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/**
* @1900-2100区间内的公历、农历互转
* @charset UTF-8
* @Author Jea杨(JJonline@JJonline.Cn)
* @Time 2014-7-21
* @Time 2016-8-13 Fixed 2033hex、Attribution Annals
* @Time 2016-9-25 Fixed lunar LeapMonth Param Bug
* @Time 2017-7-24 Fixed use getTerm Func Param Error.use solar year,NOT lunar year
* @Version 1.0.3
* @公历转农历：calendar.solar2lunar(1987,11,01); //[you can ignore params of prefix 0]
* @农历转公历：calendar.lunar2solar(1987,09,10); //[you can ignore params of prefix 0]
*/
const calendar = {
/**
* 农历1900-2100的润大小信息表
* @Array Of Property
* @return Hex
*/
lunarInfo: [
0x04bd8,
0x04ae0,
0x0a570,
0x054d5,
0x0d260,
0x0d950,
0x16554,
0x056a0,
0x09ad0,
0x055d2, //1900-1909
0x04ae0,
0x0a5b6,
0x0a4d0,
0x0d250,
0x1d255,
0x0b540,
0x0d6a0,
0x0ada2,
0x095b0,
0x14977, //1910-1919
0x04970,
0x0a4b0,
0x0b4b5,
0x06a50,
0x06d40,
0x1ab54,
0x02b60,
0x09570,
0x052f2,
0x04970, //1920-1929
0x06566,
0x0d4a0,
0x0ea50,
0x16a95,
0x05ad0,
0x02b60,
0x186e3,
0x092e0,
0x1c8d7,
0x0c950, //1930-1939
0x0d4a0,
0x1d8a6,
0x0b550,
0x056a0,
0x1a5b4,
0x025d0,
0x092d0,
0x0d2b2,
0x0a950,
0x0b557, //1940-1949
0x06ca0,
0x0b550,
0x15355,
0x04da0,
0x0a5b0,
0x14573,
0x052b0,
0x0a9a8,
0x0e950,
0x06aa0, //1950-1959
0x0aea6,
0x0ab50,
0x04b60,
0x0aae4,
0x0a570,
0x05260,
0x0f263,
0x0d950,
0x05b57,
0x056a0, //1960-1969
0x096d0,
0x04dd5,
0x04ad0,
0x0a4d0,
0x0d4d4,
0x0d250,
0x0d558,
0x0b540,
0x0b6a0,
0x195a6, //1970-1979
0x095b0,
0x049b0,
0x0a974,
0x0a4b0,
0x0b27a,
0x06a50,
0x06d40,
0x0af46,
0x0ab60,
0x09570, //1980-1989
0x04af5,
0x04970,
0x064b0,
0x074a3,
0x0ea50,
0x06b58,
0x05ac0,
0x0ab60,
0x096d5,
0x092e0, //1990-1999
0x0c960,
0x0d954,
0x0d4a0,
0x0da50,
0x07552,
0x056a0,
0x0abb7,
0x025d0,
0x092d0,
0x0cab5, //2000-2009
0x0a950,
0x0b4a0,
0x0baa4,
0x0ad50,
0x055d9,
0x04ba0,
0x0a5b0,
0x15176,
0x052b0,
0x0a930, //2010-2019
0x07954,
0x06aa0,
0x0ad50,
0x05b52,
0x04b60,
0x0a6e6,
0x0a4e0,
0x0d260,
0x0ea65,
0x0d530, //2020-2029
0x05aa0,
0x076a3,
0x096d0,
0x04afb,
0x04ad0,
0x0a4d0,
0x1d0b6,
0x0d250,
0x0d520,
0x0dd45, //2030-2039
0x0b5a0,
0x056d0,
0x055b2,
0x049b0,
0x0a577,
0x0a4b0,
0x0aa50,
0x1b255,
0x06d20,
0x0ada0, //2040-2049
/**Add By JJonline@JJonline.Cn**/
0x14b63,
0x09370,
0x049f8,
0x04970,
0x064b0,
0x168a6,
0x0ea50,
0x06b20,
0x1a6c4,
0x0aae0, //2050-2059
0x092e0,
0x0d2e3,
0x0c960,
0x0d557,
0x0d4a0,
0x0da50,
0x05d55,
0x056a0,
0x0a6d0,
0x055d4, //2060-2069
0x052d0,
0x0a9b8,
0x0a950,
0x0b4a0,
0x0b6a6,
0x0ad50,
0x055a0,
0x0aba4,
0x0a5b0,
0x052b0, //2070-2079
0x0b273,
0x06930,
0x07337,
0x06aa0,
0x0ad50,
0x14b55,
0x04b60,
0x0a570,
0x054e4,
0x0d160, //2080-2089
0x0e968,
0x0d520,
0x0daa0,
0x16aa6,
0x056d0,
0x04ae0,
0x0a9d4,
0x0a2d0,
0x0d150,
0x0f252, //2090-2099
0x0d520,
], //2100
/**
* 公历每个月份的天数普通表
