//
//  KMPDFConvertManager.swift
//  PDF Master
//
//  Created by tangchao on 2022/12/7.
//

import Cocoa

class KMPDFConvertManager: NSObject {
    
    static let defaultManager = KMPDFConvertManager()
    
    var operationQueue: OperationQueue = OperationQueue()
    
    override init() {
        super.init()
        
        operationQueue.maxConcurrentOperationCount = 1
    }
    
    func convert(convert: KMPDFConvert, completion: @escaping (_ finished: Bool, _ error: Error?) -> ()) {
        convert.callback = completion
        
        operationQueue.addOperation(convert)
    }
    
    func convert(convert: KMPDFConvert, progress:@escaping (Int)->Void, completion: @escaping (_ finished: Bool, _ error: Error?) -> ()) {
        convert.callback = completion
        convert.progress = progress
        
        operationQueue.addOperation(convert)
    }
    
    func cancel(convert: KMPDFConvert) {
        convert.cancel()
        self.operationQueue.cancelAllOperations()
    }
}