shop-applet/uni_modules/uni-datetime-picker/components/uni-datetime-picker/util.js

403 lines
9.7 KiB
JavaScript

class Calendar {
constructor({
selected,
startDate,
endDate,
range,
} = {}) {
// 当前日期
this.date = this.getDateObj(new Date()) // 当前初入日期
// 打点信息
this.selected = selected || [];
// 起始时间
this.startDate = startDate
// 终止时间
this.endDate = endDate
// 是否范围选择
this.range = range
// 多选状态
this.cleanMultipleStatus()
// 每周日期
this.weeks = {}
this.lastHover = false
}
/**
* 设置日期
* @param {Object} date
*/
setDate(date) {
const selectDate = this.getDateObj(date)
this.getWeeks(selectDate.fullDate)
}
/**
* 清理多选状态
*/
cleanMultipleStatus() {
this.multipleStatus = {
before: '',
after: '',
data: []
}
}
setStartDate(startDate) {
this.startDate = startDate
}
setEndDate(endDate) {
this.endDate = endDate
}
getPreMonthObj(date){
date = fixIosDateFormat(date)
date = new Date(date)
const oldMonth = date.getMonth()
date.setMonth(oldMonth - 1)
const newMonth = date.getMonth()
if(oldMonth !== 0 && newMonth - oldMonth === 0){
date.setMonth(newMonth - 1)
}
return this.getDateObj(date)
}
getNextMonthObj(date){
date = fixIosDateFormat(date)
date = new Date(date)
const oldMonth = date.getMonth()
date.setMonth(oldMonth + 1)
const newMonth = date.getMonth()
if(newMonth - oldMonth > 1){
date.setMonth(newMonth - 1)
}
return this.getDateObj(date)
}
/**
* 获取指定格式Date对象
*/
getDateObj(date) {
date = fixIosDateFormat(date)
date = new Date(date)
return {
fullDate: getDate(date),
year: date.getFullYear(),
month: addZero(date.getMonth() + 1),
date: addZero(date.getDate()),
day: date.getDay()
}
}
/**
* 获取上一个月日期集合
*/
getPreMonthDays(amount, dateObj) {
const result = []
for (let i = amount - 1; i >= 0; i--) {
const month = dateObj.month - 1
result.push({
date: new Date(dateObj.year, month, -i).getDate(),
month,
disable: true
})
}
return result
}
/**
* 获取本月日期集合
*/
getCurrentMonthDays(amount, dateObj) {
const result = []
const fullDate = this.date.fullDate
for (let i = 1; i <= amount; i++) {
const currentDate = `${dateObj.year}-${dateObj.month}-${addZero(i)}`
const isToday = fullDate === currentDate
// 获取打点信息
const info = this.selected && this.selected.find((item) => {
if (this.dateEqual(currentDate, item.date)) {
return item
}
})
// 日期禁用
let disableBefore = true
let disableAfter = true
if (this.startDate) {
disableBefore = dateCompare(this.startDate, currentDate)
}
if (this.endDate) {
disableAfter = dateCompare(currentDate, this.endDate)
}
let multiples = this.multipleStatus.data
let multiplesStatus = -1
if (this.range && multiples) {
multiplesStatus = multiples.findIndex((item) => {
return this.dateEqual(item, currentDate)
})
}
const checked = multiplesStatus !== -1
result.push({
fullDate: currentDate,
year: dateObj.year,
date: i,
multiple: this.range ? checked : false,
beforeMultiple: this.isLogicBefore(currentDate, this.multipleStatus.before, this.multipleStatus.after),
afterMultiple: this.isLogicAfter(currentDate, this.multipleStatus.before, this.multipleStatus.after),
month: dateObj.month,
disable: (this.startDate && !dateCompare(this.startDate, currentDate)) || (this.endDate && !dateCompare(currentDate,this.endDate)),
isToday,
userChecked: false,
extraInfo: info
})
}
return result
}
/**
* 获取下一个月日期集合
*/
_getNextMonthDays(amount, dateObj) {
const result = []
const month = dateObj.month + 1
for (let i = 1; i <= amount; i++) {
result.push({
date: i,
month,
disable: true
})
}
return result
}
/**
* 获取当前日期详情
* @param {Object} date
*/
getInfo(date) {
if (!date) {
date = new Date()
}
return this.calendar.find(item => item.fullDate === this.getDateObj(date).fullDate)
}
/**
* 比较时间是否相等
*/
dateEqual(before, after) {
before = new Date(fixIosDateFormat(before))
after = new Date(fixIosDateFormat(after))
return before.valueOf() === after.valueOf()
}
/**
* 比较真实起始日期
*/
isLogicBefore(currentDate, before, after) {
let logicBefore = before
if (before && after) {
logicBefore = dateCompare(before, after) ? before : after
}
return this.dateEqual(logicBefore, currentDate)
}
isLogicAfter(currentDate, before, after) {
let logicAfter = after
if (before && after) {
logicAfter = dateCompare(before, after) ? after : before
}
return this.dateEqual(logicAfter, currentDate)
}
/**
* 获取日期范围内所有日期
* @param {Object} begin
* @param {Object} end
*/
geDateAll(begin, end) {
var arr = []
var ab = begin.split('-')
var ae = end.split('-')
var db = new Date()