* @Array Of Property
* @return Number
*/
solarMonth: [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31],
/**
* 天干地支之天干速查表
* @Array Of Property trans["甲","乙","丙","丁","戊","己","庚","辛","壬","癸"]
* @return Cn string
*/
Gan: [
"\u7532",
"\u4e59",
"\u4e19",
"\u4e01",
"\u620a",
"\u5df1",
"\u5e9a",
"\u8f9b",
"\u58ec",
"\u7678",
],
/**
* 天干地支之地支速查表
* @Array Of Property
* @trans["子","丑","寅","卯","辰","巳","午","未","申","酉","戌","亥"]
* @return Cn string
*/
Zhi: [
"\u5b50",
"\u4e11",
"\u5bc5",
"\u536f",
"\u8fb0",
"\u5df3",
"\u5348",
"\u672a",
"\u7533",
"\u9149",
"\u620c",
"\u4ea5",
],
/**
* 天干地支之地支速查表<=>生肖
* @Array Of Property
* @trans["鼠","牛","虎","兔","龙","蛇","马","羊","猴","鸡","狗","猪"]
* @return Cn string
*/
Animals: [
"\u9f20",
"\u725b",
"\u864e",
"\u5154",
"\u9f99",
"\u86c7",
"\u9a6c",
"\u7f8a",
"\u7334",
"\u9e21",
"\u72d7",
"\u732a",
],
/**
* 阳历节日
*/
festival: {
"1-1": { title: "元旦节" },
"2-14": { title: "情人节" },
"5-1": { title: "劳动节" },
"5-4": { title: "青年节" },
"6-1": { title: "儿童节" },
"9-10": { title: "教师节" },
"10-1": { title: "国庆节" },
"12-25": { title: "圣诞节" },
"3-8": { title: "妇女节" },
"3-12": { title: "植树节" },
"4-1": { title: "愚人节" },
"5-12": { title: "护士节" },
"7-1": { title: "建党节" },
"8-1": { title: "建军节" },
"12-24": { title: "平安夜" },
},
/**
* 农历节日
*/
lFestival: {
"12-30": { title: "除夕" },
"1-1": { title: "春节" },
"1-15": { title: "元宵节" },
"2-2": { title: "龙抬头" },
"5-5": { title: "端午节" },
"7-7": { title: "七夕节" },
"7-15": { title: "中元节" },
"8-15": { title: "中秋节" },
"9-9": { title: "重阳节" },
"10-1": { title: "寒衣节" },
"10-15": { title: "下元节" },
"12-8": { title: "腊八节" },
"12-23": { title: "北方小年" },
"12-24": { title: "南方小年" },
},
/**
* 返回默认定义的阳历节日
*/
getFestival() {
return this.festival;
},
/**
* 返回默认定义的内容里节日
*/
getLunarFestival() {
return this.lFestival;
},
/**
*
* @param param {Object} 按照festival的格式输入数据，设置阳历节日
*/
setFestival(param = {}) {
this.festival = param;
},
/**
*
* @param param {Object} 按照lFestival的格式输入数据，设置农历节日
*/
setLunarFestival(param = {}) {
this.lFestival = param;
},
/**
* 24节气速查表
* @Array Of Property
* @trans["小寒","大寒","立春","雨水","惊蛰","春分","清明","谷雨","立夏","小满","芒种","夏至","小暑","大暑","立秋","处暑","白露","秋分","寒露","霜降","立冬","小雪","大雪","冬至"]
* @return Cn string
*/
solarTerm: [
"\u5c0f\u5bd2",
"\u5927\u5bd2",
"\u7acb\u6625",
"\u96e8\u6c34",
"\u60ca\u86f0",
"\u6625\u5206",
"\u6e05\u660e",
"\u8c37\u96e8",
"\u7acb\u590f",
"\u5c0f\u6ee1",
"\u8292\u79cd",
"\u590f\u81f3",
"\u5c0f\u6691",
"\u5927\u6691",
"\u7acb\u79cb",
"\u5904\u6691",
"\u767d\u9732",
"\u79cb\u5206",
"\u5bd2\u9732",
"\u971c\u964d",
"\u7acb\u51ac",
"\u5c0f\u96ea",
"\u5927\u96ea",
"\u51ac\u81f3",
],
/**
* 1900-2100各年的24节气日期速查表
* @Array Of Property
* @return 0x string For splice
*/
sTermInfo: [
"9778397bd097c36b0b6fc9274c91aa",
"97b6b97bd19801ec9210c965cc920e",
