//页面初始化
$(function() {
    refreshAutosSalingTable();
});

//根据类型获取需要显示的列
function getColumns(){
    var columns = [
        {
            title : "索引",
            width : "50px",
            formatter : function(value, rowData, rowIndex) {
                return (rowIndex + 1);
            },
            styler : function(value, rowData, rowIndex){
                return {
                    "vertical-align" : "middle"
                };
            }
        },
        {
            title : "组名",
            field : "scalingGroupName",
            width : "25%",
            styler : function(value, rowData, rowIndex){
                return {
                    "vertical-align" : "middle"
                };
            }
        },
        {
            title : "IP",
            field : "ip",
            width : "25%",
            formatter : function(value, rowData, rowIndex) {
                var instances = rowData.scalingInstancess;
                if(instances == null || instances.length == 0){
                    return;
                }
                var ips = "";
                for(var index = 0;index < instances.length;index++){
                    var protectedB = instances[index].protectedFrom;
                    var message = "";
                    if(protectedB != null && protectedB != undefined){
                        if("TRUE" == protectedB.toUpperCase()){
                            message = "免于缩减";
                        }
                    }
                    if(message != ""){
                        ips += "<font color='#FF0000'>" + instances[index].ip + "：" + message + "</font><br>";
                    }else{
                        ips += instances[index].ip + "<br>";
                    }
                }
                return ips;
            },
            styler : function(value, rowData, rowIndex){
                return {
                    "vertical-align" : "middle"
                };
            }
        },
        {
            title : "期望容量",
            field : "desiredCapacity",
            width : "10%",
            styler : function(value, rowData, rowIndex){
                return {
                    "vertical-align" : "middle"
                };
            }
        },
        {
            title : "最少实例数",
            field : "minSize",
            width : "10%",
            styler : function(value, rowData, rowIndex){
                return {
                    "vertical-align" : "middle"
                };
            }
        },
        {
            title : "最多实例数",
            field : "maxSize",
            width : "10%",
            styler : function(value, rowData, rowIndex){
                return {
                    "vertical-align" : "middle"
                };
            }
        },
        {
            title : "操作",
            width : "100px",
            formatter : function(value, rowData, rowIndex) {
                var div = $("<div>");
                $("<button onclick=\"changeServer(\'"
                    + rowData.scalingGroupId + "\',\'"
                    + rowData.scalingGroupName + "\',\'"
                    + rowData.protectedFromCount + "\',\'"
                    + rowData.desiredCapacity + "\',\'"
                    + rowData.minSize + "\',\'"
                    + rowData.maxSize + "\')\">").addClass(
                    "btn btn-xs btn-success").html("扩充或缩减")
                    .appendTo(div);
                return div;
            },
            styler : function(value, rowData, rowIndex){
                return {
                    "vertical-align" : "middle"
                };
            }
        } ];
    return columns;
}

//刷新表格数据
function refreshAutosSalingTable() {
    var columns = getColumns();
    $("#autoscalingTable").table(
        {
            columnAutoWidth : false,
            url : contextPath + "autoScalingTool/autoscalingconfig?cloudType=" + $("#cloudType").val(),
            striped : true,
            loadFilter : function(data) {
                return defaultLoadFilter(data);
            },
            columns : columns
        });
}

//修改前原始数据,用于判断是否需要调用修改接口
var scalingGroupName;
var souScalingGroupId;
var souProtectedFromCount;
var souDesiredCapacity;
var souMinSize;
var souMaxSize;
//需要发布的版本
var souBranch;
//修改伸缩组
function changeServer(scalingGroupId, groupName, protectedFromCount, desiredCapacity, minSize, maxSize){
    scalingGroupName = groupName;
    souScalingGroupId = scalingGroupId;
    souProtectedFromCount = protectedFromCount;
    souDesiredCapacity = desiredCapacity;
    //souDesiredCapacity = 2;
    souMinSize = minSize;
    souMaxSize = maxSize;

