<template> <div class="popup-result"> <p class="title">最近5次运行时间</p> <ul class="popup-result-scroll"> <template v-if='isShow'> <li v-for='item in resultList' :key="item">{{item}}</li> </template> <li v-else>计算结果中...</li> </ul> </div> </template> <script setup> const props = defineProps({ ex: { type: String, default: '' } }) const dayRule = ref('') const dayRuleSup = ref('') const dateArr = ref([]) const resultList = ref([]) const isShow = ref(false) watch(() => props.ex, () => expressionChange()) // 表达式值变化时,开始去计算结果 function expressionChange() { // 计算开始-隐藏结果 isShow.value = false; // 获取规则数组[0秒、1分、2时、3日、4月、5星期、6年] let ruleArr = props.ex.split(' '); // 用于记录进入循环的次数 let nums = 0; // 用于暂时存符号时间规则结果的数组 let resultArr = []; // 获取当前时间精确至[年、月、日、时、分、秒] let nTime = new Date(); let nYear = nTime.getFullYear(); let nMonth = nTime.getMonth() + 1; let nDay = nTime.getDate(); let nHour = nTime.getHours(); let nMin = nTime.getMinutes(); let nSecond = nTime.getSeconds(); // 根据规则获取到近100年可能年数组、月数组等等 getSecondArr(ruleArr[0]); getMinArr(ruleArr[1]); getHourArr(ruleArr[2]); getDayArr(ruleArr[3]); getMonthArr(ruleArr[4]); getWeekArr(ruleArr[5]); getYearArr(ruleArr[6], nYear); // 将获取到的数组赋值-方便使用 let sDate = dateArr.value[0]; let mDate = dateArr.value[1]; let hDate = dateArr.value[2]; let DDate = dateArr.value[3]; let MDate = dateArr.value[4]; let YDate = dateArr.value[5]; // 获取当前时间在数组中的索引 let sIdx = getIndex(sDate, nSecond); let mIdx = getIndex(mDate, nMin); let hIdx = getIndex(hDate, nHour); let DIdx = getIndex(DDate, nDay); let MIdx = getIndex(MDate, nMonth); let YIdx = getIndex(YDate, nYear); // 重置月日时分秒的函数(后面用的比较多) const resetSecond = function () { sIdx = 0; nSecond = sDate[sIdx] } const resetMin = function () { mIdx = 0; nMin = mDate[mIdx] resetSecond(); } const resetHour = function () { hIdx = 0; nHour = hDate[hIdx] resetMin(); } const resetDay = function () { DIdx = 0; nDay = DDate[DIdx] resetHour(); } const resetMonth = function () { MIdx = 0; nMonth = MDate[MIdx] resetDay(); } // 如果当前年份不为数组中当前值 if (nYear !== YDate[YIdx]) { resetMonth(); } // 如果当前月份不为数组中当前值 if (nMonth !== MDate[MIdx]) { resetDay(); } // 如果当前“日”不为数组中当前值 if (nDay !== DDate[DIdx]) { resetHour(); } // 如果当前“时”不为数组中当前值 if (nHour !== hDate[hIdx]) { resetMin(); } // 如果当前“分”不为数组中当前值 if (nMin !== mDate[mIdx]) { resetSecond(); } // 循环年份数组 goYear: for (let Yi = YIdx; Yi < YDate.length; Yi++) { let YY = YDate[Yi]; // 如果到达最大值时 if (nMonth > MDate[MDate.length - 1]) { resetMonth(); continue; } // 循环月份数组 goMonth: for (let Mi = MIdx; Mi < MDate.length; Mi++) { // 赋值、方便后面运算 let MM = MDate[Mi]; MM = MM < 10 ? '0' + MM : MM; // 如果到达最大值时 if (nDay > DDate[DDate.length - 1]) { resetDay(); if (Mi === MDate.length - 1) { resetMonth(); continue goYear; } continue; } // 循环日期数组 goDay: for (let Di = DIdx; Di < DDate.length; Di++) { // 赋值、方便后面运算 let DD = DDate[Di]; let thisDD = DD < 10 ? '0' + DD : DD; // 如果到达最大值时 if (nHour > hDate[hDate.length - 1]) { resetHour(); if (Di === DDate.length - 1) { resetDay(); if (Mi === MDate.length - 1) { resetMonth(); continue goYear; } continue goMonth; } continue; } // 判断日期的合法性,不合法的话也是跳出当前循环 if (checkDate(YY + '-' + MM + '-' + thisDD + ' 00:00:00') !== true && dayRule.value !