//
//  SettingsManager.swift
//  PDF Reader Pro
//
//  Created by Niehaoyu on 2024/9/26.
//

import Cocoa

@objc public enum appearanceMode: Int {
    case lightMode
    case darkMode
    case autoMode
}

@objc public enum keyChainPasswordType : Int {
    case ask = 0
    case always
    case never
}

@objc public enum pageLayoutType : Int {
    case singlePage = 0
    case singlePageContinue
    case twoPage
    case twoPageContinue
    case bookMode
    case bookModeContinue
}

@objc public enum leftSidePanelType : Int {
    case defaultOpen = 0
    case sameAsLastOpen
    case hideLeftSide
    case prioritizeOutline
}

@objc public enum defaultOpenType: Int {
    case thumbnail = 0
    case outline
    case bookmark
    case annotation
}

@objc public enum zoomInfoType : Int {
    case adaptationWidth = 0
    case adapPage
    case actualSize
    case percent_10
    case percent_25
    case percent_50
    case percent_75
    case percent_100
    case percent_150
    case percent_200
    case percent_400
    case percent_800
}

@objc public enum panelOpenInteractionType : Int {
    case automatic = 0
    case hidePropertyPanel
}

@objc public enum settingsLanguage: Int {
    case English = 0
    case Chinese_CN
    case Chinese_TW
    case Dutch
    case French
    case Spanish
    case German
    case Russian
    case Italian
    case Polish
    case Japanese
     
}

let APPAppearanceChangedNotificationName       = NSNotification.Name("APPAppearanceChangedNotificationName")
let APPLanguageChangedNotificationName         = NSNotification.Name("APPLanguageChangedNotificationName")

//General
let settingsAppearanceKey       = "settingsAppearanceKey"
let settingsAuthorKey           = "settingsAuthorKey"
let settingsDefaultPDFViewerKey = "settingsDefaultPDFViewerKey"
var settingsReopenFileKey       = "settingsReopenFileKey"
var settingsAutoSaveFileKey     = "settingsAutoSaveFileKey"
var settingsAutoSaveMinutesKey  = "settingsAutoSaveMinutesKey"
var settingsFileListCountKey    = "settingsFileListCountKey"
var settingsLanguageDidChangedKey = "settingsLanguageDidChangedKey"  //记录是否有手动修改language信息
var settingsLanguageTypeKey       = "settingsLanguageTypeKey"
var settingsKeychainTypeKey       = "settingsKeychainTypeKey"

//PageDisplay
var settingsPageLayoutTypeKey      = "settingsPageLayoutTypeKey"
var settingsZoomTypeKey            = "settingsZoomTypeKey"

var settingsLeftSidePanelKey       = "settingsLeftSidePanelKey"
var settingsDefaultOpenTypeKey     = "settingsDefaultOpenTypeKey"

var settingsPanelOpenTypeKey       = "settingsPanelOpenTypeKey"
var settingsShowQuickActionBarKey  = "settingsShowQuickActionBarKey"

var settingsHighlightLinkKey       = "settingsHighlightLinkKey"
var settingsHighlightFormFieldKey  = "settingsHighlightFormFieldKey"

class SettingsManager: NSObject {
    
    static let sharedInstance = SettingsManager.init()
    
    //General
    private var _appearance: appearanceMode = .autoMode
    private var _author: String = ""
    private var _defaultPDFViewer: Bool = true
    private var _reopenFile: Bool = false
    private var _autoSaveFile: Bool = false
    private var _autoSaveMinutes: String = "15"
    private var _fileListCount: Int = 10
    private var _language: settingsLanguage = .English
    private var _keychainType: keyChainPasswordType = .ask
    
    //PageDisplay
    private var _layoutType: pageLayoutType = .singlePage
    private var _zoomType: zoomInfoType = .adaptationWidth
    private var _leftPanelType: leftSidePanelType = .defaultOpen
    private var _defaultOpen: defaultOpenType = .thumbnail
    private var _panelOpenType: panelOpenInteractionType = .automatic
    private var _showQuickActionBar: Bool = true
    private var _highlightLink: Bool = true
    private var _highlightFormField: Bool = true
    
    override init() {
        super.init()
        
        self.config()
    }
    
    func config() {
        if UserDefaults.standard.object(forKey: "savedSettingsKey") != nil {
            self.loadData()
        } else {
            self.resetDefaultData()
            UserDefaults.standard.setValue("didSaved", forKey: "savedSettingsKey")
        }
        
