/* MYSQL */
const JAMBONES_MYSQL_HOST = process.env.JAMBONES_MYSQL_HOST;
const JAMBONES_MYSQL_USER = process.env.JAMBONES_MYSQL_USER;
const JAMBONES_MYSQL_PORT = process.env.JAMBONES_MYSQL_PORT;
const JAMBONES_MYSQL_PASSWORD = process.env.JAMBONES_MYSQL_PASSWORD;
const JAMBONES_MYSQL_DATABASE = process.env.JAMBONES_MYSQL_DATABASE;
const JAMBONES_MYSQL_CONNECTION_LIMIT = process.env.JAMBONES_MYSQL_CONNECTION_LIMIT;

/* MYSQL Write Connection */
const JAMBONES_MYSQL_WRITE_HOST = process.env.JAMBONES_MYSQL_WRITE_HOST;
const JAMBONES_MYSQL_WRITE_USER = process.env.JAMBONES_MYSQL_WRITE_USER;
const JAMBONES_MYSQL_WRITE_PORT = process.env.JAMBONES_MYSQL_WRITE_PORT;
const JAMBONES_MYSQL_WRITE_PASSWORD = process.env.JAMBONES_MYSQL_WRITE_PASSWORD;
const JAMBONES_MYSQL_WRITE_DATABASE = process.env.JAMBONES_MYSQL_WRITE_DATABASE;

/* Redis */
const JAMBONES_REDIS_SENTINELS = process.env.JAMBONES_REDIS_SENTINELS;
const JAMBONES_REDIS_SENTINEL_MASTER_NAME = process.env.JAMBONES_REDIS_SENTINEL_MASTER_NAME;
const JAMBONES_REDIS_HOST = process.env.JAMBONES_REDIS_HOST;
const JAMBONES_REDIS_PORT = process.env.JAMBONES_REDIS_PORT;

/* DRACHTIO */
const DRACHTIO_HOST = process.env.DRACHTIO_HOST;
const DRACHTIO_PORT = process.env.DRACHTIO_PORT;
const DRACHTIO_SECRET = process.env.DRACHTIO_SECRET;

/* Application */
const JAMBONES_TIME_SERIES_HOST = process.env.JAMBONES_TIME_SERIES_HOST;
const JAMBONES_LOGLEVEL = process.env.JAMBONES_LOGLEVEL;
const NODE_ENV = process.env.NODE_ENV;
const SBC_PUBLIC_ADDRESS_KEEP_ALIVE_IN_MILISECOND = process.env.SBC_PUBLIC_ADDRESS_KEEP_ALIVE_IN_MILISECOND;
const JAMBONES_HOSTING = process.env.JAMBONES_HOSTING;
const EXPIRES_INTERVAL = process.env.EXPIRES_INTERVAL;
const CHECK_EXPIRES_INTERVAL = process.env.CHECK_EXPIRES_INTERVAL;
const JAMBONES_CLUSTER_ID = process.env.JAMBONES_CLUSTER_ID ;
const JAMBONES_REGBOT_CONTACT_USE_IP = process.env.JAMBONES_REGBOT_CONTACT_USE_IP;
const JAMBONES_REGBOT_MIN_EXPIRES_INTERVAL = process.env.JAMBONES_REGBOT_MIN_EXPIRES_INTERVAL;
const JAMBONES_REGBOT_DEFAULT_EXPIRES_INTERVAL  = process.env.JAMBONES_REGBOT_DEFAULT_EXPIRES_INTERVAL;
const JAMBONES_REGBOT_BATCH_SLEEP_MS = process.env.JAMBONES_REGBOT_BATCH_SLEEP_MS || 250;
const JAMBONES_REGBOT_BATCH_SIZE = process.env.JAMBONES_REGBOT_BATCH_SIZE || 10;
const OPTIONS_RESPONSE_REMOVE = process.env.OPTIONS_RESPONSE_REMOVE?.split(',').map(Number) || [];
const REGISTER_RESPONSE_REMOVE = process.env.REGISTER_RESPONSE_REMOVE?.split(',').map(Number) || [];
const JAMBONES_REGBOT_USER_AGENT = process.env.JAMBONES_REGBOT_USER_AGENT ;
const JAMBONES_REGBOT_FAILURE_RETRY_INTERVAL = process.env.JAMBONES_REGBOT_FAILURE_RETRY_INTERVAL;
const JAMBONES_REGBOT_REGISTER_FAILURE_THRESHOLD = process.env.JAMBONES_REGBOT_REGISTER_FAILURE_THRESHOLD;
// how long (ms) to wait for a SIP response to a REGISTER before assuming it was lost and retrying
const JAMBONES_REGBOT_RESPONSE_TIMEOUT = process.env.JAMBONES_REGBOT_RESPONSE_TIMEOUT;

/* AWS Auto Scaling: hand off the regbot role when this instance is being scaled in */
const AWS_LIFECYCLE_DRAIN = ['1', 'true', 'yes']
  .includes((process.env.AWS_LIFECYCLE_DRAIN || '').trim().toLowerCase());

/* Server control - external topology discovery and other server-control features (disabled unless truthy) */
const JAMBONES_SERVER_CONTROL = process.env.JAMBONES_SERVER_CONTROL;

module.exports = {
  JAMBONES_MYSQL_HOST,
  JAMBONES_MYSQL_USER,
  JAMBONES_MYSQL_PORT,
  JAMBONES_MYSQL_PASSWORD,
  JAMBONES_MYSQL_DATABASE,
  JAMBONES_MYSQL_CONNECTION_LIMIT,
  JAMBONES_MYSQL_WRITE_HOST,
  JAMBONES_MYSQL_WRITE_USER,
  JAMBONES_MYSQL_WRITE_PORT,
  JAMBONES_MYSQL_WRITE_PASSWORD,
  JAMBONES_MYSQL_WRITE_DATABASE,
  JAMBONES_REDIS_SENTINELS,
  JAMBONES_REDIS_SENTINEL_MASTER_NAME,
  JAMBONES_REDIS_HOST,
  JAMBONES_REDIS_PORT,
  DRACHTIO_HOST,
  DRACHTIO_PORT,
  DRACHTIO_SECRET,
  JAMBONES_TIME_SERIES_HOST,
  JAMBONES_LOGLEVEL,
  NODE_ENV,
  SBC_PUBLIC_ADDRESS_KEEP_ALIVE_IN_MILISECOND,
  JAMBONES_HOSTING,
  EXPIRES_INTERVAL,
  CHECK_EXPIRES_INTERVAL,
  JAMBONES_CLUSTER_ID,
  JAMBONES_REGBOT_CONTACT_USE_IP,
  JAMBONES_REGBOT_MIN_EXPIRES_INTERVAL,
  JAMBONES_REGBOT_DEFAULT_EXPIRES_INTERVAL,
  JAMBONES_REGBOT_BATCH_SLEEP_MS,
  JAMBONES_REGBOT_BATCH_SIZE,
  OPTIONS_RESPONSE_REMOVE,
  REGISTER_RESPONSE_REMOVE,
  JAMBONES_REGBOT_USER_AGENT,
  JAMBONES_REGBOT_FAILURE_RETRY_INTERVAL,
  JAMBONES_REGBOT_REGISTER_FAILURE_THRESHOLD,
  JAMBONES_REGBOT_RESPONSE_TIMEOUT,
  JAMBONES_SERVER_CONTROL,
  AWS_LIFECYCLE_DRAIN
};