//
//  KMDataManager.swift
//  PDF Reader Pro
//
//  Created by tangchao on 2024/2/23.
//

import Cocoa

// 数据持久化 【UserDefault、本地存储、数据库】

let kDocumentDirectory = FileManager.default.urls(for: .documentDirectory, in: .userDomainMask).first!
let kAppSupportDirectory = FileManager.default.urls(for: .applicationSupportDirectory, in: .userDomainMask).first!

let kAppSupportOfBundleIdentifierDirectory = kAppSupportDirectory.appendingPathComponent(MainBundle.bundleIdentifier ?? kBundleIdentifier)

class KMDataManager: NSObject {
    // 单例
    static let `default` = KMDataManager()
    
    var isTabbingWin = false  //多页签提示页是否展示中
    
    var toolbarConfigDataUpdated = false
}

// MARK: - Paths

extension KMDataManager {
    class func fetchAppSupportOfBundleIdentifierDirectory(makeIfNecessary: Bool = true) -> URL {
        let url = kAppSupportOfBundleIdentifierDirectory
        if makeIfNecessary {
            if FileManager.default.fileExists(atPath: url.path) == false {
                try?FileManager.default.createDirectory(at: url, withIntermediateDirectories: false)
            }
        }
        return url
    }
}

// MARK: - ToolBar

extension KMDataManager {
    private static let toolbar_dirname_key_ = "PreferenceData"
    private static let toolbar_filename_key_ = "ToolbarConfigData.plist"
    
    private static let toolbar_default_key_ = "default"
    private static let toolbar_left_key_ = "left"
    private static let toolbar_center_key_ = "center"
    private static let toolbar_right_key_ = "right"
    
    // 保存数据 [清空数据时传nil]
    class func toolbar_saveData(_ model: KMToolbarConfigModel?) -> Bool {
        let dir = self.fetchAppSupportOfBundleIdentifierDirectory().appendingPathComponent(self.toolbar_dirname_key_)
        if FileManager.default.fileExists(atPath: dir.path) == false {
            try?FileManager.default.createDirectory(at: dir, withIntermediateDirectories: false)
        }
        let fileUrl = dir.appendingPathComponent(self.toolbar_filename_key_)
        if FileManager.default.fileExists(atPath: fileUrl.path) == false {
            try?FileManager.default.createFile(atPath: fileUrl.path, contents: nil)
        }
        
        if let data = model {
            let defaultIdentifiers = [KMLeftControlToolbarItemIdentifier, KMDocumentZoomViewToolbarItemIdentifier,
                                      KMDocumentPreviousPageToolbarItemIdentifier,KMDocumentHomeToolbarItemIdentifier,
                                      KMToolbarFlexibleSpaceItemIdentifier /* 插入可变宽度 */,
                                      KMDocumentAnnotationToolbarItemIdentifier, KMDocumentPageToolbarItemIdentifier, KMDocumentConversonToolbarItemIdentifier,KMDocumentRedactToolbarItemIdentifier,KMDocumentAIToolsToolbarItemIdentifier,KMDocumentViewDisplayToolbarItemIdentifier,KMDocumentScanOCRToolbarItemIdentifier, KMDocumentFormToolbarItemIdentifier, KMDocumentEditToolbarItemIdentifier, KMDocumentDigitalSignToolbarItemIdentifier,
                                      KMDocumentFillSginToolbarItemIdentifier, KMDocumentToolToolbarItemIdentifier,
                                      KMToolbarFlexibleSpaceItemIdentifier /* 插入可变宽度 */,
                                      KMDocumentPrintToolbarItemIdentifier,KMDocumentShareToolbarItemIdentifier,
                                      KMDocumentSearchToolbarItemIdentifier, KMRightControlToolbarItemIdentifier,
                                      KMDocumentPreviousBackToolbarItemIdentifier, KMDocumentFirstLastToolbarItemIdentifier,
                                      KMDocumentPageIndicatorToolbarItemIdentifier, KMDocumentPresentationToolbarItemIdentifier]
            
            
            var newDict = NSMutableDictionary(dictionary: [self.toolbar_default_key_ : defaultIdentifiers])
            
            let left = model?.leftCellIdentifiers ?? []
            newDict.setObject(left, forKey: self.toolbar_left_key_ as NSCopying)
            let center = model?.centerCellIdentifiers ?? []
            newDict.setObject(center, forKey: self.toolbar_center_key_ as NSCopying)
            let right = model?.rightCellIdentifiers ?? []
            newDict.setObject(right, forKey: self.toolbar_right_key_ as NSCopying)
            if newDict.write(to: fileUrl, atomically: true) {
                return true
            }
        } else { // 清空数据
            let newDict = NSMutableDictionary()
            if newDict.write(to: fileUrl, atomically: true) {
                return true
            }
        }
        return false
    }
    
