PDF_Office/PDF Office/PDF Master/KMClass/Settings/Preference/Tools/KMPreferenceManager.swift

//
//  KMPreferenceManager.swift
//  PDF Reader Pro
//
//  Created by tangchao on 2023/2/3.
//

import Cocoa

enum KMPreferenceGroup: String {
    case general, display, markup, infomation, other
}

private let KMPreferenceInfoKey: String = "KMPreferenceInfoKey"

typealias KMPreferenceKey = String
/// general
/// files
private let KMOpenLastUnclosedDocumentWhenAppStartKey: KMPreferenceKey = "KMOpenLastUnclosedDocumentWhenAppStartKey"
private let KMOpenLastUnlockedDocumentWhenAppStartKey: KMPreferenceKey = "KMOpenLastUnlockedDocumentWhenAppStartKey"
private let KMDocumentMaximunDisplayNumberKey: KMPreferenceKey = "KMDocumentMaximunDisplayNumberKey"
private let KMAutoSaveKey: KMPreferenceKey = "KMAutoSaveKey"
private let KMAutoSavePerNumberMinuteKey: KMPreferenceKey = "KMAutoSavePerNumberMinuteKey"
private let KMCloseFilePromptTypeKey: KMPreferenceKey = "KMCloseFilePromptTypeKey"
/// open image file
private let KMOpenImageFileTypeKey: KMPreferenceKey = "KMOpenImageFileTypeKey"
private let KMSetDefaultPDFReaderKey: KMPreferenceKey = "KMSetDefaultPDFReaderKey"
/// save password
private let KMSavePasswordTypeKey: KMPreferenceKey = "KMSavePasswordTypeKey"
private let KMGeneralAuthorNameKey: KMPreferenceKey = "KMGeneralAuthorNameKey"
  
/// 偏好设置已改变
private let KMPreferenceDidChangeNotificationName = "KMPreferenceDidChangeNotificationName"

private let KMDefaultFontName = "Helvetica-Oblique"

var TeXEditors: [[String : Any]] = []
let NAME_KEY = "name"
var INITIALUSERDEFAULTS_KEY = "InitialUserDefaults"
var TEXEDITORS_KEY = "TeXEditors"
var COMMAND_KEY = "command"
var ARGUMENTS_KEY = "arguments"

typealias KMPreference = KMPreferenceManager

@objcMembers class KMPreferenceManager: NSObject {
    static let shared = KMPreferenceManager()
    
    private var generalGroupKeys: Array<KMPreferenceKey> = []
    private var displayGroupKeys: Array<KMPreferenceKey> = []
    private var markupGroupKeys: Array<KMPreferenceKey> = []
    
    public static let didChangeNotification = Notification.Name(KMPreferenceDidChangeNotificationName)
    
    /// general
    /// files
    public static let openLastUnclosedDocumentWhenAppStartKey   = KMOpenLastUnclosedDocumentWhenAppStartKey
    public static let openLastUnlockedDocumentWhenAppStartKey   = KMOpenLastUnlockedDocumentWhenAppStartKey
    public static let documentMaximunDisplayNumberKey           = KMDocumentMaximunDisplayNumberKey
    public static let autoSaveKey                               = KMAutoSaveKey
    public static let autoSavePerNumberMinuteKey                = KMAutoSavePerNumberMinuteKey
    public static let closeFilePromptTypeKey                    = KMCloseFilePromptTypeKey
    /// open image file
    public static let openImageFileTypeKey                      = KMOpenImageFileTypeKey
    public static let setDefaultPDFReaderKey                    = KMSetDefaultPDFReaderKey
    /// save password
    public static let savePasswordTypeKey                       = KMSavePasswordTypeKey
    public static let generalAuthorNameKey                      = KMGeneralAuthorNameKey
      
      
    override init() {
        super.init()
         
    }
    
    // MARK: 保存/获取数据
    public func setData(data: Any,forKey key: KMPreferenceKey) -> Bool {
        return self.setData(data: data, forKey: key, in: findGroup(forKey: key))
    }
    
    public func setData(data: Any,forKey key: KMPreferenceKey, in group: KMPreferenceGroup) -> Bool {
         
        return true
    }
    
    public func getData(forKey key: KMPreferenceKey) -> Any {
        var info: [String : Any]?
        
        let groupInfo: [String : Any] = info?[findGroup(forKey: key).rawValue] as? [String : Any] ?? [:]
        return groupInfo[key] as Any
    }
    
    public func resetData(_ group: KMPreferenceGroup) {
        
    }
     
    // MARK: 注册 key
    public func register(_ key: KMPreferenceKey, to group: KMPreferenceGroup) -> Bool {
        if (group == .general) {
            if (self.generalGroupKeys.contains(key)) {
                return false
            }
            self.generalGroupKeys.append(key)
        }
        return true
    }
    
