277 lines
8.6 KiB
JavaScript
277 lines
8.6 KiB
JavaScript
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// components/datatimepicker/datatimepicker.js
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Component({
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behaviors: ['wx://form-field'],
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externalClasses: ["i-class"],
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properties: {
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format: {
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type: String
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},
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name: {
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type: String
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},
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placeholder: {
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type: String
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}
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},
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data: {},
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lifetimes: {
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attached: function() {
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//当前时间 年月日 时分秒
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const date = new Date()
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const curYear = date.getFullYear()
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const curMonth = date.getMonth() + 1
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const curDay = date.getDate()
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const curHour = date.getHours()
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const curMinute = date.getMinutes()
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const curSecond = date.getSeconds()
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//初始化时间选择轴
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this.setData({
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chooseYear: curYear
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})
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this.initColumn(curMonth);
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if(curMonth==2) this.setData({ days: this.data.multiArray[2] })
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//不足两位的前面好补0 因为后面要获取在时间轴上的索引 时间轴初始化的时候都是两位
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var showMonth = curMonth < 10 ? ('0' + curMonth) : curMonth
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var showDay = curDay < 10 ? ('0' + curDay) : curDay
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var showHour = curHour < 10 ? ('0' + curHour) : curHour
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var showMinute = curMinute < 10 ? ('0' + curMinute) : curMinute
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var showSecond = curSecond < 10 ? ('0' + curSecond) : curSecond
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//当前时间在picker列上面的索引 为了当打开时间选择轴时选中当前的时间
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var indexYear = this.data.years.indexOf(curYear + '')
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var indexMonth = this.data.months.indexOf(showMonth + '')
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var indexDay = this.data.days.indexOf(showDay + '')
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var indexHour = this.data.hours.indexOf(showHour + '')
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var indexMinute = this.data.minutes.indexOf(showMinute + '')
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var indexSecond = this.data.seconds.indexOf(showSecond + '')
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var multiIndex = []
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var multiArray = []
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var value = ''
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var format = this.properties.format;
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if (format == 'yyyy-MM-dd') {
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multiIndex = [indexYear, indexMonth, indexDay]
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value = `${curYear}-${showMonth}-${showDay}`
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multiArray = [this.data.years, this.data.months, this.data.days]
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}
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if (format == 'HH:mm:ss') {
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multiIndex = [indexHour, indexMinute, indexSecond]
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value = `${showHour}:${showMinute}:${showSecond}`
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multiArray = [this.data.hours, this.data.minutes, this.data.seconds]
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}
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if (format == 'yyyy-MM-dd HH:mm') {
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multiIndex = [indexYear, indexMonth, indexDay, indexHour, indexMinute]
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value = `${curYear}-${showMonth}-${showDay} ${showHour}:${showMinute}`
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multiArray = [this.data.years, this.data.months, this.data.days, this.data.hours, this.data.minutes]
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}
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if (format == 'yyyy-MM-dd HH:mm:ss') {
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multiIndex = [indexYear, indexMonth, indexDay, indexHour, indexMinute, indexSecond]
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value = `${curYear}-${showMonth}-${showDay} ${showHour}:${showMinute}:${showSecond}`
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multiArray = [this.data.years, this.data.months, this.data.days, this.data.hours, this.data.minutes, this.data.seconds]
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}
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this.setData({
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// value, // 初始时间
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multiIndex,
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multiArray,
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curMonth,
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chooseYear: curYear,
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})
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}
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},
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/**
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* 组件的方法列表
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*/
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methods: {
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//获取时间日期
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bindPickerChange: function(e) {
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this.setData({
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multiIndex: e.detail.value
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})
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const index = this.data.multiIndex
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var format = this.properties.format
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var showTime = ''
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if (format == 'yyyy-MM-dd') {
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const year = this.data.multiArray[0][index[0]]
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const month = this.data.multiArray[1][index[1]]
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const day = this.data.multiArray[2][index[2]]
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showTime = `${year}-${month}-${day}`
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}
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if (format == 'HH:mm:ss') {
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const hour = this.data.multiArray[0][index[0]]
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const minute = this.data.multiArray[1][index[1]]
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const second = this.data.multiArray[2][index[2]]
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showTime = `${hour}:${minute}:${second}`
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}
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if (format == 'yyyy-MM-dd HH:mm') {
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const year = this.data.multiArray[0][index[0]]
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const month = this.data.multiArray[1][index[1]]
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const day = this.data.multiArray[2][index[2]]
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const hour = this.data.multiArray[3][index[3]]
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const minute = this.data.multiArray[4][index[4]]
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showTime = `${year}-${month}-${day} ${hour}:${minute}`
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}
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if (format == 'yyyy-MM-dd HH:mm:ss') {
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const year = this.data.multiArray[0][index[0]]
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const month = this.data.multiArray[1][index[1]]
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const day = this.data.multiArray[2][index[2]]
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const hour = this.data.multiArray[3][index[3]]
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const minute = this.data.multiArray[4][index[4]]
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const second = this.data.multiArray[5][index[5]]
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showTime = `${year}-${month}-${day} ${hour}:${minute}:${second}`
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}
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this.setData({
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value: showTime
