QA-UniApp-wlaq/components/uni-calendar/util.js

353 lines
8.1 KiB
JavaScript
Raw Blame History

This file contains ambiguous Unicode characters!

This file contains ambiguous Unicode characters that may be confused with others in your current locale. If your use case is intentional and legitimate, you can safely ignore this warning. Use the Escape button to highlight these characters.

import CALENDAR from './calendar.js'
class Calendar {
constructor({
date,
selected,
startDate,
endDate,
range
} = {}) {
// 当前日期
this.date = this.getDate(new Date()) // 当前初入日期
// 打点信息
this.selected = selected || [];
// 范围开始
this.startDate = startDate
// 范围结束
this.endDate = endDate
this.range = range
// 多选状态
this.cleanMultipleStatus()
// 每周日期
this.weeks = {}
// this._getWeek(this.date.fullDate)
}
/**
* 设置日期
* @param {Object} date
*/
setDate(date) {
this.selectDate = this.getDate(date)
this._getWeek(this.selectDate.fullDate)
}
/**
* 清理多选状态
*/
cleanMultipleStatus() {
this.multipleStatus = {
before: '',
after: '',
data: []
}
}
/**
* 重置开始日期
*/
resetSatrtDate(startDate) {
// 范围开始
this.startDate = startDate
}
/**
* 重置结束日期
*/
resetEndDate(endDate) {
// 范围结束
this.endDate = endDate
}
/**
* 获取任意时间
*/
getDate(date, AddDayCount = 0, str = 'day') {
if (!date) {
date = new Date()
}
if (typeof date !== 'object') {
date = date.replace(/-/g, '/')
}
const dd = new Date(date)
switch (str) {
case 'day':
dd.setDate(dd.getDate() + AddDayCount) // 获取AddDayCount天后的日期
break
case 'month':
if (dd.getDate() === 31) {
dd.setDate(dd.getDate() + AddDayCount)
} else {
dd.setMonth(dd.getMonth() + AddDayCount) // 获取AddDayCount天后的日期
}
break
case 'year':
dd.setFullYear(dd.getFullYear() + AddDayCount) // 获取AddDayCount天后的日期
break
}
const y = dd.getFullYear()
const m = dd.getMonth() + 1 < 10 ? '0' + (dd.getMonth() + 1) : dd.getMonth() + 1 // 获取当前月份的日期不足10补0
const d = dd.getDate() < 10 ? '0' + dd.getDate() : dd.getDate() // 获取当前几号不足10补0
return {
fullDate: y + '-' + m + '-' + d,
year: y,
month: m,
date: d,
day: dd.getDay()
}
}
/**
* 获取上月剩余天数
*/
_getLastMonthDays(firstDay, full) {
let dateArr = []
for (let i = firstDay; i > 0; i--) {
const beforeDate = new Date(full.year, full.month - 1, -i + 1).getDate()
dateArr.push({
date: beforeDate,
month: full.month - 1,
lunar: this.getlunar(full.year, full.month - 1, beforeDate),
disable: true
})
}
return dateArr
}
/**
* 获取本月天数
*/
_currentMonthDys(dateData, full) {
let dateArr = []
let fullDate = this.date.fullDate
for (let i = 1; i <= dateData; i++) {
let isinfo = false
let nowDate = full.year + '-' + (full.month < 10 ?
full.month : full.month) + '-' + (i < 10 ?
'0' + i : i)
// 是否今天
let isDay = fullDate === nowDate
// 获取打点信息
let info = this.selected && this.selected.find((item) => {
if (this.dateEqual(nowDate, item.date)) {
return item
}
})
// 日期禁用
let disableBefore = true
let disableAfter = true
if (this.startDate) {
let dateCompBefore = this.dateCompare(this.startDate, fullDate)
disableBefore = this.dateCompare(dateCompBefore ? this.startDate : fullDate, nowDate)
}
if (this.endDate) {
let dateCompAfter = this.dateCompare(fullDate, this.endDate)
disableAfter = this.dateCompare(nowDate, dateCompAfter ? this.endDate : fullDate)
}
let multiples = this.multipleStatus.data
let checked = false
let multiplesStatus = -1
if (this.range) {
if (multiples) {
multiplesStatus = multiples.findIndex((item) => {