    // 获取数据
    class func toolbar_getData() -> KMToolbarConfigModel? {
        let dir = self.fetchAppSupportOfBundleIdentifierDirectory().appendingPathComponent(self.toolbar_dirname_key_)
        let fileUrl = dir.appendingPathComponent(self.toolbar_filename_key_)
        guard let dict = NSDictionary(contentsOfFile: fileUrl.path) else {
            return nil
        }
        if dict.count == 0 {
            return nil
        }
        
        let model = KMToolbarConfigModel()
        model.leftCellIdentifiers = dict[self.toolbar_left_key_] as? [String]
        model.centerCellIdentifiers = dict[self.toolbar_center_key_] as? [String]
        model.rightCellIdentifiers = dict[self.toolbar_right_key_] as? [String]
        return model
    }
}

// MARK: - UserDefault

extension KMDataManager {
    class func ud_object(forKey defaultName: String) -> Any? {
        return self.userD_.object(forKey: defaultName)
    }

    class func ud_set(_ value: Any?, forKey defaultName: String, sync: Bool = true) {
        self.userD_.set(value, forKey: defaultName)
        if sync {
            self.userD_.synchronize()
        }
    }

    class func ud_removeObject(forKey defaultName: String, sync: Bool = true) {
        self.userD_.removeObject(forKey: defaultName)
    }

    class func ud_string(forKey defaultName: String) -> String? {
        return self.userD_.string(forKey: defaultName)
    }

    class func ud_array(forKey defaultName: String) -> [Any]? {
        return self.userD_.array(forKey: defaultName)
    }

    class func ud_dictionary(forKey defaultName: String) -> [String : Any]? {
        return self.userD_.dictionary(forKey: defaultName)
    }

    class func ud_data(forKey defaultName: String) -> Data? {
        return self.userD_.data(forKey: defaultName)
    }

    class func ud_stringArray(forKey defaultName: String) -> [String]? {
        return self.userD_.stringArray(forKey: defaultName)
    }

    class func ud_integer(forKey defaultName: String) -> Int {
        return self.userD_.integer(forKey: defaultName)
    }

    class func ud_float(forKey defaultName: String) -> Float {
        return self.userD_.float(forKey: defaultName)
    }

    class func ud_double(forKey defaultName: String) -> Double {
        return self.userD_.double(forKey: defaultName)
    }

    class func ud_bool(forKey defaultName: String) -> Bool {
        return self.userD_.bool(forKey: defaultName)
    }

    class func ud_url(forKey defaultName: String) -> URL? {
        return self.userD_.url(forKey: defaultName)
    }

    class func ud_set(_ value: Int, forKey defaultName: String, sync: Bool = true) {
        self.userD_.set(value, forKey: defaultName)
        if sync {
            self.userD_.synchronize()
        }
    }

    class func ud_set(_ value: Float, forKey defaultName: String, sync: Bool = true) {
        self.userD_.set(value, forKey: defaultName)
        if sync {
            self.userD_.synchronize()
        }
    }

    class func ud_set(_ value: Double, forKey defaultName: String, sync: Bool = true) {
        self.userD_.set(value, forKey: defaultName)
        if sync {
            self.userD_.synchronize()
        }
    }

    class func ud_set(_ value: Bool, forKey defaultName: String, sync: Bool = true) {
        self.userD_.set(value, forKey: defaultName)
        if sync {
            self.userD_.synchronize()
        }
    }

    class func ud_set(_ url: URL?, forKey defaultName: String, sync: Bool = true) {
        self.userD_.set(url, forKey: defaultName)
        if sync {
            self.userD_.synchronize()
        }
    }
    
    // 私有
    
    private class var userD_: UserDefaults {
        get {
            return UserDefaults.standard
        }
    }
}

// MARK: - UserDefault 的补充

extension KMDataManager {
    private static let userD_dirname_key_ = "KMUserDefaultExtension"
    private static let userD_filename_key_ = "KMUserDefaultExtension.plist"
    
    // 保存数据 [清空数据时传nil]
    class func udExtension_set(_ value: Any?, forKey defaultName: String) {
        // 存储文件路径
        let dir = self.fetchAppSupportOfBundleIdentifierDirectory().appendingPathComponent(self.userD_dirname_key_)
        if FileManager.default.fileExists(atPath: dir.path) == false {
            try?FileManager.default.createDirectory(at: dir, withIntermediateDirectories: false)
        }
        // 存储文件名称
        let fileUrl = dir.appendingPathComponent(self.userD_filename_key_)
        if FileManager.default.fileExists(atPath: fileUrl.path) == false {
            try?FileManager.default.createFile(atPath: fileUrl.path, contents: nil)
        }
        
        // 获取原始文件数据
        var info = NSMutableDictionary()
        if let data = try?NSDictionary(contentsOf: fileUrl, error: ()) {
            info.addEntries(from: data as? [AnyHashable : Any] ?? [:])
        }
        
        // 保存数据
        info.setObject(value as Any, forKey: defaultName as NSCopying)
        info.write(to: fileUrl, atomically: true)
    }
    
    // 获取数据
    class func udExtension_object(forKey defaultName: String) -> Any? {
        // 查找文件
        let dir = self.fetchAppSupportOfBundleIdentifierDirectory().appendingPathComponent(self.userD_dirname_key_)
        let fileUrl = dir.appendingPathComponent(self.userD_filename_key_)
        guard let dict = NSDictionary(contentsOfFile: fileUrl.path) else {
            return nil
        }
        // 获取数据
        if dict.count == 0 {
            return nil
        }
        
        return dict[defaultName]
    }
}