36 lines
949 B
Elixir
36 lines
949 B
Elixir
defmodule NeonVertigoService.Mqtt.Service do
|
|
use GenServer
|
|
|
|
def start_link(_) do
|
|
GenServer.start_link(__MODULE__, [], name: __MODULE__)
|
|
end
|
|
|
|
def init(_) do
|
|
{:ok, {}, {:continue, :init_mqtt}}
|
|
end
|
|
|
|
# Callbacks
|
|
def handle_continue(:init_mqtt, {}) do
|
|
mqtt_config = Application.fetch_env!(:neon_vertigo_service, :mqtt_params)
|
|
{:ok, mqtt_pid} = Supervisor.start_child(
|
|
NeonVertigoService.Mqtt.Supervisor,
|
|
%{
|
|
id: :neon_vertigo_emqtt,
|
|
start: {:emqtt, :start_link, [[owner: self(), name: :neon_vertigo_service_emqtt] ++ mqtt_config]}
|
|
}
|
|
)
|
|
{:ok, _mqtt_props} = :emqtt.connect(mqtt_pid)
|
|
|
|
:emqtt.subscribe(mqtt_pid, %{}, [{"$share/neon-vertigo-service/test/+", [{:qos, 1}]}])
|
|
|
|
{:noreply, {mqtt_pid}}
|
|
end
|
|
|
|
# Handling MQTT messages
|
|
def handle_info({:publish, msg}, state) do
|
|
IO.puts("Received message")
|
|
IO.inspect(msg)
|
|
{:noreply, state}
|
|
end
|
|
end
|