"97bcf97c3598082c95f8c965cc920f",
"97bd0b06bdb0722c965ce1cfcc920f",
"b027097bd097c36b0b6fc9274c91aa",
"97b6b97bd19801ec9210c965cc920e",
"97bcf97c359801ec95f8c965cc920f",
"97bd0b06bdb0722c965ce1cfcc920f",
"b027097bd097c36b0b6fc9274c91aa",
"97b6b97bd19801ec9210c965cc920e",
"97bcf97c359801ec95f8c965cc920f",
"97bd0b06bdb0722c965ce1cfcc920f",
"b027097bd097c36b0b6fc9274c91aa",
"9778397bd19801ec9210c965cc920e",
"97b6b97bd19801ec95f8c965cc920f",
"97bd09801d98082c95f8e1cfcc920f",
"97bd097bd097c36b0b6fc9210c8dc2",
"9778397bd197c36c9210c9274c91aa",
"97b6b97bd19801ec95f8c965cc920e",
"97bd09801d98082c95f8e1cfcc920f",
"97bd097bd097c36b0b6fc9210c8dc2",
"9778397bd097c36c9210c9274c91aa",
"97b6b97bd19801ec95f8c965cc920e",
"97bcf97c3598082c95f8e1cfcc920f",
"97bd097bd097c36b0b6fc9210c8dc2",
"9778397bd097c36c9210c9274c91aa",
"97b6b97bd19801ec9210c965cc920e",
"97bcf97c3598082c95f8c965cc920f",
"97bd097bd097c35b0b6fc920fb0722",
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"97bcf97c359801ec95f8c965cc920f",
"97bd097bd07f595b0b6fc920fb0722",
"9778397bd097c36b0b6fc9210c8dc2",
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"97b6b97bd19801ec95f8c965cc920f",
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"9778397bd097c36c9210c9274c91aa",
"97b6b97bd19801ec9210c965cc920e",
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"7f0e397bd097c36b0b6fc9210c8dc2",
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"97b6b97bd19801ec9210c965cc920e",
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"97b6b97bd19801ec9210c965cc920e",
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"7f0e397bd097c35b0b6fc920fb0722",
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"97b6b97bd197c36c9210c9274c920e",
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"7f0e397bd07f595b0b0bc920fb0722",
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"9778397bd097c36c9210c9274c920e",
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"7f0e397bd097c36b0b6fc9210c8dc2",
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"7f0e37f1487f595b0b0bb0b6fb0722",
"7f0e397bd097c35b0b6fc9210c8dc2",
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"7f0e397bd097c35b0b6fc920fb0722",
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"7f0e397bd07f595b0b0bc920fb0722",
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"7f0e397bd097c35b0b6fc920fb0722",
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"7f07e7f0e47f531b0723b0b6fb0721",
"7f0e37f1487f531b0b0bb0b6fb0722",
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"7ec967f0e37f14998082b0723b06bd",
"7f07e7f0e37f14998083b0787b0721",
"7f0e27f0e47f531b0723b0b6fb0722",
"7f0e37f0e366aa89801eb072297c35",
"7ec967f0e37f14898082b0723b02d5",
