Fix 1737 (#1738)

* add GetMeta to *types.Event

Co-authored-by: sabban <15465465+sabban@users.noreply.github.com>

pkg/models/helpers.go

@@ -41,6 +41,15 @@ func (e *Event) GetMeta(key string) string {
 	return ""
 }
 
+func (a *Alert) GetMeta(key string) string {
+	for _, meta := range a.Meta {
+		if meta.Key == key {
+			return meta.Value
+		}
+	}
+	return ""
+}
+
 func (s Source) GetValue() string {
 	if s.Value == nil {
 		return ""

pkg/types/event.go

@@ -52,6 +52,25 @@ func (e *Event) GetType() string {
 	}
 }
 
+func (e *Event) GetMeta(key string) string {
+	if e.Type == OVFLW {
+		for _, alert := range e.Overflow.APIAlerts {
+			for _, event := range alert.Events {
+				if event.GetMeta(key) != "" {
+					return event.GetMeta(key)
+				}
+			}
+		}
+	} else if e.Type == LOG {
+		for k, v := range e.Meta {
+			if k == key {
+				return v
+			}
+		}
+	}
+	return ""
+}
+
 //Move in leakybuckets
 const (
 	Undefined = ""