update queue for max performance

tcp-cart-client.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"encoding/binary"
+	"fmt"
 	"net"
 	"time"
 )
@@ -91,13 +92,15 @@ func (m *CartTCPClient) SendPacket(messageType uint32, id CartId, data []byte) e
 // }
 
 func (m *CartTCPClient) Call(messageType uint32, id CartId, responseType uint32, data []byte) ([]byte, error) {
+	packetChan := m.Expect(responseType, id)
 	err := m.SendPacket(messageType, id, data)
 	if err != nil {
 		return nil, err
 	}
-	packet, err := m.Expect(responseType, id, time.Second)
-	if err != nil {
-		return nil, err
+	select {
+	case ret := <-packetChan:
+		return ret, nil
+	case <-time.After(3 * time.Second):
+		return nil, fmt.Errorf("timeout")
 	}
-	return packet.Data, nil
 }