/* eslint-disable complexity, no-param-reassign */
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/* eslint max-depth: [2, 7] */
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var leapYear = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
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var commonYear = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
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var FIRST_MONTH = 0;
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var LAST_MONTH = 11;
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var DAYS_PER_ROW = 7;
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var COLOR_MAP = {
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1: '#ff6010',
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2: '#00b578',
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3: '#ff8f1f',
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4: '#1677ff',
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5: '#999'
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}; // 获取某月第某天是星期几
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function getDay(month, year, index) {
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return new Date(year, month, index).getDay();
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} // 获取某月有几天
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function getMonthLength(month, year) {
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if (year % 400 === 0 || year % 100 !== 0 && year % 4 === 0) {
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return leapYear[month];
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} else {
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return commonYear[month];
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}
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} // 数字补位 1 -> 01
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function prefixNum(num) {
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if (num < 10) {
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return "0" + num;
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} else {
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return "" + num;
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}
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}
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Component({
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data: {
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selectedYear: 0,
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selectedMonth: 0,
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currentDate: null,
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dates: [],
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blockType: 1 // 1.没有待办纯数字 2.有待办 用于区分不同类型日期块的样式。
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},
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props: {
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className: '',
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tagData: [],
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type: 'single',
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haveYear: false,
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prevMonthDisable: false,
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prevYearDisable: false,
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nextvMonthDisable: false,
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nextYearDisable: false
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},
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didMount: function didMount() {
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this.tapTimes = 1;
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var date = new Date();
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date.setHours(0);
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date.setMinutes(0);
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date.setSeconds(0);
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date.setMilliseconds(0);
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var year = date.getFullYear();
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var month = date.getMonth();
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this.setData({
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selectedYear: year,
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selectedMonth: month,
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currentDate: date
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});
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this.refreshdates(month, year);
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},
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didUpdate: function didUpdate() {
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var dates = this.data.dates;
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var blockType = 1;
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for (var i = 0; i < dates.length; i++) {
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for (var j = 0; j < dates[i].length; j++) {
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if (this.hasTag(dates[i][j])) {
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blockType = 2;
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}
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}
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}
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this.setData({
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dates: dates,
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blockType: blockType
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});
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},
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methods: {
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onPrevYearTap: function onPrevYearTap() {
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var _this$data = this.data,
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selectedMonth = _this$data.selectedMonth,
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selectedYear = _this$data.selectedYear;
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var prevYearDisable = this.props.prevYearDisable;
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if (!prevYearDisable) {
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var year = selectedYear;
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var month = selectedMonth;
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year = selectedYear - 1;
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if (this.props.onYearChange) {
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this.props.onYearChange(year, selectedYear);
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}
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if (this.props.onChange) {
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this.props.onChange({
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year: year,
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month: month
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}, {
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year: selectedYear,
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month: selectedMonth
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});
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}
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this.setData({
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selectedYear: year
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});
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this.refreshdates(month, year);
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}
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},
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onNextYearTap: function onNextYearTap() {
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var _this$data2 = this.data,
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selectedMonth = _this$data2.selectedMonth,
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selectedYear = _this$data2.selectedYear;
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var nextYearDisable = this.props.nextYearDisable;
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if (!nextYearDisable) {
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var year = selectedYear;
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var month = selectedMonth;
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year = selectedYear + 1;
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if (this.props.onYearChange) {
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this.props.onYearChange(year, selectedYear);
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}
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if (this.props.onChange) {
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this.props.onChange({
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year: year,
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month: month
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}, {
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year: selectedYear,
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month: selectedMonth
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});
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}
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this.setData({
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selectedYear: year
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});
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this.refreshdates(month, year);
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}
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},
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onPrevMonthTap: function onPrevMonthTap() {
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var _this$data3 = this.data,
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selectedMonth = _this$data3.selectedMonth,
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selectedYear = _this$data3.selectedYear;
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var prevMonthDisable = this.props.prevMonthDisable;
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if (!prevMonthDisable) {
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var year = selectedYear;
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var month = selectedMonth; // 如果当前选中是一月份，前一月是去年的12月
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if (selectedMonth === FIRST_MONTH) {
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year = selectedYear - 1;
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month = LAST_MONTH;
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} else {
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month = selectedMonth - 1;
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}
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if (this.props.onMonthChange) {
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this.props.onMonthChange(month, selectedMonth);
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}
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if (this.props.onChange) {
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this.props.onChange({
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year: year,
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month: month
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}, {
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year: selectedYear,
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month: selectedMonth
