新增 limit同比模块

service/alarm/operator.go

@@ -49,6 +49,19 @@ func (Compare) Equal(alter string, real []string) bool {
 	return rs
 }
 
+//限制同比
+func (Compare) LimitComparedWithSame(alter string, old []string, current []string) bool {
+	logger.Info.Println("old:", strings.Join(old, ","), "new: ", strings.Join(current, ","))
+	rs := true
+	lastIndex := len(current) - 1
+	for i, r := range current {
+		if i != 0 || i != lastIndex {
+			rs = rs && limitCompareSame(alter, old[i], r)
+		}
+	}
+	return rs
+}
+
 /**
 	同比超过alter
  */
@@ -65,6 +78,15 @@ func (Compare) ComparedWithSame(alter string, old []string, current []string) bo
 
 }
 
+func limitCompareSame(alter string, old string, current string) bool {
+	cf := parseToFloat(current)
+	of := parseToFloat(old)
+	if cf < 200 && of < 200 {
+		return false
+	}
+	return (cf-of)/of > parseToFloat(alter)
+}
+
 func compareSame(alter string, old string, current string) bool {
 	cf := parseToFloat(current)
 	of := parseToFloat(old)
@@ -106,3 +128,9 @@ func (MsgBuilder) Equal(alter string) string {
 func (MsgBuilder) ComparedWithSame(alter string) string {
 	return "同比超过" + alter
 }
+
+
+//限制同比
+func (MsgBuilder) LimitComparedWithSame(alter string) string {
+	return "同比超过" + alter
+}
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