use new serial lib

utils/serial.go

@@ -1,19 +1,19 @@
 package utils
 
 import (
-	"io"
 	"time"
 
-	"github.com/tarm/serial"
+	"github.com/argandas/serial"
 	"go.uber.org/zap"
 )
 
 var (
-	device     string
-	baudrate   int
-	bytesize   byte
-	stopbits   byte
-	port       *serial.Port
+	device   string
+	baudrate int
+	bytesize byte
+	stopbits byte
+	// port       *serial.Port
+	sp         *serial.SerialPort
 	portOpened = false
 	Log        *zap.Logger
 )
@@ -27,34 +27,39 @@ func OpenPort(device string, baudrate int, bytesize byte, stopbits byte) error {
 		zap.Int("baudrate", baudrate),
 		zap.Int("bytesize", int(bytesize)),
 		zap.Int("stopbits", int(stopbits)))
-	config := &serial.Config{Name: device,
-		Baud:        baudrate,
-		Size:        bytesize,
-		StopBits:    serial.StopBits(stopbits),
-		ReadTimeout: readDuration}
-	var err error
-	port, err = serial.OpenPort(config)
-	if err != nil {
-		Log.Fatal("error in open serial port ", zap.Error(err))
-		return err
+	sp = serial.New()
+	sp.EOL('\r')
+	err := sp.Open(device, baudrate, time.Second*3)
+	Log.Info("open ", zap.String("device", device), zap.Error(err))
+	if err == nil {
+		portOpened = true
 	}
-	Log.Info("opened ", zap.String("port", device))
-	portOpened = true
-	return nil
+	return err
+
+	// config := &serial.Config{Name: device,
+	// 	Baud:        baudrate,
+	// 	Size:        bytesize,
+	// 	StopBits:    serial.StopBits(stopbits),
+	// 	ReadTimeout: readDuration}
+	// var err error
+	// port, err = serial.OpenPort(config)
+	// if err != nil {
+	// 	Log.Fatal("error in open serial port ", zap.Error(err))
+	// 	return err
+	// }
+	// Log.Info("opened ", zap.String("port", device))
+	// portOpened = true
+	// return nil
 }
 
 //ReadPort read byte array from port
-func ReadPort() ([]byte, int) {
-	buffer := make([]byte, 1)
-	if !ServerRunning {
-		return buffer, 0
-	}
-	count, err := port.Read(buffer)
-	if err != nil && err != io.EOF {
-		Log.Error("error in read port ", zap.Error(err))
-		//TODO: 3 time fail try to
-	}
-	return buffer, count
+func ReadPort() (string, error) {
+	// buffer := make([]byte, 1)
+	// if !ServerRunning {
+	// 	return buffer, 0
+	// }
+
+	return sp.ReadLine()
 }
 
 //IsPortOpen check serial port status

utils/telegram.go

@@ -15,7 +15,7 @@ const (
 var buffer []byte
 var RawLog *rotatelogs.RotateLogs
 
-func Append(data []byte) bool {
+func Append(data string) bool {
 	buffer = append(buffer, data...)
 	if buffer[len(buffer)-1] == '\r' {
 		buffer = append(buffer, '\n')