//
//  KMPrintWindowController.swift
//  PDF Reader Pro
//
//  Created by lizhe on 2022/12/8.
//

import Cocoa
import PDFKit
var sizeController: KMPDFPrintManageWindowController?
var bookletWindowController: KMPDFBookletWindowController?
var multiplePrintWindowController: KMPDFMultiplePrintWindowController?
var posterPrintWindowController: KMPDFPosterPrintWindowController?

typealias KMPrintWindowControllerPrintTypeChange = (_ controller: KMPrintWindowController, _ type: KMPrintModelType) -> Void

class KMPrintWindowController: KMBaseWindowController, NetServiceBrowserDelegate {
    @IBOutlet weak var titleLabel: NSTextField!
    @IBOutlet weak var preview: KMPrintPreviewView!
    @IBOutlet weak var chooseView: KMPrintChooseView!
    @IBOutlet weak var settingView: KMPrintSettingView!
    @IBOutlet weak var bottomView: KMPrintBottomView!
    
    var tempPDFDocument: PDFDocument?
    var password: String = "" {
        didSet {
            self.preview.password = password
            self.presenter.password = password
        }
    }
    var isPrintPreView: Bool = true {
        didSet {
            self.preview.isPrintPreView = isPrintPreView
        }
    }
    
    var changeTypeAction: KMPrintWindowControllerPrintTypeChange?
    
    var chooseData: KMPrintModel = KMPrintModel() {
        didSet {
            self.reloadData()
        }
    }
    
    var inputType: DataNavigationViewButtonActionType?
    var presenter: KMPrintPresenter = KMPrintPresenter()
    var printType: KMPrintModelType = .size {
        didSet {
            self.chooseData.page.operation.type = printType
            self.reloadData()
        }
    }
    
    var inputPageRange: KMPrintPageRange = KMPrintPageRange() {
        didSet {
            self.chooseView.inputPageRange = inputPageRange
            self.preview.toPageIndex(UInt(inputPageRange.selectPages.first ?? 0))
        }
    }
//    var inputData: URL? {
//        didSet {
//            let pdfDocument = CPDFDocument.init(url: inputData)
//            self.chooseView.inputData = inputData
//            
//            if pdfDocument != nil {
//                self.preview.pdfDocument = pdfDocument
//                self.pdfDocument = pdfDocument
//                
//                self.presenter.initPresenter(delegate: self, data: self.chooseData, document: pdfDocument!)
//            }
//        }
//    }
    
    var inputDocument: CPDFDocument? {
        didSet {
            pdfDocument = inputDocument
            password = inputDocument?.password ?? ""
//            self.chooseView.inputData = URL(string: "")
            
            if pdfDocument != nil {
                self.preview.pdfDocument = PDFDocument(url: pdfDocument!.documentURL)
                self.presenter.initPresenter(delegate: self, data: self.chooseData, document: pdfDocument!)
            }
        }
    }
    
    deinit {
        KMPrint("KMImageToPDFWindowController 释放")
    }
    
    override func windowDidLoad() {
        super.windowDidLoad()

        // Implement this method to handle any initialization after your window controller's window has been loaded from its nib file.
        self.window?.title = "Image to PDF"
        self.setup()
        self.reloadData()
    }
    
    override func interfaceThemeDidChanged(_ appearance: NSAppearance.Name) {
        if  appearance == .darkAqua {
            self.window?.contentView?.layer?.backgroundColor = NSColor.init(hex: "#26282B").cgColor
        } else {
            self.window?.contentView?.layer?.backgroundColor = NSColor.white.cgColor
        }
    }
    
    func setup() {
        self.window?.contentView?.wantsLayer = true
        self.interfaceThemeDidChanged(self.window?.appearance?.name ?? .aqua)
        
        self.titleLabel.font = NSFont.SFProTextSemiboldFont(16.0)
        self.titleLabel.textColor = KMAppearance.Layout.h0Color()
        self.titleLabel.stringValue = NSLocalizedString("Print", comment: "")
        
        self.bottomView.delegate = self
        self.chooseView.delegate = self
        
        self.settingView.pageSettingChange = { [weak self] view, model in
            self?.chooseData = model
            self?.presenter.printData = model
        }
        
        self.settingView.printSettingChange = { [weak self] view, model in
            self?.chooseData = model
            self?.presenter.printData = model
        }
    }
    
    func netServiceBrowser(_ browser: NetServiceBrowser, didFind service: NetService, moreComing: Bool) {
        KMPrint(service)
        // output: <NSNetService 0x1c0228960> local. _ipp._tcp. RICOH imagio MP C3302 [002673499B5F] -1
    }
    
    func reloadData() {
        guard let bottomView = bottomView else { return }
        
        self.preview.model = chooseData
        self.settingView.printModel = chooseData
        
        self.bottomView.type = printType
        self.settingView.type = printType
    }
}

