From 69ad29bbddf642e0f7580b497de67c9b6dd8a7c3 Mon Sep 17 00:00:00 2001
From: premultiply <4681172+premultiply@users.noreply.github.com>
Date: Sat, 7 Sep 2024 14:01:49 +0000
Subject: [PATCH] add comments

---
 charger/ocpp/cs.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/charger/ocpp/cs.go b/charger/ocpp/cs.go
index cc75d91cc..619f1d571 100644
--- a/charger/ocpp/cs.go
+++ b/charger/ocpp/cs.go
@@ -109,11 +109,12 @@ func (cs *CS) ChargePointDisconnected(chargePoint ocpp16.ChargePointConnection)
 	}
 }
 
-// NewTransactionID returns a new unique transaction id
+// NewTransactionID returns a globally unique transaction id
 func (cs *CS) NewTransactionID() int {
 	cs.mu.Lock()
 	defer cs.mu.Unlock()
 
+	// initialize new transactionId epoch
 	if cs.txnId == 0 {
 		cs.txnId = int(time.Now().UTC().Unix())
 	}