db.setFullYear(ab[0], ab[1] - 1, ab[2])
var de = new Date()
de.setFullYear(ae[0], ae[1] - 1, ae[2])
var unixDb = db.getTime() - 24 * 60 * 60 * 1000
var unixDe = de.getTime() - 24 * 60 * 60 * 1000
for (var k = unixDb; k <= unixDe;) {
k = k + 24 * 60 * 60 * 1000
arr.push(this.getDateObj(new Date(parseInt(k))).fullDate)
}
return arr
}
/**
* 获取多选状态
*/
setMultiple(fullDate) {
if (!this.range) return
let {
before,
after
} = this.multipleStatus
if (before && after) {
if (!this.lastHover) {
this.lastHover = true
return
}
this.multipleStatus.before = fullDate
this.multipleStatus.after = ''
this.multipleStatus.data = []
this.multipleStatus.fulldate = ''
this.lastHover = false
} else {
if (!before) {
this.multipleStatus.before = fullDate
this.lastHover = false
} else {
this.multipleStatus.after = fullDate
if (dateCompare(this.multipleStatus.before, this.multipleStatus.after)) {
this.multipleStatus.data = this.geDateAll(this.multipleStatus.before, this.multipleStatus
.after);
} else {
this.multipleStatus.data = this.geDateAll(this.multipleStatus.after, this.multipleStatus
.before);
}
this.lastHover = true
}
}
this.getWeeks(fullDate)
}
/**
* 鼠标 hover 更新多选状态
*/
setHoverMultiple(fullDate) {
if (!this.range || this.lastHover) return
const { before } = this.multipleStatus
if (!before) {
this.multipleStatus.before = fullDate
} else {
this.multipleStatus.after = fullDate
if (dateCompare(this.multipleStatus.before, this.multipleStatus.after)) {
this.multipleStatus.data = this.geDateAll(this.multipleStatus.before, this.multipleStatus.after);
} else {
this.multipleStatus.data = this.geDateAll(this.multipleStatus.after, this.multipleStatus.before);
}
}
this.getWeeks(fullDate)
}
/**
* 更新默认值多选状态
*/
setDefaultMultiple(before, after) {
this.multipleStatus.before = before
this.multipleStatus.after = after
if (before && after) {
if (dateCompare(before, after)) {
this.multipleStatus.data = this.geDateAll(before, after);
this.getWeeks(after)
} else {
this.multipleStatus.data = this.geDateAll(after, before);
this.getWeeks(before)
}
}
}
/**
* 获取每周数据
* @param {Object} dateData
*/
getWeeks(dateData) {
const {
year,
month,
} = this.getDateObj(dateData)
const preMonthDayAmount = new Date(year, month - 1, 1).getDay()
const preMonthDays = this.getPreMonthDays(preMonthDayAmount, this.getDateObj(dateData))
const currentMonthDayAmount = new Date(year, month, 0).getDate()
const currentMonthDays = this.getCurrentMonthDays(currentMonthDayAmount, this.getDateObj(dateData))
const nextMonthDayAmount = 42 - preMonthDayAmount - currentMonthDayAmount
const nextMonthDays = this._getNextMonthDays(nextMonthDayAmount, this.getDateObj(dateData))
const calendarDays = [...preMonthDays, ...currentMonthDays, ...nextMonthDays]
const weeks = new Array(6)
for (let i = 0; i < calendarDays.length; i++) {
const index = Math.floor(i / 7)
if(!weeks[index]){
weeks[index] = new Array(7)
}
weeks[index][i % 7] = calendarDays[i]
}
this.calendar = calendarDays
this.weeks = weeks
}
}
function getDateTime(date, hideSecond){
return `${getDate(date)} ${getTime(date, hideSecond)}`
}
function getDate(date) {
date = fixIosDateFormat(date)
date = new Date(date)
const year = date.getFullYear()
const month = date.getMonth()+1
const day = date.getDate()
return `${year}-${addZero(month)}-${addZero(day)}`
}
function getTime(date, hideSecond){
date = fixIosDateFormat(date)
date = new Date(date)
const hour = date.getHours()
const minute = date.getMinutes()
const second = date.getSeconds()
return hideSecond ? `${addZero(hour)}:${addZero(minute)}` : `${addZero(hour)}:${addZero(minute)}:${addZero(second)}`
}
function addZero(num) {
if(num < 10){
num = `0${num}`
}
return num
}
function getDefaultSecond(hideSecond) {
return hideSecond ? '00:00' : '00:00:00'
}
function dateCompare(startDate, endDate) {
startDate = new Date(fixIosDateFormat(startDate))
endDate = new Date(fixIosDateFormat(endDate))
return startDate <= endDate
}
function checkDate(date){
const dateReg = /((19|20)\d{2})(-|\/)\d{1,2}(-|\/)\d{1,2}/g
return date.match(dateReg)
}
const dateTimeReg = /^\d{4}-(0?[1-9]|1[012])-(0?[1-9]|[12][0-9]|3[01])( [0-5]?[0-9]:[0-5]?[0-9]:[0-5]?[0-9])?$/
function fixIosDateFormat(value) {
if (typeof value === 'string' && dateTimeReg.test(value)) {
value = value.replace(/-/g, '/')
}
return value
}
export {Calendar, getDateTime, getDate, getTime, addZero, getDefaultSecond, dateCompare, checkDate, fixIosDateFormat}