class ESTD{
	constructor() {
		//this.name = name;
		//this.year = year;
	}
	
	http(target,callback_function,post_method='post',http_conf={}){
		if(post_method!='post'&&post_method!='get'){
			return alert('ESTD ERROR: HTTP #000001');
		}
		if(typeof callback_function != 'function'){
			return alert('ESTD ERROR: HTTP #000002');
		}
		
		if(http_conf['time_out']==undefined || isNaN(http_conf['time_out']) || http_conf['time_out']<1000*1){
			http_conf['time_out'] = 1000*30;
		}
		if(isNaN(http_conf['time_out']) || http_conf['time_out']<1000*1){
			http_conf['time_out'] = 1000*1;
		}
		
		/*
		if(http_conf['post_data']==undefined || typeof http_conf['post_data']!='string'){
			http_conf['post_data'] = '';
		}else{
			http_conf['post_data'] = http_conf['post_data'].toString();
		}
		*/
		if(http_conf['post_data']==undefined){
			http_conf['post_data'] = '';
		}
		
		if(http_conf['returnType']==undefined || typeof http_conf['returnType']!='string'){
			http_conf['returnType'] = '';
		}else{
			http_conf['returnType'] = http_conf['returnType'].toString();
		}
		
		if(http_conf['jsonExpectCode']==undefined || typeof http_conf['jsonExpectCode']!='string'){
			http_conf['jsonExpectCode'] = '';
		}else{
			http_conf['jsonExpectCode'] = http_conf['jsonExpectCode'].toString();
		}
		
		
		
		if(window.ActiveXObject){//IE 
			var Handle = new ActiveXObject("Microsoft.XMLHTTP");    
		}else if(window.XMLHttpRequest){//Other   
			var Handle = new XMLHttpRequest();    
		}else{
			return alert('ESTD ERROR: HTTP #000003');
		}
		
		
		Handle.onreadystatechange = function(){
			if(Handle.readyState == 1){
				return false;
			}else if(Handle.readyState == 2){
				return false;
			}else if(Handle.readyState == 3){
				return false;
			}else if(Handle.readyState == 4){
				if(http_conf['returnType']=='jsonEP'){
					var responseText = Handle.responseText;
					responseText = responseText.trim();
					if(responseText.length<=0){
						return callback_function(
							{
								'json_flag':false
								,'json_code':'100001'
								,'json_message':'LOCAL ERROR RESPONSE'
								,'json_data':false
								,'http_status':Handle.status
								,'response_text':Handle.responseText
								,'http_conf':http_conf
							}
						);
					}
					var responseJson = responseText;
					var responseJson = responseJson.replace(/(^\s*)|(\s*$)/g,"");
					responseJson = responseJson.trim(responseJson);
					if(responseJson.length<=0){
						return callback_function(
							{
								'json_flag':false
								,'json_code':'100002'
								,'json_message':'LOCAL ERROR RESPONSE'
								,'json_data':false
								,'http_status':Handle.status
								,'response_text':Handle.responseText
								,'http_conf':http_conf
							}
						);
					}
					try{
						//
						var rs = JSON.parse(responseJson);
						if(
							rs['code']==undefined
							||
							rs['message']==undefined
							||
							rs['data']==undefined
						){
							return callback_function(
								{
									'json_flag':false
									,'json_code':'100003'
									,'json_message':'LOCAL ERROR RESPONSE'
									,'json_data':false
									,'http_status':Handle.status
									,'response_text':Handle.responseText
									,'http_conf':http_conf
								}
							);
						}
						if(rs['code']!=http_conf['jsonExpectCode']){
							return callback_function(
								{
									'json_flag':false
									,'json_code':rs['code']
									,'json_message':rs['message']
									,'json_data':rs['data']
									,'http_status':Handle.status
									,'response_text':Handle.responseText
									,'http_conf':http_conf
								}
							);
						}
						return callback_function(
							{
								'json_flag':true
								,'json_code':http_conf['jsonExpectCode']
								,'json_message':rs['message']
								,'json_data':rs['data']
								,'http_status':Handle.status
								,'response_text':Handle.responseText
								,'http_conf':http_conf
							}
						);
					}catch(e){
						//console.log(e);
						return callback_function(
							{
								'json_flag':false
								,'json_code':'100003'
								,'json_message':'ERROR RESPONSE'
								,'json_data':false
								,'http_status':Handle.status
								,'response_text':Handle.responseText
								,'http_conf':http_conf
							}
						);
					}
				}
				return callback_function({'http_status':Handle.status,'response_text':Handle.responseText,'http_conf':http_conf});
			}else{//Error
				return false;
			}
		}
		
