improvement websocket according to gorilla example

models/datapoint.go

@@ -6,7 +6,6 @@ import (
 	"fmt"
 	"regexp"
 	"strings"
-	"sync"
 	"time"
 
 	"github.com/google/uuid"
@@ -34,7 +33,6 @@ type Datapoint struct {
 	ReadWrite      json_dataModels.Rights  `json:"readWrite"`
 	Drivers        json_dataModels.Drivers `json:"drivers,omitempty"`
 	Subscriptions  Subscriptions           `json:"-"`
-	sync.RWMutex   `json:"-"`
 }
 
 func (d *Datapoint) Set(path string, set json_dataModels.Set) (bool, error) {
@@ -381,9 +379,6 @@ func (d *Datapoint) RemoveSubscribtion(client *wsModels.Client) {
 }
 
 func (d *Datapoint) Publish(eventType string) error {
-	d.RLock()
-	defer d.RUnlock()
-
 	for client := range d.Subscriptions {
 		r := json_data.NewResponse()
 		r.AddPublish(json_dataModels.Publish{
@@ -392,14 +387,13 @@ func (d *Datapoint) Publish(eventType string) error {
 			Path:  d.Path,
 			Value: d.Value,
 		})
+
 		b, err := json.Marshal(r)
 		if err != nil {
 			return err
 		}
-		if err := client.SendResponse(b, 5); err != nil {
-			return err
-		}
 
+		client.SendResponse(b)
 	}
 	return nil
 }