platform-project/src/productcenter/js/util.js

平台项目

module.exports = (function () {
    return {
        /**
         * 格式化时间
         * @param time 时间
         * @param spacer 日期与时间分隔符
         * 1531909984020 -> 2018-07-18 18:33:04
         */
        formatTime: function (time, spacer) {
            var spacer = spacer || ' ';
            var date = new Date(time);
            var year = date.getFullYear(),
                month = date.getMonth() + 1,
                day = date.getDate(),
                hour = date.getHours(),
                minute = date.getMinutes(),
                second = date.getSeconds();
            if (month < 10) {
                month = '0' + month;
            }
            if (day < 10) {
                day = '0' + day;
            }
            if (hour < 10) {
                hour = '0' + hour;
            }
            if (minute < 10) {
                minute = '0' + minute;
            }
            if (second < 10) {
                second = '0' + second;
            }
            return year + '-' + month + '-' + day + spacer + hour + ':' + minute + ':' + second;
        },
        getReplace: function (e) {
            var replacement = {
                "<": "&lt;",
                ">": "&gt;",
                "\"": "&quot;",
                "\u00ae": "&reg;",
                "\u00a9": "&copy;"
            };
            return replacement[e];
        },
        /**
         * 对文本进行编码
         * @param {source} source 
         * @param {crlf} crlf 
         */
        encodeHTML: function (source, crlf) {
            if (source == null) {
                return "";
            }

            if (crlf == null) {
                crlf = "";
            }
            return source.replace(new RegExp("[<>\"\\u00ae\\u00a9]", "g"), this.getReplace).replace(new RegExp("\\r?\\n", "g"), crlf);
        },
        /**
         * 发送ajax请求
         * @param {选项} opts 
         */
        doAjax: function (opts) {
            var _this = this;
            var method = opts.method || 'POST';
            var url = opts.url;
            var data = opts.data;

            $.ajax({
                url: url,
                method: method,
                data: data,
                success: function (data) {
                    if (data.code === 0) {
                        opts.success(data.data);
                    } else {
                        _this.prompt(data.message);
                    }
                },
                error: function () {
                    _this.prompt('网络错误！');
                }
            });
        },
        /**
         * 解析页面URL参数
         */
        parseURL: function (url) {
            var urlParaObj = {};
            var url = url || window.location.href;
            var qs = '';
            if (url.indexOf('?') > -1) {

                qs = url.substring(url.lastIndexOf("?") + 1);
                var items = qs.length > 0 ? qs.split('&') : [],
                    item = null,
                    name = null,
                    value = null;

                for (var i = 0; i < items.length; i++) {
                    item = items[i].split("=");
                    name = item[0];
                    value = item[1];

                    urlParaObj[name] = value;
                }
            }

            return urlParaObj;
        },
        substring: function (str, len) {
            if (!str) {
                return '';
            }
            if (str.length > len) {
                return str.substring(0, len - 1) + '...';
            }
            return str;
        },
        prompt: function(msg){
            var $textPromptMask = $('.text-prompt-mask');
            if ($textPromptMask.length === 0) {
                $textPromptMask = $('<div class="text-prompt-mask prompt-mask">' +
                '<div class="text-prompt prompt shadow">' +
                '<div class="title-area">' +
                '    <a href="javascript:;" class="close-btn"></a>' +
                '</div>' +
                '<p class="msg"></p>' +
                '<div class="btns-area">' +
                '    <a href="javascript:;" class="sure-btn blue-btn">确定</a>' +
                '</div>' +
                '</div></div>');
                $textPromptMask.find('.close-btn').on('click', function(){
                    $textPromptMask.addClass('hidden');
                });
                $textPromptMask.find('.sure-btn').on('click', function(){
                    $textPromptMask.addClass('hidden');
                });
                $('body').append($textPromptMask);
            }
            $textPromptMask.find('.msg').html(msg);
            $textPromptMask.removeClass('hidden');
        },
        deletePrompt: function () {
            var $textPromptMask = $('.delete-prompt-mask');
            if ($textPromptMask.length === 0) {
                $textPromptMask = $('<div class="text-prompt-mask delete-prompt-mask prompt-mask">' +
                    '<div class="text-prompt prompt shadow">' +
                    '<div class="title-area">' +
                    '    <a href="javascript:;" class="close-btn"></a>' +
                    '</div>' +
                    '<p class="msg"></p>' +
                    '<div class="btns-area">' +
                    '    <a href="javascript:;" class="sure-btn blue-btn">确定</a>' +
                    '</div>' +
                    '</div></div>');
                $textPromptMask.find('.close-btn').on('click', function () {
                    $textPromptMask.remove();
                });
                // $textPromptMask.find('.sure-btn').on('click', function () {
                //     $textPromptMask.addClass('hidden');
                // });
                $('body').append($textPromptMask);
            }
            $textPromptMask.find('.msg').html('确认删除该版本？');
            $textPromptMask.removeClass('hidden');
            return $textPromptMask;
        },
        doDownload: function (src) {
            // var _this = this;
            // this.doAjax({
            //     method: 'GET',
            //     url: src,
            //     success: function(data){
            //         var code = +data.code;
            //         if (code !== 0) {
            //             _this.prompt(data.message);
            //         }
            //     }
            // });
            var $iframe = $('#downloadIframe');
            if ($iframe.length > 0) {
                $iframe.remove();
            }
            var elemIF = $('<iframe id="downloadIframe" src=' + src + '></iframe>');
            $('body').append(elemIF);
        },
        handleEmptyText: function(text){
            return text || '暂无';
        },
        /**
         * 格式化文件大小=
         */
        sizeFormat: function(size){
            if (size < 1024) {  
                return size + ' B';  
            } else if (size < (1024*1024)) {  
                var temp = size / 1024;  
                temp = temp.toFixed(2);  
                return temp + ' KB';  
            } else if (size < (1024*1024*1024)) {  
                var temp = size / (1024*1024);  
                temp = temp.toFixed(2);  
                return temp + ' MB';  
            } else {  
                var temp = size / (1024*1024*1024);  
                temp = temp.toFixed(2);  
                return temp + ' GB';  
            }
        },
    }
})();