		
		Handle.timeout = http_conf['time_out'];
		Handle.ontimeout = function(){
			return callback_function({'http_status':'-1','response_text':'HTTP TIMEOUT','http_conf':http_conf});
		}
		//
		if(post_method=='post'){
			Handle.open('POST',target,true);
		}else{
			Handle.open('GET',target,true);
		}
		Handle.setRequestHeader("Content-Type","application/x-www-form-urlencoded;");
		Handle.send(http_conf['post_data']);
		
		//http_conf['post_data'] = {};
		//console.log('x=>' + typeof http_conf['post_data']);
	}
	paged(total_num,page_this,page_set,space_option=3){
		page_this = parseInt(page_this);
		if(isNaN(page_this) || page_this<1){
			page_this = 1;
		}
		
		total_num = parseInt(total_num);
		if(isNaN(total_num) || page_this<1){
			page_this = 0;
		}
		
		page_set = parseInt(page_set);
		if(isNaN(page_set) || page_set<1){
			page_this = 1;
		}
		
		space_option = parseInt(space_option);
		if(isNaN(page_set) || page_set<1){
			page_this = 0;
		}
		
		
		
		var data = new Array;
		
		var page_total = Math.ceil(total_num/page_set);
		if(page_this>page_total){
			page_this = 1;
		}
		
		
		//当前页面
		var temp_this = [];
		temp_this[temp_this.length] = {'type':'id','id':page_this};
		
		
		//左侧
		var temp_left_paged = [];
		var ext_begin = 0;
		var ext_end = 0;
		ext_begin = page_this - space_option;
		ext_end = ext_begin + space_option - 1;
		for(var a=ext_begin;a<=ext_end;a++){
			if(a>=1){
				temp_left_paged[temp_left_paged.length] = {'type':'id','id':a};
			}
		}
		
		//右侧
		var temp_right_paged = [];
		var ext_begin = 0;
		var ext_end = 0;
		ext_begin = page_this + 1;
		ext_end = ext_begin + space_option - 1;
		for(var a=ext_begin;a<=ext_end;a++){
			if(a<=page_total){
				temp_right_paged[temp_right_paged.length] = {'type':'id','id':a};
			}
		}
		
		
		//左侧间隔
		var temp_left_space = [];
		if(page_this>(space_option+2)){
			temp_left_space[temp_left_space.length] = {'type':'space'};
		}
		
		//右侧间隔
		var temp_right_space = [];
		if((page_this+space_option+1)<page_total){
			temp_right_space[temp_right_space.length] = {'type':'space'};
		}
		
		
		
		
		//第一页
		var temp_begin = [];
		if(page_this>(space_option+1)){
			temp_begin[temp_begin.length] = {'type':'id','id':1};
		}
		
		
		//最后一页
		var temp_end = [];
		if(page_this<(page_total - space_option)){
			temp_end[temp_end.length] = {'type':'id','id':page_total};
		}
		
		
		var data = [];
		for(var a in temp_begin){
			data[data.length] = temp_begin[a];
		}
		for(var a in temp_left_space){
			data[data.length] = temp_left_space[a];
		}
		for(var a in temp_left_paged){
			data[data.length] = temp_left_paged[a];
		}
		for(var a in temp_this){
			data[data.length] = temp_this[a];
		}
		for(var a in temp_right_paged){
			data[data.length] = temp_right_paged[a];
		}
		for(var a in temp_right_space){
			data[data.length] = temp_right_space[a];
		}
		for(var a in temp_end){
			data[data.length] = temp_end[a];
		}
		
