Merge pull request Rhymen#541 from danielspk/updateprofilename

Add UpdateProfileName method

profile.go

@@ -2,9 +2,10 @@ package whatsapp
 
 import (
 	"fmt"
-	"github.com/Rhymen/go-whatsapp/binary"
 	"strconv"
 	"time"
+
+	"github.com/Rhymen/go-whatsapp/binary"
 )
 
 // Pictures must be JPG 640x640 and 96x96, respectively
@@ -41,3 +42,24 @@ func (wac *Conn) UploadProfilePic(image, preview []byte) (<-chan string, error)
 	}
 	return wac.writeBinary(n, profile, 136, tag)
 }
+
+func (wac *Conn) UpdateProfileName(name string) (<-chan string, error) {
+	tag := fmt.Sprintf("%d.--%d", time.Now().Unix(), wac.msgCount*19)
+	n := binary.Node{
+		Description: "action",
+		Attributes: map[string]string{
+			"type":  "set",
+			"epoch": strconv.Itoa(wac.msgCount),
+		},
+		Content: []interface{}{
+			binary.Node{
+				Description: "profile",
+				Attributes: map[string]string{
+					"name": name,
+				},
+				Content: []binary.Node{},
+			},
+		},
+	}
+	return wac.writeBinary(n, profile, ignore, tag)
+}