fix getting unread messages, ws endpoint

packages/convertions/convertions.go

@@ -45,14 +45,14 @@ func StringToUuid(str string) (uuid.UUID, error) {
 	return uuid.Parse(str)
 }
 
-func StringToUuidSlice(uuidStr string) (*[]uuid.UUID, error) {
+func StringToUuidSlice(uuidStr string) ([]uuid.UUID, error) {
 	if uuidStr == "" {
 		return nil, errors.New("empty string")
 	}
 
 	parts := strings.Split(uuidStr, ",")
 
-	slice := make([]uuid.UUID, len(parts))
+	slice := make([]uuid.UUID, 0, len(parts))
 
 	for _, part := range parts {
 		id, err := StringToUuid(part)
@@ -62,7 +62,7 @@ func StringToUuidSlice(uuidStr string) (*[]uuid.UUID, error) {
 
 		slice = append(slice, id)
 	}
-	return &slice, nil
+	return slice, nil
 }
 
 func StringToTimestamp(str string) (time.Time, error) {