fix(db): return error directly

db/src/influx/influx.go

@@ -68,31 +68,23 @@ func (g *InfluxGateway) AddDatapoint(dp datapoint.DataPointInfo) error {
 		),
 	)
 
-	// check if the number of point >= batchsize
+	// if not ready, we are done
 	if g.batcher.Ready() {
-		// Send batch to influx DB
-		err := g.Flush()
-
-		if err != nil {
-			return err
-		}
-
-	}
 		return nil
 	}
 
+	// If ready, flush and return the result directly
+	return g.Flush()
+}
+
 // Flush sends the current batch of points to InfluxDB.
 func (g *InfluxGateway) Flush() error {
 	// Send batch to influx DB
 	err := g.client.WritePoints(context.Background(), g.batcher.Emit())
 
-	if err != nil {
 	return err
 }
 
-	return nil
-}
-
 // Close closes the InfluxGateway client.
 func (g *InfluxGateway) Close() error {
 	return g.client.Close()