"7f07e7f0e37f14998082b0787b0721",
"7f07e7f0e47f531b0723b0b6fb0722",
"7f0e36665b66aa89801e9808297c35",
"665f67f0e37f14898082b0723b02d5",
"7ec967f0e37f14998082b0787b0721",
"7f07e7f0e47f531b0723b0b6fb0722",
"7f0e36665b66a449801e9808297c35",
"665f67f0e37f14898082b0723b02d5",
"7ec967f0e37f14998082b0787b06bd",
"7f07e7f0e47f531b0723b0b6fb0721",
"7f0e36665b66a449801e9808297c35",
"665f67f0e37f14898082b072297c35",
"7ec967f0e37f14998082b0787b06bd",
"7f07e7f0e47f531b0723b0b6fb0721",
"7f0e26665b66a449801e9808297c35",
"665f67f0e37f1489801eb072297c35",
"7ec967f0e37f14998082b0787b06bd",
"7f07e7f0e47f531b0723b0b6fb0721",
"7f0e27f1487f531b0b0bb0b6fb0722",
],
/**
* 数字转中文速查表
* @Array Of Property
* @trans ['日','一','二','三','四','五','六','七','八','九','十']
* @return Cn string
*/
nStr1: [
"\u65e5",
"\u4e00",
"\u4e8c",
"\u4e09",
"\u56db",
"\u4e94",
"\u516d",
"\u4e03",
"\u516b",
"\u4e5d",
"\u5341",
],
/**
* 日期转农历称呼速查表
* @Array Of Property
* @trans ['初','十','廿','卅']
* @return Cn string
*/
nStr2: ["\u521d", "\u5341", "\u5eff", "\u5345"],
/**
* 月份转农历称呼速查表
* @Array Of Property
* @trans ['正','一','二','三','四','五','六','七','八','九','十','冬','腊']
* @return Cn string
*/
nStr3: [
"\u6b63",
"\u4e8c",
"\u4e09",
"\u56db",
"\u4e94",
"\u516d",
"\u4e03",
"\u516b",
"\u4e5d",
"\u5341",
"\u51ac",
"\u814a",
],
/**
* 返回农历y年一整年的总天数
* @param y lunar Year
* @return Number
* @eg:var count = calendar.lYearDays(1987) ;//count=387
*/
lYearDays: function (y) {
let i,
sum = 348;
for (i = 0x8000; i > 0x8; i >>= 1) {
sum += this.lunarInfo[y - 1900] & i ? 1 : 0;
}
return sum + this.leapDays(y);
},
/**
* 返回农历y年闰月是哪个月；若y年没有闰月 则返回0
* @param y lunar Year
* @return Number (0-12)
* @eg:var leapMonth = calendar.leapMonth(1987) ;//leapMonth=6
*/
leapMonth: function (y) {
//闰字编码 \u95f0
return this.lunarInfo[y - 1900] & 0xf;
},
/**
* 返回农历y年闰月的天数 若该年没有闰月则返回0
* @param y lunar Year
* @return Number (0、29、30)
* @eg:var leapMonthDay = calendar.leapDays(1987) ;//leapMonthDay=29
*/
leapDays: function (y) {
if (this.leapMonth(y)) {
return this.lunarInfo[y - 1900] & 0x10000 ? 30 : 29;
}
return 0;
},
/**
* 返回农历y年m月（非闰月）的总天数，计算m为闰月时的天数请使用leapDays方法
* @param y lunar Year
* @param m lunar Month
* @return Number (-1、29、30)
* @eg:var MonthDay = calendar.monthDays(1987,9) ;//MonthDay=29
*/
monthDays: function (y, m) {
if (m > 12 || m < 1) {
return -1;
} //月份参数从1至12，参数错误返回-1
return this.lunarInfo[y - 1900] & (0x10000 >> m) ? 30 : 29;
},
/**
* 返回公历(!)y年m月的天数
* @param y solar Year
* @param m solar Month
* @return Number (-1、28、29、30、31)
* @eg:var solarMonthDay = calendar.leapDays(1987) ;//solarMonthDay=30
*/
solarDays: function (y, m) {
if (m > 12 || m < 1) {
return -1;
} //若参数错误 返回-1
const ms = m - 1;
if (ms === 1) {
//2月份的闰平规律测算后确认返回28或29
return (y % 4 === 0 && y % 100 !== 0) || y % 400 === 0 ? 29 : 28;
