telemetry_async

defmodule TelemetryAsync.Shard do
  @moduledoc false

  use GenServer

  def default_prefix(), do: __MODULE__

  def name_for_number(n, prefix) do
    :"#{prefix || default_prefix()}_#{n}"
  end

  def start_link(name: name) do
    GenServer.start_link(__MODULE__, [], name: name)
  end

  def init(_) do
    {:ok, %{}}
  end

  def execute(pid, func) when is_function(func) do
    GenServer.cast(pid, {:exec, func})
  end

  def handle_cast({:exec, func}, state) do
    func.()
    {:noreply, state, :hibernate}
  end
end