== 'workDay' && dayRule.value !== 'lastWeek' && dayRule.value !== 'lastDay') { resetDay(); continue goMonth; } // 如果日期规则中有值时 if (dayRule.value === 'lastDay') { // 如果不是合法日期则需要将前将日期调到合法日期即月末最后一天 if (checkDate(YY + '-' + MM + '-' + thisDD + ' 00:00:00') !== true) { while (DD > 0 && checkDate(YY + '-' + MM + '-' + thisDD + ' 00:00:00') !== true) { DD--; thisDD = DD < 10 ? '0' + DD : DD; } } } else if (dayRule.value === 'workDay') { // 校验并调整如果是2月30号这种日期传进来时需调整至正常月底 if (checkDate(YY + '-' + MM + '-' + thisDD + ' 00:00:00') !== true) { while (DD > 0 && checkDate(YY + '-' + MM + '-' + thisDD + ' 00:00:00') !== true) { DD--; thisDD = DD < 10 ? '0' + DD : DD; } } // 获取达到条件的日期是星期X let thisWeek = formatDate(new Date(YY + '-' + MM + '-' + thisDD + ' 00:00:00'), 'week'); // 当星期日时 if (thisWeek === 1) { // 先找下一个日,并判断是否为月底 DD++; thisDD = DD < 10 ? '0' + DD : DD; // 判断下一日已经不是合法日期 if (checkDate(YY + '-' + MM + '-' + thisDD + ' 00:00:00') !== true) { DD -= 3; } } else if (thisWeek === 7) { // 当星期6时只需判断不是1号就可进行操作 if (dayRuleSup.value !== 1) { DD--; } else { DD += 2; } } } else if (dayRule.value === 'weekDay') { // 如果指定了是星期几 // 获取当前日期是属于星期几 let thisWeek = formatDate(new Date(YY + '-' + MM + '-' + DD + ' 00:00:00'), 'week'); // 校验当前星期是否在星期池(dayRuleSup)中 if (dayRuleSup.value.indexOf(thisWeek) < 0) { // 如果到达最大值时 if (Di === DDate.length - 1) { resetDay(); if (Mi === MDate.length - 1) { resetMonth(); continue goYear; } continue goMonth; } continue; } } else if (dayRule.value === 'assWeek') { // 如果指定了是第几周的星期几 // 获取每月1号是属于星期几 let thisWeek = formatDate(new Date(YY + '-' + MM + '-' + DD + ' 00:00:00'), 'week'); if (dayRuleSup.value[1] >= thisWeek) { DD = (dayRuleSup.value[0] - 1) * 7 + dayRuleSup.value[1] - thisWeek + 1; } else { DD = dayRuleSup.value[0] * 7 + dayRuleSup.value[1] - thisWeek + 1; } } else if (dayRule.value === 'lastWeek') { // 如果指定了每月最后一个星期几 // 校验并调整如果是2月30号这种日期传进来时需调整至正常月底 if (checkDate(YY + '-' + MM + '-' + thisDD + ' 00:00:00') !== true) { while (DD > 0 && checkDate(YY + '-' + MM + '-' + thisDD + ' 00:00:00') !== true) { DD--; thisDD = DD < 10 ? '0' + DD : DD; } } // 获取月末最后一天是星期几 let thisWeek = formatDate(new Date(YY + '-' + MM + '-' + thisDD + ' 00:00:00'), 'week'); // 找到要求中最近的那个星期几 if (dayRuleSup.value < thisWeek) { DD -= thisWeek - dayRuleSup.value; } else if (dayRuleSup.value > thisWeek) { DD -= 7 - (dayRuleSup.value - thisWeek) } } // 判断时间值是否小于10置换成“05”这种格式 DD = DD < 10 ? '0' + DD : DD; // 循环“时”数组 goHour: for (let hi = hIdx; hi < hDate.length; hi++) { let hh = hDate[hi] < 10 ? '0' + hDate[hi] : hDate[hi] // 如果到达最大值时 if (nMin > mDate[mDate.length - 1]) { resetMin(); if (hi === hDate.length - 1) { resetHour(); if (Di === DDate.length - 1) { resetDay(); if (Mi === MDate.length - 1) { resetMonth(); continue goYear; } continue goMonth; } continue goDay; } continue; } // 循环"分"数组 goMin: for (let mi = mIdx; mi < mDate.length; mi++) { let mm = mDate[mi] < 10 ? '0' + mDate[mi] : mDate[mi]; // 如果到达最大值时 if (nSecond > sDate[sDate.length - 1]) { resetSecond(); if (mi === mDate.length - 1) { resetMin(); if (hi === hDate.length - 1) { resetHour(); if (Di === DDate.length - 1) { resetDay(); if (Mi === MDate.length - 1) { resetMonth(); continue goYear; } continue goMonth; } continue goDay; } continue goHour; } continue; } // 循环"秒"数组 goSecond: for (let si = sIdx; si <= sDate.length - 1; si++) { let ss = sDate[si] < 10 ? '0' + sDate[si] : sDate[si]; // 添加当前时间(时间合法性在日期循环时已经判断) if (MM !