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lib/spawn/utils/common.ex

defmodule Spawn.Utils.Common do
@moduledoc false
require Logger
alias Actors.Config.PersistentTermConfig, as: Config
alias Spawn.Actors.ActorId
def build_worker_pool_name(module, parent) do
case get_environment() do
:prod ->
Module.concat(module, String.upcase(parent))
_ ->
Module.concat(module, "default")
end
end
@spec actor_host_hash() :: integer()
def actor_host_hash() do
system = Config.get(:actor_system_name)
actorhost_name = Config.get(:app_name)
:erlang.phash2({system, actorhost_name})
end
@spec generate_key(String.t() | ActorId.t()) :: integer()
def generate_key(id) when is_integer(id), do: id
def generate_key(%{name: name, system: system}), do: :erlang.phash2({name, system})
@spec supervisor_process_logger(module()) :: term()
def supervisor_process_logger(module) do
%{
id: Module.concat([module, Logger]),
start:
{Task, :start,
[
fn ->
Process.flag(:trap_exit, true)
Logger.info("[SUPERVISOR] #{inspect(module)} is up")
receive do
{:EXIT, _pid, reason} ->
Logger.info(
"[SUPERVISOR] #{inspect(module)}:#{inspect(self())} is successfully down with reason #{inspect(reason)}"
)
:ok
end
end
]}
}
end
@spec to_existing_atom_or_new(String.t()) :: atom()
def to_existing_atom_or_new(string) do
String.to_existing_atom(string)
rescue
_e ->
String.to_atom(string)
end
def get_environment do
case System.get_env("MIX_ENV", "dev") do
"prod" -> :prod
env -> String.to_atom(env)
end
end
@spec return_and_maybe_hibernate(tuple()) :: tuple()
def return_and_maybe_hibernate(tuple) do
queue_length = Process.info(self(), :message_queue_len)
case queue_length do
{:message_queue_len, 0} ->
Tuple.append(tuple, :hibernate)
_ ->
tuple
end
end
end