var fs =  require('fs');
var dom = require("xmldom").DOMParser;
var select = require('xpath.js');

//var dataDetailPath = "/home/server_data/data-detail.xml"
//var dataPath = "/home/server_data/data.xml"
//var versionPath = "/home/server_data/version.txt"
var allDataPath = process.env.ALL_DATA || '/home/all_data';

var dataDetailPath = allDataPath + "/collecting_data/data-detail.xml"
var dataPath = allDataPath + "/collecting_data/data.xml"
var versionPath = allDataPath+ "/collecting_data/version.txt"

//����fileId����ȡ�ļ���ŵ�λ��
function getVersionPath(fileId){ 
		
	fileId = fileId.replace(/\"/g, "");
	var item = "<item";
   // fs��ȡ�� xmldomת���ַ���
	var filedata = fs.readFileSync(dataDetailPath, "utf-8");
	var itemArray = filedata.split(item);
	var itemsize = itemArray.length;
	var version = {value:0};
	// ͬһ��id,��Ӧ��item�ж��ٸ���
	for(var i = 1; i < itemsize; i++){
		if(itemArray[i].indexOf(fileId)!= -1){
			var oldBigVersion = itemArray[i].split("<version>")[1].split("</version>")[0];
			if(version.value < oldBigVersion){
				version.value = oldBigVersion;
			}
		}
	}
	version.value ++;
	return version.value;
}



function mkdataForPage(collecttime, realtype, realpath, realbatch, realid, realname, version){
//	var resultXmlData = "";
//	var realpath = "/uplaods/";
//	var realtype = "01";
//	var realbatch = "01_A";
//	var realid = "32550_111";
//	var realname = "�Ͼ���_������_��Ч����ϵͳ";
	//json���Եĸ�ʽ����@
	var type ="id=\""+realtype+"\"";
	var batch = "id=\""+realtype+"_"+realbatch+"\"";
	var id = realtype+"_"+realbatch+"_"+realid+"\"";
	var versionid = realtype+"_"+realbatch + "_"+realid + "_" + version +"\"";
	var name = "name=\""+realname+"\"";
	var path = "path=\""+realpath+"\"";
	var versionstrutf = fs.readFileSync(versionPath, "utf-8");
	console.log(typeof versionstrutf);
	
	console.log("-------------   mkdataForPage   --------------");
	fs.readFile(dataPath, "utf-8", function(err, data){
		if(err){
			console.log("��ȡ�ļ� "+dataDetailPath+"  fail " + err);
		}
		else{
			var dataNodes = data.split("<node");

			var istype ="0";
			var isbatch ="0";
			var isexist ="0";
			var sizel = dataNodes.length;

			for(var i=0; i < sizel; i++){
				if(dataNodes[i].indexOf(type) != -1)
				{
					istype ="1";
				}
				if((istype == "1") && (dataNodes[i].indexOf(batch) != -1))
				{
					isbatch ="1";
				}
				//id������Ψһ�ģ� <node id="32550_113" 
				if(isbatch == "1")
				{//�����ӵİ汾
					var nodestr = "";
					if(dataNodes[i].indexOf(id) != -1){
						nodestr = nodestr + "<node id=\""+ versionid + " name=\"" + realname+"\("+ versionstrutf + version + ")\"";
						nodestr = nodestr + " path=\""+ realpath +"\"" + " time=\""+collecttime+ "\"></node>\n";
						isexist = "1";
						dataNodes[i] = dataNodes[i] + nodestr;
					}
						
