122 lines
2.7 KiB
JavaScript
122 lines
2.7 KiB
JavaScript
// 创建年份数据
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export const createYearList = (baseYear, span, startYear) => {
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const years = [];
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let nowYearIndex = -1;
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// 生成年份选项数据，往前span年
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for (let year = startYear ? startYear : baseYear - span; year <= baseYear + span; year++) {
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if (baseYear >= year) {
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nowYearIndex += 1;
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}
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years.push(year);
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}
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return {
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list: years,
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index: nowYearIndex
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}
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}
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// 创建月份数据
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export const createMonthList = (nowMonth, baseMonth = 1) => {
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const months = [];
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let nowMonthIndex = -1;
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for (let month = baseMonth; month <= 12; month ++) {
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if (nowMonth >= month) {
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nowMonthIndex += 1;
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}
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months.push(String(month).padStart(2, '0'));
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}
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return {
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list: months,
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index: nowMonthIndex
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}
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}
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// 创建天数数据
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export const createDayList = (year, month, nowDay, baseDay = 1) => {
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const days = [];
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let nowDayIndex = -1;
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// 可以选择的天，会根据月份有变化
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const maxDay = new Date(+year, +month, 0).getDate();
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for (let day = +baseDay; day <= maxDay; day ++) {
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if (nowDay >= day) {
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nowDayIndex += 1;
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}
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days.push(String(day).padStart(2, '0'));
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}
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return {
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list: days,
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index: nowDayIndex
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}
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}
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// 创建小时数数据
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export const createHourList = (nowHour, baseHour = 0) => {
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const hours = [];
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let nowHourIndex = -1;
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for (let hour = +baseHour; hour <= 23; hour ++) {
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if (+nowHour >= hour) {
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nowHourIndex += 1;
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}
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hours.push(String(hour).padStart(2, '0'));
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}
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return {
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list: hours,
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index: nowHourIndex
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}
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}
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// 创建分钟数数据
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export const createMinuteList = (nowMinute, baseMinute = 0) => {
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const minutes = [];
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let nowMinuteIndex = -1;
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for (let minute = +baseMinute; minute <= 59; minute ++) {
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if (+nowMinute >= minute) {
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nowMinuteIndex += 1;
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}
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minutes.push(String(minute).padStart(2, '0'));
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}
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return {
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list: minutes,
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index: nowMinuteIndex
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}
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}
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// 创建秒数数据
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export const createSecondList = (nowSecond, baseMinute = 0) => {
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const seconds = [];
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let nowSecondIndex = -1;
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for (let second = +baseMinute; second <= 59; second ++) {
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if (+nowSecond >= second) {
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nowSecondIndex += 1;
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}
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seconds.push(String(second).padStart(2, '0'));
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}
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return {
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list: seconds,
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index: nowSecondIndex
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}
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}
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// 生成日期字符串
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export const createDateStr = (year, month, day, hour, minute, second) => {
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let str = '';
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if (year) {
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str += `${year}年`
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}
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if (month) {
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str += `${month}月`
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}
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if (day) {
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str += `${day}日`
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}
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if (hour) {
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str += minute ? ` ${hour}:` : `${hour}`
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}
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if (minute) {
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str += second ? `${minute}:` : `${minute}`
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}
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if (second) {
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str += `${second}`
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}
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return str;
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} |