/*
 * 版 本 ADMS V2 Learun智慧校园 敏捷开发框架
 * Copyright (c) 2013-2018 北京泉江科技有限公司 
 * 创建人：Learun智慧校园-前 端 开 发 组
 * 日 期：2017.03.16
 * 描 述：时间日期的处理
 */
(function ($, learun) {
    "use strict";
    $.extend(learun, {
        // 字串转化成日期
        parseDate: function (strDate) {
            var myDate;
            if (strDate.indexOf("/Date(") > -1)
                myDate = new Date(parseInt(strDate.replace("/Date(", "").replace(")/", ""), 10));
            else
                myDate = new Date(Date.parse(strDate.replace(/-/g, "/").replace("T", " ").split(".")[0]));//.split(".")[0] 用来处理出现毫秒的情况，截取掉.xxx，否则会出错
            return myDate;
        },
        // 日期格式化v日期,format:格式
        formatDate: function (v, format) {
            if (!v) return "";
            var d = v;
            if (typeof v === 'string') {
                if (v.indexOf("/Date(") > -1)
                    d = new Date(parseInt(v.replace("/Date(", "").replace(")/", ""), 10));
                else
                    d = new Date(Date.parse(v.replace(/-/g, "/").replace("T", " ").split(".")[0]));//.split(".")[0] 用来处理出现毫秒的情况，截取掉.xxx，否则会出错
            }
            var o = {
                "M+": d.getMonth() + 1,  //month
                "d+": d.getDate(),       //day
                "h+": d.getHours(),      //hour
                "m+": d.getMinutes(),    //minute
                "s+": d.getSeconds(),    //second
                "q+": Math.floor((d.getMonth() + 3) / 3),  //quarter
                "S": d.getMilliseconds() //millisecond
            };
            if (/(y+)/.test(format)) {
                format = format.replace(RegExp.$1, (d.getFullYear() + "").substr(4 - RegExp.$1.length));
            }
            for (var k in o) {
                if (new RegExp("(" + k + ")").test(format)) {
                    format = format.replace(RegExp.$1, RegExp.$1.length == 1 ? o[k] : ("00" + o[k]).substr(("" + o[k]).length));
                }
            }
            return format;
        },
        // 获取当前时间;format为格式
        getDate: function (format, strInterval, Number) {
            var myDate = new Date();
            if (!!strInterval) {
                myDate = myDate.DateAdd(strInterval, Number);
            }
            var res = learun.formatDate(myDate, format);
            return res;
        },
        // 月
        getMonth: function () {
            var res = {
                begin: '',
                end: ''
            };
            var currentDate = learun.parseDate(learun.formatDate(new Date(), "yyyy-MM-01"));
            var endDate = currentDate.DateAdd('m', 1).DateAdd('d', -1);

            res.begin = learun.formatDate(currentDate, 'yyyy-MM-dd 00:00:00');
            res.end = learun.formatDate(endDate, 'yyyy-MM-dd 23:59:59');

            return res;
        },
        getPreMonth: function () {
            var res = {
                begin: '',
                end: ''
            };
            var currentDate = learun.parseDate(learun.formatDate(new Date(), "yyyy-MM-01"));
            var preMonth = currentDate.DateAdd('d', -1);

            res.begin = learun.formatDate(preMonth, 'yyyy-MM-01 00:00:00');
            res.end = learun.formatDate(preMonth, 'yyyy-MM-dd 23:59:59');

            return res;
        },
        // 季度
        getCurrentQuarter: function () {
            var currentDate = new Date();
            return learun.getQuarter(currentDate.getFullYear(), currentDate.getMonth());
        },
        getPreQuarter: function () {
            var currentDate = new Date().DateAdd('q', -1);
            return learun.getQuarter(currentDate.getFullYear(), currentDate.getMonth());
        },
        getQuarter: function (Year, month) {
            var res = {
                begin: '',
                end: ''
            };
            switch (month) {
                case 0:
                case 1:
                case 2:
                    res.begin = Year + "-01-01 00:00:00";
                    res.end = Year + "-03-31 23:59:59";
                    break;
                case 3:
                case 4:
                case 5:
                    res.begin = Year + "-04-01 00:00:00";
                    res.end = Year + "-06-30 23:59:59";
                    break;
                case 6:
                case 7:
                case 8:
                    res.begin = Year + "-07-01 00:00:00";
                    res.end = Year + "-09-30 23:59:59";
                    break;
                case 9:
                case 10:
                case 11:
                    res.begin = Year + "-10-01 00:00:00";
                    res.end = Year + "-12-31 23:59:59";
                    break;
            }
            return res;
        },
        // 年
        getYear: function () {
            var currentDate = new Date();
            var res = {
                begin: '',
                end: ''
            };
            var year = currentDate.getFullYear();
            res.begin = year + '-01-01 00:00:00';
            res.end = year + '-12-31 23:59:59';
            return res;
        },
        getPreYear: function () {
            var currentDate = new Date();
            var res = {
                begin: '',
                end: ''
            };
            var year = currentDate.getFullYear() - 1;
            res.begin = year + '-01-01 00:00:00';
            res.end = year + '-12-31 23:59:59';
            return res;
        },
        getFirstHalfYear: function () {
            var currentDate = new Date();
            var res = {
                begin: '',
                end: ''
            };
            var year = currentDate.getFullYear();
            res.begin = year + '-01-01 00:00:00';
            res.end = year + '-06-30 23:59:59';
            return res;
        },
        getSecondHalfYear: function () {
            var currentDate = new Date();
            var res = {
                begin: '',
                end: ''
            };
            var year = currentDate.getFullYear();
            res.begin = year + '-07-01 00:00:00';
            res.end = year + '-12-31 23:59:59';
            return res;
        },
        ////上周的开始时间
                 ////上周的结束时间
                 ////本周的开始时间
                 ////本周的结束时间
                 ////下周的开始时间
                 ////下周结束时间
                 getTime: function (n) {
            var now = new Date();
            var year = now.getFullYear();
            //因为月份是从0开始的,所以获取这个月的月份数要加1才行
            var month = now.getMonth() + 1;
            var date = now.getDate();
            var day = now.getDay();
            //判断是否为周日,如果不是的话,就让今天的day-1(例如星期二就是2-1)
            if (day !== 0) {
                n = n + (day - 1);
            } else {
                n = n + day;
            }
            if (day) {
                //这个判断是为了解决跨年的问题
                if (month > 1) {
                    month = month;
                }
                //这个判断是为了解决跨年的问题,月份是从0开始的
                else {
                    year = year - 1;
                    month = 12;
                }
            }
            now.setDate(now.getDate() - n);
            year = now.getFullYear();
            month = now.getMonth() + 1;
            date = now.getDate();
            var s = year + "-" + (month < 10 ? ('0' + month) : month) + "-" + (date < 10 ? ('0' + date) : date);
            return s;
        }
    });

