This lunar-date package provides class LunarDate and some utils function to convert solar date to lunar date Currently, the text of the 'animal' (can chi) of day, month, year are using Vietnamese.

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  import { LunarDate } from 'lunar-date';
  const lunarDate = new LunarDate(1, 1, 2024);
  console.log(lunarDate.getLunarDay()); // 1
  console.log(lunarDate.getLunarMonth()); // 1
  console.log(lunarDate.getLunarFullYear()); // 2024
  console.log(lunarDate.getSolarDate()); // 10
  console.log(lunarDate.getSolarMonth()); // 2
  console.log(lunarDate.getSolarFullYear()); // 2024
  console.log(lunarDate.getAnimalDayName()); // Giáp Thìn
  console.log(lunarDate.getAnimalMonthName()); // Bính Dần
  console.log(lunarDate.getAnimalYearName()); // Giáp Thìn

import {LunarDate} from 'lunar-date';
const lunarDate = LunarDate.fromSolarDate(7, 5, 2024);