//
//  KMCloudDocumentTools.swift
//  PDF Reader Pro
//
//  Created by tangchao on 2023/2/10.
//

import Cocoa

class KMCloudDocumentTools: NSObject {
    
    class public func canOpenDocument(_ file: KMServicesCloudFile) -> Bool {
        if (file.filetype != .file) {
            return false
        }
        
        let fileName = file.fileName
        let exe: String = (fileName?.components(separatedBy: ".").last)!
        if (exe.lowercased() != "pdf") {
            return false
        }
        return true
    }
    
    /// 下载文档
    class public func downloadDocument(_ server: KMCloudServer, _ file: KMServicesCloudFile, callback: @escaping (Bool, URL)->()) {
        let localPath = self.getTempPath(file.fileName)
        if (localPath == nil) {
            return
        }
//        print(localPath)
        if (FileManager.default.fileExists(atPath: localPath!)) {
            try?FileManager.default.removeItem(atPath: localPath!)
        }
        
        server.downloadCloudPath(file, localPath: URL(fileURLWithPath: localPath!)) { cloudFile, progress in
            KMPrint(progress)
        } completion: { cloudFile, finished in
            callback(finished, URL(fileURLWithPath: localPath!))
        }
    }
    
    /// 上传文档
    class public func uploadDocument(_ server: KMCloudServer, _ file: KMServicesCloudFile, callback: @escaping (Bool, URL)->()) {
        let localPath = self.getTempPath(file.fileName)
        if (localPath == nil) {
            return
        }
        server.uploadCloudPath(file, localPath: URL(fileURLWithPath: localPath!)) { cloudFile, progress in
            
        } completion: { cloudFile, finished in
            callback(finished, URL(fileURLWithPath: localPath!))
        }
    }
    
    /// 获取临时路径
    class public func getTempPath(_ fileName: String) -> String? {
        let folderPath: String = (NSSearchPathForDirectoriesInDomains(FileManager.SearchPathDirectory.cachesDirectory, FileManager.SearchPathDomainMask.userDomainMask, true).last?.stringByAppendingPathComponent(Bundle.main.bundleIdentifier!).stringByAppendingPathComponent("cloudDocuments"))!
        if (!FileManager.default.fileExists(atPath: folderPath)) {
            let create: ()? = try?FileManager.default.createDirectory(atPath: folderPath, withIntermediateDirectories: false)
            if (create == nil) {
                return nil
            }
        }
        
        return folderPath.stringByAppendingPathComponent(fileName)
    }
    
    class public func getFileType(_ server: KMCloudServer, _ file: KMServicesCloudFile) -> String {
        var fileType: String = file.fileName.components(separatedBy: ".").last!
        if (server.serverType == KMGoogleDrive) {
            if (file.mimeType! == "application/vnd.google-apps.presentation") {
                fileType = "pptx"
            } else if (file.mimeType == "application/vnd.google-apps.document") {
                fileType = "docx"
            } else if (file.mimeType == "application/vnd.google-apps.spreadsheet") {
                fileType = "xlsx"
            } else if (file.mimeType == "application/vnd.google-apps.form" || file.mimeType == "application/vnd.google-apps.site") {
                fileType = "pptx"
            } else if (file.mimeType == "application/vnd.google-apps.map") {
                fileType = "kmz"
            } else if (file.mimeType == "application/vnd.google-apps.drawing") {
                fileType = "jpg"
            }
        }
        return fileType
    }
    
    class public func parseDate(_ date: Date) -> String {
        let currentDate = Date()
        let calendar = Calendar.init(identifier: .gregorian)
        let hour = calendar.component(.hour, from: currentDate)
        let minute = calendar.component(.minute, from: currentDate)
        let second = calendar.component(.second, from: currentDate)
        
        let weekday = calendar.component(.weekday, from: currentDate)
        let weekdayOrdinal = calendar.component(.weekdayOrdinal, from: currentDate)
        
        if (hour * 60 * 60 + minute * 60 + second + Int(date.timeIntervalSinceNow) > 0) { /// 当天
            let dateFormatter = DateFormatter()
            dateFormatter.dateFormat = "hh:mm"
            return NSLocalizedString("Today", comment: "").appending(", ").appending(dateFormatter.string(from: date))
        }
        
        if (weekdayOrdinal * 24 * 60 * 60 + hour * 60 * 60 + minute * 60 + second + Int(date.timeIntervalSinceNow) > 0) { /// 当周
            let dateFormatter = DateFormatter()
            dateFormatter.dateFormat = "hh:mm"
//            dateFormatter.locale = Locale(identifier: "NL")
            var weekdayString: String = ""
            if (weekdayOrdinal == 1) {
                weekdayString = "Mon"
            } else if (weekdayOrdinal == 2) {
                weekdayString = "Tue"
            } else if (weekdayOrdinal == 3) {
                weekdayString = "Wed"
            } else if (weekdayOrdinal == 4) {
                weekdayString = "Thu"
            } else if (weekdayOrdinal == 5) {
                weekdayString = "Fri"
            } else if (weekdayOrdinal == 6) {
                weekdayString = "Sat"
            } else if (weekdayOrdinal == 7) {
                weekdayString = "Sun"
            }
            
            return NSLocalizedString(weekdayString, comment: "").appending(", ").appending(dateFormatter.string(from: date))
        }
        
        let dateFormatter = DateFormatter()
        dateFormatter.dateFormat = "yyyy/MM/dd"
        return dateFormatter.string(from: date)
    }
    
    /// 获取标记
    class private func tagString() -> String {
        var result: String = ""
        
        let dateFormatter = DateFormatter()
        dateFormatter.dateFormat = "yyMMddHHmmss"
        result.append(dateFormatter.string(from: Date()))
        result = result.appendingFormat("%04d", arc4random()%10000)
        
        return result
    }
}