add new methods and update current

handler/users.go

@@ -92,21 +92,33 @@ func (h *Handler) GetUsers(c echo.Context) error {
 func (h *Handler) UpdateUser(c echo.Context) (err error) {
 	var user = new(model.User)
 	var apiUser = new(model.APIUser)
-	tx := h.DB
-
-	id := c.Param("id")
-	tx = tx.Find(&user, id)
-
-	if tx.RowsAffected == 0 {
-		return c.NoContent(http.StatusNotFound)
-	}
 
 	if err = c.Bind(apiUser); err != nil {
 		return c.NoContent(http.StatusBadRequest)
 	}
 
-	user.FirstName = apiUser.FirstName
-	user.LastName = apiUser.LastName
+	id := c.Param("id")
+	tx := h.DB.Find(&user, id)
+
+	if tx.RowsAffected == 0 {
+		return c.NoContent(http.StatusNotFound)
+	}
+
+	if apiUser.FirstName != "" {
+		user.FirstName = apiUser.FirstName
+	}
+	if apiUser.LastName != "" {
+		user.LastName = apiUser.LastName
+	}
+	if apiUser.PositionID.ID() != 0 {
+		user.PositionID = apiUser.PositionID
+	}
+	if apiUser.Role != "" {
+		user.Role = apiUser.Role
+	}
+	if apiUser.Password != "" {
+		user.Password = fmt.Sprintf("%x", sha256.Sum256([]byte(apiUser.Password)))
+	}
 
 	tx = h.DB.Save(&user)