== '00' && DD !== '00') { resultArr.push(YY + '-' + MM + '-' + DD + ' ' + hh + ':' + mm + ':' + ss) nums++; } // 如果条数满了就退出循环 if (nums === 5) break goYear; // 如果到达最大值时 if (si === sDate.length - 1) { resetSecond(); if (mi === mDate.length - 1) { resetMin(); if (hi === hDate.length - 1) { resetHour(); if (Di === DDate.length - 1) { resetDay(); if (Mi === MDate.length - 1) { resetMonth(); continue goYear; } continue goMonth; } continue goDay; } continue goHour; } continue goMin; } } //goSecond } //goMin }//goHour }//goDay }//goMonth } // 判断100年内的结果条数 if (resultArr.length === 0) { resultList.value = ['没有达到条件的结果!']; } else { resultList.value = resultArr; if (resultArr.length !== 5) { resultList.value.push('最近100年内只有上面' + resultArr.length + '条结果!') } } // 计算完成-显示结果 isShow.value = true; } // 用于计算某位数字在数组中的索引 function getIndex(arr, value) { if (value <= arr[0] || value > arr[arr.length - 1]) { return 0; } else { for (let i = 0; i < arr.length - 1; i++) { if (value > arr[i] && value <= arr[i + 1]) { return i + 1; } } } } // 获取"年"数组 function getYearArr(rule, year) { dateArr.value[5] = getOrderArr(year, year + 100); if (rule !== undefined) { if (rule.indexOf('-') >= 0) { dateArr.value[5] = getCycleArr(rule, year + 100, false) } else if (rule.indexOf('/') >= 0) { dateArr.value[5] = getAverageArr(rule, year + 100) } else if (rule !== '*') { dateArr.value[5] = getAssignArr(rule) } } } // 获取"月"数组 function getMonthArr(rule) { dateArr.value[4] = getOrderArr(1, 12); if (rule.indexOf('-') >= 0) { dateArr.value[4] = getCycleArr(rule, 12, false) } else if (rule.indexOf('/') >= 0) { dateArr.value[4] = getAverageArr(rule, 12) } else if (rule !== '*') { dateArr.value[4] = getAssignArr(rule) } } // 获取"日"数组-主要为日期规则 function getWeekArr(rule) { // 只有当日期规则的两个值均为“”时则表达日期是有选项的 if (dayRule.value === '' && dayRuleSup.value === '') { if (rule.indexOf('-') >= 0) { dayRule.value = 'weekDay'; dayRuleSup.value = getCycleArr(rule, 7, false) } else if (rule.indexOf('#') >= 0) { dayRule.value = 'assWeek'; let matchRule = rule.match(/[0-9]{1}/g); dayRuleSup.value = [Number(matchRule[1]), Number(matchRule[0])]; dateArr.value[3] = [1]; if (dayRuleSup.value[1] === 7) { dayRuleSup.value[1] = 0; } } else if (rule.indexOf('L') >= 0) { dayRule.value = 'lastWeek'; dayRuleSup.value = Number(rule.match(/[0-9]{1,2}/g)[0]); dateArr.value[3] = [31]; if (dayRuleSup.value === 7) { dayRuleSup.value = 0; } } else if (rule !== '*' && rule !== '?') { dayRule.value = 'weekDay'; dayRuleSup.value = getAssignArr(rule) } } } // 获取"日"数组-少量为日期规则 function getDayArr(rule) { dateArr.value[3] = getOrderArr(1, 31); dayRule.value = ''; dayRuleSup.value = ''; if (rule.indexOf('-') >= 0) { dateArr.value[3] = getCycleArr(rule, 31, false) dayRuleSup.value = 'null'; } else if (rule.indexOf('/') >= 0) { dateArr.value[3] = getAverageArr(rule, 31) dayRuleSup.value = 'null'; } else if (rule.indexOf('W') >= 0) { dayRule.value = 'workDay'; dayRuleSup.value = Number(rule.match(/[0-9]{1,2}/g)[0]); dateArr.value[3] = [dayRuleSup.value]; } else if (rule.indexOf('L') >= 0) { dayRule.value = 'lastDay'; dayRuleSup.value = 'null'; dateArr.value[3] = [31]; } else if (rule !