//MARK: 打开文件
extension KMPrintWindowController {
    /**
     @abstract 选取文件跳转打印界面
     @param window 文档地址
     @param pageRange 打印范围
     */
    static func openFiles(window: NSWindow, pageRange: KMPrintPageRange = KMPrintPageRange()) {
//        KMBatchProcessingView.openfiles(window: window) { openPanel in
////            openPanel.title = "选择图片"
//            openPanel.canChooseDirectories = false
//            openPanel.canChooseFiles = true
//            openPanel.allowsMultipleSelection = false
//            openPanel.allowedFileTypes = KMOCRModel.supportedTypes()
//        } completion: { (panel ,data) in
//            if data.count != 0 {
//                KMPrintWindowController.openFile(inputData: data.first, inputPageRange: pageRange)
//            }
//        }
    }
    
    /**
     @abstract 打印界面显示
     @param inputData 传入URL
     @param inputType 入口类型
     @param inputPageRange  页面范围,默认全部
     */
    static func openFile(inputData: URL?, inputType: DataNavigationViewButtonActionType = .Print, inputPageRange: KMPrintPageRange = KMPrintPageRange()) {
        KMPrintWindowController.showPrintWindowControll(inputData: inputData, inputDocument: nil, inputType: inputType,inputPageRange: inputPageRange)
    }
    
    /**
     @abstract 打印界面显示
     @param inputDocument 传入document
     @param inputType 入口类型 默认print
     @param inputPageRange  页面范围,默认全部
     */
    static func openDocument(inputDocument: CPDFDocument?, inputType: DataNavigationViewButtonActionType = .Print, inputPageRange: KMPrintPageRange) {
        KMPrintWindowController.showPrintWindowControll(inputData: nil, inputDocument: inputDocument, inputType: inputType,inputPageRange: inputPageRange)
    }
    
    static func showNewPrintWindowControll(inputDocument: CPDFDocument?, inputType: DataNavigationViewButtonActionType = .Print, inputPageRange: KMPrintPageRange, printType: KMPrintModelType = .size) {
        //订阅
        if KMMemberInfo.shared.isMemberAllFunction == false && printType != .size {
            KMMemberInfo.shared.advancedFunctionUsage()
            return
        }
        
        if inputDocument != nil {
            if !inputDocument!.allowsCopying || !inputDocument!.allowsPrinting {
                let alert = NSAlert()
                alert.alertStyle = .critical
                alert.messageText = NSLocalizedString("This is a secured document. Editing is not permitted.", comment: "")
                alert.runModal()
                return
            }
            
            guard let  pdfDocument = PDFDocument(url: inputDocument!.documentURL) else { return }
        }
        
        guard let  pdfDocument = PDFDocument(url: inputDocument!.documentURL) else { return }
        switch printType {
        case .size:
            sizeController = KMPDFPrintManageWindowController.init(pdfDocument: pdfDocument, currentPage: pdfDocument.page(at: 0)) { document in
                KMPrintWindowController.openPrintView(document: document)
            }
            NSWindow.currentWindow().beginSheet(sizeController!.window!)
        case .poster:
            posterPrintWindowController = KMPDFPosterPrintWindowController.init(pdfDocument: pdfDocument)
            NSWindow.currentWindow().beginSheet(posterPrintWindowController!.window!)
        case .multipage:
            multiplePrintWindowController = KMPDFMultiplePrintWindowController.init(pdfDocument: pdfDocument)
            NSWindow.currentWindow().beginSheet(multiplePrintWindowController!.window!)
        case .pamphlet:
            bookletWindowController = KMPDFBookletWindowController.init(document: pdfDocument)
            NSWindow.currentWindow().beginSheet(bookletWindowController!.window!)
        default:
            break
        }
        
