const formatNumber = n => {
|
n = n.toString()
|
return n[1] ? n : '0' + n
|
}
|
function getCurrentDate(){// 获取当前时间
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let date = new Date();
|
let currentYears=date.getFullYear();
|
let currentMonths=date.getMonth()+1;
|
let currentDay=date.getDate();
|
let currentHours=date.getHours();
|
let currentMinute=date.getMinutes();
|
|
var mm=[currentMonths].map(formatNumber)
|
var dd=[currentDay].map(formatNumber)
|
var hh=[currentHours].map(formatNumber)
|
var min=[currentMinute].map(formatNumber)
|
|
return currentYears+'年'+mm+'月'+dd+'日'+hh+':'+min;
|
}
|
|
function GetMultiIndex(){ //一点开picker的选中设置
|
|
return [0,0,0,0,0]; //现在全部列，默认选第一个选项,其实这一步多余，可以直接在data里面定义
|
}
|
|
function loadYears(startYear,endYear){//获取年份
|
/**
|
* params参数
|
* startYear 当前年份
|
* endYear 循环结束月份 ，比如 5 年内 newDate().getFullYear() + 4，客户说只能预约两年内
|
* return 年份数组
|
*/
|
let years=[];
|
for (let i = startYear; i <= endYear; i++) {
|
years.push("" + i+"年");
|
}
|
return years;//返回年份数组
|
}
|
|
|
function loadMonths(startMonth,endMonth){//获取月份
|
/**
|
* params参数
|
* startMonth 当前月份
|
* endMonth 循环结束月份，一般为 12个月
|
* return 月份数组
|
*/
|
let months=[];
|
for (let i = startMonth; i <= endMonth; i++) {
|
if (i < 10) {
|
i = "0" + i;
|
}
|
months.push("" + i+"月");
|
}
|
return months;//返回月份数组
|
}
|
|
|
function loadDays(currentYears,selectedMonths,startDay){ //获取日期
|
/**
|
* params参数
|
* currentYears 当前年份
|
* selectedMonths 当前选择的月份
|
* startDay 循环开始日 一般为1号， 希望从当前月份开始 ，startDay=currentDay
|
* return 日期数组
|
*/
|
let days=[];
|
if (selectedMonths == 1 || selectedMonths == 3 || selectedMonths == 5 || selectedMonths == 7 || selectedMonths == 8 || selectedMonths == 10 || selectedMonths == 12) { //判断31天的月份，可以用正则简化
|
for (let i = startDay; i <= 31; i++) {
|
if (i < 10) {
|
i = "0" + i;
|
}
|
days.push("" + i+'日');
|
}
|
} else if (selectedMonths == 4 || selectedMonths == 6 || selectedMonths == 9 || selectedMonths == 11) { //判断30天的月份
|
for (let i = startDay; i <= 30; i++) {
|
if (i < 10) {
|
i = "0" + i;
|
}
|
days.push("" + i+'日');
|
}
|
} else if (selectedMonths == 2) { //判断2月份天数
|
let year = currentYears
|
if (((year % 400 == 0) || (year % 100 != 0)) && (year % 4 == 0)) {//闰年
|
for (let i = startDay; i <= 29; i++) {
|
if (i < 10) {
|
i = "0" + i;
|
}
|
days.push("" + i+'日');
|
}
|
|
} else {//不是闰年
|
for (let i = startDay; i <= 28; i++) {
|
if (i < 10) {
|
i = "0" + i;
|
}
|
days.push("" + i+'日');
|
}
|
}
|
}
|
return days;//返回日期数组
|
}
|
|
|
function loadHours(startHour,endHour){//获取小时
|
/**
|
* params参数
|
* startHour 循环开始小时 一般为 0点， 希望从当前小时开始 startHour=currentHours
|
* endHour 循环当前小时 ,一般为24个小时
|
* return 小时数组
|
*/
|
let hours=[];
|
for (let i = startHour; i < endHour ; i++) {
|
// if (i < 10) {//看需求要不要加在前面+‘0’
|
// i = "0" + i;
|
// }
|
hours.push("" + i+"时");
|
}
|
return hours;//返回小时数组
|
}
|
|
|
function loadMinutes(startMinute,endMinute){//获取分钟
|
/**
|
* params参数
|
* startMinute 循环开始分钟 一般为 0 开始，从当前分钟开始 startMinute=currentMinutes
|
* endMinute 循环当前秒 ，一般为60分钟
|
* return 分钟数组
|
*/
|
let minutes=[];
|
for (let i = startMinute; i < endMinute ; i++) {
|
if (i < 10) {
|
i = "0" + i;
|
}
|
minutes.push("" + i+"分");
|
}
|
return minutes;//返回分钟数组
|
}
|
|
//我没有用到秒，可以参考分钟的写法
|
|
function loadPickerData(){ //将Picker初始数据，开始时间设置为当前时间
|
let date1 = new Date();
|
let currentYears=date1.getFullYear();
|
let currentMonths=date1.getMonth()+1;
|
let currentDay=date1.getDate();
|
let currentHours=date1.getHours();
|
let currentMinute=date1.getMinutes();
|
|
// 下面调用 自定义方法
|
|
//获取年份 loadYears(startYear,endYear)
|
//获取月份 loadMonths(startMonth,endMonth)
|
//获取日期 loadDays(currentYears,currentMonths,startDay)
|
//获取小时 loadHours(startHour,endHour)
|
//获取分钟 loadMinutes(startMinute,endMinute)
|
|
let years = loadYears(currentYears,date1.getFullYear() + 1) //客户说只能预约两年内,+1
|
let months = loadMonths(currentMonths,12)
|
let days = loadDays(currentYears,currentMonths,currentDay)
|
let hours = loadHours(currentHours,24)
|
let minutes = loadMinutes(currentMinute,60)
|
|
return [years, months, days, hours, minutes]
|
}
|
|
//导出
|
module.exports = {
|
loadPickerData:loadPickerData,
|
getCurrentDate:getCurrentDate,
|
GetMultiIndex:GetMultiIndex,
|
loadYears:loadYears,
|
loadMonths:loadMonths,
|
loadDays:loadDays,
|
loadHours:loadHours,
|
loadMinutes:loadMinutes
|
}
|
