lunar-lite
Version:
精简版的农历和阳历日期转换库。
83 lines (82 loc) • 3.5 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.getHeavenlyStemAndEarthlyBranchBySolarDate = exports.getHeavenlyStemAndEarthlyBranchByLunarDate = void 0;
var constants_1 = require("./constants");
var convertor_1 = require("./convertor");
var lunar_typescript_1 = require("lunar-typescript");
var utils_1 = require("./utils");
/**
* 通过农历获取生辰干支
*
* @param dateStr 农历日期 YYYY-MM-DD
* @param timeIndex 时辰索引【0～12】
* @param isLeap 是否为闰月
* @returns HeavenlyStemAndEarthlyBranchResult
*/
var getHeavenlyStemAndEarthlyBranchByLunarDate = function (dateStr, timeIndex, isLeap, options) {
if (options === void 0) { options = { year: "normal", month: "exact" }; }
var solarDate = (0, convertor_1.lunar2solar)(dateStr, isLeap);
return (0, exports.getHeavenlyStemAndEarthlyBranchBySolarDate)(solarDate.toString(), timeIndex, options);
};
exports.getHeavenlyStemAndEarthlyBranchByLunarDate = getHeavenlyStemAndEarthlyBranchByLunarDate;
/**
* 将阳历转化为干支纪年
*
* @param dateStr 公历日期 YYYY-MM-DD
* @param timeIndex 时辰索引【0～12】
* @returns HeavenlyStemAndEarthlyBranchResult
*/
var getHeavenlyStemAndEarthlyBranchBySolarDate = function (dateStr, timeIndex, options) {
if (options === void 0) { options = { year: "exact" }; }
var _a = (0, convertor_1.normalizeDateStr)(dateStr), year = _a[0], month = _a[1], date = _a[2];
var solar = lunar_typescript_1.Solar.fromYmdHms(year, month, date, Math.max(timeIndex * 2 - 1, 0), 30, 0);
var lunar = solar.getLunar();
var yearlyGan = (options === null || options === void 0 ? void 0 : options.year) === "normal"
? lunar.getYearGan()
: lunar.getYearGanByLiChun();
var yearlyZhi = (options === null || options === void 0 ? void 0 : options.year) === "normal"
? lunar.getYearZhi()
: lunar.getYearZhiByLiChun();
var yearly = [
yearlyGan,
yearlyZhi,
];
// 如果是初一换干支的话需要自己起五虎遁
var monthly = calculateMonthlyGanZhi(yearlyGan, lunar, options === null || options === void 0 ? void 0 : options.month);
var daily = [
lunar.getDayGanExact(),
lunar.getDayZhiExact(),
];
var hourly = [
lunar.getTimeGan(),
lunar.getTimeZhi(),
];
return {
yearly: yearly,
monthly: monthly,
daily: daily,
hourly: hourly,
toString: function () {
return "".concat(yearly.join(""), " ").concat(monthly.join(""), " ").concat(daily.join(""), " ").concat(hourly.join(""));
},
};
};
exports.getHeavenlyStemAndEarthlyBranchBySolarDate = getHeavenlyStemAndEarthlyBranchBySolarDate;
function calculateMonthlyGanZhi(yearlyGan, lunar, monthlyDivide) {
if (monthlyDivide === void 0) { monthlyDivide = "exact"; }
if (monthlyDivide === "exact") {
// 按节气
return [
lunar.getMonthGanExact(),
lunar.getMonthZhiExact(),
];
}
// 按初一
var fixLeap = lunar.getMonth() < 0 && lunar.getDay() > 15 ? 1 : 0;
var gan = constants_1.HEAVENLY_STEMS[(0, utils_1.fixIndex)(constants_1.HEAVENLY_STEMS.indexOf(constants_1.FIVE_TIGER[constants_1.HEAVENLY_STEMS.indexOf(yearlyGan)]) +
Math.abs(lunar.getMonth()) -
1 +
fixLeap, 10)];
var zhi = constants_1.MONTHLY_EARTHLY_BRANCHES[Math.abs(lunar.getMonth()) - 1 + fixLeap];
return [gan, zhi];
}