], comment: "")
                cellView = cell
            }
        } else if object is [String: Any] {
            return 40
        }

        if let view = cellView {
            view.layoutSubtreeIfNeeded()
            return view.frame.size.height
        } else {
            return 44
        }
    }

    // Helper function to update cell view for multiple values
    private func updateCellView(_ cellView: KMProductCompareTableCell, value1: String, value2: String, value3: String, value4: String, value5: String) {
        if model.state == .dmg_Base {
            configureCellView(cellView, value: value1, label: cellView.value1Label, imageView: cellView.value1ImageView, platformsBox: cellView.platformsBox1)
            configureCellView(cellView, value: value2, label: cellView.value2Label, imageView: cellView.value2ImageView, platformsBox: cellView.platformsBox2)
            configureCellView(cellView, value: value3, label: cellView.value3Label, imageView: cellView.value3ImageView, platformsBox: cellView.platformsBox3)
            configureCellView(cellView, value: value4, label: cellView.value4Label, imageView: cellView.value4ImageView, platformsBox: cellView.platformsBox4)
        } else if model.state == .dmg_Upgrades1 {
            configureCellView(cellView, value: value3, label: cellView.value1Label, imageView: cellView.value1ImageView, platformsBox: cellView.platformsBox1)
        } else if model.state == .dmg_Upgrades2 {
            configureCellView(cellView, value: value3, label: cellView.value1Label, imageView: cellView.value1ImageView, platformsBox: cellView.platformsBox1)
        } else if model.state == .lite_Base {
            configureCellView(cellView, value: value1, label: cellView.value1Label, imageView: cellView.value1ImageView, platformsBox: cellView.platformsBox1)
            configureCellView(cellView, value: value3, label: cellView.value2Label, imageView: cellView.value2ImageView, platformsBox: cellView.platformsBox2)
            configureCellView(cellView, value: value4, label: cellView.value3Label, imageView: cellView.value3ImageView, platformsBox: cellView.platformsBox3)
        } else if model.state == .lite_MacWindows {
            configureCellView(cellView, value: value3, label: cellView.value1Label, imageView: cellView.value1ImageView, platformsBox: cellView.platformsBox1)
        } else if model.state == .pro_Base {
            configureCellView(cellView, value: value3, label: cellView.value1Label, imageView: cellView.value1ImageView, platformsBox: cellView.platformsBox1)
            configureCellView(cellView, value: value5, label: cellView.value2Label, imageView: cellView.value2ImageView, platformsBox: cellView.platformsBox2)
        } else if model.state == .pro_Advanced {
            configureCellView(cellView, value: value3, label: cellView.value1Label, imageView: cellView.value1ImageView, platformsBox: cellView.platformsBox1)
        } else {
            // model.state == .trial
            configureCellView(cellView, value: value1, label: cellView.value1Label, imageView: cellView.value1ImageView, platformsBox: cellView.platformsBox1)
            configureCellView(cellView, value: value3, label: cellView.value2Label, imageView: cellView.value2ImageView, platformsBox: cellView.platformsBox2)
        }
    }

    // Helper function to configure each individual value
    private func configureCellView(_ cellView: KMProductCompareTableCell, value: String, label: NSTextField?, imageView: NSImageView?, platformsBox: NSBox?) {
        platformsBox?.isHidden = true
        label?.isHidden = false
        imageView?.isHidden = false
        switch value {
        case "X":
            label?.stringValue = ""
            imageView?.image = NSImage(named: "compare_nosupport")
        case "✓":
            label?.stringValue = ""
            imageView?.image = NSImage(named: "compare_support")
        case "∞":
            label?.stringValue = ""
            imageView?.image = NSImage(named: "compare_00")
        default:
            if value == "mac, windows, ios, android" ||
                value == "mac, windows" ||
                value == "mac" {
                platformsBox?.isHidden = false
                label?.isHidden = true
                imageView?.isHidden = true
                if value == "mac, windows, ios, android" {
//                    platformsBox?.contentView = platformsView4
                } else if value == "mac, windows" {
                    platformsBox?.contentView = platformsView2
                } else if value == "mac" {
                    platformsBox?.contentView = platformsView1
                }
            } else {
                label?.stringValue = NSLocalizedString(value, comment: "")
                imageView?.image = nil
            }
        }
    }
    