		for(var a in data){
			if(data[a]['type']=='id'){
				if(data[a]['id']==page_this){
					data[a]['position'] = 'this';
				}else if(data[a]['id']==1){
					data[a]['position'] = 'paged';
				}else if(data[a]['id']==page_total){
					data[a]['position'] = 'paged';
				}else{
					data[a]['position'] = 'paged';
				}
			}
		}
		
		return data;
	}	
	jsonDecode(Text){
		Text = Text.replace(/(^\s*)|(\s*$)/g,"");
		Text = Text.trim(Text);
		if(Text.length<=0){
		return false;
		}
		try{
			var rs = JSON.parse(Text);
			return rs;
		}catch(e){
			return false;
		}
	}
	
	timeUnix(offset=3){
		var data = 0;
		var now = new Date().getTime();//后3位为小数点
		now = now.toString();
		offset = parseInt(offset);
		if(isNaN(offset)||offset<1){
			offset = 0;
		}
		if(offset==0){
			data = now.substr(0,now.length - 3);
		}else if(offset==1){
			data = now.substr(0,now.length - 2);
		}else if(offset==2){
			data = now.substr(0,now.length - 1);
		}else if(offset==3){
			data = now.substr(0,now.length - 0);
		}else{
			data = now;
			for(var a=4;a<=offset;a++){
				data = data + '0';
			}
		}
		
		data = parseInt(data);
		if(isNaN(data)||data<1){
			offset = 0;
		}
		return data;
	}
	
	repl(){
		var eList = document.getElementsByClassName('ESTD_REPLCLS_IMG');
		for(var a=0;a<eList.length;a++){
			var t = eList[a].getAttribute('xsrc');
			if(t){
				eList[a].setAttribute('src',t);
				eList[a].removeAttribute('xsrc');
			}
		}
		var eList = document.getElementsByClassName('ESTD_REPLCLS_HTML');
		for(var a=0;a<eList.length;a++){
			var t = eList[a].getAttribute('xhtml');
			if(t){
				eList[a].innerHTML = t;
			}
		}
		var eList = document.getElementsByClassName('ESTD_REPLCLS_HREF');
		for(var a=0;a<eList.length;a++){
			var t = eList[a].getAttribute('xhref');
			if(t){
				eList[a].setAttribute('href',t);
			}
		}
	}
	
	parseText(str){
		str = str.toString();
		str = str.trim();
		return str;
	}
	
	
	
	
	
	
	
	
	
	
	
	htmlEncode(str){ 
		str = encodeURIComponent(str);
		
		//str = str.replace(/&/g, "&amp;");
		str = str.replace(/</g, "&lt;");
		str = str.replace(/>/g, "&gt;");
		str = str.replace(/ /g, "&nbsp;");
		str = str.replace(/"/g, "&quot;");
		return str;
    }
	
	paged2(total_num,page_this,set_num,set_left_option=3,set_right_option=3){
		var data = {};
		
		data['records_total'] = total_num;
		data['page_total'] = Math.ceil(total_num/set_num);
		data['page_this'] = page_this;
		
		data['data_list'] = new Array;
		
		
		//第一页
		if(data['page_this'] == 1){
			var opt = {};
			opt['page_type'] = 'page_this';
			opt['page_id'] = 1;
			data['data_list'][data['data_list'].length] = opt;
		}else{
			var opt = {};
			opt['page_type'] = 'page_option';
			opt['page_id'] = 1;
			data['data_list'][data['data_list'].length] = opt;
		}
		
		//间隔
		if(
			(data['page_this'] - 2) > set_left_option
		){
			var opt = {};
			opt['page_type'] = 'page_space';
			opt['page_id'] = '...';
			data['data_list'][data['data_list'].length] = opt;
		}
		
		//左侧
		var ptr_f = data['page_this'] - set_left_option;
		var ptr_e = data['page_this'];
		for(var a=ptr_f;a<ptr_e;a++){
			if(a>1){
				var opt = {};
				opt['page_type'] = 'page_option';
				opt['page_id'] = a;
				data['data_list'][data['data_list'].length] = opt;
			}
		}
		
		//中间
		if(data['page_this'] > 1){
			var opt = {};
			opt['page_type'] = 'page_this';
			opt['page_id'] = data['page_this'];
			data['data_list'][data['data_list'].length] = opt;
		}
		
