[fix] #48 , #129

pkg/api/core/tool/gen/gen.go

@@ -1,17 +1,13 @@
 package gen
 
 import (
-	"fmt"
-	"github.com/google/uuid"
+	uuidLib "github.com/google/uuid"
 )
 
-func GenerateUUID() string {
-	u, err := uuid.NewRandom()
+func GenerateUUIDString() (string, error) {
+	uuid, err := uuidLib.NewRandom()
 	if err != nil {
-		fmt.Println(err)
-		//return ""
+		return "", err
 	}
-	uu := u.String()
-
-	return uu
+	return uuid.String(), nil
 }

pkg/api/core/tool/gen/gen_test.go

@@ -0,0 +1,11 @@
+package gen
+
+import "testing"
+
+func TestGenerateUUIDString(t *testing.T) {
+	uuid, err := GenerateUUIDString()
+	if err != nil {
+		t.Fatalf("error: %s\n", err)
+	}
+	t.Logf("UUID: %s\n", uuid)
+}

pkg/api/core/user/v0/user.go

@@ -170,7 +170,11 @@ func AddGroup(c *gin.Context) {
 		return
 	}
 
-	pass = gen.GenerateUUID()
+	pass, err = gen.GenerateUUIDString()
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, common.Error{Error: "error: Failed to generate uuid. "})
+		return
+	}
 
 	data = core.User{
 		GroupID:       resultAuth.User.GroupID,