优化组件/更新
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@@ -1,63 +1,159 @@
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import { Lunar, LunarInfoType } from './calendar';
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export type DateType = {
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fullDate: string;
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year: number;
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month: number;
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date: number;
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hour: number;
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minute: number;
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second: number;
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millisecond: number;
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day: number;
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isToday: boolean;
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lunar: string;
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fullDate : string;
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year : number;
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month : number;
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date : number;
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hour : number;
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minute : number;
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second : number;
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millisecond : number;
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day : number;
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isToday : boolean;
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lunar : string;
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};
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export type DateInfo = {
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year : number,
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month : number,
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day : number,
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hours : number,
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minutes : number,
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seconds : number,
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milliseconds : number
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};
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export class DateUtil {
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private lunar: Lunar;
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constructor () {
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private lunar : Lunar;
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private static readonly dateRegex = /^(\d{4})[-/](\d{1,2})[-/](\d{1,2})(?:[ T](\d{1,2}):(\d{1,2})(?::(\d{1,2})(?:\.(\d{1,3}))?)?)?(?:[ ]?(Z|[+-]\d{2}:\d{2}))?$/;
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constructor() {
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this.lunar = new Lunar();
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};
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/**
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* 计算阴历日期显示
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*/
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getlunar (year : number, month : number, date : number) : LunarInfoType {
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getlunar(year : number, month : number, date : number) : LunarInfoType {
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return this.lunar.solar2lunar(year, month, date)
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}
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/**
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* 解析时间戳
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*/
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parseTimestamp(timestamp : number) : DateInfo {
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let mTimestamp : number = timestamp;
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// 定义每个时间单位的毫秒数
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const millisecondsPerSecond : number = 1000;
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const millisecondsPerMinute = 60 * millisecondsPerSecond;
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const millisecondsPerHour = 60 * millisecondsPerMinute;
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const millisecondsPerDay = 24 * millisecondsPerHour;
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// 计算总天数
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let totalDays = Math.floor(mTimestamp / millisecondsPerDay);
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mTimestamp -= totalDays * millisecondsPerDay;
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// 计算年、月、日
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const startYear : number = 1970;
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let year = startYear;
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let month : number = 0;
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let day : number = 0;
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// 计算当前年是否为闰年
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const isLeapYear = (year : number) : boolean => (year % 4 == 0 && year % 100 != 0) || year % 400 == 0;
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// 计算年份
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while (true) {
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const daysInYear = isLeapYear(year) ? 366 : 365;
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if (totalDays >= daysInYear) {
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totalDays -= daysInYear;
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year++;
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} else {
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break;
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}
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}
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// 计算月份
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const daysInMonth = [31, isLeapYear(year) ? 29 : 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
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for (month = 0; month < daysInMonth.length; month++) {
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if (totalDays < daysInMonth[month]) {
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break;
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}
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totalDays -= daysInMonth[month];
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}
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month++; // 月份是从0开始的，所以需要+1
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day = totalDays + 1; // 加1是因为总天数已经减去了一整天的毫秒数
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// 计算小时、分钟、秒
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const hours = Math.floor(mTimestamp / millisecondsPerHour) % 24;
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mTimestamp -= hours * millisecondsPerHour;
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const minutes = Math.floor(mTimestamp / millisecondsPerMinute) % 60;
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mTimestamp -= minutes * millisecondsPerMinute;
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const seconds = Math.floor(mTimestamp / millisecondsPerSecond) % 60;
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const milliseconds = mTimestamp % millisecondsPerSecond;
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return {
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year,
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month,
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day,
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hours,
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minutes,
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seconds,
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milliseconds
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} as DateInfo;
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}
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/**
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* 获取任意时间
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*/
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getDate (date: string): DateType {
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let dd: Date = new Date();
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let hour = 0;
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let minute = 0;
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let second = 0;
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let milllisceond = 0;
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if (date !== '') {
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const datePart = date.split(" ");
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const dateData = datePart[0].split("-");
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const year = parseInt(dateData[0]);
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const month = parseInt(dateData[1]);
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const day = parseInt(dateData[2]);
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if (datePart.length > 1) {
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const timeData = datePart[1].split(":");
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hour = parseInt(timeData[0]);
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minute = parseInt(timeData[1]);
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const secondPart = timeData[2].split(".");
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second = parseInt(secondPart[0]);
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if (secondPart.length > 1) {
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milllisceond = parseInt(secondPart[1]);
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}
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getDate(date : string) : DateType {
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let dd : Date = new Date();
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// 使用正则表达式解析日期和时间
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const match = date.match(DateUtil.dateRegex);
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if (match != null && match[1] != null && match[2] != null && match[3] != null && match.length > 0) {
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// 解构匹配结果
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// const [_, year, month, day, hour, minute, second, milllisceond] = match;
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const yearR = parseInt(match[1]!, 10);
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const monthR = parseInt(match[2]!, 10);
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const dayR = parseInt(match[3]!, 10);
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let hourR = 0;
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if (match.length >= 5 && match[4] != null) {
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hourR = parseInt(match[4]!, 10);
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}
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let minuteR = 0;
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if (match.length >= 6 && match[5] != null) {
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minuteR = parseInt(match[5]!, 10);
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}
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let secondR = 0;
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if (match.length >= 7 && match[6] != null) {
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secondR = parseInt(match[6]!, 10);
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}
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let millisceondR = 0;
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if (match.length >= 8 && match[7] != null) {
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millisceondR = parseInt(match[7]!, 10);
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}
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let timezoneOffset: string | null = null;
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if (match.length >= 9 && match[8] != null) {
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timezoneOffset = match[8];
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}
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// 创建 Date 对象
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dd = new Date(yearR, monthR - 1, dayR, hourR, minuteR, secondR, millisceondR);
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// 应用时区偏移
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if (timezoneOffset != null && timezoneOffset != 'Z') {
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const offsetSign = (timezoneOffset.split(''))[0] == '+' ? 1 : -1;
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const offsetHours = 8 - parseInt(timezoneOffset.substring(1, 3), 10);
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const offsetMinutes = parseInt(timezoneOffset.substring(4, 6), 10);
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const offsetMilliseconds = (offsetHours * 60 + offsetMinutes) * 60 * 1000 * offsetSign;
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dd = new Date(dd.getTime() + offsetMilliseconds);
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}
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dd = new Date(year, month - 1, day, hour, minute, second, milllisceond);
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}
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const y = dd.getFullYear();
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const m = dd.getMonth() + 1;
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const d = dd.getDate();
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@@ -65,11 +161,11 @@ export class DateUtil {
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const M = dd.getMinutes();
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const s = dd.getSeconds();
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const ms = dd.getMilliseconds();
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let nowDate = y + '-' + m + '-' + d;
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const lunarData = this.getlunar(y, m, d);
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const data: DateType = {
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const data : DateType = {
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fullDate: nowDate,
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year: y,
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month: m,
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@@ -82,7 +178,7 @@ export class DateUtil {
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lunar: lunarData.IDayCn,
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isToday: this.getlunar(y, m, d).isToday
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};
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return data;
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};
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};
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};
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