//
//  KMImageToPDFChooseView.swift
//  PDF Master
//
//  Created by lizhe on 2022/11/22.
//

import Cocoa

class KMImageToPDFChooseView: KMBaseXibView {
    @IBOutlet weak var titleLabel: NSTextField!
    @IBOutlet weak var exportTitleLable: NSTextField!
    @IBOutlet weak var newPDFButton: KMImageTitleButton!
    @IBOutlet weak var mergePDFButton: KMImageTitleButton!
    @IBOutlet weak var insertPDFButton: KMImageTitleButton!
    @IBOutlet weak var exportSelectFileButton: NSButton!
    @IBOutlet weak var exportSelectFileLabel: NSTextField!
    
    @IBOutlet weak var filePathContentView: NSView!
    @IBOutlet weak var fileImageContentView: NSView!
    
    
    @IBOutlet weak var OCRTilteLable: NSTextField!
    @IBOutlet weak var needRecognitionButton: KMImageTitleButton!
    
    @IBOutlet weak var selectLanguageLabel: NSTextField!
    @IBOutlet weak var selectLanguageButton: NSButton!
    
    @IBOutlet weak var saveTXTButton: KMImageTitleButton!
    @IBOutlet weak var exportPDFButton: NSButton!
    
    var delegate: KMImageToPDFChooseViewDelegate?
    
    lazy var presenter: KMImageToPDFChoosePresenter! = KMImageToPDFChoosePresenter()
    lazy var OCRPresenter: KMOCRPresenter! = KMOCRPresenter()
    lazy var data: KMImageToPDFChooseModel! = KMImageToPDFChooseModel()
    
    deinit {
        self.delegate = nil
    }

    override func draw(_ dirtyRect: NSRect) {
        super.draw(dirtyRect)

        KMPrint("Drawing code here.")
    }
    
    override func setup() {
        
        self.presenter.initPresenter(delegate: self, data: KMImageToPDFChooseModel())
        self.OCRPresenter.initPresenter(delegate: self, data: KMOCRModel())
        
        
        self.newPDFButton.imageName = "btn_radio_unsel_on"
        self.newPDFButton.action = { [unowned self] (view, button) in
            self.presenter.newPDF(state: button.state)
        }
        
        self.mergePDFButton.imageName = "btn_radio_unsel_on"
        self.mergePDFButton.action = { [unowned self] (view, button) in
            self.presenter.mergePDF(state: button.state)
        }
        
        self.insertPDFButton.imageName = "btn_radio_unsel_on"
        self.insertPDFButton.action = { [unowned self] (view, button) in
            self.presenter.insert(state: button.state)
        }
        
        self.needRecognitionButton.imageName = "btn_checkbox_unsel_on"
        self.needRecognitionButton.action = { [unowned self] (view, button) in
            self.presenter.needRecognition(state: button.state)
        }
        
        self.saveTXTButton.imageName = "btn_checkbox_unsel_on"
        self.saveTXTButton.action = { [unowned self] (view, button) in
            self.OCRPresenter.saveTXT(sender: button)
        }
        
    }
    
    override func updateUI() {
        super.updateUI()
        
        self.wantsLayer = true
        self.layer?.backgroundColor = NSColor.km_init(hex: "#F7F8FA").cgColor
        
        self.titleLabel.font = NSFont.SFProTextSemiboldFont(16.0)
        self.titleLabel.textColor = NSColor.km_init(hex: "#252629")
        
        self.exportTitleLable.font = NSFont.SFProTextRegularFont(12.0)
        self.exportTitleLable.textColor = NSColor.km_init(hex: "#616469")
        
        self.OCRTilteLable.font = NSFont.SFProTextRegularFont(12.0)
        self.OCRTilteLable.textColor = NSColor.km_init(hex: "#616469")
        
        self.exportSelectFileLabel.font = NSFont.SFProTextRegularFont(14.0)
        self.exportSelectFileLabel.textColor = NSColor.km_init(hex: "#94989C")
        
        self.filePathContentView.backgroundColor(NSColor.km_init(hex: "#FFFFFF"))
        self.filePathContentView.border()
        