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})
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this.triggerEvent('dateTimePicker', showTime)
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},
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//初始化时间选择轴
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initColumn(curMonth) {
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const years = []
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const months = []
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const days = []
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const hours = []
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const minutes = []
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const seconds = []
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for (let i = 2019; i <= 2099; i++) {
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years.push(i + '')
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}
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for (let i = 1; i <= 12; i++) {
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if (i < 10) {
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i = "0" + i;
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}
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months.push(i + '')
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}
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if (curMonth == 1 || curMonth == 3 || curMonth == 5 || curMonth == 7 || curMonth == 8 || curMonth == 10 || curMonth == 12) {
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for (let i = 1; i <= 31; i++) {
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if (i < 10) {
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i = "0" + i;
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}
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days.push(i + '')
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}
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}
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if (curMonth == 4 || curMonth == 6 || curMonth == 9 || curMonth == 11) {
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for (let i = 1; i <= 30; i++) {
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if (i < 10) {
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i = "0" + i;
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}
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days.push(i + '')
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}
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}
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if (curMonth == 2) {
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this.setFebDays()
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}
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for (let i = 0; i <= 23; i++) {
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if (i < 10) {
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i = "0" + i;
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}
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hours.push(i + '')
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}
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for (let i = 0; i <= 59; i++) {
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if (i < 10) {
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i = "0" + i;
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}
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minutes.push(i + '')
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}
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for (let i = 0; i <= 59; i++) {
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if (i < 10) {
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i = "0" + i;
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}
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seconds.push(i + '')
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}
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this.setData({
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years,
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months,
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days,
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hours,
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minutes,
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seconds
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})
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},
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/**
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* 列改变时触发
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*/
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bindPickerColumnChange: function(e) {
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//获取年份 用于计算改年的2月份为平年还是闰年
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if (e.detail.column == 0 && this.properties.format != 'HH:mm:ss') {
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var chooseYear = this.data.multiArray[e.detail.column][e.detail.value];
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this.setData({
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chooseYear
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})
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if (this.data.curMonth == '02' || this.data.chooseMonth == '02') {
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this.setFebDays()
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}
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}
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//当前第二为月份时需要初始化当月的天数
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if (e.detail.column == 1 && this.properties.format != 'HH:mm:ss') {
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let num = parseInt(this.data.multiArray[e.detail.column][e.detail.value]);
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let temp = [];
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if (num == 1 || num == 3 || num == 5 || num == 7 || num == 8 || num == 10 || num == 12) { //31天的月份
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for (let i = 1; i <= 31; i++) {
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if (i < 10) {
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i = "0" + i;
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}
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temp.push("" + i);
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}
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this.setData({
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['multiArray[2]']: temp
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});
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} else if (num == 4 || num == 6 || num == 9 || num == 11) { //30天的月份
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for (let i = 1; i <= 30; i++) {
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if (i < 10) {
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i = "0" + i;
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}
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temp.push("" + i);
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}
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this.setData({
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['multiArray[2]']: temp
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});
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} else if (num == 2) { //2月份天数
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this.setFebDays()
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}
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}
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var data = {
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multiArray: this.data.multiArray,
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multiIndex: this.data.multiIndex
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};
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data.multiIndex[e.detail.column] = e.detail.value;
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this.setData(data);
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},
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//计算二月份天数
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setFebDays() {
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let year = parseInt(this.data.chooseYear);
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let temp = [];
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if (year % (year % 100 ? 4 : 400) ? false : true) {
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for (let i = 1; i <= 29; i++) {
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if (i < 10) {
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i = "0" + i;
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}
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temp.push("" + i);
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}
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this.setData({
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['multiArray[2]']: temp,
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chooseMonth: '02'
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});
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} else {
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for (let i = 1; i <= 28; i++) {
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if (i < 10) {
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i = "0" + i;
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}
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temp.push("" + i);
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}
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this.setData({
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['multiArray[2]']: temp,
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chooseMonth: '02'
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});
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}
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}
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},
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})
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