Packages

walex

4.6.0
4.8.0 4.7.1 4.7.0 4.6.0 4.5.0 4.4.0 4.3.0 4.2.0 4.1.0 4.0.0 3.8.0 3.7.0 3.6.0 3.5.0 3.4.0 3.2.0 3.1.2 3.1.0 3.0.6 3.0.5 3.0.4 3.0.2 3.0.0 2.3.2 2.3.0 2.2.0 2.1.1 2.1.0 2.0.0 1.0.1 1.0.0 0.9.0 0.8.2 0.8.1 0.8.0 0.7.4 0.7.3 0.7.2 0.7.1 0.7.0 0.6.0 0.5.0 0.4.0 0.3.0 0.2.0 0.1.0

Listen to change events on your Postgres tables then perform callback-like actions with the data.

HexDocs

Current section

Files

Jump to
Readme
46 Versions
4 Dependencies
Dependants
Files
Activity
walex lib walex events supervisor.ex
Raw

lib/walex/events/supervisor.ex 

defmodule WalEx.Events.Supervisor do

  @moduledoc false



  use Supervisor



  alias WalEx.Config

  alias WalEx.Events

  alias Events.EventModules



  def start_link(opts) do

    app_name = Keyword.get(opts, :name)

    name = Config.Registry.set_name(:set_supervisor, __MODULE__, app_name)



    Supervisor.start_link(__MODULE__, opts, name: name)

  end



  @impl true

  def init(opts) do

    app_name =

      opts

      |> Keyword.get(:name)



    children =

      [{Events, app_name: app_name}]

      |> maybe_event_modules(app_name)



    Supervisor.init(children, strategy: :one_for_one, max_restarts: 10)

  end



  defp maybe_event_modules(children, app_name) do

    modules = Config.get_event_modules(app_name)

    has_module_config = is_list(modules) and modules != []



    maybe_set_child(children, has_module_config, {EventModules, app_name: app_name})

  end



  defp maybe_set_child(children, true, child), do: children ++ [child]

  defp maybe_set_child(children, false, _child), do: children

end