    $("#myModalLabel").text("");
    $("#protectedFromCount").val("");
    $("#minSize").val("");
    $("#maxSize").val("");
    $("#desiredCapacity").val("");

    $("#myModalLabel").text(groupName + " : 扩充或缩减");
    $("#protectedFromCount").val(protectedFromCount);
    $("#minSize").val(minSize);
    $("#maxSize").val(maxSize);
    $("#desiredCapacity").val(desiredCapacity);
    $("#myModal").modal('show');
}

function changeOk(){
    //分支版本
    souBranch = $("#branch").val();
    if(souBranch == "" || souBranch == undefined){
        alert("需要发布的分支版本不能为空");
        return;
    }
    //异常处理
    if(souScalingGroupId == "" || souScalingGroupId == undefined
                || souProtectedFromCount == "" || souProtectedFromCount == undefined
                || souMinSize == "" || souMinSize == undefined
                || souMaxSize == "" || souMaxSize == undefined
                || souDesiredCapacity == "" || souDesiredCapacity == undefined){
        alert("异常,请重新点击 扩充或缩减 开始");
        return;
    }
    //受保护的实例数
    var protectedFromCount = $("#protectedFromCount").val();
    //最少实例数,大于等于受保护的实例数
    var minSize = $("#minSize").val();
    //最多实例数
    var maxSize = $("#maxSize").val();
    //期望实例数,大于等于最小实例数 小于等于最多实例数
    var desiredCapacity = $("#desiredCapacity").val();
    if((protectedFromCount == souProtectedFromCount) && (minSize == souMinSize)
                                                     && (maxSize == souMaxSize)
                                                     && (desiredCapacity == souDesiredCapacity)){
        alert("数据未做修改!");
        $("#myModal").modal('hide');
        return;
    }
    if(minSize < protectedFromCount){
        alert("期望调整的最小实例数 小于 受保护的实例数!");
        return;
    }else if(maxSize < minSize){
        alert("期望调整的最大实例数 小于 最小实例数!");
        return;
    }else if((desiredCapacity < minSize) || (desiredCapacity > maxSize)){
        alert("期望调整的容量必须在最小和最大实例数之间,最大<=容量>=最小!");
        return;
    }
    var showMessage;
    if(desiredCapacity == souDesiredCapacity){
        //基础信息修改,不涉及到缩容或者扩容
        showMessage = "";
    }else{
        if(desiredCapacity < souDesiredCapacity){
            showMessage = "缩容";
        }else if(desiredCapacity > souDesiredCapacity){
            showMessage = "扩容";
        }
    }

    if(confirm("是否确定要执行!")){
        $("#myModal").modal('hide');
        var parms = {};
        if(2 != $("#cloudType").val()){
            alert("暂时只提供腾讯云的操作!");
            return;
        }else{
            var qCloudParms = {};
            parms.cloudType = parseInt($("#cloudType").val());
            qCloudParms.scalingGroupId = souScalingGroupId;
            qCloudParms.minSize = parseInt(minSize);
            qCloudParms.maxSize = parseInt(maxSize);
            qCloudParms.desiredCapacity = parseInt(desiredCapacity);
            parms.qCloudParms = qCloudParms;
        }
        $.ajax({
            url: '/autoScalingTool/modifyScalingGroup?cloudType=' + parseInt($("#cloudType").val()),
            type: 'POST',
            data: qCloudParms,
            dataType: 'json',
            success: function (data) {
                if (!data || data.code != 200) {
                    alert('修改伸缩组失败:'+data.message);
                }else{
                    if(showMessage == "" || showMessage == undefined){
                        alert("修改基础信息成功!");
                        clear_Sour();
                        return;
                    }
                    $("#myModalMessageLabel").text(scalingGroupName + ":正在 " + showMessage);
                    $("#myModalMessage").modal('show');
                    $("#myModalMessage").unbind("keyup");
                    $(".modal-backdrop").unbind("click");
                    //清空
                    $("#resultScalingMessage").html("");
                    $("#closeButton").attr("disabled","disabled");
                    //1:开始伸缩通知,成功扩容后才能执行下一步
                    refCloudMessage(showMessage, Math.abs(souDesiredCapacity - desiredCapacity));
                }
            },
            error: function (e) {
                alert('系统异常');
                clear_Sour();
            }
        });
    }
}

function clear_Sour(){
    //清空
    souProtectedFromCount = "";
    souDesiredCapacity = "";
    souMinSize = "";
    souMaxSize = "";
}