        self.fileImageContentView.backgroundColor(NSColor.km_init(hex: "#FFFFFF"))
        self.fileImageContentView.border()
        
        self.selectLanguageLabel.font = NSFont.SFProTextRegularFont(14.0)
        self.selectLanguageLabel.textColor = NSColor.km_init(hex: "#252629")
        
        self.newPDFButton.titleLabel.font = NSFont.SFProTextRegularFont(14.0)
        self.newPDFButton.titleLabel.textColor = NSColor.km_init(hex: "#252629")
        
        self.mergePDFButton.titleLabel.font = NSFont.SFProTextRegularFont(14.0)
        self.mergePDFButton.titleLabel.textColor = NSColor.km_init(hex: "#252629")
        
        self.insertPDFButton.titleLabel.font = NSFont.SFProTextRegularFont(14.0)
        self.insertPDFButton.titleLabel.textColor = NSColor.km_init(hex: "#252629")
        
        self.needRecognitionButton.titleLabel.font = NSFont.SFProTextRegularFont(14.0)
        self.needRecognitionButton.titleLabel.textColor = NSColor.km_init(hex: "#252629")

        
        self.saveTXTButton.titleLabel.font = NSFont.SFProTextRegularFont(14.0)
        self.saveTXTButton.titleLabel.textColor = NSColor.km_init(hex: "#252629")
        
        self.exportPDFButton.wantsLayer = true
        self.exportPDFButton.layer?.cornerRadius = 4
        self.exportPDFButton.contentTintColor = NSColor.km_init(hex: "#FFFFFF")
        self.exportPDFButton.font = NSFont.SFProTextRegularFont(14.0)
        self.exportPDFButton.layer?.backgroundColor = NSColor.km_init(hex: "#BDDFFD").cgColor
    }
    
    override func updateLanguage() {
        super.updateLanguage()
        
        self.titleLabel.stringValue = NSLocalizedString("Settings", comment: "")
        
        self.exportTitleLable.stringValue = NSLocalizedString("Export", comment: "")
        
        self.OCRTilteLable.stringValue = NSLocalizedString("OCR Settings", comment: "")
        
        self.exportSelectFileLabel.stringValue = NSLocalizedString("Select File", comment: "")
        
        self.selectLanguageLabel.stringValue = NSLocalizedString("English", comment: "")
        
        self.newPDFButton.title = NSLocalizedString("Create PDF for each image", comment: "")
        
        self.mergePDFButton.title = NSLocalizedString("Merge as one PDF document", comment: "")
        
        self.insertPDFButton.title = NSLocalizedString("Insert existing PDF document", comment: "")
        
        self.needRecognitionButton.title = NSLocalizedString("Recognize text if needed", comment: "")
        
        self.saveTXTButton.title = NSLocalizedString("Save as TXT", comment: "")
        
        self.exportPDFButton.title = NSLocalizedString("Export", comment: "")
    }
    
    //刷新界面UI 和 数据
    override func reloadData() {
        super.reloadData()
        
        let exportOptions = self.data.options ?? .PDF
        let exportType = self.data.exportPDFType ?? .new
        
        if exportOptions.contains(.OCR) {
            self.needRecognitionButton.imageName = "btn_checkbox_sel_on"
            self.selectLanguageButton.isEnabled = true
            self.saveTXTButton.isEnabled = true
        } else {
            self.needRecognitionButton.imageName = "btn_checkbox_unsel_on"
            self.selectLanguageButton.isEnabled = false
            self.saveTXTButton.isEnabled = false
        }
        
        if self.data.OCRModel.exportOptions.contains(.txt) {
            self.saveTXTButton.imageName = "btn_checkbox_sel_on"
        } else {
            self.saveTXTButton.imageName = "btn_checkbox_unsel_on"
        }
        
        
        self.exportSelectFileButton.isEnabled = false
        self.filePathContentView.alphaValue = 0.5
        self.fileImageContentView.alphaValue = 0.5
        