    //+---------------------------------------------------  
    //| 日期计算  
    //+---------------------------------------------------  
    Date.prototype.DateAdd = function (strInterval, Number) {
        var dtTmp = this;
        switch (strInterval) {
            case 's': return new Date(Date.parse(dtTmp) + (1000 * Number));// 秒
            case 'n': return new Date(Date.parse(dtTmp) + (60000 * Number));// 分
            case 'h': return new Date(Date.parse(dtTmp) + (3600000 * Number));// 小时
            case 'd': return new Date(Date.parse(dtTmp) + (86400000 * Number));// 天
            case 'w': return new Date(Date.parse(dtTmp) + ((86400000 * 7) * Number));// 星期
            case 'q': return new Date(dtTmp.getFullYear(), (dtTmp.getMonth()) + Number * 3, dtTmp.getDate(), dtTmp.getHours(), dtTmp.getMinutes(), dtTmp.getSeconds());// 季度
            case 'm': return new Date(dtTmp.getFullYear(), (dtTmp.getMonth()) + Number, dtTmp.getDate(), dtTmp.getHours(), dtTmp.getMinutes(), dtTmp.getSeconds());// 月
            case 'y': return new Date((dtTmp.getFullYear() + Number), dtTmp.getMonth(), dtTmp.getDate(), dtTmp.getHours(), dtTmp.getMinutes(), dtTmp.getSeconds());// 年
        }
    }
    //+---------------------------------------------------  
    //| 比较日期差 dtEnd 格式为日期型或者 有效日期格式字符串  
    //+---------------------------------------------------  
    Date.prototype.DateDiff = function (strInterval, dtEnd) {
        var dtStart = this;
        if (typeof dtEnd == 'string')//如果是字符串转换为日期型  
        {
            dtEnd = learun.parseDate(dtEnd);
        }
        switch (strInterval) {
            case 's': return parseInt((dtEnd - dtStart) / 1000);
            case 'n': return parseInt((dtEnd - dtStart) / 60000);
            case 'h': return parseInt((dtEnd - dtStart) / 3600000);
            case 'd': return parseInt((dtEnd - dtStart) / 86400000);
            case 'w': return parseInt((dtEnd - dtStart) / (86400000 * 7));
            case 'm': return (dtEnd.getMonth() + 1) + ((dtEnd.getFullYear() - dtStart.getFullYear()) * 12) - (dtStart.getMonth() + 1);
            case 'y': return dtEnd.getFullYear() - dtStart.getFullYear();
        }
    }
    //+---------------------------------------------------  
    //| 取得当前日期所在月的最大天数  
    //+---------------------------------------------------  
    Date.prototype.MaxDayOfDate = function () {
        var myDate = this;
        //var ary = myDate.toArray();
        //var date1 = (new Date(ary[0], ary[1] + 1, 1));
        //var date2 = date1.DateAdd('m', 1);
        //var result = dateDiff(date1.Format('yyyy-MM-dd'), date2.Format('yyyy-MM-dd'));
        var date1 = learun.parseDate(learun.formatDate(myDate, 'yyyy-MM-01 00:00:00'));
        var date2 = date1.DateAdd('m', 1);
        var result = date1.DateDiff('d', date2);
        return result;
    }
    //---------------------------------------------------  
    // 判断闰年  
    //---------------------------------------------------  
    Date.prototype.isLeapYear = function () {
        return (0 == this.getYear() % 4 && ((this.getYear() % 100 != 0) || (this.getYear() % 400 == 0)));
    }
})(jQuery, top.learun);