var current_selected_monitor_type;
var current_selected_monitor_name;
var current_selected_monitor_keyword;
var current_selected_monitor_qindex = "pm25";

var tableData;

//对应widget.js中MyWidget实例化后的对象
var thisWidget

//当前页面业务
function initWidgetView(_thisWidget) {
    thisWidget = _thisWidget

    loadCountByUserid();

    $(".cnt_div a").on("click", function () {
        $(".cnt_div a").removeClass("select_btn"); 
        $(this).addClass("select_btn");
        current_selected_monitor_type = $(this).attr("_code");
        current_selected_monitor_name = $(this).attr("_name");  
        changeQindexSelection();
    });  
    //开始查询数据
    $("#btn").click(function () {
        current_selected_monitor_keyword = $('#search').val();
        throttling();
    });

    //绑定enter回车键事件
    $('#search').bind('keypress', function (event) {
        if (event.keyCode == "13") {
            current_selected_monitor_keyword = $('#search').val();
            throttling();
        }
      })


    $("#selectedALL").click(function() { 
        if (this.checked){ 
            $("input[name='selectedItem']:checkbox").each(function(){ 
                  $(this).prop("checked", true);  
            });
        } else {   
            $("input[name='selectedItem']:checkbox").each(function() {   
                  $(this).prop("checked", false);  
            });
        }  
    });
}

// 节流，防止用户点击多次请求多次
let timeout;
//需要定义在方法外
function throttling(){
	//先清理
	clearTimeout(timeout)	
	timeout = setTimeout(() => {
		reloadData(1)
	}, 500)
}

//加载count
function loadCountByUserid() {
    var backend_url = thisWidget.nodejs_url_predix + "dataapi/Bdata?bid=get_all_count_by_id&userid=" + thisWidget.userid;
    $.ajax({
        type: 'get',
        dataType: 'json',
        data: {},
        async: true,//同步
        url: backend_url,
        success: function (data) {
            var cntGroup = data.data.result;
            console.log(cntGroup)
            if (cntGroup != null) {
                for (var i = 0; i < cntGroup.length; i++) {
                    var j = i + 1;
                    var cntObj = cntGroup[i];
                    $("#count" + j).text(cntObj.count);
                    $("#countName" + j).text(cntObj.name);
                    $("#href" + j).attr("_code", cntObj.code);
                    $("#href" + j).attr("_name", cntObj.name);
                }
            }
        },
        error: function (request, textStatus) {
        }
    });
    var backend_url_taxi = thisWidget.nodejs_url_predix + "dataapi/Bdata?bid=get_count_all&datatype=" + thisWidget.datatype + "&datatime="+ thisWidget.datatime;
    $.ajax({
        type: 'get',
        dataType: 'json',
        data: {},
        async: true,//同步
        url : backend_url_taxi,
        success: function (data) {
            var cntGroup = data.data.result;
            if (cntGroup != null) {
                for(var i=0;i < cntGroup.length;i++){
                    var cntobj = cntGroup[i]
                    $("#count_all").text(cntobj.count_all);
                    $("#count_bus").text(cntobj.count_bus);
                    $("#count_taxi").text(cntobj.count_taxi);
                    $("#countName").text(cntobj.name);
                    $("#href4").attr("_code", cntobj.code);
                    $("#href4").attr("_name", cntobj.name);
                }
            }
        },
        error: function (request, textStatus) {
            haoutil.msg("系统后台错误，请联系管理员处理！");
        }
    });

}

$("#qindex_selection").change(function () {
    current_selected_monitor_qindex = $("#qindex_selection").val();
    reloadData(1);
});

function changeQindexSelection() {
    current_selected_monitor_qindex = "pm25";  // 重设qindex
    $("#qindex_selection").empty();
    var options = [];
    if (current_selected_monitor_type == 1001) {
        options = Object.keys(qindex_range_list_1001);
        console.log(options)
    } else if (current_selected_monitor_type == 1002) {
        options = Object.keys(qindex_range_list_1002);
    } else if (current_selected_monitor_type == 1003) {
        options = Object.keys(qindex_range_list_1003);
        current_selected_monitor_qindex = "tsp";
    } else {
        options = Object.keys(qindex_range_list_1004_and_other);
    }
    options.forEach(element => $("#qindex_selection").append("<option value='" + element + "'>" + element + "</option>"));
    $("#qindex_selection").find("option[value=pm25]").text("PM₂.₅");
    $("#qindex_selection").find("option[value=pm10]").text("PM₁₀");
    $("#qindex_selection").find("option[value=no]").text("NO");
    $("#qindex_selection").find("option[value=nox]").text("NOₓ");
    $("#qindex_selection").find("option[value=no2]").text("NO₂");
    $("#qindex_selection").find("option[value=co]").text("CO");
    $("#qindex_selection").find("option[value=so2]").text("SO₂");
    $("#qindex_selection").find("option[value=o3]").text("O₃");
    $("#qindex_selection").find("option[value=o31]").text("O₃₁");
    $("#qindex_selection").find("option[value=o38]").text("O₃₈");
    $("#qindex_selection").find("option[value=aqi]").text("AQI");
    $("#qindex_selection").find("option[value=tsp]").text("TSP");

