//
//  HistoryFilesManager.swift
//  PDF Reader Pro
//
//  Created by Niehaoyu on 2024/10/10.
//

import Foundation
 
public enum HistoryFileShowMode : Int {
    case Thumbnail = 0
    case List
}

class HistoryFilesManager: NSObject {

    @objc public static let manager = HistoryFilesManager()
    
    var showMode: HistoryFileShowMode = .List //显示模式
    
    var files: [URL] = [] //列表文件
    var selectFiles: [URL] = [] //选中的列表文件
    
    override init() {
        super.init()
        
        self.refreshHistoryFile()
    }
    
    func refreshHistoryFile() -> Void {
        files.removeAll()
        
        for url in NSDocumentController.shared.recentDocumentURLs {
            if FileManager.default.fileExists(atPath: url.path) {
                self.files.append(url)
            }
        }
        
        let fileNumber = SettingsManager.sharedInstance.fileListCount
        if fileNumber <= files.count {
            let arr1 = files.prefix(fileNumber)
            self.files = Array(arr1)
        }
        
        
    }
}