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});
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}
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this.setData({
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selectedYear: year,
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selectedMonth: month
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});
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this.refreshdates(month, year);
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}
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},
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onNextMonthTap: function onNextMonthTap() {
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var _this$data4 = this.data,
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selectedMonth = _this$data4.selectedMonth,
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selectedYear = _this$data4.selectedYear;
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var nextvMonthDisable = this.props.nextvMonthDisable;
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if (!nextvMonthDisable) {
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var year = selectedYear;
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var month = selectedMonth; // 如果当前选中是十二月份，下一月是去年的12月
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if (selectedMonth === LAST_MONTH) {
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year = selectedYear + 1;
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month = FIRST_MONTH;
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} else {
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month = selectedMonth + 1;
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}
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if (this.props.onMonthChange) {
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this.props.onMonthChange(month, selectedMonth);
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}
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if (this.props.onChange) {
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this.props.onChange({
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year: year,
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month: month
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}, {
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year: selectedYear,
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month: selectedMonth
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});
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}
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this.setData({
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selectedYear: year,
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selectedMonth: month
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});
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this.refreshdates(month, year);
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}
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},
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refreshdates: function refreshdates(month, year) {
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this.tapTimes = 1;
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var _this$data5 = this.data,
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selectedYear = _this$data5.selectedYear,
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selectedMonth = _this$data5.selectedMonth,
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currentDate = _this$data5.currentDate;
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var firstDay = getDay(month, year, 1);
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var days = getMonthLength(month, year);
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var datesArray = [];
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var currentDateTimeStamp = +currentDate;
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var num = 0;
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for (var i = 0; i < firstDay; i++) {
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num += 1; // 如果当前选中的是一月份，前一个月是去年的12月
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var _year = selectedYear;
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var _month = selectedMonth;
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if (selectedMonth === 0) {
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_year = selectedYear - 1;
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_month = LAST_MONTH;
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} else {
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_year = selectedYear;
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_month = selectedMonth - 1;
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}
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var date = getMonthLength(_month, _year) - i;
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datesArray.unshift({
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year: _year,
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month: _month,
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date: date,
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isToday: false,
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isGray: true,
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isSelected: false,
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tag: ''
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});
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}
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for (var _i = 0; _i < days; _i++) {
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num += 1;
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var _date = _i + 1;
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var dateTimeStamp = +new Date(selectedYear, selectedMonth, _date);
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datesArray.push({
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year: selectedYear,
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month: selectedMonth,
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date: _date,
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isToday: dateTimeStamp === currentDateTimeStamp,
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isGray: false,
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isSelected: dateTimeStamp === currentDateTimeStamp,
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tag: ''
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});
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}
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var nextDate = 0;
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var daysPerPage = 35;
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if (num > 35) {
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daysPerPage = 42;
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}
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for (var _i2 = 0; _i2 < daysPerPage - days - firstDay; _i2++) {
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// 如果是12月，下月是第二年的1月份
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nextDate += 1;
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var _year2 = selectedYear;
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var _month2 = selectedMonth;
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if (selectedMonth === LAST_MONTH) {
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_year2 = selectedYear + 1;
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_month2 = FIRST_MONTH;
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} else {
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_year2 = selectedYear;
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_month2 = selectedMonth + 1;
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}
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datesArray.push({
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year: _year2,
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month: _month2,
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date: nextDate,
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isToday: false,
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isGray: true,
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isSelected: false,
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tag: ''
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});
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}
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var blockType = 1;
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for (var _i3 = 0; _i3 < datesArray.length; _i3++) {
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if (this.hasTag(datesArray[_i3])) {
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blockType = 2;
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}
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}
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var dates = [];
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var weekDates = [];
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for (var _i4 = 0; _i4 < datesArray.length; _i4++) {
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weekDates.push(datesArray[_i4]);
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if ((_i4 + 1) % DAYS_PER_ROW === 0) {
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dates.push([].concat(weekDates));
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weekDates = [];
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}
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}
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this.setData({
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dates: dates,
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blockType: blockType
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});
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},
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hasTag: function hasTag(dateObj) {
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var tagData = this.props.tagData; // 去重由调用者处理
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if (tagData.length === 0) {
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dateObj.tag = '';
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return false;
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}
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return tagData.some(function (item) {
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var dateArr = item.date.split('-');
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var dateStr = []; // 兼容ios下new Date('2018-1-1')格式返回invalid Date的问题
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for (var i = 0; i < dateArr.length; i++) {
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dateStr.push(dateArr[i].length > 1 ? dateArr[i] : "0" + dateArr[i]);
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}
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var date = new Date(dateStr.join('-'));
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if (dateObj.year === date.getFullYear() && dateObj.month === date.getMonth() && dateObj.date === date.getDate()) {
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dateObj.tag = item.tag;
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dateObj.color = COLOR_MAP[item.tagColor];
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dateObj.disable = item.disable;
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return true;
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} else {