}

function reloadData(page){
    $("#searchInfo").empty();
    var avgnam = 30; //每页显示个数
    var backend_url = thisWidget.nodejs_url_predix + "dataapi/Bdata?bid=get_" + current_selected_monitor_type + "_list_keyword&datatype=" + thisWidget.datatype + "&datatime=" + thisWidget.datatime +"&userid=" + thisWidget.userid+ "&qindex=" + current_selected_monitor_qindex +"&keyword=" + current_selected_monitor_keyword + "&pageno="+page+"&pagesize="+avgnam;
        $.ajax({
          type:"GET",
          url:backend_url,
          dataType:"json",
          success:function(data){
            tableData = data.data.result;
            if(current_selected_monitor_keyword == null){
                haoutil.msg("请输入关键字！！！")
                return;
            }
            if(tableData == null){
                haoutil.msg("请选择查询类别！！！")
                return;
            }
            if(tableData.length == 0){
                haoutil.msg("无查询结果，请更换查询条件！")
                return;
            }          
            var newsTotalNum = data.data.counter.counter; //记录的总条数
            var pageNum = Math.ceil(newsTotalNum/avgnam); //分页的总页数
            
            for(var i=0;i<tableData.length;i++){
                var j = (page-1)*avgnam + i + 1;
                var topObj = tableData[i];
                topObj = changeNullAndundefinedToEmpty(topObj);
                var content = "<tr _siteid='" + topObj.code + "' _lon='" + topObj.lon + "' _lat='" + topObj.lat + "' onmouseover='over(this)' onmouseout='out(this)' ><td><input id='items' type='checkbox' name='selectedItem' value='" + j + "' /></td><td>" + j + "</td><td onclick='locateAndShowDetail(this)'>" + topObj.code + "</td><td onclick='locateAndShowDetail(this)'>" + topObj.name + "</td><td><font color='" + getLayerPointColorByQindexandValue(current_selected_monitor_type, current_selected_monitor_qindex, topObj[current_selected_monitor_qindex]) + "'>" + topObj[current_selected_monitor_qindex] + "</font></td></tr>"
                $("#searchInfo").append(content);
            }
            var content1 = '<div class="am-cf">' +
                '共 '+newsTotalNum+' 条记录 / '+pageNum+'页' +
                '</div>';
            var content2 = '<div class="pageDiv">' + 
            '<ul class="am-pagination">';
            // 判断前面是否还有页面
            if(page == 1){
                content2 += '<li class="am-disabled"><a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" >«</a></li>';
            }else{
                content2 += '<li><a href="javascript:reloadData('+(page-1)+')" rel="external nofollow" >«</a></li>';
            }
            if (pageNum <= 3 ) {//总页数小于五页，则加载所有页                
                for (var i=1; i <= pageNum; i++) {
                    if (i == page) {
                        content2 += '<li class="am-active"><a href="javascript:reloadData('+i+')" rel="external nofollow" rel="external nofollow" >'+i+'</a></li>';
                    }else{
                        content2 += '<li><a href="javascript:reloadData('+i+')" rel="external nofollow" rel="external nofollow" >'+i+'</a></li>';
                    }
                };
                $('#page').append(content2);
                // return;
            }else if (pageNum > 3) {//总页数大于五页，则加载五页
                if (page < 3) {//当前页小于3，加载1-3页
                    for (var i=1; i <= 3; i++) {
                        if (i == page) {
                            content2 += '<li class="am-active"><a href="javascript:reloadData('+i+')" rel="external nofollow" rel="external nofollow" >'+i+'</a></li>';