    private func checkOrNot(_ cellView: KMProductCompareTableCell) {
        cellView.selectBox1.isHidden = true
        cellView.selectBox2.isHidden = true
        cellView.selectBox3.isHidden = true
        cellView.selectBox4.isHidden = true
        cellView.cellView1.isHidden = true
        cellView.cellView2.isHidden = true
        cellView.cellView3.isHidden = true
        cellView.cellView4.isHidden = true
        if model.state == .dmg_Base {
            cellView.selectBox3.isHidden = false
            cellView.cellView1.isHidden = false
            cellView.cellView2.isHidden = false
            cellView.cellView3.isHidden = false
            cellView.cellView4.isHidden = false
            cellView.viewWidth1.constant = 149.5
            cellView.viewWidth2.constant = 149.5
            cellView.viewWidth3.constant = 149.5
            cellView.viewWidth4.constant = 149.5
        } else if model.state == .dmg_Upgrades1 {
            cellView.selectBox1.isHidden = false
            cellView.cellView1.isHidden = false
            cellView.viewWidth1.constant = 320.0
        } else if model.state == .dmg_Upgrades2 {
            cellView.selectBox1.isHidden = false
            cellView.cellView1.isHidden = false
            cellView.viewWidth1.constant = 320.0
        } else if model.state == .lite_Base {
            cellView.selectBox2.isHidden = false
            cellView.cellView1.isHidden = false
            cellView.cellView2.isHidden = false
            cellView.cellView3.isHidden = false
            cellView.viewWidth1.constant = 179.0
            cellView.viewWidth2.constant = 240.0
            cellView.viewWidth3.constant = 240.0
        } else if model.state == .lite_MacWindows {
            cellView.selectBox1.isHidden = false
            cellView.viewWidth1.constant = 320.0
            cellView.cellView1.isHidden = false
        } else if model.state == .pro_Base {
            cellView.selectBox1.isHidden = false
            cellView.viewWidth1.constant = 299.0
            cellView.cellView1.isHidden = false
        } else if model.state == .pro_Advanced {
            cellView.selectBox1.isHidden = false
            cellView.viewWidth1.constant = 320.0
            cellView.cellView1.isHidden = false
        } else {
            // model.state == .trial
            cellView.cellView1.isHidden = false
            cellView.cellView2.isHidden = false
            cellView.selectBox2.isHidden = false
            cellView.viewWidth1.constant = 179.0
            cellView.viewWidth2.constant = 240.0
        }
    }
}

class KMProductCompareTableCell: NSTableCellView {
    @IBOutlet weak var bgColorView: NSView!
    @IBOutlet @objc weak var cellView1: NSView!
    @IBOutlet @objc weak var cellView2: NSView!
    @IBOutlet @objc weak var cellView3: NSView!
    @IBOutlet @objc weak var cellView4: NSView!
    @IBOutlet weak var value1Label: NSTextField!
    @IBOutlet weak var value2Label: NSTextField!
    @IBOutlet weak var value3Label: NSTextField!
    @IBOutlet weak var value4Label: NSTextField!
    @IBOutlet weak var value1ImageView: NSImageView!
    @IBOutlet weak var value2ImageView: NSImageView!
    @IBOutlet weak var value3ImageView: NSImageView!
    @IBOutlet weak var value4ImageView: NSImageView!
    @IBOutlet weak var lineBox: NSBox!
    @IBOutlet weak var boxBottomConst: NSLayoutConstraint!
    @IBOutlet @objc weak var platformsBox1: NSBox!
    @IBOutlet @objc weak var platformsBox2: NSBox!
    @IBOutlet @objc weak var platformsBox3: NSBox!
    @IBOutlet @objc weak var platformsBox4: NSBox!
    @IBOutlet @objc weak var selectBox1: NSBox!
    @IBOutlet @objc weak var selectBox2: NSBox!
    @IBOutlet @objc weak var selectBox3: NSBox!
    @IBOutlet @objc weak var selectBox4: NSBox!
    @IBOutlet weak var viewWidth1: NSLayoutConstraint!
    @IBOutlet weak var viewWidth2: NSLayoutConstraint!
    @IBOutlet weak var viewWidth3: NSLayoutConstraint!
    @IBOutlet weak var viewWidth4: NSLayoutConstraint!

    override func awakeFromNib() {
        super.awakeFromNib()
        
        bgColorView.wantsLayer = true
        updateViewColor()
        
