//
//  KMMainViewController.swift
//  PDF Reader Pro
//
//  Created by wanjun on 2022/12/15.
//

import Cocoa

@objcMembers class KMMainViewController: KMBaseViewController, NSTextFieldDelegate {
    @IBOutlet var PDFContendView: NSView!
    @IBOutlet var centerContentView: NSView!
    @IBOutlet var listView: CPDFListView!
    @IBOutlet var secondaryPdfView: KMSecondaryPDFView?
    
    @IBOutlet weak var readContentView: NSView!
    @IBOutlet weak var tipCurrentPageBox: KMBox!
    @IBOutlet weak var rightView: NSView!
    @IBOutlet weak var leftView: NSView!
    @IBOutlet weak var mianSplitView: KMSplitView!
    @IBOutlet weak var pdfSplitView: KMSplitView!
    @IBOutlet weak var newPDFSplitView: KMSplitView!
    @IBOutlet weak var pdfContentView: NSView!
    @IBOutlet weak var pdfSplitSecondView: NSBox!
    
    @IBOutlet weak var locationPageView: NSView!
    @IBOutlet weak var tipLabel: NSTextField!
    
    @IBOutlet weak var toplayoutConstraint: NSLayoutConstraint!
    @IBOutlet var childToolbarController: KMToolbarViewController!
    @IBOutlet var toolbarController: KMToolbarController!
    @IBOutlet weak var toolbarBox: NSBox!
    @IBOutlet weak var heightOffset: NSLayoutConstraint!
    
    //阅读模式界面
    @IBOutlet weak var readModelView: KMReadModelView!
    @IBOutlet weak var bottomAreaView: KMBox!
    @IBOutlet weak var readModelViewWidthConstraint: NSLayoutConstraint!
    
    //页码显示器
    @IBOutlet weak var pageNumberDisplayView: KMPageNumberDisplayView!
    @IBOutlet weak var tipCurrentPageBoxWidthConstraint: NSLayoutConstraint!
    
    @IBOutlet weak var topTipBox: NSBox!
    @IBOutlet weak var exitFullButton: NSButton!
    
    var model = KMMainModel()
    
    var isReadMode: Bool = false
    var readAlertView: CustomAlertView?
    
    var readLeftMethodType: BotaType = .None
    var readLeftPanelOpen = false
    var readLastLeftPanWidth = 0.0
    var readLeftViewShowPanel = false
    var readRightPanelOpen = false
    var readToolbarType: KMToolbarViewType = .None
    var readToolbarItemIdentifier: String = ""
    var readToolMode: CToolMode = .textToolMode
    var readAnnotationType: CAnnotationType = .unkown
    var readSubViewType: RightSubViewType = .None

    //自动滚动
    var autoFlowOptionsSheetController: KMAutoFlowOptionsSheetController?
    
    //Search
    var searchIndex: Int = 0
    
    //Form
    var formAlertView: KMFormAlertView?
    //Secure
    var secureAlertView: KMSecureAlertView?
    
    //对比
    var isCompareModel: Bool = false {
        didSet {
            self.toolbarController.updataItemVisible()
        }
    }
    //合并
    var mergeWindowController: KMMergeWindowController?
    //水印
    var watermarkWindowController: KMWatermarkWindowController?
    //密码弹窗
    var passwordWindow: KMPasswordInputWindow?
    //对比
    var compressWIndowControllerNew: KMCompressWIndowControllerNew?
    //
    var securityWindowController: KMSecurityWindowController?
    
    //引导
    var guideInfoWindowController: KMGuideInfoWindowController?
    
    
    //春季活动
    var recommondPopWindowVC: KMRecommondPopWindow?
    
    private var _needSave = false
    var needSave: Bool {
        set {
            _needSave = newValue
            
            if (_needSave == false) {
                self.clearIsPDFDocumentEdited()
            }
        }
        get {
            return _needSave
        }
    }

    var isPDFDocumentEdited: Bool {
        get {
            return self.model.isPDFDocumentEdited
        }
    }
    
    var leftSideViewController: KMLeftSideViewController = KMLeftSideViewController.init(type: KMLeftMethodMode())
    var rightSideViewController: KMRightSideViewController!
    var searchResults: [KMSearchMode] = []
    var mwcFlags: MwcFlags = MwcFlags()
    var document: CPDFDocument?
    var myDocument: NSDocument?
    weak var browserWindowController: KMBrowserWindowController?
    
    var cropSettingWindowController: KMCropSettingWindowController!
    var currentWindowController: NSWindowController!
    var savedNormalSetup: NSMutableDictionary = NSMutableDictionary()
    
    //数字签名
    var digitalSignController: KMPDFDigitalSignViewController?
    
    var redactController: KMPDFRedactViewController!
    
    let CPDFOfficeLeftSidePaneWidthKey = "CPDFOfficeLeftSidePaneWidthKey"
    let CPDFOfficeRightSidePaneWidthKey = "CPDFOfficeRightSidePaneWidthKey"
    
    var extract: KMExtractImageWindowController?
    
    var functionWidth: Double {
        get {
            if self.isReadMode {
                if !self.model.isShowBOTA {
                    return 0
                }
            }
            return 48-4
        }
    }

    var pageNumber: UInt?
    
    var openSecondaryPdfView: KMSecondaryViewController?
    var secondaryPdfContentView: NSView?
    var lastSplitPDFHeight: Float = 0.0
    var pdfEditController: KMPDFEditViewController? {
        get {
            return self.getPDFEditController()
        }
    }
    
    var autoSaveTimer: Timer?
    private var _documentFirstLoad: Bool = true
    
    var eventMonitor: Any?
    var keyEventMonitor: Any?
    var mouseRightMenuEvent: NSEvent?
    var aiTranslationWindow: KMAITranslationWindowController?
    var aiTranslationConfirWC: KMAITranslationConfirmWindowController?
    
    lazy private var homeVC: KMHomeViewController? = {
        let vc = KMHomeViewController()
        return vc
    }()
    private var background_mask: NSView?
    
    fileprivate var _secureOptions: [CPDFDocumentWriteOption : Any]?
    var secureOptions: [CPDFDocumentWriteOption : Any]? {
        get {
            return self._secureOptions
        }
    }
    var documentAttribute: [CPDFDocumentAttribute : Any]?
    
    fileprivate var _removeSecureFlag = false
    var removeSecureFlag: Bool {
        get {
            return self._removeSecureFlag
        }
    }
    fileprivate var _saveWatermarkFlag = false
    var saveWatermarkFlag: Bool {
        get {
            return self._saveWatermarkFlag
        }
    }
    
    private var mainWindow_: NSWindow?
    var mainWindow: NSWindow? {
        get {
            return self.mainWindow_
        }
        set {
            self.mainWindow_ = newValue
        }
    }
    
    deinit {
        NotificationCenter.default.removeObserver(self)
        
        self.listView.delegate = nil
        self.listView.document.delegate = nil
        
        self.removeEventMonitor()
        self.removeKeyEventMonitor()
    }

    override func awakeFromNib() {
        super.awakeFromNib()
        self.addBackgroundMaskView()
        
        self.PDFContendView.backgroundColor(NSColor.km_init(hex: "FFFFFF"))

        listView.delegate = self
        listView.pdfListViewDelegate = self
//        listView.editingConfig().isSupportMultipleSelectEditingArea = true
        if (document != nil) {
//            if (self.document!.isLocked) {
//
//            } else {
                listView.document = document
//            }
                listView.document.delegate = self
            let autoScale = listView.autoScales
            if !autoScale {
                listView.scaleFactor = 1.0
            }
        }
        
        
        self.initPDFLeftViewVC()
        self.initRightSideView()
        self.toolbarController.listView = self.listView
        self.toolbarController.mainViewController = self
        self.leftSideViewController.mainViewController = self
        
        self.newPDFSplitView.delegate = self
    }
    
    override func viewDidAppear() {
        super.viewDidAppear()
        
        //春季活动
        if ((KMAdvertisementManager.manager.info.popWindowContent) != nil) {
            if KMAdvertisementManager.manager.info.popWindowContent!.content!.count > 0 {
                let info = KMAdvertisementManager.manager.info.popWindowContent!.content?.first
                if KMAdvertisementManager.checkAdvertisementValid(info!) {
                    self.loadRecommondPopWindow()
                }
            }
        }
        
        //刷新前一页后一页按钮
        self.updateNextAndPreViousButtonState()
        
        KMLightMemberManager.manager.canShowAdvancedView = false
//        Task { @MainActor in
//            await KMLightMemberManager.manager.canUseAdvanced(needNetworking: true)
//        }
        self.addEventMonitor()
        
        self.view.window?.makeFirstResponder(self.listView)
        // 更新属性页面的信息
        NotificationCenter.default.post(name: KMInfoWindowC.windowDidBecomeMainNotification, object: self.myDocument)
        self.interfaceThemeDidChanged(self.view.window?.appearance?.name ?? (NSApp.appearance?.name ?? .aqua))
        
        if (self.document == nil) {
            return
        }
        
        if (self.document == nil || self.document!.isLocked == false) {
            self.loadFunctionGuide()
        }
        
        if (self.document?.isLocked == false) {
            if self.model.needConvertNotes && self.tabViewIsDragging() == false {
                self.showConvertNotesProgress()
            }
            return
        }
        if (self.view.window == nil) {
            return
        }
        if (self.model.password != nil) {
            if self.listView.document.unlock(withPassword: self.model.password) {
                self.model.isSaveKeyChain = false
                if self.model.needConvertNotes && self.tabViewIsDragging() == false {
                    self.showConvertNotesProgress()
                }
                return
            }
        }
        
        DispatchQueue.main.asyncAfter(deadline: DispatchTime.now() + 0.3) {
            if self.view.window != nil && self.tabViewIsDragging() == false {
                self.passwordWindow = KMPasswordInputWindow.openWindow(window: self.view.window!, url: self.document!.documentURL) { [unowned self] result , password in
                    if (result == .cancel) {
//                        self.browserWindowController?.browser?.closeTab()
                        (self.myDocument as? KMMainDocument)?.browser.closeTab()
                        return
                    }
                    self.model.isSaveKeyChain = true
                    self.listView.document = self.document
                    self.document?.unlock(withPassword: password)
                }
            } else {
                if self.model.needConvertNotes && self.tabViewIsDragging() == false {
                    self.showConvertNotesProgress()
                }
            }
        }
    }
    
    override func viewWillDisappear() {
        super.viewWillDisappear()
        
        if self.interactionMode != .presentation {
            self.removeEventMonitor()
        }
    }
    
    override func viewWillLayout() {
        super.viewWillLayout()
        
        if (KMTools.isFullScreen(self.view.window ?? NSWindow())) { // 全屏
            self.exitFullButton.isHidden = false
            self.listView.backgroundColor = KMPreferenceManager.shared.displayBackgroundFullScreenColor
        } else {
            self.exitFullButton.isHidden = true
            self.listView.backgroundColor = KMPreferenceManager.shared.displayBackgroundNormalColor
        }
        if let guideWC = self.guideInfoWindowController{
            var rect = self.view.window!.frame
            rect.size.height -= 20
            guideWC.window?.setFrame(rect, display: false)
            guideWC.window?.minSize = rect.size
            guideWC.window?.maxSize = rect.size
            guideWC.show()
        }
    }
    