        let array = [self.newPDFButton, self.insertPDFButton, self.mergePDFButton]
        for button in array {
            button?.imageName = "btn_radio_unsel_on"
        }
        switch exportType {
        case .new:
            self.newPDFButton.imageName = "btn_radio_sel_on"
        case .insert:
            self.insertPDFButton.imageName = "btn_radio_sel_on"
            self.exportSelectFileButton.isEnabled = true
            self.filePathContentView.alphaValue = 1
            self.fileImageContentView.alphaValue = 1
        case .merge:
            self.mergePDFButton.imageName = "btn_radio_sel_on"
        }
        
        self.selectLanguageLabel.stringValue = self.data.OCRModel.languageDic[KMGOCRLanguageStringKey] as! String
        
        if self.data.insertFilePath != "" {
            self.exportSelectFileLabel.stringValue = self.data.insertFilePath
        }
        
        if (self.data.imageFilePaths?.count != 0) {
            self.exportPDFButton.layer?.backgroundColor = NSColor.km_init(hex: "#1770F4").cgColor
            self.exportPDFButton.isEnabled = true
        } else {
            self.exportPDFButton.layer?.backgroundColor = NSColor.km_init(hex: "#BDDFFD").cgColor
            self.exportPDFButton.isEnabled = false
        }
    }
}

protocol KMImageToPDFChooseViewAction {}
extension KMImageToPDFChooseView: KMImageToPDFChooseViewAction {
    @IBAction func selectFileAction(_ sender: NSButton) {
        self.presenter.selectFile(state: sender.state)
        
        KMBatchProcessingView.openfiles(window: window!) { openPanel in
            openPanel.canChooseDirectories = false //是否允许选择目录
            openPanel.canChooseFiles = true //是否可以选择文件
            openPanel.allowsMultipleSelection = false //是否允许多选
            openPanel.allowedFileTypes = ["pdf"]
        } completion: { [unowned self] (panel, data) in
            if data.count != 0 {
                self.presenter.addFile(filePath: data.first!.path)
            }
        }
    }
    
    @IBAction func selectLanguageAction(_ sender: NSButton) {
        if self.data.options.contains(.OCR) {
            self.OCRPresenter.selectLanguage(sender: sender)
        }
    }
    
    @IBAction func exportAction(_ sender: NSButton) {
        if self.data.exportPDFType == .insert && self.data.insertFilePath != "" {
            self.presenter.export(filePath: self.data.exportFilePath)
        } else {
//            if self.data.exportFilePath == "" {
                KMBatchProcessingView.openfiles(window: self.window!) { openPanel in
                    openPanel.prompt = ""
                    openPanel.canChooseDirectories = true //是否允许选择目录
                    openPanel.canChooseFiles = false //是否可以选择文件
                    openPanel.allowsMultipleSelection = false //是否允许多选
                    openPanel.canCreateDirectories = true //是否允许创建文件夹
                } completion: { [unowned self](panel ,data) in
                    if data.count != 0 {
                        self.presenter.export(filePath: data.first!.path)
                    }
                }
//            } else {
//                self.presenter.export(filePath: self.data.exportFilePath)
//            }
        }
    }    
}

extension KMImageToPDFChooseView: KMImageToPDFChoosePresenterDelegate {
    func showData(presenter: KMImageToPDFChoosePresenter, data: KMImageToPDFChooseModel) {
        self.data = data
        self.reloadData()
    }
    
    func export(presenter: KMImageToPDFChoosePresenter, data: KMImageToPDFChooseModel) {
        if (self.delegate != nil) {
            self.delegate?.exportAction(data: data)
        }
    }
}

protocol KMImageToPDFChooseViewDelegate: NSObject {
    /**
     导出
     */
    func exportAction(data: KMImageToPDFChooseModel)
}

extension KMImageToPDFChooseView: KMOCRPresenterDelegate {
    func export(presenter: KMOCRPresenter, data: KMOCRModel) {
        
    }
    
    func showData(presenter: KMOCRPresenter, data: KMOCRModel) {
        self.data.OCRModel = data
        self.reloadData()
    }
}