        NotificationCenter.default.addObserver(
            self,
            selector: #selector(themeChanged(_:)),
            name: NSNotification.Name("AppleInterfaceThemeChangedNotification"),
            object: nil
        )
    }

    deinit {
        NotificationCenter.default.removeObserver(self)
    }

    @objc func themeChanged(_ notification: Notification) {
        DispatchQueue.main.asyncAfter(deadline: .now() + 0.3) {
            self.updateViewColor()
        }
    }

    private func updateViewColor() {
        var textColor = NSColor(red: 68.0 / 255.0, green: 68.0 / 255.0, blue: 68.0 / 255.0, alpha: 1.0)
        var subtextColor = NSColor(red: 141.0 / 255.0, green: 141.0 / 255.0, blue: 141.0 / 255.0, alpha: 1.0)
        var lineColor = NSColor(red: 204.0 / 255.0, green: 204.0 / 255.0, blue: 204.0 / 255.0, alpha: 0.4)
        
        if let layer = bgColorView.layer {
            if KMAppearance.isDarkMode() {
                layer.backgroundColor = NSColor(red: 24.0 / 255.0, green: 22.0 / 255.0, blue: 31.0 / 255.0, alpha: 1.0).cgColor
                textColor = NSColor(red: 255.0 / 255.0, green: 255.0 / 255.0, blue: 255.0 / 255.0, alpha: 0.8)
                subtextColor = NSColor(red: 255.0 / 255.0, green: 255.0 / 255.0, blue: 255.0 / 255.0, alpha: 0.6)
                lineColor = NSColor(red: 0.0, green: 0.0, blue: 0.0, alpha: 0.15)
            } else {
                layer.backgroundColor = NSColor(red: 247.0 / 255.0, green: 245.0 / 255.0, blue: 1.0, alpha: 1.0).cgColor
            }
        }
        
        value1Label.textColor = subtextColor
        value2Label.textColor = subtextColor
        value3Label.textColor = subtextColor
        value4Label.textColor = subtextColor
        lineBox.fillColor = lineColor
        textField?.textColor = textColor
    }
}

class KMProductCompareTableHeaderCell: NSTableCellView {
    @IBOutlet weak var contentView: NSView?
    @IBOutlet weak var selectBoxLeft: NSLayoutConstraint!
    @IBOutlet weak var selectBoxWidth: NSLayoutConstraint!

    deinit {
        NotificationCenter.default.removeObserver(self)
    }
    
    override func awakeFromNib() {
        super.awakeFromNib()
        contentView?.wantsLayer = true
        updateViewColor()
        
        NotificationCenter.default.addObserver(
            self,
            selector: #selector(themeChanged(_:)),
            name: NSNotification.Name("AppleInterfaceThemeChangedNotification"),
            object: nil
        )
    }

    @objc private func themeChanged(_ notification: Notification) {
        DispatchQueue.main.asyncAfter(deadline: .now() + 0.3) {
            self.updateViewColor()
        }
    }

    private func updateViewColor() {
        if KMAppearance.isDarkMode() {
            contentView?.layer?.backgroundColor = NSColor(red: 40/255, green: 38/255, blue: 47/255, alpha: 1).cgColor
        } else {
            contentView?.layer?.backgroundColor = NSColor(red: 237/255, green: 231/255, blue: 255/255, alpha: 1).cgColor
        }
        textField?.textColor = KMAppearance.Layout.h0Color()
        textField?.font = NSFont.boldSystemFont(ofSize: 14.0)
    }
}

class KMProductCompareTableEmptyCell: NSTableCellView {
    override func awakeFromNib() {
        super.awakeFromNib()
        
        self.wantsLayer = true
        updateViewColor()
        
        DistributedNotificationCenter.default.addObserver(self, selector: #selector(themeChanged(_:)), name: NSNotification.Name("AppleInterfaceThemeChangedNotification"), object: nil)
    }
    
    deinit {
        DistributedNotificationCenter.default.removeObserver(self)
    }
    
    @objc private func themeChanged(_ notification: Notification) {
        DispatchQueue.main.asyncAfter(deadline: .now() + 0.3) {
            self.updateViewColor()
        }
    }
    
    private func updateViewColor() {
        if KMAppearance.isDarkMode() {
            self.layer?.backgroundColor = NSColor(red: 24/255.0, green: 22/255.0, blue: 31/255.0, alpha: 1.0).cgColor
        } else {
            self.layer?.backgroundColor = NSColor(red: 247/255.0, green: 245/255.0, blue: 1.0, alpha: 1.0).cgColor
        }
    }
}