== '*' && rule !== '?') { dateArr.value[3] = getAssignArr(rule) dayRuleSup.value = 'null'; } else if (rule === '*') { dayRuleSup.value = 'null'; } } // 获取"时"数组 function getHourArr(rule) { dateArr.value[2] = getOrderArr(0, 23); if (rule.indexOf('-') >= 0) { dateArr.value[2] = getCycleArr(rule, 24, true) } else if (rule.indexOf('/') >= 0) { dateArr.value[2] = getAverageArr(rule, 23) } else if (rule !== '*') { dateArr.value[2] = getAssignArr(rule) } } // 获取"分"数组 function getMinArr(rule) { dateArr.value[1] = getOrderArr(0, 59); if (rule.indexOf('-') >= 0) { dateArr.value[1] = getCycleArr(rule, 60, true) } else if (rule.indexOf('/') >= 0) { dateArr.value[1] = getAverageArr(rule, 59) } else if (rule !== '*') { dateArr.value[1] = getAssignArr(rule) } } // 获取"秒"数组 function getSecondArr(rule) { dateArr.value[0] = getOrderArr(0, 59); if (rule.indexOf('-') >= 0) { dateArr.value[0] = getCycleArr(rule, 60, true) } else if (rule.indexOf('/') >= 0) { dateArr.value[0] = getAverageArr(rule, 59) } else if (rule !== '*') { dateArr.value[0] = getAssignArr(rule) } } // 根据传进来的min-max返回一个顺序的数组 function getOrderArr(min, max) { let arr = []; for (let i = min; i <= max; i++) { arr.push(i); } return arr; } // 根据规则中指定的零散值返回一个数组 function getAssignArr(rule) { let arr = []; let assiginArr = rule.split(','); for (let i = 0; i < assiginArr.length; i++) { arr[i] = Number(assiginArr[i]) } arr.sort(compare) return arr; } // 根据一定算术规则计算返回一个数组 function getAverageArr(rule, limit) { let arr = []; let agArr = rule.split('/'); let min = Number(agArr[0]); let step = Number(agArr[1]); while (min <= limit) { arr.push(min); min += step; } return arr; } // 根据规则返回一个具有周期性的数组 function getCycleArr(rule, limit, status) { // status--表示是否从0开始(则从1开始) let arr = []; let cycleArr = rule.split('-'); let min = Number(cycleArr[0]); let max = Number(cycleArr[1]); if (min > max) { max += limit; } for (let i = min; i <= max; i++) { let add = 0; if (status === false && i % limit === 0) { add = limit; } arr.push(Math.round(i % limit + add)) } arr.sort(compare) return arr; } // 比较数字大小(用于Array.sort) function compare(value1, value2) { if (value2 - value1 > 0) { return -1; } else { return 1; } } // 格式化日期格式如:2017-9-19 18:04:33 function formatDate(value, type) { // 计算日期相关值 let time = typeof value == 'number' ? new Date(value) : value; let Y = time.getFullYear(); let M = time.getMonth() + 1; let D = time.getDate(); let h = time.getHours(); let m = time.getMinutes(); let s = time.getSeconds(); let week = time.getDay(); // 如果传递了type的话 if (type === undefined) { return Y + '-' + (M < 10 ? '0' + M : M) + '-' + (D < 10 ? '0' + D : D) + ' ' + (h < 10 ? '0' + h : h) + ':' + (m < 10 ? '0' + m : m) + ':' + (s < 10 ? '0' + s : s); } else if (type === 'week') { // 在quartz中 1为星期日 return week + 1; } } // 检查日期是否存在 function checkDate(value) { let time = new Date(value); let format = formatDate(time) return value === format; } onMounted(() => { expressionChange() }) </script>