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phoenix_live_dashboard

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Real-time performance dashboard for Phoenix

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phoenix_live_dashboard lib phoenix live_dashboard components row_component.ex
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lib/phoenix/live_dashboard/components/row_component.ex 

defmodule Phoenix.LiveDashboard.RowComponent do

  use Phoenix.LiveDashboard.Web, :live_component



  @impl true

  def mount(socket) do

    {:ok, socket}

  end



  def normalize_params(params) do

    params

    |> validate_required([:components])

    |> normalize_components()

  end



  defp validate_required(params, list) do

    case Enum.find(list, &(not Map.has_key?(params, &1))) do

      nil -> :ok

      key -> raise ArgumentError, "the #{inspect(key)} parameter is expected in row component"

    end



    params

  end



  defp normalize_components(%{components: components} = params) when is_list(components) do

    components_length = length(components)



    if components_length > 0 and components_length < 4 do

      params

    else

      raise ArgumentError,

            ":components must have at least 1 component and at most 3 components, got: " <>

              inspect(components_length)

    end

  end



  defp normalize_components(%{components: components}) do

    raise ArgumentError, ":components must be a list, got: " <> inspect(components)

  end



  @impl true

  def render(assigns) do

    ~H"""

    <div class="row">

      <%= for {component_module, component_params} <- @components do %>

        <%= live_component component_module, Map.put(component_params, :page, @page) %>

      <% end %>

    </div>

    """

  end

end