                        }else{
                            content2 += '<li><a href="javascript:reloadData('+i+')" rel="external nofollow" rel="external nofollow" >'+i+'</a></li>';
                        }
                    };
                    if (page <= pageNum-2) {//最后一页追加“...”代表省略的页
                        content2 += "<li><a>...</a></li>";
                    }
                    $('#page').append(content2);
                    // return;
                }else if (page >= 3) {//当前页大于3页
                    for (var i=1; i <= 2; i++) {//1,2页码始终显示
                        content2 += '<li><a href="javascript:reloadData('+i+')" rel="external nofollow" rel="external nofollow" >'+i+'</a></li>';
                    }
                    content2 += "<li><a>...</a></li>";//2页码后面用...代替部分未显示的页码
                    if (page+1 == pageNum) {//当前页+1等于总页码
                        for(i = page-1; i <= pageNum; i++){//“...”后面跟三个页码当前页居中显示
                            if (i == page) {
                                content2 += '<li class="am-active"><a href="javascript:reloadData('+i+')" rel="external nofollow" rel="external nofollow" >'+i+'</a></li>';

                            }else{
                                content2 += '<li><a href="javascript:reloadData('+i+')" rel="external nofollow" rel="external nofollow" >'+i+'</a></li>';
                            }
                        }
                    }else if (page == pageNum) {//当前页数等于总页数则是最后一页页码显示在最后
                        for(var i = page-2; i <= pageNum; i++){//...后面跟三个页码当前页居中显示
                            if (i == page) {
                                content2 += '<li class="am-active"><a href="javascript:reloadData('+i+')" rel="external nofollow" rel="external nofollow" >'+i+'</a></li>';

                            }else{
                                content2 += '<li><a href="javascript:reloadData('+i+')" rel="external nofollow" rel="external nofollow" >'+i+'</a></li>';
                            }
                        }
                    }else{//当前页小于总页数，则最后一页后面跟...
                        for(var i = page-1; i <= page+1; i++){//dqPage+1页后面...
                            if (i == page) {
                                content2 += '<li class="am-active"><a href="javascript:reloadData('+i+')" rel="external nofollow" rel="external nofollow" >'+i+'</a></li>';

                            }else{
                                content2 += '<li><a href="javascript:reloadData('+i+')" rel="external nofollow" rel="external nofollow" >'+i+'</a></li>';
                            }
                        }
                        content2 += "<li><a>...</a></li>";
                    }
                    $('#page').append(content2);
                    // return;
                }
            }
            // 判断后面是否还有页面
            if(page == pageNum){
                content2 += '<li class="am-disabled"><a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" >»</a></li>';
            }else{
                content2 += '<li><a href="javascript:reloadData('+(page+1)+')" rel="external nofollow" >»</a></li>';
            }
            content2 += '</ul>' +
                  '</div>';
            $("#pageID").empty();
            $("#pageID").append(content1);
            $("#page").empty();
            $("#page").append(content2);
          }
        });
    }

      function over(obj) {
        $('#searchInfo tr').removeClass("over_tr");
        $(obj).addClass("over_tr");
    }
    
    function out(obj) {
    
        $(obj).removeClass("over_tr");
    }
    
    function locateAndShowDetail(obj) {
        $('#searchInfo tr').removeClass("select_tr");
        let parentObj = $(obj).parent();
    
        $(parentObj).addClass("select_tr");
        var siteId = $(parentObj).attr("_siteid");
        var lon = $(parentObj).attr("_lon");
        var lat = $(parentObj).attr("_lat");
    
        if (lon && lon != '/') {
            thisWidget.locateAndHighlight(lon, lat);
        }
        if (current_selected_monitor_type != 100500) {
            thisWidget.showDetailedWindow({ "nodejs_url_predix": thisWidget.nodejs_url_predix, "datatype": thisWidget.datatype, "selected_qindex": current_selected_monitor_qindex, "datatime": thisWidget.datatime, "layerid": current_selected_monitor_type, "siteid": siteId });
        }
    }


    function setTopNname(count) {
        $("#topN_name").html("Top" + count);
    
    }
    
    function highlightSelected() {
    
        var obj = document.getElementsByName('selectedItem'); //选择所有name="'selectedItem'"的对象，返回数组 
        // var first_value = document.getElementById('items').value; //选择所有value="'值'
        var selectedItem = [];
        for (var i = 0; i < obj.length; ++i) {
            if (obj[i].checked) {
                // selectedItem[selectedItem.length] = tableData[i+(first_value-1)];
                selectedItem[selectedItem.length] = tableData[i];
            }
        }
    
        if (selectedItem.length <= 0) {
            haoutil.msg("请勾选");
        } else {
            //console.log(selectedItem);
            thisWidget.HighlightMulti(current_selected_monitor_type, current_selected_monitor_qindex, selectedItem);
        }
    }