//        let printWindowController: KMPrintWindowController = KMPrintWindowController.init(windowNibName: "KMPrintWindowController")
//
//        printWindowController.printType = printType
//        switch printType {
//        case .size:
//            printWindowController.window?.contentMinSize = CGSize(width: 600, height: 500)
//            printWindowController.window?.contentMaxSize = CGSize(width: 600, height: 500)
//            printWindowController.window?.setFrame(NSRect(x: 0, y: 0, width: 600, height: 500), display: true)
//        case .poster:
//            printWindowController.window?.contentMinSize = CGSize(width: 800, height: 500)
//            printWindowController.window?.contentMaxSize = CGSize(width: 800, height: 500)
//            printWindowController.window?.setFrame(NSRect(x: 0, y: 0, width: 800, height: 500), display: true)
//        case .multipage:
//            printWindowController.window?.contentMinSize = CGSize(width: 800, height: 700)
//            printWindowController.window?.contentMaxSize = CGSize(width: 800, height: 700)
//            printWindowController.window?.setFrame(NSRect(x: 0, y: 0, width: 800, height: 700), display: true)
//        case .pamphlet:
//            printWindowController.window?.contentMinSize = CGSize(width: 800, height: 600)
//            printWindowController.window?.contentMaxSize = CGSize(width: 800, height: 600)
//            printWindowController.window?.setFrame(NSRect(x: 0, y: 0, width: 800, height: 600), display: true)
//        default:
//            break
//        }
//
//        NSWindow.currentWindow().beginSheet(printWindowController.window!)
//        if inputDocument != nil {
//            printWindowController.inputDocument = inputDocument
//        }
//
//        printWindowController.inputType = inputType
//        printWindowController.inputPageRange = inputPageRange
    }
    
    static func showPrintWindowControll(inputData: URL?, inputDocument: AnyObject?, inputType: DataNavigationViewButtonActionType = .Print, inputPageRange: KMPrintPageRange) {
        var document: PDFDocument?
        var filePath = ""
        
        var password: String = ""
        if inputDocument != nil {
            filePath = KMPrintPresenter.fetchSaveFilePath(fileName: inputDocument?.documentURL?.path.lastPathComponent ?? "text.pdf")
//            if inputDocument != nil {
            if inputDocument is CPDFDocument {
                let success = inputDocument?.writeDecrypt(to: URL(fileURLWithPath: filePath))
                password = inputDocument?.password ?? ""
                if success != nil {
                    document = PDFDocument(url: URL(fileURLWithPath: filePath))!
                }
            } else if inputDocument is PDFDocument {
                document = inputDocument as? PDFDocument
            }
        }

        if inputData != nil {
            filePath = KMPrintPresenter.fetchSaveFilePath(fileName: inputData?.path.lastPathComponent ?? "text.pdf")
            document = PDFDocument.init(url: inputData!)!
        }
        
        if document != nil {
            //页面选取
            if ((inputPageRange.type == .currentPage ||
                inputPageRange.type == .custom) &&
                inputPageRange.selectPages.count != 0) {
                
                let printPresent = KMPrintPresenter()
//                let filePath = KMPrintPresenter.fetchSaveFilePath("")
                let paperSize = (document?.page(at: 0)?.bounds(for: .cropBox).size) ?? .zero
                let context: CGContext = printPresent.createContext(filePath, paperSize)
                var pages: [PDFPage] = []
                for index in inputPageRange.selectPages {
                    let page = document?.page(at: index)
                    if page != nil {
                        pages.append(page!)
                    }
                }
                
                for drawPage in pages {
                    context.beginPDFPage(nil)
                    
                    context.saveGState()
                    
                    var pageSize = drawPage.bounds(for: .cropBox).size

                    if (drawPage.rotation == 90 || drawPage.rotation == 270) {
                        let height = pageSize.height
                        pageSize.height = pageSize.width
                        pageSize.width = height
                    }
                    
                    // 检查要自适应的大小是否大于参考矩形的大小
                    let maxWidth = paperSize.width
                    let maxHeight = paperSize.height
                    var scaledSize = pageSize

                    var ratio = 1.0
                    if pageSize.width > maxWidth || pageSize.height > maxHeight {
                        let widthRatio = maxWidth / pageSize.width
                        let heightRatio = maxHeight / pageSize.height
                        ratio = min(widthRatio, heightRatio)
                        scaledSize = CGSize(width: pageSize.width * ratio, height: pageSize.height * ratio)
                    }