    override func viewDidLoad() {
        super.viewDidLoad()
        
        mwcFlags.settingUpWindow = 1
        toolbarController.delegate = self
        
        //TODO: 先让项目运行，看后面怎么调整这段逻辑，目前最外层是 KMBrowserWindowController
        toolbarBox.contentView = toolbarController.view
        if (UserDefaults.standard.object(forKey: CPDFOfficeLeftSidePaneWidthKey) != nil) {
            UserDefaults.standard.set(256, forKey: CPDFOfficeLeftSidePaneWidthKey)
            UserDefaults.standard.synchronize()
        }
        if (UserDefaults.standard.object(forKey: CPDFOfficeRightSidePaneWidthKey) != nil) {
            UserDefaults.standard.set(256, forKey: CPDFOfficeRightSidePaneWidthKey)
            UserDefaults.standard.synchronize()
        }
        let position = mianSplitView.maxPossiblePositionOfDivider(at: 1)
        mianSplitView.setPosition(position, ofDividerAt: 0)
        mianSplitView.setPosition(mianSplitView.minPossiblePositionOfDivider(at: 0), ofDividerAt: 0)
        
        pdfSplitView.setPosition(mianSplitView.maxPossiblePositionOfDivider(at: 1), ofDividerAt: 0)
        
        self.locationPageView.wantsLayer = true;
        self.locationPageView.layer?.backgroundColor = NSColor(red: 189.0/255.0, green: 223.0/255.0, blue: 253.0/255.0, alpha: 1).cgColor
        self.tipLabel.stringValue = NSLocalizedString("Please use the scroll bar, thumbnail tool to locate the target page, click or box the area to select the target range.", comment: "")
        
        if (KMPreferenceManager.shared.openLastUnlockedDocumentWhenAppStart) {
            if (self.listView.document != nil) {
                let pageNumber = KMPreferenceManager.shared.getPageNumber(forKey: self.listView.document.documentURL.path)
                let pageScale = KMPreferenceManager.shared.getPageScale(forKey: self.listView.document.documentURL.path)
                if (pageNumber != nil && pageNumber! >= 0 && pageNumber! < self.listView.document.pageCount) {
                    DispatchQueue.main.asyncAfter(deadline: .now() + 0.5) {
                        if (pageScale != nil) {
                            self.listView.scaleFactor = CGFloat(pageScale!)
                        }
                        self.listView.go(toPageIndex: pageNumber!, animated: false)
                    }
                } else {
                    self._goToFirstPageForFristAppear()
                }
            }
        } else {
            self._goToFirstPageForFristAppear()
        }
        
        //阅读页面
        readModelView.delegate = self
        pageNumberDisplayView.delegate = self
        
        tipCurrentPageBox.moveCallback = { [unowned self] mouseEntered, mouseBox in
            if !isReadMode {
                if mouseEntered {
                    self.pageNumberDisplayView.hover = true
                } else {
                    self.pageNumberDisplayView.hover = false
                }
            }
        }

        NotificationCenter.default.addObserver(self, selector: #selector(rename(_:)), name: NSNotification.Name.init(rawValue: "KMTabControllerRename"), object: nil)
        NotificationCenter.default.addObserver(self, selector: #selector(closeTab(_:)), name: NSNotification.Name.init(rawValue: "KMTabControllerCloseTabs"), object: nil)
        NotificationCenter.default.addObserver(self, selector: #selector(showInFinder(_:)), name: NSNotification.Name.init(rawValue: "KMTabControllerShowInFinder"), object: nil)
        NotificationCenter.default.addObserver(self, selector: #selector(preferenceDidChangeNotification), name: KMPreferenceManager.didChangeNotification, object: nil)
        NotificationCenter.default.addObserver(self, selector: #selector(documentDidUnlockNotification), name: Notification.Name("CPDFDocumentDidUnlockNotification"), object: nil)
        NotificationCenter.default.addObserver(self, selector: #selector(annotationsAttributeHasChange), name: NSNotification.Name.CPDFListViewAnnotationsAttributeHasChange, object:nil)
        NotificationCenter.default.addObserver(self, selector: #selector(applicationWillTerminateNotification), name: NSApplication.willTerminateNotification, object: nil)
        NotificationCenter.default.addObserver(self, selector: #selector(KMPDFViewCurrentPageDidChangedNotification), name: NSNotification.Name.init(rawValue: "KMPDFViewCurrentPageDidChanged"), object: nil)
        NotificationCenter.default.addObserver(self, selector: #selector(CPDFDocumentPageCountChangedNotification), name: NSNotification.Name.init(rawValue: "CPDFDocumentPageCountChangedNotification"), object: nil)
        NotificationCenter.default.addObserver(self, selector: #selector(CEditPDFToolModeChangeStateUnkownNotification), name: Notification.Name.init("CEditPDFToolModeChangeStateUnkown"), object: nil)
        
        NotificationCenter.default.addObserver(self, selector: #selector(handlePageChangedNotification), name: NSNotification.Name.CPDFViewPageChanged, object: self.listView)
        NotificationCenter.default.addObserver(self, selector: #selector(handleDisplayBoxChangedNotification), name: NSNotification.Name.CPDFViewDisplayBoxChanged, object: self.listView)
        // 互动模式
        NotificationCenter.default.addObserver(self, selector: #selector(willEnterInteractionModeNotification), name: NSWindow.willEnterInteractionModeNotification, object: nil)
        NotificationCenter.default.addObserver(self, selector: #selector(didEnterInteractionModeNotification), name: NSWindow.didEnterInteractionModeNotification, object: nil)
        NotificationCenter.default.addObserver(self, selector: #selector(willShowFullScreenNotification), name: NSWindow.willShowFullScreenNotification, object: nil)
        NotificationCenter.default.addObserver(self, selector: #selector(didShowFullScreenNotification), name: NSWindow.didShowFullScreenNotification, object: nil)
        NotificationCenter.default.addObserver(self, selector: #selector(didAddContentViewNotification), name: NSWindow.didAddContentViewNotification, object: nil)
        NotificationCenter.default.addObserver(self, selector: #selector(addAutoSaveEvent), name: AutoSaveManager.kTimeValueChangedNotificationName, object: nil)
        
        Task {
            self.addAutoSaveEvent()
        }
        
        self.toolbarController.selectItem(KMDocumentAnnotationToolbarItemIdentifier)
        self.closeRightPane()
        
        self.addKeyEventMonitor()
        
        self.addAdsBannerView()
        
        //检测OCR包是否需要更新
#if VERSION_DMG
//        KMResourceDownloadManager.manager.checkDocumentAIVersion()
#endif
        
//         Open snapshots?
        var snapshotSetups: NSArray?
        //        if (hasWindowSetup)
        //            snapshotSetups = [savedNormalSetup objectForKey:SNAPSHOTS_KEY];
        //        else if ([sud boolForKey:SKRememberSnapshotsKey])
        if KMPreferenceManager.shared.rememberSnapshot {
        //            snapshotSetups = [[SKBookmarkController sharedBookmarkController] snapshotsForRecentDocumentAtURL:[(NSDocument *)[self document] fileURL]];
            if let fileUrl = (self.myDocument as? KMMainDocument)?.fileURL {
                snapshotSetups = SKBookmarkController.shared().snapshotsForRecentDocument(at: fileUrl) as NSArray?
            }
        }
        if let cnt = snapshotSetups?.count, cnt > 0 {
            if let data = self.listView?.document?.isLocked, data {
                self.savedNormalSetup.setObject(snapshotSetups as Any, forKey: "snapshots" as NSCopying)
            } else {
                self.showSnapshots(setups: snapshotSetups)
            }
        }
        
        let readModel = UserDefaults.standard.bool(forKey: "kKMPDFViewIsReadMode")
        if readModel == true {
            self.openReadModel()
        }

        let hasWindowSetup = savedNormalSetup.count > 0
        if UserDefaults.standard.dictionary(forKey: KMDefaultPDFDisplaySettingsKey) != nil {
            let pdfSettings: NSDictionary = hasWindowSetup ? savedNormalSetup : UserDefaults.standard.dictionary(forKey: KMDefaultPDFDisplaySettingsKey)! as NSDictionary
            self.applyPDFSettings(pdfSettings)
        } else {
            self.applyPDFSettings(savedNormalSetup)
        }
        
        //文字
        let fontManager = NSFontManager.shared
        fontManager.target = self
        fontManager.action = #selector(changeFont(_:))
    }
    
    //MARK: - PDFListView
    
    func initPDFLeftViewVC() {
        var frame = self.leftView.frame
        frame.size.width += 44
        self.leftView.frame = frame
        leftSideViewController.isFirst = true
        leftSideViewController.listView = self.listView
        leftSideViewController.view.frame = CGRect(x: 0, y:0 , width: self.leftView.frame.size.width, height: self.leftView.frame.size.height)
        leftSideViewController.view.autoresizingMask = [.height,.width]
        leftSideViewController.delegate = self
        self.leftView.addSubview(leftSideViewController.view)
    }
    
    func initRightSideView() {
        self.rightSideViewController = KMRightSideViewController.init()
        self.rightSideViewController.view.frame = CGRect(x: 0, y: 0, width: self.rightView.frame.width, height: self.rightView.frame.size.height)
        self.rightSideViewController.view.autoresizingMask = [.height,.width]
        self.rightSideViewController.listView = self.listView
        //        self.rightSideViewController.view.isHidden = true
        self.rightSideViewController.isHidden = true
        self.rightSideViewController.delegate = self
        self.rightView.addSubview(self.rightSideViewController.view)
        self.rightSideViewController.propertyDidChange = { [weak self] model in
            if let anno = model as? CSelfSignAnnotation {
                self?.leftSideViewController.refreshUIForAnnoAttributeDidChange(anno, attributes: nil)
            }
        }
    }
    
    func addAdsBannerView() {
#if VERSION_FREE
        if !IAPProductsManager.default().isAvailableAllFunction(){
            guard let document = self.listView.document else {
                return
            }
            if !document.isLocked {
                KMAdsManager.defaultManager.beginSheetModalForView(self.readContentView, directions: .down, adPosY: 30, animated: false) { pageIndex in
                    
                }
            }
            NotificationCenter.default.addObserver(self, selector: #selector(purchaseStateUpdateNoti), name: NSNotification.Name(rawValue: "KMIAPProductPurchasedNotification"), object: nil)
            NotificationCenter.default.addObserver(self, selector: #selector(purchaseStateUpdateNoti), name: NSNotification.Name(rawValue: "kDeviceActivateNotification"), object: nil)
            
        }

#endif
        //加载底部banner
    //    - (void)loadingAdsManager {
    //    #if VERSION_FREE
    //            if(![self.pdfDocument isLocked]) {
    //                if (![IAPProductsManager defaultManager].isAvailableAllFunction) {
    //                    [[KMAdsManager defaultManager] beginSheetModalForView:self.pdfView
    //                                                               directions:KMADViewDirectionsDown
    //                                                                 animated:NO
    //                                                        completionHandler:nil];
    //                }
    //                [[NSNotificationCenter defaultCenter] addObserverForName:KMIAPProductPurchasedNotification object:nil queue:[NSOperationQueue mainQueue] usingBlock:^(NSNotification *note){
    //                    if ([IAPProductsManager defaultManager].isAvailableAllFunction) {
    //                        [[KMAdsManager defaultManager] dismissSheetModalForView:self.pdfView];
    //                    }
    //                }];
    //                [[NSNotificationCenter defaultCenter] addObserverForName:kDeviceActivateStatusChangeNotification object:nil queue:[NSOperationQueue mainQueue] usingBlock:^(NSNotification *note){
    //                    if ([IAPProductsManager defaultManager].isAvailableAllFunction) {
    //                        [[KMAdsManager defaultManager] dismissSheetModalForView:self.pdfView];
    //                    }
    //                }];
    //            }
    //    #endif
    //    }
    }
    