		//右侧
		var ptr_f = data['page_this']+1;
		var ptr_e = ptr_f + set_right_option;
		for(var a=ptr_f;a<ptr_e;a++){
			if(a<=data['page_total']){
				var opt = {};
				opt['page_type'] = 'page_option';
				opt['page_id'] = a;
				data['data_list'][data['data_list'].length] = opt;
			}
		}
		
		
		//间隔
		if((data['page_this'] + set_right_option+1) < data['page_total']){
			var opt = {};
			opt['page_type'] = 'page_space';
			opt['page_id'] = '...';
			data['data_list'][data['data_list'].length] = opt;
		}
		
		//最后一页
		if((data['page_this'] + set_right_option) < data['page_total']){
			var opt = {};
			opt['page_type'] = 'page_option';
			opt['page_id'] = data['page_total'];
			data['data_list'][data['data_list'].length] = opt;
		}
		return data;
	}
	

	EUIS_STD_UnixToDate(timestamp,offset=1/10){
		var date = new Date(timestamp * offset);
		var rsYear = date.getFullYear();
		rsYear = rsYear.toString();
		
		var rsMonth = date.getMonth() + 1;
		rsMonth = rsMonth.toString();
		if(rsMonth.length<=1){
			rsMonth = '0' + rsMonth;
		}
		var rsDate = date.getDate();
		rsDate = rsDate.toString();
		if(rsDate.length<=1){
			rsDate = '0' + rsDate;
		}
		var rsHour = date.getHours();
		rsHour = rsHour.toString();
		if(rsHour.length<=1){
			rsHour = '0' + rsHour;
		}
		var rsMinute = date.getMinutes();
		rsMinute = rsMinute.toString();
		if(rsMinute.length<=1){
			rsMinute = '0' + rsMinute;
		}
		var rsSecond = date.getSeconds();
		rsSecond = rsSecond.toString();
		if(rsSecond.length<=1){
			rsSecond = '0' + rsSecond;
		}
		var rsText = '';
		rsText += rsYear + '-' + rsMonth + '-' + rsDate;
		rsText += ' ';
		rsText += rsHour + ':' + rsMinute + ':' + rsSecond;
		
		return rsText;
	}
	

	timeDate(set_ms=true){
		var obj = new Date();
		
		var year = obj.getFullYear(); // 获取当前年份
		var month = obj.getMonth() + 1; // 获取当前月份（注意需要加上1）

		
		
		var day = obj.getDate(); // 获取当前日期
		
		var hour = obj.getHours(); // 获取当前日期
		var min = obj.getMinutes(); // 获取当前日期
		var sec = obj.getSeconds(); // 获取当前日期
		var ms = obj.getMilliseconds(); // 获取当前日期
		
		var rs = '';
		rs += year;
		rs = rs.toString();
		
		month = month.toString();
		if(month.length<=1){
			rs += '-0' + month;
		}else{
			rs += '-' + month;
		}
		
		day = day.toString();
		if(day.length<=1){
			rs += '-0' + day;
		}else{
			rs += '-' + day;
		}
		
		hour = hour.toString();
		if(hour.length<=1){
			rs += ' 0' + hour;
		}else{
			rs += ' ' + hour;
		}
		
		min = min.toString();
		if(min.length<=1){
			rs += ':0' + min;
		}else{
			rs += ':' + min;
		}
		
		sec = sec.toString();
		if(sec.length<=1){
			rs += ':0' + sec;
		}else{
			rs += ':' + sec;
		}
		
		if(set_ms){
			ms = ms.toString();
			if(ms.length<=1){
				rs += ' 00' + ms;
			}else if(ms.length<=2){
				rs += ' 0' + ms;
			}else{
				rs += ' ' + ms;
			}
		}
		
		return rs;
	}
	
	
	
	parseInt(text){
		text = parseInt(text);
		if(isNaN(text) || text<1){
			text = 0;
		}
		return text;
	}
	
	
	

	
	test(){
		console.log('ESTD.test');
	}
	//
}
ESTD = new ESTD();
window.addEventListener('load',
	function(){
		ESTD.repl();
	}
);