                    // 计算自适应后的矩形大小和位置
                    let scaledWidth = scaledSize.width
                    let scaledHeight = scaledSize.height
                    let scaledRect = CGRect(x: (paperSize.width - scaledWidth) / 2, y: (paperSize.height - scaledHeight) / 2, width: scaledWidth, height: scaledHeight)

                    context.translateBy(x: scaledRect.origin.x, y: scaledRect.origin.y)
                    context.scaleBy(x: ratio, y: ratio)
                    
                    drawPage.draw(with: .cropBox, to: context)
                    context.restoreGState()
                    context.endPDFPage()
                }
                context.closePDF()
                
                document = PDFDocument(url: URL(fileURLWithPath: filePath))!
            }
        
            if inputDocument != nil {
                document?.unlock(withPassword: password)
            }
            
            if (inputDocument!.allowsPrinting == false) {
                KMPasswordInputWindow.openWindow(window: NSApp.mainWindow!, type: .owner, url: (inputDocument!.documentURL)!) { result , resultPassword in
                    if (result == .cancel) {
                        return
                    }
                    
                    document!.unlock(withPassword: resultPassword ?? "")
                    KMPrintWindowController.openPrintView(document: document)
                }
                return
            } else {
                KMPrintWindowController.openPrintView(document: document)
            }
        }
    }
    
    static func openPrintView(document: PDFDocument?) {
        guard let document = document else { return }
        if (document.allowsPrinting == true) {
            let printInfo = NSPrintInfo.shared
            let scalingMode: PDFPrintScalingMode = .pageScaleToFit
            if document.responds(to: NSSelectorFromString("printOperationForPrintInfo:scalingMode:autoRotate:")) {
                if let printOperation = document.printOperation(for: printInfo, scalingMode: scalingMode, autoRotate: false) {
                    printOperation.printPanel.options = [.showsPreview, .showsCopies, .showsOrientation, .showsPageRange, .showsPaperSize, .showsCopies, .showsPrintSelection, .showsScaling]
                    let controller = KMPrintAccessoryController_OC(nibName: "KMPrintAccessoryController_OC", bundle: nil)
                    printOperation.printPanel.addAccessoryController(controller)
                    
                    printOperation.runModal(for: NSWindow.currentWindow(), delegate: self, didRun: nil, contextInfo: nil)
                }
            } else {
                self.openPrinter(document: document)
            }
        }
    }
    
    static func openPrinter(document: PDFDocument) {
        let printInfo = NSPrintInfo.shared
        if let printOperation: NSPrintOperation = document.printOperation(for: printInfo, scalingMode: .pageScaleNone, autoRotate: true) {
            printOperation.showsPrintPanel = true //是否弹出打印机设置界面
            printOperation.run()
        }
    }
}

//MARK: - Print
extension KMPrintWindowController {
    static func printImage(image: NSImage) {
        let pdfDocument : PDFDocument = PDFDocument()
        let newpage : PDFPage = PDFPage(image: image)!
        pdfDocument.insert(newpage, at: 0)
        
        KMPrintWindowController.showPrintWindowControll(inputData: nil, inputDocument: pdfDocument, inputPageRange: KMPrintPageRange())
    }
    
    static func cpdf_printImage(image: NSImage) {
        let pdfDocument : PDFDocument = PDFDocument()
        let newpage : PDFPage = PDFPage(image: image)!
        pdfDocument.insert(newpage, at: 0)
        KMPrintWindowController.openPrintView(document: pdfDocument)
    }
}

extension NetService {
    func textRecordField(field: String) -> String? {
        guard
            let data = self.txtRecordData(),
            let field = NetService.dictionary(fromTXTRecord: data)[field]
            else { return nil }

        return String(data: field, encoding: String.Encoding.utf8)
    }
}

extension KMPrintWindowController: KMPrintBottomViewDelegate {
    func savePDFAction() {
        KMPrint("保存PDF")
//        guard let url = self.presenter.printData.url else { return }
        guard let document = self.tempPDFDocument else { return }
//        guard let url = self.tempPDFDocument?.documentURL else { return }
//        let document = CPDFDocument(url: url)
//        NSPanel.savePanel_pdf_success(self.window!, document: document) { result in
//            NSWorkspace.shared.selectFile(result.path, inFileViewerRootedAtPath: "")
//        }
//        
        let savePanel = NSSavePanel()
        savePanel.allowedFileTypes = ["pdf"]
        savePanel.beginSheetModal(for: NSWindow.currentWindow(), completionHandler: { result in
            if result != .OK {
//                completion(result, nil)
            } else {
                document.write(to: savePanel.url!)
                NSWorkspace.shared.selectFile(savePanel.url?.path, inFileViewerRootedAtPath: "")
//                completion(result, success ? savePanel.url! : nil)
            }
        })
    }
    