    // MARK: Private Methods
    
    internal func removeNotifications() {
        NotificationCenter.default.removeObserver(self)
        self.leftSideViewController.clearAnnotationFilterData()
        self.leftSideViewController.clearNotification()
    }
    
    func checkShouldAutoOpenLeftVC() {
        if KMPreference.shared.showLeftSideBar == false {
            return
        }
        if self.model.leftPanelOpen {
            return
        }
        Task { @MainActor in
            self.leftSideViewController.showThumbnail()
            self.toolbarController.findItem(KMLeftControlToolbarItemIdentifier)?.isSelected = true
        }
    }
    
    func applyLeftSideWidth(_ leftSideWidth: CGFloat, rightSideWidth: CGFloat) -> Void {
        mianSplitView.setPosition(leftSideWidth, ofDividerAt: 0)
        mianSplitView.setPosition(mianSplitView.maxPossiblePositionOfDivider(at: 1) - mianSplitView.dividerThickness - rightSideWidth, ofDividerAt: 1)
        self.model.lastLeftPanWidth = leftSideWidth
        self.model.lastRightPanWidth = rightSideWidth
    }
    
    internal var removeAllAnnotationsStore = KMPDFViewRemoveAllAnnotationsStore()
    internal func removeAllAnnotations() {
        let alert = NSAlert()
        alert.messageText = NSLocalizedString("This will permanently remove all annotations. Are you sure to continue?", comment: "")
        alert.addButton(withTitle: NSLocalizedString("Yes", comment:""))
        alert.addButton(withTitle: NSLocalizedString("No", comment:""))
        if (alert.runModal() != .alertFirstButtonReturn) {
            return
        }
        
        DispatchQueue.main.async {
            self.removeAllAnnotationsStore.store(t: self.listView)
        }
    }
    
    // MARK: Set Methods
    
    var setDocument: CPDFDocument? {
        get {
            return document
        }
        set {
            if document != newValue {
                document = newValue
            }
            listView.document = document
            listView.document?.delegate = self
            self.listView.layoutDocumentView()
            
            self.leftSideViewController.refreshUIForDocumentChanged()
        }
    }
    
    var setPageNumber: UInt {
        get {
            return pageNumber!
        }
        set {
            let pageCount = listView.document.pageCount
            var value = newValue
            if value > pageCount {
                value = pageCount
            }
            if value > 0 && listView.currentPage().pageIndex() != value-1 {
                listView.go(to: listView.document.page(at: value-1))
            }
            if pageNumber != value {
                pageNumber = value
            }
        }
    }
    
    // MARK: - 标记密文
    
    func enterRedact() {
        if !IAPProductsManager.default().isAvailableAllFunction(){
            KMPurchaseCompareWindowController.sharedInstance().showWindow(nil)
            return
        }
        
        if self.listView.document.allowsPrinting == false || self.listView.document.allowsCopying == false {
            Task {
                _ = await KMAlertTool.runModel(message: KMLocalizedString("This is a secured document. Editing is not permitted.", nil))
            }
            return
        }
        
        if self.hasEnterRedact() {
            self.exitRedact()
            return
        }
        
        self.leftSideViewController.thumbnailTableView.isEnabled = false
        self.leftSideViewController.tocOutlineView.isEnabled = false
        self.leftSideViewController.noteOutlineView.isEnabled = false
        self.leftSideViewController.findTableView.isEnabled = false
        self.leftSideViewController.groupedFindTableView.isEnabled = false
        self.leftSideViewController.snapshotTableView.isEnabled = false
        
        
        let ttsWindowC = KMTTSWindowController.share
        if ttsWindowC.pdfView?.document?.documentURL.path == self.listView.document.documentURL.path {
            if let data = ttsWindowC.window?.isVisible, data {
                ttsWindowC.stopSpeaking()
                ttsWindowC.close()
            }
        }
        NSColorPanel.shared.showsAlpha = false
        
        redactController = KMPDFRedactViewController(url: self.listView.document!.documentURL, password: self.listView.document.password)
        self.addChild(redactController)
        self.PDFContendView.addSubview(redactController.view)
        redactController.view.frame = self.PDFContendView.bounds
        redactController.view.autoresizingMask = [.width, .height]
        self.listView.isHidden = true
        
        redactController.scaleFactor = self.listView.scaleFactor
        redactController.titleBack = { [weak self] title in
            self?.view.window?.title = title
        }
        redactController.callback = { [weak self] result, currentPageIndex, saveResult, saveUrl in
            self?.listView.go(toPageIndex: self!.redactController.redactPdfView.currentPageIndex, animated: false)
            
            if result == false { // 退出
                self?.exitRedact()
                return
            }
            let controller = self?._getPDFRedactController()
            controller?.redactPdfView.newAddAnnotation.removeAll()
            self?.exitRedact()
            if saveResult {
                let newDocument = CPDFDocument(url: saveUrl)
                if let data = newDocument?.isLocked, data {
                    newDocument?.unlock(withPassword: self?.listView.document.password ?? "")
                }
                self?.document = newDocument
                self?.listView.document = newDocument
                self?.listView.layoutDocumentView()
            }
        }
        redactController.setCurrentPageIndex(self.listView.currentPageIndex)
    }
    
    func exitRedact() {
        self.leftSideViewController.thumbnailTableView.isEnabled = true
        self.leftSideViewController.tocOutlineView.isEnabled = true
        self.leftSideViewController.noteOutlineView.isEnabled = true
        self.leftSideViewController.findTableView.isEnabled = true
        self.leftSideViewController.groupedFindTableView.isEnabled = true
        self.leftSideViewController.snapshotTableView.isEnabled = true
        
        let controller = self._getPDFRedactController()
        if let data = controller {
            if data.redactPdfView.newAddAnnotation.count > 0 {
                KMAlertTool.runModel(message: "", informative: KMLocalizedString("There are unapplied redactions in this file. Exit will not save redaction.", nil), buttons: [KMLocalizedString("Exit", nil), KMLocalizedString("Cancel", nil)]) { response in
                    if response == .alertFirstButtonReturn {
                        data.redactPdfView.newAddAnnotation.removeAll()
                        self.exitRedact()
                    }
                }
                return
            }
        }
        NSColorPanel.shared.showsAlpha = true
        self.toolbarController.findItem(KMDocumentRedactToolbarItemIdentifier)?.isSelected = false
//        self.toolbarController.toolbarType = .None
//        self.listView.toolMode = .moveToolMode
        controller?.redactPdfView.resignMonitor()
        
        controller?.view.removeFromSuperview()
        controller?.removeFromParent()
        
        self.listView.isHidden = false
//        self.listView.layoutDocumentView()
//        self.view.window?.makeFirstResponder(self.listView)
        
        self.listView.annotationType = .unkown
    }
    
    func hasEnterRedact() -> Bool {
        return self._getPDFRedactController() != nil
    }
    
    //MARK: - AI
    
    func showAITypeChooseView(aiConfigType: AIConfigType) -> Void {
        
        if (self.document != nil) {
            AIChatInfoManager.defaultManager.currentFilePath = (self.document?.documentURL.path)!
        } else {
            AIChatInfoManager.defaultManager.currentFilePath = ""
        }
        
        let windowVC: AINewConfigWindowController = AINewConfigWindowController.currentWC()
        windowVC.chooseCurFileHandle = {[unowned self] windowVC in
            if AIChatInfoManager.defaultManager.currentFilePath.isEmpty == false {
                let documentArray = NSDocumentController.shared.documents
                var didFileEdit: Bool = false
                var curDoc: KMMainDocument!
                for document in documentArray {
                    if document.fileURL?.path == AIChatInfoManager.defaultManager.currentFilePath {
                        didFileEdit = document.isDocumentEdited
                        curDoc = document as! KMMainDocument
                        break
                    }
                }
                if didFileEdit {
                    let tempFileURL = FileManager.default.temporaryDirectory.appendingPathComponent(AIChatInfoManager.defaultManager.currentFilePath.lastPathComponent)
                    if FileManager.default.fileExists(atPath: tempFileURL.path) {
                        do {
                            try FileManager.default.removeItem(at: tempFileURL)
                            
                        } catch {
                           
                        }
                    }
                    if curDoc != nil {
                        curDoc.mainViewController?.SaveTempPDFDocumentToURLPath(tempPath: tempFileURL.path)
                    }
                }
                windowVC.window?.becomeMain()
            }
        }
        if windowVC.window?.isVisible == true && windowVC.didSetOriginFrame == true {
            
        } else {
            var windowRect = windowVC.window?.frame
            windowRect!.origin.x = CGRectGetMaxX(self.view.window!.frame) - (windowRect?.size.width)!
            windowRect!.origin.y = CGRectGetMaxY(self.view.window!.frame) - (windowRect?.size.height)! - 64
            windowVC.window?.setFrame(windowRect!, display: true)
            
            windowVC.didSetOriginFrame = true
        }
        windowVC.eventLabel = "AITools_Tbr"
        windowVC.showWindow(nil)
        if (aiConfigType != .none) {
            windowVC.eventLabel = "AITools_Start"
            if self.listView.currentSelection?.string()?.isEmpty == false {
                windowVC.setCurrentPDFSelection(self.listView.currentSelection.string())
            }
            windowVC.chooseAIFunctionWithType(aiConfigType)
        }
    }
    
    @objc func aiTipIconViewShowStateChangeNoti() {

    }
    
    //MARK: - 引导
    
    func loadFunctionGuide() -> Void {
        DispatchQueue.main.asyncAfter(deadline: DispatchTime.now() + 1) {
            if self.view.window != nil {
                self.loadOpenFileFunctionGuide(.openFileNormal)
            }
        }
    }
    
    
    func loadOpenFileFunctionGuide(_ showType: KMGuideInfoType) -> Void {
        if showType == .openFileNormal && KMGuideInfoWindowController.availableShow(.openFileNormal) {
            let leftPanelItem:KMToolbarItemView = self.toolbarController.findItem("KMLeftControlToolbarItemIdentifier")!
            
            self.guideInfoWindowController = KMGuideInfoWindowController.currentWC()
            guard let guideWC = self.guideInfoWindowController else { return }
            
            guideWC.type = .openFileNormal
            guideWC.openPanelRect = (self.view.window?.contentView?.convert(leftPanelItem.frame, from: leftPanelItem.superview)) ?? CGRectZero
            guideWC.window?.collectionBehavior = [.canJoinAllSpaces]
            guideWC.normalGuideFinishHandle = { [weak self] windowVC in
                let rightPanelItem = self?.toolbarController.findItem(KMRightControlToolbarItemIdentifier)
                let digitalPanelItem = self?.toolbarController.findItem(KMDocumentDigitalSignToolbarItemIdentifier)
                                
                windowVC.rightPanelRect = (self?.view.window?.contentView?.convert(rightPanelItem?.frame ?? .zero, from: rightPanelItem?.superview)) ?? .zero
                guideWC.digitalBoxRect = (self?.view.window?.contentView?.convert(digitalPanelItem?.frame ?? .zero, from: digitalPanelItem?.superview)) ?? .zero
                
