refactor: Event log use audit event as SSOT (#350)

internal/audit/eventlog_sink.go

@@ -20,7 +20,7 @@ func (s *eventlogSink) Handle(_ context.Context, event AuditEvent) error {
 
 	elEvent := eventlog.Event{
 		Timestamp:   event.Timestamp,
-		EventType:   mapEventType(event.Type),
+		EventType:   string(event.Type),
 		Message:     event.Message,
 		PackageName: pkgName(event.PackageVersion),
 		Version:     pkgVersion(event.PackageVersion),
@@ -48,36 +48,3 @@ func sessionDataToDetails(sd *SessionData) map[string]interface{} {
 func (s *eventlogSink) Close() error {
 	return nil
 }
-
-func mapEventType(t EventType) eventlog.EventType {
-	switch t {
-	case EventTypeMalwareBlocked:
-		return eventlog.EventTypeMalwareBlocked
-	case EventTypeMalwareConfirmed:
-		return eventlog.EventTypeMalwareConfirmed
-	case EventTypeInstallAllowed:
-		return eventlog.EventTypeInstallAllowed
-	case EventTypeInstallTrustedAllowed:
-		return eventlog.EventTypeInstallTrustedAllowed
-	case EventTypeInstallStarted:
-		return eventlog.EventTypeInstallStarted
-	case EventTypeDependencyResolved:
-		return eventlog.EventTypeDependencyResolved
-	case EventTypeInstallInsecureBypass:
-		return eventlog.EventTypeInstallInsecureBypass
-	case EventTypeProxyHostObserved:
-		return eventlog.EventTypeProxyHostObserved
-	case EventTypeDependencyCooldown:
-		return eventlog.EventTypeDependencyCooldown
-	case EventTypeCooldownSkipped:
-		return eventlog.EventTypeCooldownSkipped
-	case EventTypeSandboxOverride:
-		return eventlog.EventTypeSandboxOverride
-	case EventTypeError:
-		return eventlog.EventTypeError
-	case EventTypeSessionComplete:
-		return eventlog.EventType("session_complete")
-	default:
-		return eventlog.EventType(string(t))
-	}
-}