				}
				
			}
			
			
			if(isexist.indexOf("1") == -1){
				var nodestr = "";
				for(var i=0; i < sizel; i++){
					if(dataNodes[i].indexOf(batch) != -1){
						var items = dataNodes[i].split("</");
						if(items.length == 1){
							//�����ӵ�ϵͳ��---�汾��Ϣ��
							nodestr = nodestr + "<node id=\"" + id +" "+ name + ">\n";
							nodestr = nodestr + "<node id=\""+ versionid + " name=\"" + realname +"\(" + versionstrutf + version + ")\"";
							nodestr = nodestr + " path=\""+ realpath +"\"" + " time=\""+collecttime+ "\"></node>\n</node>\n";
							isexist = "1";
							dataNodes[i] = dataNodes[i] + nodestr;
							break;
						}
						else{
							var items = dataNodes[i].split("</node");
							nodestr = nodestr + "<node id=\"" + id +" "+ name + ">\n";
							nodestr = nodestr + "<node id=\""+ versionid + " name=\"" + realname+"\(" + versionstrutf + version + ")\"";
							nodestr = nodestr + " path=\""+ realpath +"\"" + " time=\""+collecttime+ "\"></node>\n</node>\n";
							isexist = "1";
							nodestr = items[0] +"\n" + nodestr +"\n</node>\n";
							dataNodes[i] = nodestr;
							break;
						}

					}
				}

			}

			var resultdatastr = "";
			for(var j=0; j < sizel-1; j++){
				resultdatastr = resultdatastr + dataNodes[j] + "<node";
			}

			resultdatastr = resultdatastr + dataNodes[sizel-1]+"";
			console.log("--------22222222-----------------");
			console.log(resultdatastr);
			console.log(typeof resultdatastr);

			fs.writeFile(dataPath, resultdatastr, function(err){
				if(err) 
					console.log(err);
				else
					console.log('has finished');
			});
		}
	});
	

}



//saveByIdToXml("01", "B", "321200_0", "̩����_��Ч����ϵͳ2","����" , "̩��2", "�б���", "��Ч����ϵͳ", "321200_0", "0000", "lim", "13323225656",5);
function saveByIdToXml(collecttime, type, dataTimes, id, name, province, city, county, system, areacode, systemcode, contacts, phone, version, realpath){
	var dataTimetemstr = "batch=\""+ type +"_" + dataTimes + "\"";
	typestr = "type=\""+type+"\"";
	var datatype = "<datatype";
	var dataTimestr = "<dataTimes";
	var dataTimeEndstr = "</dataTimes>";
	var item = "<item";
	var itemEnd = "</item>";
	var dataEnd = "</data>";
	id = type +"_" + dataTimes + "_" + id;

	// ��ȡ
//	var data = fs.readFileSync(dataDetailPath, "utf-8");
		// ��ȡ
	fs.readFile(dataDetailPath, "utf-8", function(err, data){
	//fs.readFile("data.txt", function(err, data){
		if(err){
			console.log("��ȡ�ļ� "+dataDetailPath+"  fail " + err);
		}
		else{
			console.log(data);
			
			var resultStr = "";
			// gbk ����  linux������
			//var str = iconv.decode(data,'gbk');
			//data = str;
			var typeArray = data.split(datatype);
			// ��������籣��{typeArray[0]:ͷ�� typeArray[1]:�籣�� typeArray[2]:����}
			if(typeArray[1].indexOf(typestr)== -1){
				resultStr += typeArray[0];
				//�����籣��
				resultStr += datatype;
				resultStr += typeArray[1];
				
				//���� ��typeArray[2]
				var timesArray = typeArray[2].split(dataTimestr);
				// �������:���ǵ�һ���εģ��ǵ�2����;    {timesArray[0]:ͷ�� timesArray[1]:1���Σ� timesArray[2]:2����}
				if(timesArray[1].indexOf(dataTimetemstr)== -1){
					
					resultStr += datatype;
					resultStr += timesArray[0];
					// ���ϵ�1����
					resultStr += dataTimestr;
					resultStr += timesArray[1];
					
					var itemArray = timesArray[2].split(item);
					var itemsize = itemArray.length;

