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spawn_statestores

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Spawn Statestores is the storage lib for the Spawn Actors System

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spawn_statestores lib statestores supervisor.ex
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lib/statestores/supervisor.ex 

defmodule Statestores.Supervisor do

  @moduledoc false

  use Supervisor



  @shutdown_timeout_ms 330_000



  import Statestores.Util,

    only: [load_lookup_adapter: 0, load_snapshot_adapter: 0, supervisor_process_logger: 1]



  def start_link(args) do

    Supervisor.start_link(__MODULE__, args, name: __MODULE__, shutdown: @shutdown_timeout_ms)

  end



  def child_spec() do

    %{

      id: __MODULE__,

      start: {__MODULE__, :start_link, [[]]}

    }

  end



  @impl true

  def init(_args) do

    lookup_adapter = load_lookup_adapter()

    snapshot_adapter = load_snapshot_adapter()

    Statestores.Migrator.migrate(snapshot_adapter)

    Statestores.Migrator.migrate(lookup_adapter)



    children =

      [

        supervisor_process_logger(__MODULE__),

        Statestores.Vault,

        snapshot_adapter,

        lookup_adapter

      ]

      |> maybe_add_native_children(snapshot_adapter)



    Supervisor.init(children, strategy: :one_for_one)

  end



  def maybe_add_native_children(children, Statestores.Adapters.NativeSnapshotAdapter) do

    children ++ Kernel.apply(Statestores.Adapters.Native.Children, :get_children, [])

  end



  def maybe_add_native_children(children, _), do: children

end