稳态指标合格率

src/components/form/datePicker/index.vue

@@ -451,7 +451,39 @@ const setTimeOptions = (list: any) => {
     timeOptions.value = list
 }
 
-defineExpose({ timeValue, interval, timeFlag, setTimeOptions })
+// 获取时间范围的同比
+function getYearOnYear(startDate: string, endDate: string): [string, string] {
+    const startYearAgo = new Date(startDate)
+    startYearAgo.setFullYear(startYearAgo.getFullYear() - 1)
+
+    const endYearAgo = new Date(endDate)
+    endYearAgo.setFullYear(endYearAgo.getFullYear() - 1)
+
+    return [formatDate(startYearAgo), formatDate(endYearAgo)]
+}
+
+// 获取时间范围的环比
+function getMonthOnMonth(startDate: string, endDate: string): [string, string] {
+    const start = new Date(startDate)
+    const end = new Date(endDate)
+
+    const diffTime = end.getTime() - start.getTime() + 60 * 60 * 24 * 1000 // 计算时间差
+    const startMonthAgo = new Date(start)
+    startMonthAgo.setTime(startMonthAgo.getTime() - diffTime) // 将开始时间向前推移相同的时间差
+
+    const endMonthAgo = new Date(start)
+    endMonthAgo.setDate(start.getDate() - 1) // 结束时间是开始时间的前一天
+
+    return [formatDate(startMonthAgo), formatDate(endMonthAgo)]
+}
+// 格式化日期为 YYYY-MM-DD
+function formatDate(date: Date): string {
+    const year = date.getFullYear()
+    const month = String(date.getMonth() + 1).padStart(2, '0')
+    const day = String(date.getDate()).padStart(2, '0')
+    return `${year}-${month}-${day}`
+}
+defineExpose({ timeValue, interval, timeFlag, setTimeOptions, getYearOnYear, getMonthOnMonth })
 </script>
 
 <style scoped>