					var nowDate = new Date();
					// itemԪ��
					var itemStr = "<item id=\""+id+"_"+version+"\">\n";
					itemStr += "\t\t\t\t<name>"+name+"</name>\n";
					itemStr += "\t\t\t\t<collecttime>"+collecttime+"</collecttime>\n";
					itemStr += "\t\t\t\t<time>"+nowDate.getFullYear()+"-"+(nowDate.getMonth()+1)+"-"+nowDate.getDate()+" "+nowDate.getHours()+":"+nowDate.getMinutes()+"</time>\n";
					itemStr += "\t\t\t\t<province>"+province+"</province>\n";
					itemStr += "\t\t\t\t<city>"+city+"</city>\n";
					itemStr += "\t\t\t\t<county>"+county+"</county>\n";
					itemStr += "\t\t\t\t<system>"+system+"</system>\n";
					itemStr += "\t\t\t\t<version>"+version+"</version>\n";
					itemStr += "\t\t\t\t<path>"+realpath+"</path>\n";
					
					itemStr += "\t\t\t\t<areacode>"+areacode+"</areacode>\n";
					itemStr += "\t\t\t\t<systemcode>"+systemcode+"</systemcode>\n";
					itemStr += "\t\t\t\t<contacts>"+contacts+"</contacts>\n";
					itemStr += "\t\t\t\t<phone>"+phone+"</phone>\n";
					itemStr += "\t\t\t\t<type>"+type+"</type>\n\t\t\t"+itemEnd+"\n\t\t";
					// ��� �� resultStr
					// û�� item�� itemsize ==1
					if(itemsize ==1){
						var dataTimebeginstr = itemArray[0].split(dataTimeEndstr);
						
						resultStr += dataTimestr;
						resultStr += dataTimebeginstr[0];
						resultStr += "\t" + itemStr;
						resultStr += dataTimeEndstr;
						for(var i = 1; i < dataTimebeginstr.length;i++){
						
							resultStr += dataTimebeginstr[i];
						}
					}
					// �� item��
					else{
						resultStr += dataTimestr;
						resultStr += itemArray[0];
						if(version == 1){
							for(var i=1; i < itemsize-1; i++){
								resultStr += item;
								resultStr += itemArray[i];
							}
							resultStr += itemStr + "\t";
							resultStr += item;
							// itemArray[itemsize-1]: ������</dataTimes>
							resultStr += itemArray[itemsize-1];
						}
						else{
							var addtimes = 0;
							var isadd = 0;
							for(var i=1; i < itemsize-1; i++){
								isadd++;
								if(addtimes == 0){
									if(itemArray[i].indexOf(id)!= -1){
										resultStr += itemStr + "\t";
										addtimes = 1;
									}
								}
								resultStr += item;
								resultStr += itemArray[i];
							}
							if(isadd == 0){
								if(addtimes == 0){
									if(itemArray[i].indexOf(id)!= -1){
										resultStr += itemStr + "\t";
										addtimes = 1;
									}
								}		
							}
							// itemArray[itemsize-1]: ������</dataTimes>
							resultStr += item;
							resultStr += itemArray[itemsize-1];
						}
					}
					
				}
				// ��1����ʱ
				else{
					resultStr += datatype;
					resultStr += timesArray[0];
					resultStr += dataTimestr;
					// item Ԫ��
					var itemArray = timesArray[1].split(item);
					var itemsize = itemArray.length;
					
					var nowDate = new Date();
					// itemԪ��
					var itemStr = "<item id=\""+id+"_"+version+"\">\n";
					itemStr += "\t\t\t\t<name>"+name+"</name>\n";
					itemStr += "\t\t\t\t<collecttime>"+collecttime+"</collecttime>\n";
					itemStr += "\t\t\t\t<time>"+nowDate.getFullYear()+"-"+(nowDate.getMonth()+1)+"-"+nowDate.getDate()+" "+nowDate.getHours()+":"+nowDate.getMinutes()+"</time>\n";
					itemStr += "\t\t\t\t<province>"+province+"</province>\n";
					itemStr += "\t\t\t\t<city>"+city+"</city>\n";
					itemStr += "\t\t\t\t<county>"+county+"</county>\n";
					itemStr += "\t\t\t\t<system>"+system+"</system>\n";
					itemStr += "\t\t\t\t<version>"+version+"</version>\n";
						itemStr += "\t\t\t\t<path>"+realpath+"</path>\n";
					