} else {
return this.solarMonth[ms];
}
},
/**
* 农历年份转换为干支纪年
* @param lYear 农历年的年份数
* @return Cn string
*/
toGanZhiYear: function (lYear) {
var ganKey = (lYear - 3) % 10;
var zhiKey = (lYear - 3) % 12;
if (ganKey === 0) ganKey = 10; //如果余数为0则为最后一个天干
if (zhiKey === 0) zhiKey = 12; //如果余数为0则为最后一个地支
return this.Gan[ganKey - 1] + this.Zhi[zhiKey - 1];
},
/**
* 公历月、日判断所属星座
* @param cMonth [description]
* @param cDay [description]
* @return Cn string
*/
toAstro: function (cMonth, cDay) {
const s =
"\u9b54\u7faf\u6c34\u74f6\u53cc\u9c7c\u767d\u7f8a\u91d1\u725b\u53cc\u5b50\u5de8\u87f9\u72ee\u5b50\u5904\u5973\u5929\u79e4\u5929\u874e\u5c04\u624b\u9b54\u7faf";
const arr = [20, 19, 21, 21, 21, 22, 23, 23, 23, 23, 22, 22];
return (
s.substr(cMonth * 2 - (cDay < arr[cMonth - 1] ? 2 : 0), 2) + "\u5ea7"
); //座
},
/**
* 传入offset偏移量返回干支
* @param offset 相对甲子的偏移量
* @return Cn string
*/
toGanZhi: function (offset) {
return this.Gan[offset % 10] + this.Zhi[offset % 12];
},
/**
* 传入公历(!)y年获得该年第n个节气的公历日期
* @param y y公历年(1900-2100)
* @param n n二十四节气中的第几个节气(1~24)；从n=1(小寒)算起
* @return day Number
* @eg:var _24 = calendar.getTerm(1987,3) ;//_24=4;意即1987年2月4日立春
*/
getTerm: function (y, n) {
if (y < 1900 || y > 2100) {
return -1;
}
if (n < 1 || n > 24) {
return -1;
}
const _table = this.sTermInfo[y - 1900];
const _info = [
parseInt("0x" + _table.substr(0, 5)).toString(),
parseInt("0x" + _table.substr(5, 5)).toString(),
parseInt("0x" + _table.substr(10, 5)).toString(),
parseInt("0x" + _table.substr(15, 5)).toString(),
parseInt("0x" + _table.substr(20, 5)).toString(),
parseInt("0x" + _table.substr(25, 5)).toString(),
];
const _calcDay = [
_info[0].substr(0, 1),
_info[0].substr(1, 2),
_info[0].substr(3, 1),
_info[0].substr(4, 2),
_info[1].substr(0, 1),
_info[1].substr(1, 2),
_info[1].substr(3, 1),
_info[1].substr(4, 2),
_info[2].substr(0, 1),
_info[2].substr(1, 2),
_info[2].substr(3, 1),
_info[2].substr(4, 2),
_info[3].substr(0, 1),
_info[3].substr(1, 2),
_info[3].substr(3, 1),
_info[3].substr(4, 2),
_info[4].substr(0, 1),
_info[4].substr(1, 2),
_info[4].substr(3, 1),
_info[4].substr(4, 2),
_info[5].substr(0, 1),
_info[5].substr(1, 2),
_info[5].substr(3, 1),
_info[5].substr(4, 2),
];
return parseInt(_calcDay[n - 1]);
},
/**
* 传入农历数字月份返回汉语通俗表示法
* @param m lunar month
* @return Cn string
* @eg:var cnMonth = calendar.toChinaMonth(12) ;//cnMonth='腊月'
*/
toChinaMonth: function (m) {
// 月 => \u6708
if (m > 12 || m < 1) {
return -1;
} //若参数错误 返回-1
let s = this.nStr3[m - 1];
s += "\u6708"; //加上月字
return s;
},
/**
* 传入农历日期数字返回汉字表示法
* @param d lunar day
* @return Cn string
* @eg:var cnDay = calendar.toChinaDay(21) ;//cnMonth='廿一'
*/
toChinaDay: function (d) {
//日 => \u65e5
let s;
switch (d) {
case 10:
s = "\u521d\u5341";