            }
            guideWC.finishHandle = { [weak self] windowVC, type in
                if type == .windowNewFinish ||
                    type == . windowDigitalFinish {
                    self?.checkFirstTrialController()
                }
            }
            guideWC.openFileToggleHandle = { [weak self] windowVC, type in
                self?.checkFirstTrialController()
            }
            var rect = self.view.window!.frame
            rect.size.height -= 20
            guideWC.window?.setFrame(rect, display: false)
            guideWC.window?.minSize = rect.size
            guideWC.window?.maxSize = rect.size
            self.view.window?.addChildWindow(guideWC.window!, ordered: .above)
            guideWC.show()
        } else if showType == .digitalSignGuide && KMGuideInfoWindowController.availableShow(.digitalSignGuide) {
            self.guideInfoWindowController = KMGuideInfoWindowController.currentWC()
            guard let guideWC = self.guideInfoWindowController else { return }
            
            guideWC.type = .digitalSignGuide
            let digitalPanelItem:KMToolbarItemView = self.toolbarController.findItem(KMDocumentDigitalSignToolbarItemIdentifier)!
            guideWC.digitalBoxRect = (self.view.window?.contentView?.convert(digitalPanelItem.frame, from: digitalPanelItem.superview))!
            guideWC.window?.collectionBehavior = [.canJoinAllSpaces]
            guideWC.finishHandle = { [weak self] windowVC, type in
                self?.checkFirstTrialController()
            }
            var rect = self.view.window!.frame
            rect.size.height -= 20
            guideWC.window?.setFrame(rect, display: false)
            guideWC.window?.minSize = rect.size
            guideWC.window?.maxSize = rect.size
            self.view.window?.addChildWindow(guideWC.window!, ordered: .above)
            guideWC.show()
            
        } else if showType == .pdfCompareGuide && KMGuideInfoWindowController.availableShow(.pdfCompareGuide) {
            DispatchQueue.main.asyncAfter(deadline: DispatchTime.now() + 1) {
                self.guideInfoWindowController = KMGuideInfoWindowController.currentWC()
                guard let guideWC = self.guideInfoWindowController else { return }
                
                guideWC.type = .pdfCompareGuide
                
                let digitalPanelItem:KMToolbarItemView = self.toolbarController.findItem(KMDocumentDigitalSignToolbarItemIdentifier)!
                guideWC.digitalBoxRect = (self.view.window?.contentView?.convert(digitalPanelItem.frame, from: digitalPanelItem.superview))!
                
                let compareItem:KMToolbarItemView = self.toolbarController.findItem(KMToolbarComparisonItemIdentifier)!
                guideWC.compareItemRect = (self.view.window?.contentView?.convert(compareItem.frame, from: compareItem.superview))!
                
                guideWC.window?.collectionBehavior = [.canJoinAllSpaces]
                var rect = self.view.window!.frame
                rect.size.height -= 20
                guideWC.window?.setFrame(rect, display: false)
                guideWC.window?.minSize = rect.size
                guideWC.window?.maxSize = rect.size
                self.view.window?.addChildWindow(guideWC.window!, ordered: .above)
                guideWC.show()
            }
        } else if showType == .convertGuide && KMGuideInfoWindowController.availableShow(.convertGuide) {
            DispatchQueue.main.asyncAfter(deadline: DispatchTime.now() + 1) {
                self.guideInfoWindowController = KMGuideInfoWindowController.currentWC()
                guard let guideWC = self.guideInfoWindowController else { return }
                
                guideWC.type = .convertGuide
                let digitalPanelItem:KMToolbarItemView = self.toolbarController.findItem(KMDocumentDigitalSignToolbarItemIdentifier)!
                guideWC.digitalBoxRect = (self.view.window?.contentView?.convert(digitalPanelItem.frame, from: digitalPanelItem.superview))!
                guideWC.purchaseHandle = { [weak self] windowVC in
#if VERSION_DMG
                    if IAPProductsManager.default().isAvailableAllFunction() {
                        if IAPProductsManager.default().isAvailableAdvancedPDFToOffice() {
                            //Convert:
                            self?.showAllConvertWindow(convertT: .Word)
                        } else {
                            let limitWC = KMPurchaseLimitWindowController.currentLimitWC()
                            limitWC.continueBlock = { windowController in
                                
                            }
                            limitWC.window?.center()
                            limitWC.showWindow(nil)
                        }
                    } else {
                        KMPurchaseCompareWindowController.sharedInstance().showWindow(nil)
                    }
#else
                    if IAPProductsManager.default().isAvailableAllFunction() {
                        if IAPProductsManager.default().isAvailableAdvancedPDFToOffice() {
                            //Convert:
                        } else {
                            var vc = KMToolCompareWindowController(toolType: .Convert, selectNum: 1)
                            vc.showWindow(nil)
                        }
                    } else {
                        KMPurchaseCompareWindowController.sharedInstance().showWindow(nil)
                    }
#endif
                }
                
                guideWC.window?.collectionBehavior = [.canJoinAllSpaces]
                var rect = self.view.window!.frame
                rect.size.height -= 20
                guideWC.window?.setFrame(rect, display: false)
                guideWC.window?.minSize = rect.size
                guideWC.window?.maxSize = rect.size
                self.view.window?.addChildWindow(guideWC.window!, ordered: .above)
                guideWC.show()
            }
        } else {
            
        }
    }
    
    func checkFirstTrialController() -> Void {
#if VERSION_DMG
        //打开文档后引导相关
        if VerificationManager.default().status == .none {
            let appVersion = Bundle.main.infoDictionary?["CFBundleShortVersionString"] as? String ?? ""
            let lastVersion = UserDefaults.standard.object(forKey: "SKLastTrialVersionMainDocumentLaunchedKey") as? String ?? ""
            if lastVersion.isEmpty || lastVersion != appVersion {
                UserDefaults.standard.setValue(appVersion, forKey: "SKLastTrialVersionMainDocumentLaunchedKey")
                UserDefaults.standard.synchronize()
                KMPurchaseCompareWindowController.sharedInstance().showWindow(nil)
            }
        }
#endif
    }
    
    // MARK: - 页面编辑
    
    open func enterPageEdit(_ pages: [Int] = []) {
        if let doc = self.listView?.document {
            if doc.allowsCopying == false || doc.allowsPrinting == false {
                KMBaseWindowController.checkPassword(url: doc.documentURL, type: .owner) { result, pwd in
                    if result && pwd.isEmpty == false {
                        self.listView?.document?.unlock(withPassword: pwd)
                        
                        Task { @MainActor in
                            self.enterPageEdit(pages)
                        }
                    } else {
                        self.exitPageEdit()
                    }
                }
                return
            }
        }
        //选中page
        var tPages = pages
        if tPages.count == 0 {
            if self.leftSideViewController.type.methodType == .Thumbnail {
                tPages = self.leftSideViewController.thumb_fetchSelectedRows() ?? [self.listView.currentPageIndex]
            } 
        }
        
        if (hasEnterPageEdit()) {
            exitPageEdit()
            return
        }
        
        if (self.toolbarController != nil && self.toolbarController.mainToolBarView != nil) {
            let toolBarView: KMToolbarViewController = self.toolbarController.mainToolBarView!
            for (key, value) in toolBarView.toolbarItems {
                if (key == KMRightControlToolbarItemIdentifier || key == KMLeftControlToolbarItemIdentifier) {
                    (value as! KMToolbarItemView).unEnabled = true
                }
            }
        }
        
        let controller = KMPDFEditViewController(self.listView.document)
        
        controller.selectedPages = tPages
        controller.listView = self.listView
        self.addChild(controller)
        self.PDFContendView.addSubview(controller.view)
        controller.view.frame = self.PDFContendView.bounds
        controller.view.autoresizingMask = [.width,.height]
        self.listView.isHidden = true
        
        controller.itemClick = { [weak self] index, params in
            if (index == 1) { /// 双击退出
                self?.enterEditMode(self!.leftSideViewController, [])
                DispatchQueue.main.async {
                    let pageIndex: Int = params.first as! Int
                    self?.listView.go(toPageIndex: pageIndex, animated: true)
                }
            } else if (index == 2) { // 打印
                self?.showPrintWindow(pageRange: KMPrintPageRange(type: .custom, selectPages: params.first as! [Int]))
            }
        }
        controller.documentEditedCallback = { [weak self] params in
            self?.recordIsPDFDocumentEdited()
        }
        
        controller.selectionDidChange = { selectedIndexs in
            var indexSet = IndexSet()
            for indexPath in selectedIndexs {
                indexSet.insert(indexPath.item)
            }
            if indexSet.count != 0 {
//                self?.leftSideViewController.thumbnailViewController.selectPages(indexs: indexSet, needScroll: true)
//                self?.listView.go(toPageIndex: indexSet.first!, animated: false)
            }
        }
    }
    
    open func exitPageEdit() {
        if (self.toolbarController != nil && self.toolbarController.mainToolBarView != nil) {
            let toolBarView: KMToolbarViewController = self.toolbarController.mainToolBarView!
            for (key, value) in toolBarView.toolbarItems {
                if (key == KMRightControlToolbarItemIdentifier || key == KMLeftControlToolbarItemIdentifier) {
                    (value as! KMToolbarItemView).unEnabled = false
                }
            }
        }
        
        self.toolbarController.findItem(KMDocumentPageToolbarItemIdentifier)?.isSelected = false
        let editController = getPDFEditController()
        if (editController == nil) {
            return
        }
        self.listView.annotationType = .highlight
        
        // FIXME: - sdk修复插入特定文档crash后，这行代码可以去掉
        self.leftSideViewController.model.insertedDocumentSet.formUnion(editController?.model.insertedDocumentSet ?? [])
        
        editController?.view.removeFromSuperview()
        editController?.removeFromParent()
        
        self.listView.isHidden = false
        self.listView.layoutDocumentView()
        self.view.window?.makeFirstResponder(self.listView)
        
        self.listView.annotationType = .unkown
        
        self.listView.go(toPageIndex: editController!.listViewCurrentIndex, animated: false)
        
        if let data = editController?.isEdited, data {
            self.leftSideViewController.reloadThumbnailDataIfNeed()
            self.leftSideViewController.note_reloadDataIfNeed()
            self.leftSideViewController.refreshUIOfOutlineIfNeed()
            self.leftSideViewController.refreshUIOfSeachListIfNeed()
        }
    }
    
    open func hasEnterPageEdit() -> Bool {
        return self.getPDFEditController() != nil
    }
    
    // MARK: - Edit PDF
    
    func enterEditPDF() {
        self.listView.updateActiveAnnotations([])
        self.listView.setNeedsDisplayForVisiblePages()
        self.listView.commitEditFormText()
        self.listView.annotationType = .editTextImage
    }
    
