$(document).ready(function () {

		//$("#fileUpload").on("change", addFiles);
	});

	var filesTempArr = [];

	//파일추가
	function addFiles(event, mode){
		addFilesObj(event, mode,"fileList");
	}

	function addFilesObj(event, mode, objId){
		if(!($(event.target).is('[multiple]'))) filesTempArr.splice(0, filesTempArr.length);

		var files = event.target.files;
		var filesArr = Array.prototype.slice.call(files);  //file객체 array추가
		var filesArrLen = filesArr.length;
		var filesTempArrSize = filesTempArr.length*1;

		let obj = $('#'+objId);

		if(mode === 1 && obj.find('li').length>0){
			alert("파일은 한개만 첨부할 수 있습니다.");
			return;
		}

		var templist = '';
		for(var i=0; i<filesArrLen; i++){
			filesTempArr.push(filesArr[i]);  //임시배열에 저장

			if($(event.target).is('[multiple]')){
				//templist = "<div id='temp"+(i+filesTempArrSize)+"'><a href='#' onclick='downloadFile(this, "+(i+filesTempArrSize)+");'>"+ filesArr[i].name + "</a><span style='color:red;' onclick='deleteFile(this, event, "+(i+filesTempArrSize)+");'>&nbsp;&nbsp;&nbsp;[X]</span></div>";
				templist ="<li id='temp"+(i+filesTempArrSize)+"'>"
                    +"<a href='#' onclick='downloadFile(this, "+(i+filesTempArrSize)+");'>"
                    +    "<i class='icon icon_file-list mr-2'></i>"
                    +    "<span class='file-list__item-title'>"+ filesArr[i].name + "</span>"
                    +"</a>"
                    +"<button type='button' class='file-list__delete' onclick='deleteFile(this,0,0, "+(i+filesTempArrSize)+");'/>"
                	+"</li>";

				obj.append(templist);
			}
		}
	}
	//드롭존 파일삭제(html 요소 조작 없이 단순 파일 삭제)
	function dropzoneDeleteFiles(fileId, shopCd, menuGb, orderParam, callbackNm) {
		if (fileId.indexOf('temp') != 0) {  //임시등록파일은 화면에서 삭제
			if (confirm("파일을 삭제하시겠습니까?")) {
				ajaxFileDelete('', fileId, shopCd, menuGb, orderParam, callbackNm);
				return "Y";
			} else {
				return "N";
			}
		}
	}

	//파일삭제
	function deleteFile (obj, shopCd, menuGb, orderParam){
		deleteFiles (obj, shopCd, menuGb, orderParam, '#fileUpload');
	}

	//파일삭제
	function deleteFiles (obj, shopCd, menuGb, orderParam, objNm){
		filesTempArr.splice(orderParam, 1);
		var $div = $(obj).closest('li');
		var $id = $div.attr('id');

		if($id.indexOf('temp') == 0) {  //임시등록파일은 화면에서 삭제
			$div.remove(); $(objNm).val('');
		}else{                          //업로드된 파일은 서버삭제
			if(confirm("파일을 삭제하시겠습니까?")){
				ajaxFileDelete($div,$id,shopCd, menuGb,orderParam);
			}
		}
	}

	var ajaxFileDelete = function(obj,fileId,shopCd, menuGb,orderParam){
		$.ajax({
			// url: '/file/deleteUploadedFile/'+shopCd+'/'+menuGb+'/'+fileId+'/ajax',
			url: '/file/deleteUploadedFile?sopCd='+shopCd+'&menuGb='+menuGb+'&fileKey='+fileId,
			data: {fileId:fileId},
			type: 'get',
			success : function(data){
				if(obj !== ''){
					obj.remove();
				}
			},
			error: function(){
				alert("삭제에 실패하였습니다.");
			}
		});

	}

	//다운로드
	var downloadFile = function(obj,shopCd, menuGb,orderParam){
		filesTempArr.splice(orderParam, 1);
		var $div = $(obj).closest('li');
		var fileId = $div.attr('id'); // <li>태그id - 파일글번호
		var orgFileId = obj.id; //선택된 파일명. 즉 <a>태그id - 원본파일명

		if(fileId.indexOf('temp') == 0){
			alert("등록된 파일만 다운로드 가능합니다.");
			return false;
		}

	    //$(location).attr('href','/file/download/'+shopCd+'/'+menuGb+'/'+fileId+'/'+orgFileId+'/ajax');
        //$(location).attr('href','/file/download/'+shopCd+'/'+menuGb+'/'+fileId+'/ajax');
		$(location).attr('href','/file/fileDownload?sopCd='+shopCd+'&menuGb='+menuGb+'&fileKey='+fileId);
	}


	//다운로드
	var linkDownloadFile = function(key, fileName ,shopCd, menuGb,orderParam){  //파일글번호, 원본파일명
		filesTempArr.splice(orderParam, 1);

		if(key.indexOf('temp') == 0){
			alert("등록된 파일만 다운로드 가능합니다.");
			return false;
		}

	    //$(location).attr('href','/file/download/'+shopCd+'/'+menuGb+'/'+key+'/ajax');
		$(location).attr('href','/file/fileDownload?sopCd='+shopCd+'&menuGb='+menuGb+'&fileKey='+key);
	}