break;
case 20:
s = "\u4e8c\u5341";
break;
case 30:
s = "\u4e09\u5341";
break;
default:
s = this.nStr2[Math.floor(d / 10)];
s += this.nStr1[d % 10];
}
return s;
},
/**
* 年份转生肖[!仅能大致转换] => 精确划分生肖分界线是"立春"
* @param y year
* @return Cn string
* @eg:var animal = calendar.getAnimal(1987) ;//animal='兔'
*/
getAnimal: function (y) {
return this.Animals[(y - 4) % 12];
},
/**
* 传入阳历年月日获得详细的公历、农历object信息 <=>JSON
* !important! 公历参数区间1900.1.31~2100.12.31
* @param yPara solar year
* @param mPara solar month
* @param dPara solar day
* @return JSON object
* @eg:console.log(calendar.solar2lunar(1987,11,01));
*/
solar2lunar: function (yPara, mPara, dPara) {
let y = parseInt(yPara);
let m = parseInt(mPara);
let d = parseInt(dPara);
//年份限定、上限
if (y < 1900 || y > 2100) {
return -1; // undefined转换为数字变为NaN
}
//公历传参最下限
if (y === 1900 && m === 1 && d < 31) {
return -1;
}
//未传参 获得当天
let objDate;
if (!y) {
objDate = new Date();
} else {
objDate = new Date(y, parseInt(m) - 1, d);
}
let i,
leap = 0,
temp = 0;
//修正ymd参数
y = objDate.getFullYear();
m = objDate.getMonth() + 1;
d = objDate.getDate();
let offset =
(Date.UTC(objDate.getFullYear(), objDate.getMonth(), objDate.getDate()) -
Date.UTC(1900, 0, 31)) /
86400000;
for (i = 1900; i < 2101 && offset > 0; i++) {
temp = this.lYearDays(i);
offset -= temp;
}
if (offset < 0) {
offset += temp;
i--;
}
//是否今天
let isTodayObj = new Date(),
isToday = false;
if (
isTodayObj.getFullYear() === y &&
isTodayObj.getMonth() + 1 === m &&
isTodayObj.getDate() === d
) {
isToday = true;
}
//星期几
let nWeek = objDate.getDay(),
cWeek = this.nStr1[nWeek];
//数字表示周几顺应天朝周一开始的惯例
if (nWeek === 0) {
nWeek = 7;
}
//农历年
const year = i;
leap = this.leapMonth(i); //闰哪个月
let isLeap = false;
//效验闰月
for (i = 1; i < 13 && offset > 0; i++) {
//闰月
if (leap > 0 && i === leap + 1 && isLeap === false) {
--i;
isLeap = true;
temp = this.leapDays(year); //计算农历闰月天数
} else {
temp = this.monthDays(year, i); //计算农历普通月天数
}
//解除闰月
if (isLeap === true && i === leap + 1) {
isLeap = false;
}
offset -= temp;
}
// 闰月导致数组下标重叠取反
if (offset === 0 && leap > 0 && i === leap + 1) {
if (isLeap) {
isLeap = false;
} else {
isLeap = true;
--i;
}
}
if (offset < 0) {
offset += temp;
--i;
}
//农历月
const month = i;
//农历日
const day = offset + 1;
//天干地支处理
const sm = m - 1;
const gzY = this.toGanZhiYear(year);
// 当月的两个节气
// bugfix-2017-7-24 11:03:38 use lunar Year Param `y` Not `year`
const firstNode = this.getTerm(y, m * 2 - 1); //返回当月「节」为几日开始
const secondNode = this.getTerm(y, m * 2); //返回当月「节」为几日开始
// 依据12节气修正干支月
let gzM = this.toGanZhi((y - 1900) * 12 + m + 11);
if (d >= firstNode) {
gzM = this.toGanZhi((y - 1900) * 12 + m + 12);
}
//传入的日期的节气与否
let isTerm = false;
let Term = null;
if (firstNode === d) {
isTerm = true;