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dateObj.tag = '';
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return false;
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}
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});
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},
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getDateGap: function getDateGap(day1, day2) {
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var date1 = +new Date(day1.year, prefixNum(day1.month), prefixNum(day1.date));
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var date2 = +new Date(day2.year, prefixNum(day2.month), prefixNum(day2.date));
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return (date1 - date2) / (24 * 3600 * 1000);
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},
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makeDate: function makeDate(dateObj) {
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return new Date(dateObj.year + "-" + prefixNum(dateObj.month + 1) + "-" + prefixNum(dateObj.date));
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},
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onDateTap: function onDateTap(event) {
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var dates = this.data.dates;
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var _event$currentTarget$ = event.currentTarget.dataset,
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year = _event$currentTarget$.year,
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month = _event$currentTarget$.month,
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date = _event$currentTarget$.date;
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var type = this.props.type;
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if (type === 'range') {
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if (this.tapTimes % 2 === 0) {
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this.tapTimes += 1;
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this.endDate = {
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year: year,
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month: month,
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date: date
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};
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var dateGap = this.getDateGap(this.startDate, this.endDate);
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if (dateGap > 0) {
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var _ref = [this.endDate, this.startDate];
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this.startDate = _ref[0];
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this.endDate = _ref[1];
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}
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var hasDisable = false;
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for (var i = 0; i < dates.length; i++) {
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for (var j = 0; j < dates[i].length; j++) {
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var dateObj = dates[i][j];
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dateObj.isStart = false;
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dateObj.isMiddle = false;
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dateObj.isEnd = false;
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var startDateGap = this.getDateGap(dateObj, this.startDate);
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var endDateGap = this.getDateGap(dateObj, this.endDate);
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if (dateObj.year === year && dateObj.month === month && dateObj.date === date && dateObj.disable) {
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hasDisable = true;
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}
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if (startDateGap > 0 && endDateGap < 0) {
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if (dateObj.disable) {
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hasDisable = true;
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}
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if (dateGap !== 0) {
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if (j === 0) {
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dateObj.isStart = true;
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} else if (j === 6) {
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dateObj.isEnd = true;
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} else {
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dateObj.isMiddle = true;
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}
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} else {
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dateObj.isSelected = true;
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}
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}
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if (this.startDate.year === dateObj.year && this.startDate.month === dateObj.month && this.startDate.date === dateObj.date && dateGap !== 0) {
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if (j === 6) {
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dateObj.isSelected = true;
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} else {
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dateObj.isStart = true;
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}
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}
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if (this.endDate.year === dateObj.year && this.endDate.month === dateObj.month && this.endDate.date === dateObj.date && dateGap !== 0) {
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if (j === 0) {
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dateObj.isSelected = true;
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} else {
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dateObj.isEnd = true;
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}
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}
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}
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}
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if (hasDisable) {
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this.props.onSelectHasDisableDate([this.makeDate(this.startDate), this.makeDate(this.endDate)]);
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return;
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}
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if (this.props.onSelect) {
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this.props.onSelect([this.makeDate(this.startDate), this.makeDate(this.endDate)]);
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}
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} else {
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var isDisable = false;
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for (var _i5 = 0; _i5 < dates.length; _i5++) {
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for (var _j = 0; _j < dates[_i5].length; _j++) {
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var _dateObj = dates[_i5][_j];
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if (_dateObj.year === year && _dateObj.month === month && _dateObj.date === date) {
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if (_dateObj.disable) {
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// console.log(1111);
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isDisable = true;
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_dateObj.isSelected = false;
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} else {
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_dateObj.isSelected = true;
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}
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_dateObj.isStart = false;
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_dateObj.isMiddle = false;
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_dateObj.isEnd = false;
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} else {
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_dateObj.isSelected = false;
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_dateObj.isStart = false;
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_dateObj.isMiddle = false;
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_dateObj.isEnd = false;
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}
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}
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}
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if (!isDisable) {
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this.tapTimes += 1;
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}
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this.startDate = {
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year: year,
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month: month,
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date: date
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};
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}
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this.setData({
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dates: dates
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});
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} else {
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var _isDisable = false;
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for (var _i6 = 0; _i6 < dates.length; _i6++) {
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for (var _j2 = 0; _j2 < dates[_i6].length; _j2++) {
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var _dateObj2 = dates[_i6][_j2];
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if (_dateObj2.year === year && _dateObj2.month === month && _dateObj2.date === date) {
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_dateObj2.isSelected = true;
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if (_dateObj2.disable) {
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_isDisable = true;
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}
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} else {
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_dateObj2.isSelected = false;
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}
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}
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}
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if (_isDisable) {
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return;
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}
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this.setData({
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dates: dates
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});
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if (this.props.onSelect) {
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this.props.onSelect([this.makeDate({
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year: year,
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month: month,
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date: date
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}), undefined]);
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}
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}
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}
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}
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});
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