//腾讯云:修改伸缩组后的下一个流程是查询伸缩活动
function refCloudMessage(showMessage, serverCount){
    var timestamp = Date.parse(new Date());
    var count = 0;
    var url = '/autoScalingTool/describeScalingActivity?scalingGroupId=' + souScalingGroupId + '&startTime=' + timestamp;
    writeToText("开始..........");
    var intervalIndex = setInterval(function() {
        $.ajax({
            url: url,
            type: 'POST',
            dataType: 'json',
            success: function (data) {
                if (!data || data.code != 200) {
                    responseError(data);
                }else{
                    var dataJson = data.data[0];
                    if(dataJson.succInsList == undefined || dataJson.succInsList.length != serverCount){
                        if(count == 0){
                            writeToText(dataJson.desciption);
                        }else{
                            writeToText("......");
                        }
                    }else{
                        writeToText("第 1 步:" + showMessage + " 成功!");
                        writeToText("...");
                        clearInterval(intervalIndex);
                        if(showMessage == "缩容"){
                            unDeploy();
                            writeToText("结束..........");
                            return;
                        }else{
                            //扩容成功后执行
                            deploy(dataJson.succInsList);
                        }
                    }
                }
                count += 1;
            },
            error: function (e) {
                requestError(url);
            }
        });
    }, 10000);
}

//写入消息
function writeToText(msg){
    var d = $("#resultScalingMessage").val();
    $("#resultScalingMessage").html(d + "&#13" + msg);
    var scrollTop = $("#resultScalingMessage")[0].scrollHeight;
    $("#resultScalingMessage").scrollTop(scrollTop);
}

//1:扩容成功后执行
function deploy(instanceIds){
    if(instanceIds == undefined){
        //发布完之后,显示关闭按钮
        $("#closeButton").removeAttr("disabled");
        return;
    }
    var instanceIdStr = "";
    for (var i = 0; i < instanceIds.length; i ++) {
        if(i == instanceIds.length - 1){
            instanceIdStr += instanceIds[i];
        }else{
            instanceIdStr += instanceIds[i] + ",";
        }
    }
    writeToText("实例ID为:" + instanceIdStr);
    writeToText("正在通过实例ID获取实例的内网ip:请稍后...");
    //2:根据实例id获取内网ip地址
    var ips = getIpByInstanceIds(instanceIdStr);
    writeToText("第 2 步:获取内网成功!");
    if(ips == undefined || ips == null || ips == ""){
        writeToText("系统异常,执行失败....");
        deployLaster();
        return;
    }
    writeToText("正在部署系统,请稍后...");
    //3:根据ip部署项目,得到消息id
    var messageId = deployProject(ips);
    writeToText("第 3 步:项目正在部署!")
    //3.1:发布项目的同时获取发布的消息,由于定时器是异步行为,故下一步骤智能在内部进行
    deployProjectGetMsg(messageId,ips);
}

//发布成功和失败都执行
function deployLaster(){
    //发布完之后,显示关闭按钮
    $("#closeButton").removeAttr("disabled");
    //成功后清空
    clear_Sour();
}

