Calculation/app/public/js/wap/global.js

$(function () {
   $('a').on('click', function () {
       if ($(this).hasClass('show-loading')) {
           showWaitingView();
       }
   })
})
/**
 * 动态请求数据
 * @param {String} url - 请求链接
 * @param data - 提交数据
 * @param {function} successCallback - 返回成功回调
 * @param {function} errorCallBack - 返回失败回调
 */
const postData = function (url, data, successCallback, errorCallBack, showWaiting = true) {
    if (showWaiting) showWaitingView();
    $.ajax({
        type:"POST",
        url: url,
        data: {'data': JSON.stringify(data)},
        dataType: 'json',
        cache: false,
        timeout: 60000,
        beforeSend: function(xhr) {
            let csrfToken = Cookies.get('csrfToken');
            xhr.setRequestHeader('x-csrf-token', csrfToken);
        },
        success: function(result){
            if (result.err === 0) {
                if (successCallback) {
                    successCallback(result.data);
                }
            } else {
                toastr.error('error: ' + result.msg);
                if (errorCallBack) {
                    errorCallBack(result.msg);
                }
            }
            if (showWaiting) closeWaitingView();
        },
        error: function(jqXHR, textStatus, errorThrown){
            toastr.error('error: ' + textStatus + " " + errorThrown);
            if (errorCallBack) {
                errorCallBack();
            }
            if (showWaiting) closeWaitingView();
        }
    });
};

/**
 * 提示框
 *
 * @param string message
 * @param string type
 * @param string icon
 * @return void
 */
function toast(message, type, icon) {
    var toast = $(".toast");
    toast.addClass(type);
    toast.children('.message').html(message);
    var iconClass = 'fa-' + icon;
    toast.children('.icon').addClass(iconClass);
    toast.fadeIn(500);

    setTimeout(function() {
        toast.fadeOut('fast');
        toast.children('.message').text('');
        toast.children('.icon').removeClass(iconClass);
    }, 3000);
}

/**
 * 获取url中参数
 * @param variable
 * @returns {*}
 */
function getQueryVariable(variable) {
    var query = window.location.search.substring(1);
    var vars = query.split("&");
    for (var i=0;i<vars.length;i++) {
        var pair = vars[i].split("=");
        if(pair[0] == variable){return pair[1];}
    }
    return(false);
}

const zeroRange = 0.00000001;
function checkZero(value) {
    return value === null || value === undefined || (_.isNumber(value) && Math.abs(value) < zeroRange);
}
function checkFieldChange(o, n) {
    return o == n || ((!o || o === '') && (n === ''));
}

/**
 * 设置本地缓存
 *
 * @param {String} key
 * @param {String|Number} value
 * @return {void}
 */
function setLocalCache(key, value) {
    const storage = window.localStorage;
    if (!storage || key === '' || value === '') {
        return;
    }

    storage.setItem(key, value);
}

/**
 * 获取本地缓存
 *
 * @param {String} key
 * @return {String}
 */
function getLocalCache(key) {
    const storage = window.localStorage;
    if (!storage || key === '') {
        return null;
    }

    return storage.getItem(key);
}

/**
 * 移除本地缓存
 * @param {String} key
 * @returns {Boolean}
 */
function removeLocalCache(key) {
    const storage = window.localStorage;
    if (!storage || key === '') {
        return null;
    }
    return storage.removeItem(key);
}

function trimInvalidChar(str) {
    return $.trim(str).replace(/\n/g, '').replace(/\r/g, '').replace(/\t/g, '');
}

function cleanSymbols(str) {
    return $.trim(str).replace(/\\/g, '').replace(/\'/g, '').replace(/\"/g, '').replace(/\</g, '').replace(/\|/g, '');
}