return this.dateEqual(item, nowDate)
})
}
if (multiplesStatus !== -1) {
checked = true
}
}
let data = {
fullDate: nowDate,
year: full.year,
date: i,
multiple: this.range ? checked : false,
beforeMultiple: this.dateEqual(this.multipleStatus.before, nowDate),
afterMultiple: this.dateEqual(this.multipleStatus.after, nowDate),
month: full.month,
lunar: this.getlunar(full.year, full.month, i),
disable: !disableBefore || !disableAfter,
isDay
}
if (info) {
data.extraInfo = info
}
dateArr.push(data)
}
return dateArr
}
/**
* 获取下月天数
*/
_getNextMonthDays(surplus, full) {
let dateArr = []
for (let i = 1; i < surplus + 1; i++) {
dateArr.push({
date: i,
month: Number(full.month) + 1,
lunar: this.getlunar(full.year, Number(full.month) + 1, i),
disable: true
})
}
return dateArr
}
/**
* 获取当前日期详情
* @param {Object} date
*/
getInfo(date) {
if (!date) {
date = new Date()
}
const dateInfo = this.canlender.find(item => item.fullDate === this.getDate(date).fullDate)
return dateInfo
}
/**
* 比较时间大小
*/
dateCompare(startDate, endDate) {
// 计算截止时间
startDate = new Date(startDate.replace('-', '/').replace('-', '/'))
// 计算详细项的截止时间
endDate = new Date(endDate.replace('-', '/').replace('-', '/'))
if (startDate <= endDate) {
return true
} else {
return false
}
}
/**
* 比较时间是否相等
*/
dateEqual(before, after) {
// 计算截止时间
before = new Date(before.replace('-', '/').replace('-', '/'))
// 计算详细项的截止时间
after = new Date(after.replace('-', '/').replace('-', '/'))
if (before.getTime() - after.getTime() === 0) {
return true
} else {
return false
}
}
/**
* 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.getDate(new Date(parseInt(k))).fullDate)
}
return arr
}
/**
* 计算阴历日期显示
*/
getlunar(year, month, date) {
return CALENDAR.solar2lunar(year, month, date)
}
/**
* 设置打点
*/
setSelectInfo(data, value) {
this.selected = value
this._getWeek(data)
}
/**
* 获取多选状态
*/
setMultiple(fullDate) {
let {
before,
after
} = this.multipleStatus
if (!this.range) return
if (before && after) {
this.multipleStatus.before = ''
this.multipleStatus.after = ''
this.multipleStatus.data = []
} else {
if (!before) {
this.multipleStatus.before = fullDate
} else {
this.multipleStatus.after = fullDate
if (this.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._getWeek(fullDate)
}
/**
* 获取每周数据
* @param {Object} dateData
*/
_getWeek(dateData) {
const {
fullDate,
year,
month,
date,
day
} = this.getDate(dateData)
let firstDay = new Date(year, month - 1, 1).getDay()
let currentDay = new Date(year, month, 0).getDate()
let dates = {
lastMonthDays: this._getLastMonthDays(firstDay, this.getDate(dateData)), // 上个月末尾几天
currentMonthDys: this._currentMonthDys(currentDay, this.getDate(dateData)), // 本月天数
nextMonthDays: [], // 下个月开始几天
weeks: []
}
let canlender = []
const surplus = 42 - (dates.lastMonthDays.length + dates.currentMonthDys.length)
dates.nextMonthDays = this._getNextMonthDays(surplus, this.getDate(dateData))
canlender = canlender.concat(dates.lastMonthDays, dates.currentMonthDys, dates.nextMonthDays)
let weeks = {}
// 拼接数组 上个月开始几天 + 本月天数+ 下个月开始几天
for (let i = 0; i < canlender.length; i++) {
if (i % 7 === 0) {
weeks[parseInt(i / 7)] = new Array(7)
}
weeks[parseInt(i / 7)][i % 7] = canlender[i]
}
this.canlender = canlender
this.weeks = weeks
}
//静态方法
// static init(date) {
// if (!this.instance) {
// this.instance = new Calendar(date);
// }
// return this.instance;
// }
}
export default Calendar