添加时间

src/views/databoard/utils/index.js

@@ -0,0 +1,44 @@
+import moment from "moment";
+export const switchShowTime = (type) => {
+  let nowTime = new Date
+  let startTime = ''
+  let endTime = ''
+  let currentYear = nowTime.getFullYear();
+  let startYear = null
+  switch(type) {
+    case '日':
+      let hour = nowTime.getHours()
+      if (hour > 6) {
+        startTime = moment(nowTime).format('yyyy.MM.DD')+' 7点'
+        endTime = moment(moment(nowTime)+86400000).format('yyyy.MM.DD')+' 7点'
+      }else{
+        endTime = moment(nowTime).format('yyyy.MM.DD')+' 7点'
+        startTime = moment(moment(nowTime)-86400000).format('yyyy.MM.DD')+' 7点'
+      }
+      return startTime+'-'+endTime
+    case '周':
+      let timestamp = nowTime- 24 * 60 * 60 * 1000
+      endTime = moment(timestamp).format('yyyy.MM.DD')
+      startTime = moment(timestamp-24 * 60 * 60 * 1000 * 6).format('yyyy.MM.DD')
+      return startTime+'-'+endTime
+    case '月':
+      let day = 29;
+      let lastMonth = nowTime.getMonth() === 0 ? 12 : nowTime.getMonth();
+      if (lastMonth === 2) {
+        day = isLeapYear(currentYear) ? 29 : 28;
+      }
+      if (lastMonth === 12) {
+        startYear = currentYear - 1
+      }
+      startTime = startYear+'.'+lastMonth+'.'+day
+      endTime = currentYear+'.'+(nowTime.getMonth()+1)+'.28'
+      return startTime+'-'+endTime
+    default:// 年
+      startTime = (currentYear - 1)+'.12.29'
+      endTime = currentYear+'.12.28'
+      return startTime+'-'+endTime
+  }
+}
+const isLeapYear = (year) => {
+  return year % 400 == 0 || (year % 4 == 0 && year % 100 != 0);
+}