//2:根据实例id获取内网ip地址
function getIpByInstanceIds(instanceIds){
    var returnIps = "";
    var url = '/autoScalingTool/getQcloudDescribeInstances?ids=' + instanceIds;
    $.ajax({
        url: url,
        type: 'POST',
        dataType: 'json',
        async: false,
        success: function (data) {
            if (!data || data.code != 200) {
                responseError(data);
            }else{
                //组装内网ip
                var dataJson = data.data;
                if(dataJson == undefined){
                    writeToText("系统异常,执行失败....");
                    //发布完之后,显示关闭按钮
                    $("#closeButton").removeAttr("disabled");
                    return;
                }
                //展现
                var ips = "";
                for(var i = 0;i < dataJson.length;i++){
                    if(i == dataJson.length - 1){
                        ips += dataJson[i].lanIp;
                    }else{
                        ips += dataJson[i].lanIp + ",";
                    }
                    writeToText("实例id:" + dataJson[i].unInstanceId + " - ip:" + dataJson[i].lanIp);
                }
                returnIps = ips;
            }
        },
        error: function (e) {
            requestError(url);
        }
    });
    return returnIps;
}

//3:根据ip部署项目,返回部署的消息id,同步获取部署的进展
function deployProject(ips){
    var returnMessageId = "";
    var url = '/autoScalingTool/deployCloudProject?projectName='+scalingGroupName+'&ips='+ips+'&branch=' + souBranch + '&environment=qcloud';
    $.ajax({
        url: url,
        type: 'POST',
        dataType: 'json',
        async: false,
        success: function (data) {
            if (!data || data.code != 200) {
                responseError(data);
            }else{
                returnMessageId = data.data.messageids.split(',')[0];
            }
        },
        error: function (e) {
            requestError(url);
        }
    });
    return returnMessageId;
}

//3.1:发布项目的同时获取发布的消息
function deployProjectGetMsg(msgId, ips){
    var intervalIndexMsg = setInterval(function() {
        var url = contextPath + 'project/getbuildmsg?messageid=' + msgId+"&project="+scalingGroupName;
        $.ajax({
            url: url,
            type: 'POST',
            dataType: 'json',
            success: function (data3) {
                var obj2 = eval("(" + data3 + ")");
                var messagedata = obj2.data;
                if ((messagedata.message != "") && (messagedata.message != null) && (messagedata.message != undefined)) {
                    writeToText(messagedata.message);
                }
                //code为2 ,则结束
                var code = obj2.code;
                //只有状态2,3,4才表示系统部署成功与否
                if (code == 2 || code == 3 || code == 4) {
                    writeToText("第 3 步:系统部署成功!");
                    clearInterval(intervalIndexMsg);

                    //4:集成测试
                    integrationTest(ips);

                    //部署全部成功后执行
                    deployLaster();
                    writeToText("完毕..........");
                }
            },
            error: function (e) {
                requestError(url);
                clearInterval(intervalIndexMsg);
            }
        });
    }, 3000);
}

//4:集成测试
function integrationTest(ips){
    var url = '/autoScalingTool/integrationTest?cloudType='+$("#cloudType").val()+'&projectName='+scalingGroupName+'&ips='+ips;
    $.ajax({
        url: url,
        type: 'POST',
        dataType: 'json',
        async: false,
        success: function (data) {
            if (!data || data.code != 200) {
                responseError(data);
            }else{
                writeToText(" ");
                var dataJson = data.data;
                for (var i = 0; i < dataJson.length; i ++) {
                    writeToText(dataJson[i].ip + ":请求url:" + dataJson[i].url);
                    var state = dataJson[i].state;
                    var stateMsg;
                    if(state == 200){
                        stateMsg = "成功访问";
                    }else{
                        stateMsg = "访问失败";
                    }
                    writeToText("状态为:" + state + " - " + stateMsg);
                }
            }
        },
        error: function (e) {
            requestError(url);
        }
    });
    writeToText("第 4 步:集成测试完毕!");
}

//缩容成功后执行
function unDeploy(){

    //发布完之后,显示关闭按钮
    $("#closeButton").removeAttr("disabled");

    //成功后清空
    clear_Sour();
}

//请求接口异常
function requestError(api){
    writeToText('系统异常:' + api);
    deployLaster();
}

//接口返回异常
function responseError(data){
    if(!data){
        writeToText('返回数据异常:data为空');
    }else{
        writeToText('返回数据异常:code=' + data.code + ',message=' + data.message);
    }
    deployLaster();
}

function changeByCloudType(){
    refreshAutosSalingTable();
}