//关闭等待窗口
function closeWaitingView() {
    bShowWaiting = false;
    const time = parseInt(new Date());
    setTimeout(function () {
        var bgDiv = document.getElementById("bgDiv");
        var msgDiv = document.getElementById("msgDiv");
        //移除背景遮罩层div
        if(bgDiv != null){
            document.body.removeChild(bgDiv);
        }
        //移除中间信息提示层div
        if(msgDiv != null){
            document.body.removeChild(msgDiv);
        }
    }, Math.max(beginWaitingTime - time + 500, 0));
}
//显示等待窗口
function showWaitingView() {
    // bShowWaiting = true;
    // setTimeout(function () {
    //     if (!bShowWaiting) return;
    //     beginWaitingTime = parseInt(new Date());
    //     var msgw = 300; //提示窗口的宽度
    //     var msgh = 100; //提示窗口的高度
    //
    //     var sWidth, sHeight;
    //     sWidth = document.body.clientWidth;
    //     sHeight = document.body.clientHeight;
    //
    //     //背景遮罩层div
    //     var bgObj = document.createElement("div");
    //     bgObj.setAttribute('id', 'bgDiv');
    //     bgObj.style.zIndex = '9998';
    //     bgObj.style.position = "absolute";
    //     bgObj.style.top = "0px";
    //     bgObj.style.background = "#888";
    //     bgObj.style.filter = "progid:DXImageTransform.Microsoft.Alpha(style=3,opacity=25,finishOpacity=75";
    //     bgObj.style.opacity = "0.6";
    //     bgObj.style.left = "0px";
    //     bgObj.style.width = sWidth + "px";
    //     bgObj.style.height = sHeight + "px";
    //     document.body.appendChild(bgObj);
    //
    //     //信息提示层div
    //     var msgObj = document.createElement("div");
    //     msgObj.style.zIndex = '9999';
    //     msgObj.setAttribute("id", "msgDiv");
    //     msgObj.setAttribute("align", "center");
    //     msgObj.style.position = "absolute";
    //     msgObj.style.font = "12px/1.6em Verdana, Geneva, Arial, Helvetica, sans-serif";
    //     msgObj.style.width = msgw + "px";
    //     msgObj.style.height = msgh + "px";
    //     msgObj.style.top = (document.documentElement.scrollTop + (sHeight - msgh) / 2) + "px";
    //     msgObj.style.left = (sWidth - msgw) / 2 + "px";
    //     document.body.appendChild(msgObj);
    //
    //     //中间等待图标
    //     document.getElementById("msgDiv").innerHTML = '<i class="fa fa-spinner fa-pulse fa-3x fa-fw"></i>';
    // }, 1000);
    beginWaitingTime = parseInt(new Date());
    var msgw = 300; //提示窗口的宽度
    var msgh = 100; //提示窗口的高度

    var sWidth, sHeight;
    sWidth = document.body.clientWidth;
    sHeight = document.body.clientHeight;

    //背景遮罩层div
    var bgObj = document.createElement("div");
    bgObj.setAttribute('id', 'bgDiv');
    bgObj.style.zIndex = '9998';
    bgObj.style.position = "absolute";
    bgObj.style.top = "0px";
    // bgObj.style.background = "#888";
    bgObj.style.filter = "progid:DXImageTransform.Microsoft.Alpha(style=3,opacity=25,finishOpacity=75";
    bgObj.style.opacity = "0.6";
    bgObj.style.left = "0px";
    bgObj.style.width = sWidth + "px";
    bgObj.style.height = sHeight + "px";
    document.body.appendChild(bgObj);

    //信息提示层div
    var msgObj = document.createElement("div");
    msgObj.style.zIndex = '9999';
    msgObj.setAttribute("id", "msgDiv");
    msgObj.setAttribute("align", "center");
    msgObj.style.position = "fixed";
    msgObj.style.font = "12px/1.6em Verdana, Geneva, Arial, Helvetica, sans-serif";
    msgObj.style.width = msgw + "px";
    msgObj.style.height = msgh + "px";
    // msgObj.style.top = (document.documentElement.scrollTop + (sHeight - msgh) / 2) + "px";
    msgObj.style.top = "50%";
    msgObj.style.left = (sWidth - msgw) / 2 + "px";
    document.body.appendChild(msgObj);

    //中间等待图标
    document.getElementById("msgDiv").innerHTML = '<i class="fa fa-spinner fa-pulse fa-3x fa-fw"></i>';
}