					itemStr += "\t\t\t\t<areacode>"+areacode+"</areacode>\n";
					itemStr += "\t\t\t\t<systemcode>"+systemcode+"</systemcode>\n";
					itemStr += "\t\t\t\t<contacts>"+contacts+"</contacts>\n";
					itemStr += "\t\t\t\t<phone>"+phone+"</phone>\n";
					itemStr += "\t\t\t\t<type>"+type+"</type>\n\t\t\t"+itemEnd+"\n\t\t";
					// ��� �� resultStr
					// û�� item�� itemsize ==1
					if(itemsize ==1){
						var dataTimebeginstr = itemArray[0].split(dataTimeEndstr);
						resultStr += dataTimebeginstr[0];
						resultStr += "\t" + itemStr;
						resultStr += dataTimeEndstr;
						for(var i = 1; i < dataTimebeginstr.length;i++){
							resultStr += dataTimebeginstr[i];
						}
					
					}
					// �� item��
					else{
						resultStr += itemArray[0];
						if(version == 1){
							for(var i=1; i < itemsize-1; i++){
								resultStr += item;
								resultStr += itemArray[i];
							}
							resultStr += itemStr + "\t";
							resultStr += item;
							// itemArray[itemsize-1]: ������</dataTimes>
							resultStr += itemArray[itemsize-1];
						}
						else{
							var addtimes = 0;
							var isadd = 0;
							for(var i=1; i < itemsize-1; i++){
								isadd++;
								if(addtimes == 0){
									if(itemArray[i].indexOf(id)!= -1){
										resultStr += itemStr + "\t";
										addtimes = 1;
									}
								}
								resultStr += item;
								resultStr += itemArray[i];
							}
							if(isadd == 0){
								if(addtimes == 0){
									if(itemArray[i].indexOf(id)!= -1){
										resultStr += itemStr + "\t";
										addtimes = 1;
									}
								}		
							}
							// itemArray[itemsize-1]: ������</dataTimes>
							resultStr += item;
							resultStr += itemArray[itemsize-1];
						}
					}
					
					//Ȼ����ϵ�2����
					resultStr += dataTimestr;
					resultStr += timesArray[2];
				}
				
			}
			// ������籣
			else{
				resultStr += typeArray[0];
				
				//�籣 ��typeArray[1]
				var timesArray = typeArray[1].split(dataTimestr);
				// �������:���ǵ�һ���εģ��ǵ�2����;    {timesArray[0]:ͷ�� timesArray[1]:1���Σ� timesArray[2]:2����}
				if(timesArray[1].indexOf(dataTimetemstr)== -1){
					resultStr += datatype;
					resultStr += timesArray[0];
					// ���ϵ�1����
					resultStr += dataTimestr;
					resultStr += timesArray[1];
					
					var itemArray = timesArray[2].split(item);
					var itemsize = itemArray.length;
			
					var nowDate = new Date();
					// itemԪ��
					var itemStr = "<item id=\""+id+"_"+version+"\">\n";
					itemStr += "\t\t\t\t<name>"+name+"</name>\n";
					itemStr += "\t\t\t\t<collecttime>"+collecttime+"</collecttime>\n";
					itemStr += "\t\t\t\t<time>"+nowDate.getFullYear()+"-"+(nowDate.getMonth()+1)+"-"+nowDate.getDate()+" "+nowDate.getHours()+":"+nowDate.getMinutes()+"</time>\n";
					itemStr += "\t\t\t\t<province>"+province+"</province>\n";
					itemStr += "\t\t\t\t<city>"+city+"</city>\n";
					itemStr += "\t\t\t\t<county>"+county+"</county>\n";
					itemStr += "\t\t\t\t<system>"+system+"</system>\n";
					itemStr += "\t\t\t\t<version>"+version+"</version>\n";
						itemStr += "\t\t\t\t<path>"+realpath+"</path>\n";
					