        
//        if appearance == .autoMode {
//            
//        } else if appearance == .lightMode {
//            NSApplication.shared.appearance = NSAppearance(named: .aqua)
//        } else if appearance == .darkMode {
//            NSApplication.shared.appearance = NSAppearance(named: .darkAqua)
//        }
        
    }
    
    private func loadData() {
        //General
        self.appearance = appearanceMode(rawValue: UserDefaults.standard.integer(forKey: settingsAppearanceKey)) ?? .autoMode
        self.author = UserDefaults.standard.string(forKey: settingsAuthorKey) ?? ""
        self.defaultPDFViewer = UserDefaults.standard.bool(forKey: settingsDefaultPDFViewerKey)
        self.reopenFile = UserDefaults.standard.bool(forKey: settingsReopenFileKey)
        self.autoSaveFile = UserDefaults.standard.bool(forKey: settingsAutoSaveFileKey)
        self.autoSaveMinutes = UserDefaults.standard.string(forKey: settingsAutoSaveMinutesKey) ?? ""
        self.fileListCount = UserDefaults.standard.integer(forKey: settingsFileListCountKey)
        if UserDefaults.standard.string(forKey: settingsLanguageDidChangedKey) != nil {
            self.language = settingsLanguage(rawValue: UserDefaults.standard.integer(forKey: settingsLanguageTypeKey)) ?? .English
        } else {
            self.setUpLanguageKey()
        }

        self.keychainType = keyChainPasswordType(rawValue: UserDefaults.standard.integer(forKey: settingsKeychainTypeKey)) ?? .ask
        
        //PageDisplay
        self.layoutType = pageLayoutType(rawValue: UserDefaults.standard.integer(forKey: settingsPageLayoutTypeKey)) ?? .singlePage
        self.zoomType = zoomInfoType(rawValue: UserDefaults.standard.integer(forKey: settingsZoomTypeKey)) ?? .adaptationWidth
        self.leftPanelType = leftSidePanelType(rawValue: UserDefaults.standard.integer(forKey: settingsLeftSidePanelKey)) ?? .defaultOpen
        self.defaultOpen = defaultOpenType(rawValue: UserDefaults.standard.integer(forKey: settingsDefaultOpenTypeKey)) ?? .thumbnail
        self.panelOpenType = panelOpenInteractionType(rawValue: UserDefaults.standard.integer(forKey: settingsPanelOpenTypeKey)) ?? .automatic
        self.showQuickActionBar =  UserDefaults.standard.bool(forKey: settingsShowQuickActionBarKey)
        self.highlightLink = UserDefaults.standard.bool(forKey: settingsHighlightLinkKey)
        self.highlightFormField = UserDefaults.standard.bool(forKey: settingsHighlightFormFieldKey)
        
    }
    
    func saveData() {
        //General
        UserDefaults.standard.setValue(appearance.rawValue, forKey: settingsAppearanceKey)
        UserDefaults.standard.setValue(author, forKey: settingsAuthorKey)
        UserDefaults.standard.setValue(defaultPDFViewer, forKey: settingsDefaultPDFViewerKey)
        UserDefaults.standard.setValue(reopenFile, forKey: settingsReopenFileKey)
        UserDefaults.standard.setValue(autoSaveFile, forKey: settingsAutoSaveFileKey)
        UserDefaults.standard.setValue(autoSaveMinutes, forKey: settingsAutoSaveMinutesKey)
        UserDefaults.standard.setValue(fileListCount, forKey: settingsFileListCountKey)
        UserDefaults.standard.setValue(language.rawValue, forKey: settingsLanguageTypeKey)
        UserDefaults.standard.setValue(keychainType.rawValue, forKey: settingsKeychainTypeKey)
        
        //PageDisplay
        UserDefaults.standard.setValue(layoutType.rawValue, forKey: settingsPageLayoutTypeKey)
        UserDefaults.standard.setValue(zoomType.rawValue, forKey: settingsZoomTypeKey)
        UserDefaults.standard.setValue(leftPanelType.rawValue, forKey: settingsLeftSidePanelKey)
        UserDefaults.standard.setValue(panelOpenType.rawValue, forKey: settingsPanelOpenTypeKey)
        UserDefaults.standard.setValue(defaultOpen.rawValue, forKey: settingsDefaultOpenTypeKey)
        UserDefaults.standard.setValue(showQuickActionBar, forKey: settingsShowQuickActionBarKey)
        UserDefaults.standard.setValue(highlightLink, forKey: settingsHighlightLinkKey)
        UserDefaults.standard.setValue(highlightFormField, forKey: settingsHighlightFormFieldKey)
        
