//
//  KMBatchOperation.swift
//  PDF Reader Pro
//
//  Created by kdanmobile on 2023/10/31.
//

import Foundation

@objc(KMBatchOperateProtocol)
protocol KMBatchOperateProtocol: AnyObject {
    @objc optional func fileBeginOperate(_ file: KMBatchOperateFile, info: KMBatchBaseParameter)
    @objc optional func fileOperating(_ file: KMBatchOperateFile, progress: CGFloat, info: KMBatchBaseParameter)
    @objc optional func fileOperateSuccessed(_ file: KMBatchOperateFile, info: KMBatchBaseParameter)
    @objc optional func fileOperateFailed(_ file: KMBatchOperateFile, error: NSError, info: KMBatchBaseParameter)
    @objc optional func fileOperateCanceled(_ file: KMBatchOperateFile, info: KMBatchBaseParameter)
}

class KMBatchOperation: Operation{
    var hasCanceled: Bool = false
    var hasFinished: Bool = false
    var hasExcuting: Bool = false
    weak var operateFile: KMBatchOperateFile?
    weak var delegate: KMBatchOperateProtocol?
    
    init(file: KMBatchOperateFile) {
        super.init()
        self.operateFile = file
    }
    override var isCancelled: Bool{
        return self.hasCanceled
    }
    override var isFinished: Bool{
        return self.hasFinished
    }
    override var isExecuting: Bool{
        return self.hasExcuting
    }
    func errorWithMsg(_ errorMsg: String) -> NSError {
        var errorDict = NSMutableDictionary()
        errorDict[NSLocalizedDescriptionKey] = errorMsg
        let error = NSError(domain: "PDFReaderBatchErrorDomain", code: -1, userInfo: (errorDict as! [String : Any]))
        return error
    }
    
}