					itemStr += "\t\t\t\t<areacode>"+areacode+"</areacode>\n";
					itemStr += "\t\t\t\t<systemcode>"+systemcode+"</systemcode>\n";
					itemStr += "\t\t\t\t<contacts>"+contacts+"</contacts>\n";
					itemStr += "\t\t\t\t<phone>"+phone+"</phone>\n";
					itemStr += "\t\t\t\t<type>"+type+"</type>\n\t\t\t"+itemEnd+"\n\t\t";
					// ��� �� resultStr
					// û�� item�� itemsize ==1
					if(itemsize ==1){
						var dataTimebeginstr = itemArray[0].split(dataTimeEndstr);
						resultStr += dataTimestr;
						resultStr += dataTimebeginstr[0];
						resultStr = resultStr + "\t" + itemStr;
						resultStr += dataTimeEndstr;
						for(var i = 1; i < dataTimebeginstr.length;i++){
							resultStr += dataTimebeginstr[i];
						}
					
					}
					// �� item��
					else{
						resultStr += dataTimestr;
						resultStr += itemArray[0];
						if(version == 1){
							for(var i=1; i < itemsize-1; i++){
								resultStr += item;
								resultStr += itemArray[i];
							}
							resultStr += itemStr + "\t";
							resultStr += item;
							// itemArray[itemsize-1]: ������</dataTimes>
							resultStr += itemArray[itemsize-1];
						}
						else{
							var addtimes = 0;
							var isadd = 0;
							for(var i=1; i < itemsize-1; i++){
								isadd++;
								if(addtimes == 0){
									if(itemArray[i].indexOf(id)!= -1){
										resultStr += itemStr + "\t";
										addtimes = 1;
									}
								}
								resultStr += item;
								resultStr += itemArray[i];
							}
							if(isadd == 0){
								if(addtimes == 0){
									if(itemArray[i].indexOf(id)!= -1){
										resultStr += itemStr + "\t";
										addtimes = 1;
									}
								}		
							}
							// itemArray[itemsize-1]: ������</dataTimes>
							resultStr += item;
							resultStr += itemArray[itemsize-1];
						}
					}
					
				}
				// ��1����ʱ
				else{
					resultStr += datatype;
					resultStr += timesArray[0];
					resultStr += dataTimestr;
					// item Ԫ��
					var itemArray = timesArray[1].split(item);
					var itemsize = itemArray.length;

					var nowDate = new Date();
					// itemԪ��
					var itemStr = "<item id=\""+id+"_"+version+"\">\n";
					itemStr += "\t\t\t\t<name>"+name+"</name>\n";
					itemStr += "\t\t\t\t<collecttime>"+collecttime+"</collecttime>\n";
					itemStr += "\t\t\t\t<time>"+nowDate.getFullYear()+"-"+(nowDate.getMonth()+1)+"-"+nowDate.getDate()+" "+nowDate.getHours()+":"+nowDate.getMinutes()+"</time>\n";
					itemStr += "\t\t\t\t<province>"+province+"</province>\n";
					itemStr += "\t\t\t\t<city>"+city+"</city>\n";
					itemStr += "\t\t\t\t<county>"+county+"</county>\n";
					itemStr += "\t\t\t\t<system>"+system+"</system>\n";
					itemStr += "\t\t\t\t<version>"+version+"</version>\n";
						itemStr += "\t\t\t\t<path>"+realpath+"</path>\n";
					
					itemStr += "\t\t\t\t<areacode>"+areacode+"</areacode>\n";
					itemStr += "\t\t\t\t<systemcode>"+systemcode+"</systemcode>\n";
					itemStr += "\t\t\t\t<contacts>"+contacts+"</contacts>\n";
					itemStr += "\t\t\t\t<phone>"+phone+"</phone>\n";
					itemStr += "\t\t\t\t<type>"+type+"</type>\n\t\t\t"+itemEnd+"\n\t\t";
					// ��� �� resultStr
					// û�� item�� itemsize ==1
					if(itemsize ==1){
						var dataTimebeginstr = itemArray[0].split(dataTimeEndstr);
						resultStr += dataTimebeginstr[0];
						resultStr = resultStr + "\t" + itemStr;
						resultStr += dataTimeEndstr;
						for(var i = 1; i < dataTimebeginstr.length;i++){
							resultStr += dataTimebeginstr[i];
						}
					