    // MARK: - 数字签名
    
    func hasShowDigitalSign() -> Bool {
        return self.digitalSignController?.view.superview != nil
    }
    
    func canEnterDigitalSign() -> Bool {
        guard let doc = self.listView?.document else {
            return false
        }
        return doc.allowsPrinting && doc.allowsCopying 
    }
    
    func enterDigitalSign() {
        self.listView.toolMode = .textToolMode
        if self.hasShowDigitalSign() {
            self.exitDigitalSign()
        } else {
            if self.needSaveDocument() {
                self.saveDocumentWithProgressAlert { [unowned self] params in
                    self.showDigitalSignWindow(withFilePathURL: self.listView.document.documentURL)
                }
                return
            }
            self.showDigitalSignWindow(withFilePathURL: self.listView.document.documentURL)
        }
    }
    
    func exitDigitalSign() {
        self.digitalSignController?.view.removeFromSuperview()
//        self.digitalSignController = nil
        
        self.toolbarController.findItem(KMDocumentDigitalSignToolbarItemIdentifier)?.isSelected = false
    }
    
    func showDigitalSignWindow(withFilePathURL fileURL: URL) {
        if !IAPProductsManager.default().isAvailableAllFunction(){
            KMPurchaseCompareWindowController.sharedInstance().showWindow(nil)
            return
        }
        
        if hasShowDigitalSign() {
            self.exitDigitalSign()
        }
        
        var currentPageIndex = listView.document?.index(for: listView.currentPage()) ?? 0
        var password: String = ""
        
        self.toolbarController.toolbarType = .None
        if digitalSignController == nil {
            password = listView.document?.password ?? ""
            
            digitalSignController = KMPDFDigitalSignViewController()
        }
        
        digitalSignController?.currentPageIndex = Int(currentPageIndex)
        digitalSignController?.url = listView.document.documentURL
        digitalSignController?.password = password
        digitalSignController?.scaleFactor = listView.scaleFactor
        
        digitalSignController?.titleChangeBlock = { title, index in
            currentPageIndex = UInt(index)
        }
        
        digitalSignController?.buttonActionBlock = { [weak self] type, isChanged in
            if type == .cancel {
                if let page = self?.listView?.document?.page(at: currentPageIndex) {
                    self?.listView.go(to: page)
                }
                self?.exitDigitalSign()
            }
        }
        
        if let digitalSignView = digitalSignController?.view, let splitViewSuperview = mianSplitView.superview {
            digitalSignView.frame = splitViewSuperview.bounds
            digitalSignView.autoresizingMask = [.width, .height]
            splitViewSuperview.addSubview(digitalSignView)
            
            digitalSignController?.setCurrentPageIndex(Int(currentPageIndex))
        }
    }
    
    // MARK: - Toolbar
    
    func toolbarItemClickForExitMode(_ toolbarItem: KMToolbarItemView) {
        if(toolbarItem.itemIdentifier != KMDocumentPageToolbarItemIdentifier) {
            if (hasEnterPageEdit()) {
                self.exitPageEdit()
            }
        }
        if toolbarItem.itemIdentifier != KMDocumentRedactToolbarItemIdentifier {
            if self.hasEnterRedact() {
                self.exitRedact()
            }
        }
        if toolbarItem.itemIdentifier != KMDocumentDigitalSignToolbarItemIdentifier {
            if self.hasShowDigitalSign() {
                self.exitDigitalSign()
            }
        }
    }
    
    // MARK: - Private Methods
    
    private func getPDFEditController() -> KMPDFEditViewController? {
        var editController: KMPDFEditViewController?
        for controller in self.children {
            if (controller.isKind(of: KMPDFEditViewController.self)) {
                editController = (controller as! KMPDFEditViewController)
                break
            }
        }
        return editController
    }
    
    private func _getPDFRedactController() -> KMPDFRedactViewController? {
        var controller: KMPDFRedactViewController?
        for childC in self.children {
            if (childC.isKind(of: KMPDFRedactViewController.self)) {
                controller = (childC as! KMPDFRedactViewController)
                break
            }
        }
        return controller
    }
    
    private func addBackgroundMaskView() {
        self.removeBackgroundMaskView()
        
        if let superview = self.mianSplitView.superview {
            let view = NSView()
            superview.addSubview(view)
            view.frame = superview.bounds
            view.autoresizingMask = [.width, .height]
            view.wantsLayer = true
            view.layer?.backgroundColor = .white
            self.background_mask = view
        }
    }
    
    private func removeBackgroundMaskView() {
        self.background_mask?.removeFromSuperview()
        self.background_mask = nil
    }
    
    private func _goToFirstPageForFristAppear() {
        DispatchQueue.main.asyncAfter(wallDeadline: .now()+0.1) {
            self.listView.go(toPageIndex: 0, animated: false)
        }
    }
    
    func isPDFPageCountExceedsLimit(filePath: String) -> Bool {
        let url = URL(fileURLWithPath: filePath)
        guard let document = PDFDocument(url: url) else {
            return false
        }
        
        let pageCount = document.pageCount
        return pageCount > 30
    }
    
    // MARK: - Redact 【标记密文】
    
    func exeRedactConfirm(_ type: KMRedactConfirmType, callback: @escaping () -> ()?) {
        let windowController = KMRedactConfirmWindowController(type)
        self.currentWindowController = windowController
        self.view.window?.beginSheet(windowController.window!)
        windowController.itemClick = { [weak self] index in
            if (index == 2) { /// 取消
                self?.view.window?.endSheet((self?.currentWindowController.window)!)
                self?.currentWindowController = nil
                callback()
                return
            }
            
            self?.view.window?.endSheet((self?.currentWindowController.window)!)
            self?.currentWindowController = nil
            
            let panel = NSSavePanel()
            panel.nameFieldStringValue = "[新文件]"+(self?.listView.document.documentURL.lastPathComponent)!
            let button = NSButton.init(checkboxWithTitle: "保存后打开文档", target: nil, action: nil)
            button.state = .on
            panel.accessoryView = button
            panel.isExtensionHidden = true
            panel.beginSheetModal(for: (self?.view.window!)!) { response in
                if response != .OK {
                    callback()
                    return
                }
                
                if (type == .redactOne) {
                    let anno = self!.listView.activeAnnotation
                    if (anno == nil || (anno?.isKind(of: CPDFRedactAnnotation.self)) == false) {
                        callback()
                        return
                    }
                    
                    (anno as! CPDFRedactAnnotation).applyRedaction()
                } else if (type == .redactAll) {
                    self?.listView.document.applyRedactions()
                } else if (type == .eraserOne) {
                    let anno = self!.listView.activeAnnotation
                    if (anno == nil || (anno?.isKind(of: CPDFRedactAnnotation.self)) == false) {
                        callback()
                        return
                    }
                    
                    anno?.page.erasureRedact(from: anno!.bounds)
                } else if (type == .eraserAll) {
                    KMRedactTools.eraserDocument((self?.listView.document)!) { result, errorAnno in
                        if (result == false) {
                            callback()
                            return
                        }
                    }
                }
                
                self!.listView.document.write(to: panel.url)
                if (button.state == .on) {
                    NSDocumentController.shared.openDocument(withContentsOf: panel.url!, display: true) { document, alreadyOpen, error in
                        
                    }
                } else {
                    NSWorkspace.shared.activateFileViewerSelecting([panel.url!])
                }
                callback()
            }
        }
    }
    
    // MARK: - Secure 【安全】
    
    public func showSecureLimitTip() {
        self.hiddenSecureLimitTip()
        
        if self.secureAlertView == nil {
            self.secureAlertView = KMSecureAlertView()
            self.secureAlertView?.show(in: self.listView)
            self.secureAlertView?.closeAction = { [unowned self] view in
                self.hiddenSecureLimitTip()
                
                self.removeFromAlertView()
                self.showFormAlertView()
            }
            
            self.secureAlertView?.passwordAction = { [unowned self] view in
                self.removeOwnerPassword()
                
                self.removeFromAlertView()
                self.showFormAlertView()
            }
        }
    }
    
    func removeOwnerPassword() {
        guard let doc = self.listView?.document else {
            NSSound.beep()
            return
        }
        if doc.allowsCopying && doc.allowsPrinting {
            NSSound.beep()
            return
        }
        _ = KMPasswordInputWindow.openWindow(window: self.view.window!, type: .owner, url: doc.documentURL) { [weak self] result, password in
            if result == .cancel { /// 关闭
                return
            }
            /// 解密成功
            self?.hiddenSecureLimitTip()
            self?.model.isSaveKeyChain = false
            self?.listView.document.unlock(withPassword: password)
        }
    }
    
    public func hiddenSecureLimitTip() {
        self.secureAlertView?.removeFromSuperview()
        self.secureAlertView = nil
    }
    
    //MARK: - Form
    
    func showFormAlertView() {
        if (formAlertView == nil) {
            formAlertView = KMFormAlertView()
            formAlertView?.isCloseSecureView = self.secureAlertView != nil ? false : true
            formAlertView?.showInView(self.listView)
        } else {
            self.removeFromAlertView()
        }
    }
    
    func removeFromAlertView() {
        formAlertView?.removeFromSuperview()
        formAlertView = nil
    }
    
    override func mouseMoved(with event: NSEvent) {
        self.view.window?.mouseMoved(with: event)
    }
    
    func savePageNumberIfNeed() {
        if (KMPreferenceManager.shared.openLastUnlockedDocumentWhenAppStart) {
            let scaleFactor = self.listView?.scaleFactor ?? 0
            if scaleFactor <= 0 {
                return
            }
            if self.listView.document != nil {
                KMPreferenceManager.shared.setPageNumber(self.listView.currentPageIndex, forKey: self.listView.document.documentURL.path)
                KMPreferenceManager.shared.setPageScale(Float(self.listView.scaleFactor), forKey: self.listView.document.documentURL.path)
            }
        }
    }
    
    // MARK: - 显示合并窗口
    
    public func showMergeWindow(url: URL? = nil, _ password: String?) {
        DispatchQueue.main.async {
            var documentURL = url
            if documentURL == nil {
                documentURL = self.listView.document.documentURL
            }
            
            guard let _url = documentURL else { return }
            guard let document = PDFDocument(url: _url) else { return }
            
            self.mergeWindowController = KMMergeWindowController(document: document, password: password ?? "")
            self.mergeWindowController!.oriDucumentUrl = self.listView.document.documentURL
            self.mergeWindowController!.pageIndex = self.listView.currentPageIndex
            
            self.mergeWindowController!.cancelAction = { [unowned self] controller in
                self.view.window?.endSheet(mergeWindowController!.window!)
            }
            
            self.mergeWindowController!.mergeAction = { [unowned self] controller, filePath in
                self.view.window?.endSheet(mergeWindowController!.window!)
            }
            self.toolbarController.cancelSelected(KMToolbarToolMergeItemIdentifier)
            
            self.view.window?.beginSheet(self.mergeWindowController!.window!)
        }
    }
    
    // MARK: - 显示加密弹窗
    
    public func showSecureWindow(_ url: URL) {
        self.securityWindowController = KMSecurityWindowController(windowNibName: "KMSecurityWindowController")
        guard let securityWindowController = securityWindowController else { return }
        
        securityWindowController.documentURL = self.listView.document.documentURL
        securityWindowController.batchAction = { [unowned self] controller, files in
            self.view.window?.endSheet((securityWindowController.window)!)

            self.toolbarController.cancelSelected(KMToolbarToolCompressItemIdentifier)

            let batchWindowController = KMBatchOperateWindowController.sharedWindowController
            let batchOperateFile = KMBatchOperateFile(filePath: self.document?.documentURL.path ?? "", type: .AddPassword)
            batchWindowController.switchToOperateType(.AddPassword, files: [batchOperateFile])
            batchWindowController.window?.makeKeyAndOrderFront("")
        }

        securityWindowController.doneAction = { [unowned self] controller, options, attribute in
            let openPanel = NSOpenPanel()
            openPanel.canChooseFiles = false
            openPanel.canChooseDirectories = true
            openPanel.canCreateDirectories = true
            openPanel.beginSheetModal(for: NSWindow.currentWindow()) { (result) in
                if result == NSApplication.ModalResponse.OK {
                    for fileURL in openPanel.urls {
                        let document = CPDFDocument(url: self.document?.documentURL)
                        if document != nil {
                            document!.setDocumentAttributes(attribute)
                            
                            let path = fileURL.path.stringByAppendingPathComponent(url.deletingPathExtension().lastPathComponent) + "_SetPassword" + "." + url.pathExtension
                            let success = document!.write(to: NSURL(fileURLWithPath: path) as URL, withOptions: options)
                            if success {
                                self.view.window?.endSheet((securityWindowController.window)!)
                                