    // MARK: -
    // MARK: 发布通知
    
    private func postNotification(object: [KMPreferenceGroup]?, userInfo: [KMPreferenceKey : Any]?) {
        DispatchQueue.main.asyncAfter(deadline: .now() + 0.2) {
            NotificationCenter.default.post(name: KMPreferenceManager.didChangeNotification, object: object, userInfo: userInfo)
        }
    }
    
    // MARK: 获取信息
    private func findGroup(forKey key: KMPreferenceKey) -> KMPreferenceGroup {
        if (self.generalGroupKeys.contains(key)) {
            return .general
        } else if (self.displayGroupKeys.contains(key)) {
            return .display
        } else if (self.markupGroupKeys.contains(key)) {
            return .markup
        }
        return .other
    }
}

// MARK: - 默认值

extension KMPreferenceManager {
    // General
    
    var openDocumentTypeDefaultValue: KMPreferenceOpenDocumentType {
        get {
            return .inSameWindow
        }
    }
}
 
// MARK: 扩展 General
extension KMPreferenceManager {
    var openLastUnclosedDocumentWhenAppStart: Bool {
        get {
            return KMDataManager.ud_bool(forKey: KMReopenLastOpenFilesKey)
        }
        set {
            let pKey = KMPreference.openLastUnclosedDocumentWhenAppStartKey
            
            _ = self.setData(data: newValue, forKey: pKey)
        }
    }
    
    var openLastUnlockedDocumentWhenAppStart: Bool {
        get {
            return self.getData(forKey: KMOpenLastUnlockedDocumentWhenAppStartKey) as? Bool ?? true
        }
        set {
            let _ = self.setData(data: newValue, forKey: KMOpenLastUnlockedDocumentWhenAppStartKey)
        }
    }
    
    var documentMaximunDisplayNumber: Int {
        get {
            return self.getData(forKey: KMDocumentMaximunDisplayNumberKey) as? Int ?? 10
        }
        set {
            let _ = self.setData(data: newValue, forKey: KMDocumentMaximunDisplayNumberKey)
        }
    }
    
    var autoSave: Bool {
        get {
            return self.getData(forKey: KMAutoSaveKey) as? Bool ?? true
        }
        set {
            let _ = self.setData(data: newValue, forKey: KMAutoSaveKey)
        }
    }
    
    var autoSavePerNumberMinute: Int {
        get {
            return self.getData(forKey: KMAutoSavePerNumberMinuteKey) as? Int ?? 5
        }
        set {
            let _ = self.setData(data: newValue, forKey: KMAutoSavePerNumberMinuteKey)
        }
    }
    
    var closeFilePromptType: KMPreferenceCloseFilePromptType {
        get {
            if let type = self.getData(forKey: KMCloseFilePromptTypeKey) as? Int {
                if type == 1 { // 无提示,直接保存
                    return .noPromp
                }
            }
            
            return .promp
        }
        set {
            if (newValue == .promp || newValue == .noPromp) {
                let _ = self.setData(data: newValue.rawValue, forKey: KMCloseFilePromptTypeKey)
            }
        }
    }
    
    var openImageFileType: Int {
        get {
            return self.getData(forKey: KMOpenImageFileTypeKey) as? Int ?? 0
        }
        set {
            let _ = self.setData(data: newValue, forKey: KMOpenImageFileTypeKey)
        }
    }
    
    var author: String {
        get {
            return KMDataManager.ud_string(forKey: KMUserNameKey) ?? NSFullUserName()
        }
        set {
            let _ = self.setData(data: newValue, forKey: KMGeneralAuthorNameKey)
        }
    }
    
    var setDefaultPDFReader: Bool {
        get {
            return self.getData(forKey: KMSetDefaultPDFReaderKey) as? Bool ?? true
        }
        set {
            let result = KMTools.setDefaultPDFReader(newValue)
            if (result) {
                let _ = self.setData(data: newValue, forKey: KMSetDefaultPDFReaderKey)
            }
        }
    }
    
    var savePasswordType: KMPreferenceSavePasswordType {
        get {
            let type = KMDataManager.ud_integer(forKey: KMSavePasswordOptionKey)
            if type == -1 {
                return .ask
            } else if type == 1 {
                return .always
            }
            return .never
        }
        set {
            if (newValue == .always || newValue == .never || newValue == .ask) {
                var data: Int = 0
                if newValue == .always {
                    data = 1
                } else if newValue == .ask {
                    data = -1
                }
             
                let _ = self.setData(data: newValue.rawValue, forKey: KMSavePasswordTypeKey)
            }
        }
    }
    
    var openDocumentType: KMPreferenceOpenDocumentType { // KMOpenDocumentInTab
        get {
            guard let num = KMDataManager.ud_object(forKey: KMOpenDocumentInTabKey) as? NSNumber else {
                return self.openDocumentTypeDefaultValue
            }
            if num.intValue == 1 {
                return .newWindow
            }
            return .inSameWindow
        }
        set {
            if (newValue == .inSameWindow || newValue == .newWindow) {
             }
        }
    }
     
    var openFileType: KMPreferenceOpenFileType {
        get {
            // 数据兼容
            let value = KMDataManager.ud_integer(forKey: KMInitialWindowSizeOptionKey)
            if let type = KMPreferenceOpenFileType(rawValue: value) {
                return type
            }
            
            return .default
        }
        set {
            if (newValue == .default || newValue == .maxim || newValue == .fit) {
                // 数据兼容
             }
        }
    }
     
    
    var keepSnapshotWindowToTop: Bool {
        get {
            return KMDataManager.ud_bool(forKey: KMSnapshotsOnTopKey)
        }
        set {
            // 数据兼容
         }
    }
}
 