    }
    
    //MARK: - Setter
    var appearance: appearanceMode {
        get {
            return _appearance
        }
        set {
            _appearance = newValue
        }
    }
    
    var author: String {
        get {
            return _author
        }
        set {
            _author = newValue
        }
    }
    
    var defaultPDFViewer: Bool {
        get {
            return _defaultPDFViewer
        }
        set {
            _defaultPDFViewer = newValue
        }
    }
    
    var reopenFile: Bool  {
        get {
            return _reopenFile
        }
        set {
            _reopenFile = newValue
        }
    }
    
    var autoSaveFile: Bool  {
        get {
            return _autoSaveFile
        }
        set {
            _autoSaveFile = newValue
        }
    }
    
    var autoSaveMinutes: String {
        get {
            return _autoSaveMinutes
        }
        set {
            _autoSaveMinutes = newValue
        }
    }
    
    var fileListCount: Int {
        get {
            return _fileListCount
        }
        set {
            _fileListCount = newValue
        }
    }
    
    var language: settingsLanguage {
        get {
            return _language
        }
        set {
            _language = newValue
        }
    }
    
    var keychainType: keyChainPasswordType {
        get {
            return _keychainType
        }
        set {
            _keychainType = newValue
        }
    }
    
    var layoutType: pageLayoutType {
        get {
            return _layoutType
        }
        set {
            _layoutType = newValue
        }
    }
    
    var zoomType: zoomInfoType {
        get {
            return _zoomType
        }
        set {
            _zoomType = newValue
        }
    }
    
    var leftPanelType: leftSidePanelType {
        get {
            return _leftPanelType
        }
        set {
            _leftPanelType = newValue
        }
    }
    
    var defaultOpen: defaultOpenType {
        get {
            return _defaultOpen
        }
        set {
            _defaultOpen = newValue
        }
    }
    
    var panelOpenType: panelOpenInteractionType {
        get {
            return  _panelOpenType
        }
        set {
            _panelOpenType = newValue
        }
    }
    
    var showQuickActionBar: Bool {
        get {
            return _showQuickActionBar
        }
        set {
            _showQuickActionBar = newValue
        }
    }
    
    var highlightLink: Bool {
        get {
            return _highlightLink
        }
        set {
            _highlightLink = newValue
        }
    }
    
    var highlightFormField: Bool {
        get {
            return _highlightFormField
        }
        set {
            _highlightFormField = newValue
        }
    }
    
    //MARK: - Reset
    func resetDefaultData() {
        self.resetGeneralData()
        
        self.resetPageDisplayData()
        
        self.saveData()
    }
    
    func resetGeneralData() {
        self.appearance = .autoMode
        self.author = NSFullUserName()
        self.defaultPDFViewer = true
        self.reopenFile = false
        self.autoSaveFile = false
        self.autoSaveMinutes = "15"
        self.fileListCount = 10
        self.keychainType = .ask
        
        self.setUpLanguageKey()
        
    }
    
    func resetPageDisplayData() {
        self.layoutType = .singlePage
        self.zoomType = .adaptationWidth
        self.leftPanelType = .defaultOpen
        self.defaultOpen = .thumbnail
        self.panelOpenType = .automatic
        self.showQuickActionBar = true
        self.highlightLink = true
        self.highlightFormField = true
        
    }
    
    func setUpLanguageKey() {
        let defaultLan = NSLocalizedString("LanguageMarkKey", comment: "")
        if defaultLan == "English" {
            self.language = .English
        } else if defaultLan == "Simplified" {
            self.language = .Chinese_CN
        } else if defaultLan == "Traditional" {
            self.language = .Chinese_TW
        }
    }
    
}

    //MARK: - Method
    
    public func KMLocalizedString(_ key: String, comment: String? = nil) -> String {
        
        var bundlePath: String? = nil
        
//        if SettingsManager.sharedInstance.language == .English {
//            bundlePath = Bundle.main.path(forResource: "en", ofType: "lproj")
//        } else if SettingsManager.sharedInstance.language == .Chinese_CN {
//            bundlePath = Bundle.main.path(forResource: "zh-Hans", ofType: "lproj")
//        } else if SettingsManager.sharedInstance.language == .Chinese_TW {
//            bundlePath = Bundle.main.path(forResource: "zh-Hant", ofType: "lproj")
//        }
        
        if let bPath = bundlePath, let bundle = Bundle.init(path: bPath) {
            return NSLocalizedString(key, tableName: "Localizable", bundle: bundle, comment: comment ?? "")
        } else {
            return NSLocalizedString(key, comment: "")
        }
    }