                                NSWorkspace.shared.activateFileViewerSelecting([URL(fileURLWithPath: path)])
                            }
                        }
                    }
                }
            }
        }

        securityWindowController.cancelAction = { [unowned self] controller in
            self.view.window?.endSheet((securityWindowController.window)!)
        }
        NSWindow.currentWindow().beginSheet(securityWindowController.window!)
    }
    
    // MARK: - 保存文档
    
    internal func needSaveDocument() -> Bool {
        if (self.isPDFDocumentEdited) {
            return self.isPDFDocumentEdited
        }
        if (self.needSave) {
            return self.needSave
        }
        
        let document: KMMainDocument? = self.myDocument as? KMMainDocument
        if (document?.isDocumentEdited == nil || document!.isDocumentEdited == false) {
            return false
        }
        return true
    }
    
    internal func saveDocument(overlookDocumentIfEdited overlook: Bool = false) {
        let document: KMMainDocument? = self.myDocument as? KMMainDocument
        if (overlook) {
            document?.save(nil)
            return
        }
        if (self.isPDFDocumentEdited) {
            self.clearIsPDFDocumentEdited()
            self.needSave = false
            document?.save(nil)
            return
        }
        if (document?.isDocumentEdited == nil || document!.isDocumentEdited == false) {
            return
        }
        
        document?.save(nil)
    }
    
    internal func asyncSaveDocument(overlookDocumentIfEdited overlook: Bool = false, callback:@escaping KMCommonBlock) {
        let document: KMMainDocument? = self.myDocument as? KMMainDocument
        if (overlook) {
            DispatchQueue.main.async {
                document?.save(nil)
                callback()
            }
            return
        }
        if (self.isPDFDocumentEdited) {
            self.clearIsPDFDocumentEdited()
            self.needSave = false
            DispatchQueue.main.async {
                document?.save(nil)
                callback()
            }
            return
        }
        if (document?.isDocumentEdited == nil || document!.isDocumentEdited == false) {
            callback()
            return
        }
        
        DispatchQueue.main.async {
            document?.save(nil)
            callback()
        }
    }
    
    internal func saveDocumentWithProgressAlert(callback:@escaping KMCommonBlock) {
        // 显示进度
        AutoSaveManager.manager.isSaving = true
        self.showProgressWindow(message: NSLocalizedString("Save", comment: "") + "PDF")
        self.progressC?.maxValue = 3.0
        self.progressC?.increment(by: 1.0)
        // 保存文档
        self.asyncSaveDocument { [unowned self] params in
            // 执行进度 [假进度]
            self.progressC?.increment(by: 1.0)
            self.progressC?.increment(by: 1.0)
            
//            DispatchQueue.main.async {
            DispatchQueue.main.asyncAfter(deadline: .now()+0.1) {
                // 隐藏进度
                self.hiddenProgressWindow()
                DispatchQueue.main.asyncAfter(deadline: .now()+1) {
                    AutoSaveManager.manager.isSaving = false
                }
                // 回调
                callback()
            }
        }
    }
    func SaveTempPDFDocumentToURLPath(tempPath: String) {
        self.document?.write(toFile: tempPath)
    }
    
    // MARK: - 定时保存
    
    func addAutoSaveEvent() {
        if (self.autoSaveTimer != nil) {
            self.autoSaveTimer?.invalidate()
            self.autoSaveTimer = nil
        }
        
        if self.document != nil {
            self.autoSaveTimer = Timer.scheduledTimer(withTimeInterval: AutoSaveManager.manager.timeInterval * 60, repeats: true, block: { [weak self] timer in
                self?.autoSaveTimerAction(timer)
            })
        }
        self.checkAutoSaveInfo()
    }
    
    func checkAutoSaveInfo() {
        guard let cnt = AutoSaveManager.manager.autoSavePaths?.count, cnt > 0 else {
            return
        }
        if AutoSaveManager.manager.autoSaveAlertShow {
            return
        }
        
        AutoSaveManager.manager.autoSaveDidEndAction = false
        AutoSaveManager.manager.autoSaveAlertShow = true
        
        let blockSaveWindow = AutoSavePopController()
        blockSaveWindow.cancelHandle = { [weak self] windowController in
            AutoSaveManager.manager.autoSaveDidEndAction = true
            AutoSaveManager.manager.clearCache()
            self?.km_quick_endSheet()
        }
        
        blockSaveWindow.confirmHandle = { [weak self] windowController in
            self?.km_quick_endSheet()
            self?.saveAutoSaveInfo()
        }
        self.km_beginSheet(windowC: blockSaveWindow)
    }
    
    func saveAutoSaveInfo() {
        let openPanel = NSOpenPanel()
        openPanel.canChooseDirectories = true
        openPanel.canChooseFiles = false
        openPanel.allowsMultipleSelection = false
        let win = NSApp.keyWindow != nil ? NSApp.keyWindow : self.view.window
        openPanel.beginSheetModal(for: win!) { result in
            if (result == .OK)  {
                let folderPath = openPanel.url?.path ?? openPanel.url?.absoluteString
                for path in AutoSaveManager.manager.opendPaths ?? [] {
                    let _path = path as? String
                    var newPath = "\(folderPath ?? "")/\(_path?.lastPathComponent ?? "")"
                    newPath = self.getValidFilePath(newPath)
                    do {
                        try FileManager.default.moveItem(atPath: _path ?? "", toPath: newPath)
                    } catch {
                        NSWorkspace.shared.activateFileViewerSelecting([URL(fileURLWithPath: newPath)])
                    }
                }
                AutoSaveManager.manager.clearCache()
            }
            AutoSaveManager.manager.autoSaveDidEndAction = true
        }
    }
    
    func autoSaveTimerAction(_ timer: Timer) {
        if (self.document == nil || self.listView?.document?.documentURL.path == nil) {
            return
        }
        if AutoSaveManager.manager.autoSaveDidEndAction == false {
            //防止提示弹窗出现后，未进行任何操作又进入自动保存的机制
            return
        }
        
        if let data = self.document?.isLocked, data {
            return
        }
        
        if AutoSaveManager.manager.autoSaveEnabled == false {
            return
        }
        
        let documentArray = NSDocumentController.shared.documents
        var didFileEdit = false
        for doc in documentArray {
            if doc.fileURL?.path == self.document?.documentURL.path {
                didFileEdit = doc.isDocumentEdited
                break
            }
        }
        if (didFileEdit == false) {
            return
        }
        
        AutoSaveManager.manager.isSaving = true
        let savePath = AutoSaveManager.manager.autoSaveWithPath(self.listView?.document?.documentURL.path ?? "")
        if (!self.document!.isLocked) {
            self.document?.write(to: URL(fileURLWithPath: savePath))
        }
        DispatchQueue.main.asyncAfter(deadline: .now() + 1.5) {
            AutoSaveManager.manager.isSaving = false
        }
    }
    
    func removeAutoSaveInfo() {
        if self.autoSaveTimer != nil {
            self.autoSaveTimer?.invalidate()
            self.autoSaveTimer = nil
        }
        
        if AutoSaveManager.manager.autoSaveDidEndAction == false {
            //防止提示弹窗出现后，未进行任何操作又进入自动保存的机制
            return
        }
        if AutoSaveManager.manager.autoSaveEnabled == false {
            return
        }
        
        if self.document == nil || self.listView?.document?.documentURL.path == nil {
            return
        }
        AutoSaveManager.manager.removeAutoSavePath(self.listView?.document?.documentURL.path ?? "")
    }
    
    // MARK: - 选择 PDFDisplay 模式
    
    @objc public func selectDisplay(display: KMPDFDisplayType, viewSettingIsReload: Bool = true) {
        let toolModel = self.listView.toolMode
        self.isReadMode = false
        switch display {
        case .singlePage:
            self.listView.setDisplay(.singlePage)
            break
        case .singlePageContinuous:
            self.listView.setDisplay(.singlePageContinuous)
            break
        case .twoUp:
            self.listView.setDisplay(.twoUp)
            break
        case .twoUpContinuous:
            self.listView.setDisplay(.twoUpContinuous)
            break
        case .bookMode:
            self.listView.displaysAsBook = true
            self.listView.displayTwoUp = true
            self.listView.displayDirection = .horizontal
            break
        case .bookContinuous:
            self.listView.displaysAsBook = true
            self.listView.displayTwoUp = true
            self.listView.displayDirection = .vertical
            break
        case .readModel:
            self.openReadModel()
            break
        case .readContinuous:
            self.openReadModel()
            break
        }
        
        self.listView.layoutDocumentView()
//        if (viewSettingIsReload && self.leftSideViewController.panelSetViewController.isViewLoaded) {
//            self.leftSideViewController.panelSetViewController.reloadListViewModel()
//        }
        
        if (toolModel == .editPDFToolMode) {
            if self.rightSideViewController.eidtPDFImageProperty != nil {
                self.rightSideViewController.eidtPDFImageProperty?.cancelCutImageAction("")
                self.rightSideViewController.isHidden = true
                self.closeRightPane()
            }
        }
    }
    
    // MARK: - 选择缩放模式
    
    @objc public func selectZoom(_ type: KMPDFZoomType) {
        switch type {
        case .width:
            self.listView.autoScales = true
//            self.listView.autoScales = false
            break
        case .fit:
//            self.listView.autoScales = !self.listView.autoScales
            if let pageHeight = self.listView.currentPage()?.size.height, pageHeight > 0 {
                let pdfviewHeight = self.listView.bounds.size.height
                self.listView.scaleFactor = pdfviewHeight/pageHeight
                self.listView.autoScales = false
            }

            break
        case .actualSize:
            if self.listView.scaleFactor != 1.0 {
                self.listView.scaleFactor = 1.0
                self.listView.autoScales = false
            }
            break
        }
    }
    
    internal func createPdf(index:Int) {
        if index == 1 {
            self.homeVC?.openBlankPage()
        } else if index == 4 {
            self.homeVC?.importFromCamera()
        } else if index == 5 {
            self.homeVC?.importFromScanner()
        } else if index == 3 {
            self.homeVC?.importFromWebPage()
        } else if index == 2 {
            self.homeVC?.newFromImages()
        }
    }
    
