liveview-native / liveview-native-live-form Goto Github PK

def render(assigns) do
  ~H"""
  <.form for={@form} phx-change="validate" phx-submit="save">
    <.input type="text" field={@form[:username]} />
    <.input type="email" field={@form[:email]} />
    <button>Save</button>
  </.form>
  """
end

def mount(_params, _session, socket) do
  {:ok, assign(socket, form: to_form(Accounts.change_user(%User{})))}
end

def handle_event("validate", %{"user" => params}, socket) do
  form =
    %User{}
    |> Accounts.change_user(params)
    |> Map.put(:action, :insert)
    |> to_form()

  {:noreply, assign(socket, form: form)}
end

def handle_event("save", %{"user" => user_params}, socket) do
  case Accounts.create_user(user_params) do
    {:ok, user} ->
      {:noreply,
       socket
       |> put_flash(:info, "user created")
       |> redirect(to: ~p"/users/#{user}")}

    {:error, %Ecto.Changeset{} = changeset} ->
      {:noreply, assign(socket, form: to_form(changeset))}
  end
end