    func printerAction() {
        KMPrint("调用打印机打印")
        
        guard let url = self.presenter.printData.url else { return }
        let document = PDFDocument.init(url: url)
        guard let document = document else { return }
        let printInfo = NSPrintInfo.shared
        if let printOperation: NSPrintOperation = document.printOperation(for: printInfo, scalingMode: .pageScaleNone, autoRotate: true) {
            let printPanel = printOperation.printPanel
            printPanel.options = [.showsOrientation, .showsPageRange, .showsPaperSize, .showsScaling, .showsPreview]
            printOperation.runModal(for: self.window!, delegate: self, didRun: nil, contextInfo: nil)
        }
    }
    
    func cancelAction() {
        KMPrint("cancel")
        NSApp.mainWindow!.endSheet(self.window!)
        self.close()
//        self.window?.orderOut(self)
    }
    
    func printAction() {
        KMPrint("打印机直接打印")
//        guard let url = self.presenter.printData.url else { return }
//        let document = PDFDocument.init(url: url)
        guard let document = self.tempPDFDocument else { return }
        let printInfo = NSPrintInfo.shared
        if let printOperation: NSPrintOperation = document.printOperation(for: printInfo, scalingMode: .pageScaleNone, autoRotate: true) {
            printOperation.showsPrintPanel = true //是否弹出打印机设置界面
            printOperation.run()
        }
    }
    
    func posterAction() {
        self.changeTypeAction?(self, .poster)
        self.cancelAction()
        
        KMPrintWindowController.showNewPrintWindowControll(inputDocument: self.pdfDocument, inputPageRange: KMPrintPageRange(), printType: .poster)
    }

    func multipageAction() {
        self.changeTypeAction?(self, .multipage)
        self.cancelAction()
        
        KMPrintWindowController.showNewPrintWindowControll(inputDocument: self.pdfDocument, inputPageRange: KMPrintPageRange(), printType: .multipage)
    }
    
    func bookletAction() {
        self.changeTypeAction?(self, .pamphlet)
        self.cancelAction()
        
        KMPrintWindowController.showNewPrintWindowControll(inputDocument: self.pdfDocument, inputPageRange: KMPrintPageRange(), printType: .pamphlet)
    }
}



extension KMPrintWindowController: KMPrintChooseViewDelegate {
    func showData(sender: Any, data: KMPrintModel) {
        self.chooseData = data
    }
    
    func printerChange(sender: Any, data: KMPrintModel) {

    }
    
    func pageSetChange(sender: Any, data: KMPrintModel) {
        self.chooseData = data
        self.presenter.reloadData()
    }
    
    func pageNumberChange(sender: Any, data: KMPrintModel) {

    }
    
    func blackAndWhiteChange(sender: Any, data: KMPrintModel) {

    }
    
    func printOnBothSidesChange(sender: Any, data: KMPrintModel) {

    }
    
    func pageRangeChange(sender: Any, data: KMPrintModel) {
        self.chooseData = data
        self.presenter.reloadData()
    }
    
    func printDirectionChange(sender: Any, data: KMPrintModel) {
        self.chooseData = data
        self.presenter.reloadData()
    }
    
    func printContentChange(sender: Any, data: KMPrintModel) {
        self.chooseData = data
        self.presenter.reloadData()
    }
    
    func printReverseChange(sender: Any, data: KMPrintModel) {
        self.chooseData = data
        self.presenter.reloadData()
    }
    
    func printDealModelChange(sender: Any, data: KMPrintModel) {
        self.chooseData = data
        self.presenter.reloadData()
    }
}

extension KMPrintWindowController: KMPrintPresenterDeleage {
    func showData(presenter: KMPrintPresenter, document: PDFDocument) {
        
        self.tempPDFDocument = document
        self.preview.model = self.chooseData
        if isPrintPreView && self.preview.model?.page.operation.type == .poster {
//            self.preview.pdfDocument = pdfDocument
        } else {
            self.preview.pdfDocument = document
        }
        
        
        self.preview.updatePosterPreView()
    }
}