    // MARK - Event 监听
    
    private func addEventMonitor() {
        if (self.eventMonitor != nil) {
            self.removeEventMonitor()
        }
        
//        KMPrint("已添加事件监听")
        self.eventMonitor = NSEvent.addLocalMonitorForEvents(matching: [.scrollWheel, .leftMouseDown]) { [weak self] event in
            if (event.type == .scrollWheel && event.modifierFlags.contains(.option)) { // Alt + 鼠标滚轮
                self?.listView.magnifyWheel(event)
                return nil
            } else if event.type == .leftMouseDown {
                if let data = self?.interactionMode, data == .presentation { // 幻灯片模式下
                    let can = self?.listView?.canGoToNextPage() ?? false
                    if can {
                        self?.listView.goToNextPage(nil)
                    }
                    return nil
                }
            }
            return event
        }
    }
    
    func addKeyEventMonitor() {
        if (self.keyEventMonitor != nil) {
            self.removeKeyEventMonitor()
        }
        keyEventMonitor = NSEvent.addLocalMonitorForEvents(matching: .keyDown) { [weak self] event in
//            print(event.keyCode)
            if event.keyCode == 53 {
                if let data = self?.interactionMode, data == .presentation { // 幻灯片模式下
                    if let data = self?.canExitPresentation(), data {
                        self?.browserWindowController?.exitFullscreen()
                    }
                    return nil
                }
                if self?.listView.toolMode == .editPDFToolMode {
                    if self != nil {
                        //使用editingSelectionString获取内容文字
                        if self!.listView.editingAreas() != nil {
                            if self!.listView.editingAreas().count > 0 && self!.listView.isEditable() {
                                self!.listView.clearEditingSelectCharItem()
                            } else if self!.listView.editingAreas().count > 0 {
                                if self?.listView.annotationType == .addImage ||
                                    self?.listView.annotationType == .addText {
                                    let textItem = self?.toolbarController.findItem(KMToolbarAddTextEditPDFItemIdentifier)
                                    let imageItem = self?.toolbarController.findItem(KMToolbarAddImageEditPDFItemIdentifier)
                                    textItem?.isSelected = false
                                    imageItem?.isSelected = false
                                }
                                self?.rightSideViewController.isHidden = true
                                self?.listView.endEditIsRemoveBlock(with: self!.listView.editingAreas().first as? CPDFEditArea)
                                self?.listView.updateEditing([])
                                self?.listView.isEditImage = false
                                self?.listView.setNeedsDisplayPageViewFor(self!.listView.currentPage())
                                if self?.listView.annotationType == .addImage {
                                    self?.listView.change([.text, .image])
                                }
                                self?.listView.annotationType = .editTextImage
                                self?.closeRightPane()
                            } else if(self?.listView.annotationType == .addImage || self!.listView.annotationType == .addText) {
                                if self?.listView.annotationType == .addImage ||
                                    self?.listView.annotationType == .addText {
                                    let textItem = self?.toolbarController.findItem(KMToolbarAddTextEditPDFItemIdentifier)
                                    let imageItem = self?.toolbarController.findItem(KMToolbarAddImageEditPDFItemIdentifier)
                                    textItem?.isSelected = false
                                    imageItem?.isSelected = false
                                }
                                self?.rightSideViewController.isHidden = true
                                self?.listView.setShouAddEdit([])
                                self?.listView.change([.text, .image])
                                self?.listView.annotationType = .editTextImage
                                self?.closeRightPane()
                            }

                        } else {
                            if self?.listView.annotationType == .addImage ||
                                self?.listView.annotationType == .addText {
                                let textItem = self?.toolbarController.findItem(KMToolbarAddTextEditPDFItemIdentifier)
                                let imageItem = self?.toolbarController.findItem(KMToolbarAddImageEditPDFItemIdentifier)
                                textItem?.isSelected = false
                                imageItem?.isSelected = false
                            }
                        }
                    }
                }
            } else {
                if let data = self?.interactionMode, data == .presentation { // 幻灯片模式下
                    self?.listView.keyDown(with: event)
                    return nil
                }
            }
            return event
        }
    }
    
    func removeKeyEventMonitor() {
        if (self.keyEventMonitor != nil) {
            KMPrint("removeKeyEventMonitor 已移除事件监听")
            
            NSEvent.removeMonitor(self.keyEventMonitor as Any)
            self.keyEventMonitor = nil
        }
    }
    
    private func removeEventMonitor() {
        if (self.eventMonitor != nil) {
            KMPrint("已移除事件监听")
            
            NSEvent.removeMonitor(self.eventMonitor as Any)
            self.eventMonitor = nil
        }
    }
    
    // MARK: - Tools
    
    func pdfViewCanHorizontalScroll() -> Bool {
        let scroll = self.listView.scroll()
        if (scroll == nil) {
            return false
        }
        
        return scroll?.horizontalScroller?.isHidden == nil ? false : !(scroll!.horizontalScroller!.isHidden)
    }
    
    func pdfViewCanVerticalScroll() -> Bool {
        let scroll = self.listView.scroll()
        if (scroll == nil) {
            return false
        }
        
        return scroll?.verticalScroller?.isHidden == nil ? false : !(scroll!.verticalScroller!.isHidden)
    }
    
    // MARK: - Public Methods
    // 清理数据 [eg. 通知]
    public func clearData() {
        self.removeNotifications()
        if (self.listView.spellingTag() > 0) {
            NSSpellChecker.shared.closeSpellDocument(withTag: self.listView.spellingTag())
        }
        self.removeAutoSaveInfo()
        KMAdsManager.defaultManager.dismissSheetModal(for: self.readContentView)
        self.myDocument = nil
        
    }
    
    public func clearSecureOptions() {
        self._secureOptions = nil
        self.documentAttribute = nil
    }
    
    public func recordRemoveSecureFlag() {
        self._removeSecureFlag = true
        self.clearSecureOptions()
        self.recordIsPDFDocumentEdited(type: .removePassword)
        self._needSave = true
    }
    
    public func clearRemoveSecureFlag() {
        self._removeSecureFlag = false
    }
    
    public func clearSaveWatermarkFlag() {
        km_synchronized(self) {
            self._saveWatermarkFlag = false
        }
    }
    
    public func recordIsPDFDocumentEdited(type: KMSubscribeWaterMarkType = .none) {
        km_synchronized(self) {
            self.model.isPDFDocumentEdited = true
            
            if let _document = self.myDocument {
                KMTools.setDocumentEditedState(document: _document)
            }
        }
    }
    
    public func clearIsPDFDocumentEdited() {
        km_synchronized(self) {
            self.model.isPDFDocumentEdited = false
        }
    }
    
    func showSnapshots(setups: NSArray?) {
        for setup in setups ?? [] {
            let swc = KMSnapshotWindowController()
            swc.delegate = self
            swc.setPdfDocument(self.listView.document, setup: setup as? NSDictionary)
            swc.setForceOnTop(self.interactionMode != .normal)
            self.myDocument?.addWindowController(swc)
        }
    }
    
    func dealDocumentDidLoaded() {
        self.removeBackgroundMaskView()
        if (!self.listView.document!.allowsCopying || !self.listView.document!.allowsPrinting) {
            self.showSecureLimitTip()
        }
        
        if self.model.needConvertNotes {
            self.showConvertNotesProgress()
        }
        if (self._documentFirstLoad) {
            self.checkShouldAutoOpenLeftVC()
            if (KMPreferenceManager.shared.openLastUnlockedDocumentWhenAppStart) {
                let pageNumber = KMPreferenceManager.shared.getPageNumber(forKey: self.listView.document.documentURL.path)
                let pageScale = KMPreferenceManager.shared.getPageScale(forKey: self.listView.document.documentURL.path)
                if (pageScale != nil) {
                    self.listView.scaleFactor = CGFloat(pageScale!)
                }
                if (pageNumber != nil && pageNumber! >= 0 && pageNumber! < self.listView.document.pageCount) {
                    self.listView.go(toPageIndex: pageNumber!, animated: false)
                } else {
                    self._goToFirstPageForFristAppear()
                }
            } else {
                self._goToFirstPageForFristAppear()
            }
            self._documentFirstLoad = false
        }
    }
    
    func tabViewIsDragging() -> Bool {
        let level = self.view.window?.level ?? .normal
        return level == .floating
    }
    
    // MARK: - Noti Actions
    
    internal func documentDidUnlockNotification(_ sender: Notification) {
        if (self.listView.document != nil && self.listView.document.isEqual(to: sender.object)) {
            
            if (self.myDocument == nil) {
                return
            }
            if (self.listView.document.allowsPrinting && self.listView.document.allowsCopying) {
                self.hiddenSecureLimitTip()
            }
            
            let isUnlockFromKeychain = (self.myDocument as? KMMainDocument)?.isUnlockFromKeychain ?? false
            if (isUnlockFromKeychain || self.model.isSaveKeyChain == false) {
                return
            }
            
            let type = KMPreferenceManager.shared.savePasswordType
            if (type == .never) {
                return
            }
            if (type == .always) {
                self.myDocument?.savePasswordInKeychain(self.listView.document.password, self.listView.document)
                return
            }
            
            // 保存到钥匙串
            let alert = NSAlert()
            alert.messageText = NSLocalizedString("Remember Password?", comment: "")
            alert.informativeText = NSLocalizedString("Do you want to save this password in your Keychain?", comment: "")
            alert.addButton(withTitle: NSLocalizedString("Yes", comment: ""))
            alert.addButton(withTitle: NSLocalizedString("No", comment: ""))
            if (alert.runModal() == .alertFirstButtonReturn) { // 保存密码
                self.myDocument?.savePasswordInKeychain(self.listView.document.password, self.listView.document)
                return
            }
        }
    }
    
    func annotationsAttributeHasChange(_ sender: Notification) {
        guard let dict = sender.object as? [String : Any] else {
            return
        }
        if let anno = dict["object"] as? CPDFAnnotation {
            let value = dict["keyPath"] as? String ?? ""
            let didEnd = dict["didEnd"] as? Bool ?? false
            if didEnd {
                if value == CPDFAnnotationBoundsKey {
                    if anno is CPDFSquareAnnotation || anno is CPDFCircleAnnotation {
                        anno.contents = anno.page?.string(for: anno.bounds) ?? ""
                    }
                }
                self.leftSideViewController.refreshUIForAnnoAttributeDidChange(anno, attributes: ["keyPath" : value])
            } else {
                if value != CPDFAnnotationBoundsKey && value != CPDFAnnotationStartPointKey && value != CPDFAnnotationEndPointKey && value != CPDFAnnotationPathsKey { // 改变bounds(箭头、直线注释 开始点和结束点, 手绘注释的paths)的操作会卡顿，比如移动
                    self.leftSideViewController.refreshUIForAnnoAttributeDidChange(anno, attributes: ["keyPath" : value])
                }
            }
        }
    }
    
    internal func applicationWillTerminateNotification(_ sender: Notification) {
        self.savePageNumberIfNeed()
        self.saveDocument()
    }
    
    func KMPDFViewCurrentPageDidChangedNotification(_ sender: Notification) {
        if self.isReadMode {
            self.readModelView.currentPageIndex = self.listView.currentPageIndex
        }
        //刷新前一页后一页按钮
        self.updateNextAndPreViousButtonState()
    }
    
    func CPDFDocumentPageCountChangedNotification(_ sender: Notification) {
        if self.isReadMode {
            self.readModelView.totalPagesCount = Int(self.listView.document.pageCount)
        }
        //刷新前一页后一页按钮
        self.updateNextAndPreViousButtonState()
    }
    
    func CEditPDFToolModeChangeStateUnkownNotification(_ sender: Notification) {
        var editSelectd = false
        if (self.listView.annotationType == .addText || self.listView.annotationType == .addImage) && self.listView.toolMode == .editPDFToolMode {
            editSelectd = true
        }
        if self.listView.toolMode == .editPDFToolMode {
            if editSelectd {
                self.toolbarController.cancelSelected(KMToolbarAddTextEditPDFItemIdentifier)
            }
        }
    }
    