Term = this.solarTerm[m * 2 - 2];
}
if (secondNode === d) {
isTerm = true;
Term = this.solarTerm[m * 2 - 1];
}
//日柱 当月一日与 1900/1/1 相差天数
const dayCyclical = Date.UTC(y, sm, 1, 0, 0, 0, 0) / 86400000 + 25567 + 10;
const gzD = this.toGanZhi(dayCyclical + d - 1);
//该日期所属的星座
const astro = this.toAstro(m, d);
const solarDate = y + "-" + m + "-" + d;
const lunarDate = year + "-" + month + "-" + day;
const festival = this.festival;
const lFestival = this.lFestival;
const festivalDate = m + "-" + d;
const lunarFestivalDate = month + "-" + day;
return {
date: solarDate,
lunarDate: lunarDate,
festival: festival[festivalDate] ? festival[festivalDate].title : null,
lunarFestival: lFestival[lunarFestivalDate]
? lFestival[lunarFestivalDate].title
: null,
lYear: year,
lMonth: month,
lDay: day,
Animal: this.getAnimal(year),
IMonthCn: (isLeap ? "\u95f0" : "") + this.toChinaMonth(month),
IDayCn: this.toChinaDay(day),
cYear: y,
cMonth: m,
cDay: d,
gzYear: gzY,
gzMonth: gzM,
gzDay: gzD,
isToday: isToday,
isLeap: isLeap,
nWeek: nWeek,
ncWeek: "\u661f\u671f" + cWeek,
isTerm: isTerm,
Term: Term,
astro: astro,
};
},
/**
* 传入农历年月日以及传入的月份是否闰月获得详细的公历、农历object信息 <=>JSON
* !important! 参数区间1900.1.31~2100.12.1
* @param y lunar year
* @param m lunar month
* @param d lunar day
* @param isLeapMonth lunar month is leap or not.[如果是农历闰月第四个参数赋值true即可]
* @return JSON object
* @eg:console.log(calendar.lunar2solar(1987,9,10));
*/
lunar2solar: function (y, m, d, isLeapMonth) {
y = parseInt(y);
m = parseInt(m);
d = parseInt(d);
isLeapMonth = !!isLeapMonth;
const leapOffset = 0;
const leapMonth = this.leapMonth(y);
const leapDay = this.leapDays(y);
if (isLeapMonth && leapMonth !== m) {
return -1;
} //传参要求计算该闰月公历 但该年得出的闰月与传参的月份并不同
if (
(y === 2100 && m === 12 && d > 1) ||
(y === 1900 && m === 1 && d < 31)
) {
return -1;
} //超出了最大极限值
const day = this.monthDays(y, m);
let _day = day;
//bugFix 2016-9-25
//if month is leap, _day use leapDays method
if (isLeapMonth) {
_day = this.leapDays(y, m);
}
if (y < 1900 || y > 2100 || d > _day) {
return -1;
} //参数合法性效验
//计算农历的时间差
let offset = 0;
let i;
for (i = 1900; i < y; i++) {
offset += this.lYearDays(i);
}
let leap = 0,
isAdd = false;
for (i = 1; i < m; i++) {
leap = this.leapMonth(y);
if (!isAdd) {
//处理闰月
if (leap <= i && leap > 0) {
offset += this.leapDays(y);
isAdd = true;
}
}
offset += this.monthDays(y, i);
}
//转换闰月农历 需补充该年闰月的前一个月的时差
if (isLeapMonth) {
offset += day;
}
//1900年农历正月一日的公历时间为1900年1月30日0时0分0秒(该时间也是本农历的最开始起始点)
const strap = Date.UTC(1900, 1, 30, 0, 0, 0);
const calObj = new Date((offset + d - 31) * 86400000 + strap);
const cY = calObj.getUTCFullYear();
const cM = calObj.getUTCMonth() + 1;
const cD = calObj.getUTCDate();
return this.solar2lunar(cY, cM, cD);
},
};
export default calendar;
