默认当前日期

src/views/iot/historyData/HistorySingleAnalyse.vue

@@ -387,9 +387,25 @@ const deviceData = reactive({
 })
 
 // 查询参数
+function getTodayTimeRange() {
+  const start = new Date()
+  start.setHours(0, 0, 0, 0)
+
+  const end = new Date(start)
+  end.setHours(23, 59, 59, 59)
+  end.setDate(end.getDate())
+
+  return {
+    startTime: formatDateTime(start),
+    endTime: formatDateTime(end)
+  }
+}
+
+const defaultTimeRange = getTodayTimeRange()
+
 const queryParams = reactive({
-  startTime: '2026-04-22 08:00:00',
+  startTime: defaultTimeRange.startTime,
-  endTime: '2026-04-22 11:30:00',
+  endTime: defaultTimeRange.endTime,
   granularity: 'original',
   rules: ['max', 'min', 'avg', 'range', 'upperCount', 'lowerCount', 'continuousAbnormal']
 })
@@ -827,6 +843,9 @@ function updateChart() {
 }
 
 function resetQuery() {
+  const timeRange = getTodayTimeRange()
+  queryParams.startTime = timeRange.startTime
+  queryParams.endTime = timeRange.endTime
   selectedPointCodes.value = []
   pointKeyword.value = ''
   chartMode.value = 'all'
@@ -949,7 +968,7 @@ function handleStartTimeChange(value) {
   if (value && queryParams.endTime) {
     if (!validateTimeRange(value, queryParams.endTime)) {
       const start = new Date(value)
-      const end = new Date(start.getTime() + 24 * 60 * 60 * 1000 - 1000) // 23:59:59
+      const end = new Date(start.getTime() + 24 * 60 * 60 * 1000)
       queryParams.endTime = formatDateTime(end)
       ElMessage.warning('时间范围超过24小时，已自动调整结束时间')
     }
@@ -961,7 +980,7 @@ function handleEndTimeChange(value) {
   if (queryParams.startTime && value) {
     if (!validateTimeRange(queryParams.startTime, value)) {
       const end = new Date(value)
-      const start = new Date(end.getTime() - 24 * 60 * 60 * 1000 + 1000) // 00:00:00
+      const start = new Date(end.getTime() - 24 * 60 * 60 * 1000)
       queryParams.startTime = formatDateTime(start)
       ElMessage.warning('时间范围超过24小时，已自动调整开始时间')
     }
@@ -975,7 +994,7 @@ const endTimeOptions = computed(() => {
   if (!queryParams.startTime) return {}
 
   const start = new Date(queryParams.startTime)
-  const maxEndTime = new Date(start.getTime() + 24 * 60 * 60 * 1000 - 1000) // 23:59:59
+  const maxEndTime = new Date(start.getTime() + 24 * 60 * 60 * 1000)
 
   return {
     disabledDate: (date) => {