    @objc func handlePageChangedNotification(_ sender: Notification) {
        // When the PDFView is changing scale, or when view settings change when switching fullscreen modes,
        // a lot of wrong page change notifications may be send, which we better ignore.
        // Full screen switching and zooming should not change the current page anyway.
        if self.mwcFlags.isSwitchingFullScreen > 0 {
//        if ([pdfView isZooming] || mwcFlags.isSwitchingFullScreen) {
//            [self updatePageNumber];
//            [self updateLeftStatus];
            return
        }
//
        let page = self.listView.currentPage()
        let pageIndex = page?.pageIndex() ?? 0
//
//        if ([lastViewedPages count] == 0) {
//            [lastViewedPages addPointer:(void *)pageIndex];
//        } else if ((NSUInteger)[lastViewedPages pointerAtIndex:0] != pageIndex) {
//            [lastViewedPages insertPointer:(void *)pageIndex atIndex:0];
//            if ([lastViewedPages count] > 5)
//                [lastViewedPages setCount:5];
//        }
        self.leftSideViewController.thumb_selectRowIndexsIfNeed(IndexSet(integer: IndexSet.Element(pageIndex)))
        self.leftSideViewController.thumbnailTableView.needsDisplay = true
        self.leftSideViewController.tocOutlineView.needsDisplay = true
//
//        [self updatePageNumber];
//        [self updatePageLabel];
//
//        [self updateOutlineSelection];
//        [self updateNoteSelection];
//        [self updateThumbnailSelection];
//
//        if (beforeMarkedPageIndex != NSNotFound && [[pdfView currentPage] pageIndex] != markedPageIndex)
//            beforeMarkedPageIndex = NSNotFound;
//
//        [self synchronizeWindowTitleWithDocumentName];
//        [self updateLeftStatus];
//        if ([[NSUserDefaults standardUserDefaults] boolForKey:SKDisplayPageBoundsKey])
//            [self updateRightStatus];

//        if ([self interactionMode] == SKPresentationMode)
//            [[self presentationNotesDocument] setCurrentPage:[[[self presentationNotesDocument] pdfDocument] pageAtIndex:[page pageIndex]]];
    }
    
    @objc func handleDisplayBoxChangedNotification(_ sender: Notification) {
        self.leftSideViewController.reloadThumbnailDataIfNeed()
//        if ([[NSUserDefaults standardUserDefaults] boolForKey:SKDisplayPageBoundsKey])
//            [self updateRightStatus];
    }
    
    @objc func willEnterInteractionModeNotification(_ sender: Notification) {
        guard let win = sender.object as? NSWindow, win.isEqual(to: self.view.window) else {
            return
        }
        let interactionMode = sender.userInfo?[NSWindow.UserInfo.interactionModeKey] as? KMInteractionMode
        if interactionMode == .presentation {
            let backgroundColor = NSColor.black
            let level = UserDefaults.standard.bool(forKey: "SKUseNormalLevelForPresentationKey") ? NSWindow.Level.normal : NSWindow.Level.popUpMenu
            
            let wasInteractionMode = self.interactionMode
            if wasInteractionMode == .normal {
                self.savedNormalSetup.setDictionary(self.currentPDFSettings() as! [AnyHashable : Any])
            }
            
            //        if findController.view().window() != nil {
            //            findController.toggleAboveView(nil, animate: false)
            //        }
            
            if wasInteractionMode == .legacyFullScreen {
                self.enterPresentationMode()

    //            updatePresentationOptions(for: self.view.window!)
                self.pdfSplitView.frame = CGRect(x: 0, y: 0, width: CGRectGetWidth(centerContentView.bounds), height: CGRectGetHeight(centerContentView.bounds)-1)
                self.centerContentView.addSubview(pdfSplitView)
                self.listView.frame = (self.view.window?.contentView?.bounds)!
                self.view.window?.contentView?.addSubview(listView)
    
                self.view.window?.backgroundColor = backgroundColor
                self.view.window?.level = level
                self.listView.layoutDocumentView()
                self.listView.requiresDisplay()
    
                self.forceSubwindowsOnTop(false)
    
                self.hideLeftSideWindow()
                self.hideRightSideWindow()
                self.removeBlankingWindows()
            }
        } else {
            KMPrint("2")
        }
    }
    
    @objc func didEnterInteractionModeNotification(_ sender: Notification) {
        guard let win = sender.object as? NSWindow, win.isEqual(to: self.view.window) else {
            return
        }
        if self.interactionMode == .presentation {
            //        if self.pdfView().currentPage()?.isEqual(page) == false {
            //            self.pdfView().go(to: page)
            //        }
            
//            pdfView().setInteractionMode(SKPresentationMode)
            
            self.listView?.layoutDocumentView()
            self.listView?.requiresDisplay()
        }
    }
    
    @objc func willShowFullScreenNotification(_ sender: Notification) {
        guard let win = sender.object as? NSWindow, win.isEqual(to: self.view.window) else {
            return
        }
        if self.interactionMode == .presentation {
            let view = self.view.window?.firstResponder as? NSView
            if let data = view?.isDescendant(of: self.pdfSplitView), data {
                self.view.window?.makeFirstResponder(nil)
            }
        }
    }
    
    @objc func didShowFullScreenNotification(_ sender: Notification) {
        guard let win = sender.object as? NSWindow, win.isEqual(to: self.view.window) else {
            return
        }
        if self.interactionMode == .presentation {
            self.enterPresentationMode()
        }
    }
    
    @objc func didAddContentViewNotification(_ sender: Notification) {
        guard let win = sender.object as? NSWindow, win.isEqual(to: self.view.window) else {
            return
        }
        if self.interactionMode == .presentation {
            
        }
    }
    
    @objc func purchaseStateUpdateNoti() {
        if IAPProductsManager.default().isAvailableAllFunction() {
            KMAdsManager.defaultManager.dismissSheetModal(for: self.readContentView)
        }
    }
    
    // MARK: Split View
    
    func changePDFDocument(isChange: Bool, replaceBlock: @escaping (String) -> Void) {
        let openPanel = NSOpenPanel()
        openPanel.allowedFileTypes = ["pdf", "PDF"]
        openPanel.allowsMultipleSelection = false
        
        guard let mainWindow = NSApp.mainWindow else {
            return
        }
        
        openPanel.beginSheetModal(for: mainWindow) { [weak self] response in
            if response == NSApplication.ModalResponse.OK {
                guard let url = openPanel.url else {
                    return
                }
                
                if let document = CPDFDocument(url: url) {
                    self?.secondaryPdfView?.document = nil
                    self?.secondaryPdfView?.document = document
                    
                    if isChange {
                        self!.openSecondaryPdfView!.view.removeFromSuperview()
                    }
                    
                    replaceBlock(document.documentURL?.path ?? "")
                } else {
                    let alert = NSAlert()
                    alert.alertStyle = .critical
                    alert.messageText = NSLocalizedString("An error occurred while opening this document. The file is damaged and could not be repaired.", comment: "")
                    alert.runModal()
                }
            }
        }
    }
}

extension KMMainViewController {
    func currentSetup() -> [String: Any] {
        var setup: [String: Any] = [:]
        var point = NSZeroPoint
//        var rotated = listView.currentPage().rotation
        if listView == nil {
            return setup
        }
        let pageIndex = listView.currentPageIndexAndPoint(&point, rotated: nil)
        
        setup[kWindowFrameKey] = NSStringFromRect(mainWindow?.frame ?? NSZeroRect)
        setup[KMMainModel.Key.kLeftSidePaneWidth] = self.model.lastLeftPanWidth
        setup[KMMainModel.Key.kRightSidePaneWidth] = self.model.lastRightPanWidth
        setup[KMMainModel.Key.pageIndex] = pageIndex
//        if rotated != 0 {
//            setup[SCROLLPOINT_KEY] = NSStringFromPoint(point)
//        }
//        if !snapshots.isEmpty {
//            setup[SNAPSHOTS_KEY] = snapshots.map { $0[SKSnapshotCurrentSetupKey] }
//        }
//        if interactionMode == SKNormalMode {
//            setup.merge(currentPDFSettings(), uniquingKeysWith: { $1 })
//        } else {
//            setup.merge(savedNormalSetup, uniquingKeysWith: { $1 })
//            ["HASHORIZONTALSCROLLER_KEY", "HASVERTICALSCROLLER_KEY", "AUTOHIDESSCROLLERS_KEY", "LOCKED_KEY"].forEach { setup.removeValue(forKey: $0) }
//        }
        
        return setup
    }
    
    // MARK: - Recommond活动
    
    func loadRecommondPopWindow() {
        if IAPProductsManager.default().isAvailableAllFunction() {
            return
        }
        
        if let info = KMAdvertisementManager.manager.info.popWindowContent?.content?.first {
            if recommondPopWindowVC == nil {
                recommondPopWindowVC = KMRecommondPopWindow.default()
            }
            recommondPopWindowVC?.recommondInfo = info
            
            guard let windowFrame = self.view.window?.frame, let popWindowFrame = recommondPopWindowVC?.window?.frame else {
                return
            }
            
            let x = windowFrame.minX + (windowFrame.size.width - popWindowFrame.size.width) / 2.0
            let y = windowFrame.minY + (windowFrame.size.height - popWindowFrame.size.height) / 2.0
            recommondPopWindowVC?.window?.setFrame(NSRect(x: x, y: y, width: popWindowFrame.size.width, height: popWindowFrame.size.height), display: true)
            
            recommondPopWindowVC?.window?.orderFront((Any).self)
            recommondPopWindowVC?.window?.becomeMain()
            
            UserDefaults.standard.set("Show", forKey: info.version ?? "")
            UserDefaults.standard.synchronize()
        }
    }
}

extension KMMainViewController {
    func changeFont(_ sender: NSFontManager) {
        KMPrint("changeFont ...")
        if ((self.listView.activeAnnotation?.isKind(of: CPDFFreeTextAnnotation.self)) != nil) {
            let annotation: CPDFFreeTextAnnotation = self.listView.activeAnnotation as! CPDFFreeTextAnnotation
            var font = NSFont(name: annotation.fontName() ?? "Helvetica", size: (annotation.fontSize()) )
            font = sender.convert(font!)
            
            annotation.setFontSize(font!.pointSize)
            
            self.listView.commitEditAnnotationFreeText(annotation)
            self.listView.setNeedsDisplay(annotation)
//            self.listView.setNeedsDisplayAnnotationViewFor(annotation.page)
        }
    }
}