					}
					// �� item��
					else{
						resultStr += itemArray[0];
						if(version == 1){
							for(var i=1; i < itemsize-1; i++){
								resultStr += item;
								resultStr += itemArray[i];
							}
							resultStr += itemStr+"\t";
							resultStr += item;
							// itemArray[itemsize-1]: ������</dataTimes>
							resultStr += itemArray[itemsize-1];
						}
						else{
							var addtimes = 0;
							var isadd = 0;
							for(var i=1; i < itemsize-1; i++){
								isadd++;
								if(addtimes == 0){
									if(itemArray[i].indexOf(id)!= -1){
										resultStr += itemStr + "\t";
										addtimes = 1;
									}
								}
								resultStr += item;
								resultStr += itemArray[i];
							}
							if(isadd == 0){
								if(addtimes == 0){
									if(itemArray[i].indexOf(id)!= -1){
										resultStr += itemStr + "\t";
										addtimes = 1;
									}
								}		
							}
							// itemArray[itemsize-1]: ������</dataTimes>
							resultStr += item;
							resultStr += itemArray[itemsize-1];
						}
					}
					
					//Ȼ����ϵ�2����
					resultStr += dataTimestr;
					resultStr += timesArray[2];
				}
				
				//���ϲ�����
				resultStr += datatype;
				resultStr += typeArray[2];
			}
		
			console.log("-----------------------------------------------");
			console.log(resultStr);
			console.log(typeof resultStr);
			// д���ļ�
			fs.writeFile(dataDetailPath, resultStr, function(err){
				if(err) 
					console.log(err);
				else
					console.log('has finished');
			});
		
		}
	});

}

function savehuizong(collecttime, type, id, name, realpath, fakename){
	var typestr = "id=\""+type+"\"";
	var data = fs.readFileSync(dataPath, "utf-8");
	data = data.toString();
	var node_arr = data.split("<node");
	var node_arr_size = node_arr.length;
	//遍历每个节点
	for (var i = 1; i < node_arr_size; i++) {
		
		if(node_arr[i] == undefined ){
			continue;
		}
		if(node_arr[i].indexOf(typestr) != -1){
			var tem_arr = node_arr[i].split("</node");
			var nodeData = "\t<node id=\""+type+"_"+id+"\" name=\""+name+"\" fakename=\""+fakename+"\" path=\""+realpath+"\" time=\""+collecttime+"\"></node>\n\t";
			var temhuizonglastSize = tem_arr.length ;
			//判断有多少</node>
			if (temhuizonglastSize <= 2) {
				if(temhuizonglastSize == 2 && tem_arr[1].indexOf(">") != -1){
					node_arr[i] = tem_arr[0]+nodeData + "</node>";
				}
				else{
					node_arr[i] = tem_arr[0]+nodeData;
				}
				
			}
			else{
				node_arr[i] = tem_arr[0]+nodeData;
				var nodestrtem = "";
				for (var k = 1; k < temhuizonglastSize; k++) {
					nodestrtem = nodestrtem + "\n</node>";
				}
				node_arr[i] = node_arr[i] + nodestrtem;
			}
			break;
		}
	}
	var result_str = node_arr[0];
	for (var j = 1; j < node_arr_size; j++) {
		result_str = result_str +"<node"+ node_arr[j];
	}
	fs.writeFileSync(dataPath, result_str);
}



exports.getVersionPath = getVersionPath;
exports.mkdataForPage = mkdataForPage;
exports.saveByIdToXml = saveByIdToXml;
exports.savehuizong = savehuizong;