 
// MARK: UserDefaults

fileprivate let kKMLastOpenFilepathKey = "lastOpenFilepath"
fileprivate let kKMLastOpenFilepathKeys = "lastOpenFilepaths"
fileprivate let kKMViewSettingKey = "viewSetting"
fileprivate let kKMPageNumberKey = "pageNumber"
fileprivate let kKMPageScaleKey = "pageScale"

extension KMPreferenceManager {
    var lastOpenFilepath: String? {
        get {
            return UserDefaults.standard.value(forKey: kKMLastOpenFilepathKey) as? String
        }
        set {
            UserDefaults.standard.set(newValue, forKey: kKMLastOpenFilepathKey)
            UserDefaults.standard.synchronize()
        }
    }
    
    var lastOpenFilepaths: [String]? {
        get {
            return UserDefaults.standard.value(forKey: kKMLastOpenFilepathKeys) as? [String]
        }
        set {
            UserDefaults.standard.set(newValue, forKey: kKMLastOpenFilepathKeys)
            UserDefaults.standard.synchronize()
        }
    }
     
    func setPageNumber(_ number: Int, forKey key: String) {
        UserDefaults.standard.set(number, forKey: "\(key)+\(kKMPageNumberKey)")
        UserDefaults.standard.synchronize()
    }
    
    func getPageNumber(forKey key: String) -> Int? {
        return UserDefaults.standard.value(forKey: "\(key)+\(kKMPageNumberKey)") as? Int
    }
    
    func setPageScale(_ scale: Float, forKey key: String) {
        UserDefaults.standard.set(scale, forKey: "\(key)+\(kKMPageScaleKey)")
        UserDefaults.standard.synchronize()
    }
    
    func getPageScale(forKey key: String) -> Float? {
        return UserDefaults.standard.value(forKey: "\(key)+\(kKMPageScaleKey)") as? Float
    }
}
 
// MARK: Qiuck

extension KMPreferenceManager {
    internal func closeFileIsPrompt() -> Bool {
        return self.closeFilePromptType == .promp
    }
     
    // 单位: 秒
    var autoSaveTimeInterval: TimeInterval {
        get {
            var minute = KMPreferenceManager.shared.autoSavePerNumberMinute
            if (minute < 5) {
                minute = 5
            } else if (minute > 99) {
                minute = 99
            }
            
            let interval: TimeInterval = Double(minute) * 60.0
            return interval
        }
    }
}

// MARK: - Grouping

extension KMPreferenceManager {
    var grouping: Bool {
        get {
            return false
        }
    }
    
    private static var _groupingInfosKey = "KMGroupingInfosKey"
    private var _grouping_infos: [KMPreferenceKey : Any] {
        get {
            return (objc_getAssociatedObject(self, &Self._groupingInfosKey) as? [KMPreferenceKey : Any]) ?? [:]
        }
        set {
            objc_setAssociatedObject(self, &Self._groupingInfosKey, newValue, .OBJC_ASSOCIATION_RETAIN_NONATOMIC)
        }
    }
    
    private static var _groupingObjectsKey = "KMGroupingObjectsKey"
    private var _grouping_objects: Set<KMPreferenceGroup> {
        get {
            return (objc_getAssociatedObject(self, &Self._groupingObjectsKey) as? Set) ?? []
        }
        set {
            objc_setAssociatedObject(self, &Self._groupingObjectsKey, newValue, .OBJC_ASSOCIATION_RETAIN_NONATOMIC)
        }
    }
    
    private static var _groupingKey = "KMGroupingKey"
    private var _grouping: Bool {
        get {
            return (objc_getAssociatedObject(self, &Self._groupingKey) as? Bool) ?? false
        }
        set {
            objc_setAssociatedObject(self, &Self._groupingKey, newValue, .OBJC_ASSOCIATION_ASSIGN)
        }
    }
    
    func beginGrouping() {
        self._grouping = true
        self._grouping_objects = []
        self._grouping_infos = [:]
    }
    
    func endGrouping() {
        self._grouping = false
        
        if self._grouping_objects.isEmpty == false { // 发送通知
            var objects: [KMPreferenceGroup] = []
            for data in self._grouping_objects {
                objects.append(data)
            }
            self.postNotification(object: objects, userInfo: self._grouping_infos)
        }
        
        self._grouping_objects = []
        self._grouping_infos = [:]
    }
}