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extreme_system

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Building blocks for distributed systems

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extreme_system lib system commands_supervisor.ex
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lib/system/commands_supervisor.ex 

defmodule Extreme.System.CommandsSupervisor do

  defmacro __using__(opts) do

    quote do



      use     Supervisor

      require Logger



      @prefix Keyword.fetch!(unquote(opts), :prefix) |> to_string





      def start_link(extreme_settings) do

        name = String.to_atom(@prefix <> ".CommandsSupervisor")

        Supervisor.start_link(__MODULE__, {extreme_settings}, name: name)

      end



      def init({extreme_settings}) do

        extreme_name = String.to_atom(@prefix <> ".ExtremeWrite")



        groups = unquote(opts)

                 |> Keyword.fetch!(:aggregates)

                 |> Enum.map(fn aggregate ->

                      supervisor( Extreme.System.AggregateGroup, [aggregate], id: aggregate)

                    end)

        children = [

          worker(     Extreme,                            [extreme_settings, [name: extreme_name]], id: extreme_name),

          #worker(     Extreme.System.EventStore,          [extreme_name,     [name: es_name]]),

        ] ++ groups



        supervise children, strategy: :one_for_one

      end



    end

  end

end