//
//  KMBatchOperateImageToPDFViewController.swift
//  PDF Master
//
//  Created by liujiajie on 2023/12/5.
//

import Cocoa

class KMBatchOperateImageToPDFViewController: KMBatchOperateBaseViewController, KMImageToPDFMethodDelegate{
   
    
    @IBOutlet var outputTypeLabel: NSTextField!
    @IBOutlet var createNewPDFBtn: NSButton!
    @IBOutlet var btnMerge: NSButton!
    @IBOutlet var appendPDFBtn: NSButton!
    @IBOutlet var appendTextField: NSTextField!
    @IBOutlet var appendOtherPDFBtn: NSButton!
    @IBOutlet var appendBackView: NSView!

    @IBOutlet var ocrLabel: NSTextField!
    @IBOutlet var ocrSelectBtn: NSButton!
    @IBOutlet var languaeBox: NSBox!
    @IBOutlet var languageButton: NSButton!
    @IBOutlet var saveAsButton: NSButton!
    @IBOutlet var planButton: NSButton!
    @IBOutlet var selectLanguageLabel: NSTextField!
    @IBOutlet var planBox: NSBox!

    @IBOutlet var actionButton: NSButton!

    var password: NSString = ""

    lazy var method: KMImageToPDFMethod = {
       let method = KMImageToPDFMethod()
        method.imageTopdfDelegate = self
        return method
    }()
    
    override var interfaceStatus: KMBatchOperateInterfaceStatus?{
        set{
            super.interfaceStatus = newValue
            if newValue == .PrepareProcess {
                DispatchQueue.main.asyncAfter(deadline: .now() + 0.4) {
                    var files = NSMutableArray()
                    for url in self.successFilePathURLArray! {
                        if FileManager.default.fileExists(atPath: url.path) {
                            files.add(url)
                        }
                    }
                    if files.count > 0 {
                        let workspace = NSWorkspace.shared
                        workspace.activateFileViewerSelecting(files as! [URL])
                    }
                }
                self.actionButton.tag = 1
                self.actionButton.title = NSLocalizedString("Save as PDF", comment: "")
                self.actionButton.setTitleColor(KMAppearance.Layout.w0Color())
                self.actionButton.isEnabled = true
                self.actionButton.layer?.backgroundColor = KMAppearance.Interactive.m0Color().cgColor
            } else {
                self.actionButton.tag = 0
                self.actionButton.layer?.backgroundColor = KMAppearance.Interactive.m0Color().cgColor
                self.actionButton.setTitleColor(KMAppearance.Layout.w0Color())
                self.actionButton.isEnabled = false
            }
        }
        get{
            return super.interfaceStatus
        }
    }
    
    deinit {
        NotificationCenter.default.removeObserver(self)
    }
    
    override func viewDidLoad() {
        super.viewDidLoad()
        self.localizedLanguage()
        self.configuUI()
        
        NotificationCenter.default.addObserver(self, selector: #selector(OCRSelectedLanguagesChangeNotification(notification:)), name: NSNotification.Name("KMOCRSelectedLanguagesChangeNotification"), object: nil)
        NotificationCenter.default.addObserver(self, selector: #selector(OCRSelectedPlanChangeNotification(notification:)), name: NSNotification.Name("KMOCRSelectedPlanChangeNotification"), object: nil)
        
        NotificationCenter.default.addObserver(self, selector: #selector(themeChanged(notification:)), name: NSNotification.Name("AppleInterfaceThemeChangedNotification"), object: nil)
    }
    func localizedLanguage() {
        self.outputTypeLabel.stringValue = KMLocalizedString("Output",nil)
        self.btnMerge.title = KMLocalizedString("Merge All", nil)
        self.createNewPDFBtn.title = KMLocalizedString("New PDF Document", nil)
        self.appendPDFBtn.title = KMLocalizedString("Append To Existing File", nil)
        self.appendTextField.placeholderString = KMLocalizedString("Select a File", nil)
        self.selectLanguageLabel.stringValue = KMLocalizedString("Select OCR Language:",nil)
        self.ocrSelectBtn.title = KMLocalizedString("OCR Plan",nil)
        let languages = KMGOCRManager.default().selectedLanguages.value(forKeyPath: KMGOCRLanguageStringKey) as! [Any]
        self.updateLanguageButton(languages)
        self.actionButton.title = KMLocalizedString("Save as PDF", nil)
        self.saveAsButton.title = KMLocalizedString("Save as TXT", nil)
        self.OCRSelectedPlanChangeAction()
    }
    func configuUI() {
        
    }
    func updateViewColor() {
        if KMAppearance.isDarkMode() {
            self.view.layer?.backgroundColor = NSColor(red: 0.055, green: 0.067, blue: 0.078, alpha: 1).cgColor
            appendBackView.layer?.borderColor = NSColor(red: 86/255.0, green: 88/255.0, blue: 90/255.0, alpha: 1).cgColor
            appendBackView.layer?.backgroundColor = NSColor(red: 57/255.0, green: 60/255.0, blue: 62/255.0, alpha: 1).cgColor
        } else {
            self.view.layer?.backgroundColor = NSColor(red: 0.922, green: 0.925, blue: 0.941, alpha: 1).cgColor
            appendBackView.layer?.borderColor = NSColor(red: 218/255.0, green: 219/255.0, blue: 222/255.0, alpha: 1).cgColor
            appendBackView.layer?.backgroundColor = NSColor.white.cgColor;
        }
    }
    func updateLanguageButton(_ languages: [Any]) { 
        if languages.count < 1 {
            self.languageButton.title = KMLocalizedString("Auto Detection", nil)
            return
        }
        var languageName: String = ""
        if languages.count > 0 {
            for i in 0..<languages.count {
                let language = languages[i] as? String
                if i == 0 {
                    languageName = language ?? ""
                } else {
                    languageName = languageName.appendingFormat(",%@", language ?? "")
                }
            }
        } else {
            languageName = ""
        }
        
        self.languageButton.title = languageName
    }
    
    
    
    
    
    //MARK: Notification
    @objc func OCRSelectedLanguagesChangeNotification(notification: Notification) {
        let selectedLanguages = notification.object/* as? [KMBatchOperateFile]*/
        
    }
    @objc func OCRSelectedPlanChangeNotification(notification: Notification) {
        self.OCRSelectedPlanChangeAction()
    }
    @objc func themeChanged(notification: Notification) {
        DispatchQueue.main.asyncAfter(deadline: .now() + 0.3) {
            self.updateViewColor()
        }
    }
    func OCRSelectedPlanChangeAction() {
        let plan = UserDefaults.standard.integer(forKey: "KMOCRCurrentPlanKey")
        if plan == 0 {
            self.planButton.title = KMLocalizedString("Plan 1 (Online)", nil)
        } else {
            self.planButton.title = KMLocalizedString("Plan 2 (Offline)", nil)
        }
        KMGOCRManager.default().selectedLanguages = NSMutableArray()
        self.updateLanguageButton(KMGOCRManager.default().selectedLanguages.value(forKeyPath: KMGOCRLanguageStringKey) as! [Any])
    }
    
    //MARK: KMImageToPDFMethodDelegate
    func imageToPDFMethod(_ method: KMImageToPDFMethod, progress: Float) {
        
    }

}