syntax = "proto3";

package alox;

enum EspNowMessageType {
  ESPNOW_UNKNOWN = 0;
  ESPNOW_DISCOVER = 1;
  ESPNOW_SLAVE_INFO = 2;
  ESPNOW_HEARTBEAT = 3;
}

message EspNowDiscover {
  uint32 network = 1;
}

message EspNowSlavePresence {
  uint32 network = 1;
  bytes mac = 2;
  uint32 version = 3;
  uint32 slave_id = 4;
  bool available = 5;
  bool used = 6;
}

message EspNowMessage {
  EspNowMessageType type = 1;
  oneof payload {
    EspNowDiscover discover = 2;
    EspNowSlavePresence slave_info = 3;
    EspNowSlavePresence heartbeat = 4;
  }
}