func usersPostHandler(req *auburn.HttpTransaction) { if req.Request.Method == "POST" { user := User{} err := req.UnmarshalJsonBody(&user) if err != nil { req.Error(err.Error(), 500) return } if len(user.ObjectGuid) == 0 { req.Error("Object GUID required", 400) return } exists := false for i, v := range users { if v.ObjectGuid == user.ObjectGuid { users[i] = user users[i].Updated = time.Now() exists = true } } if !exists { user.Updated = time.Now() users = append(users, user) } req.RespondWithText("OK") } }