namespace ZB.MOM.WW.MxGateway.Contracts;

/// <summary>Names of environment variables shared by the gateway worker launcher and worker process.</summary>
public static class WorkerLaunchEnvironment
{
    /// <summary>Bootstrap nonce used to authenticate the worker handshake.</summary>
    public const string WorkerNonce = "MXGATEWAY_WORKER_NONCE";

    /// <summary>Per-attempt named-pipe connection timeout in milliseconds.</summary>
    public const string PipeConnectAttemptTimeoutMilliseconds =
        "MXGATEWAY_WORKER_PIPE_CONNECT_ATTEMPT_TIMEOUT_MS";

    /// <summary>Bounded wait for a Write/Write2/WriteSecured/WriteSecured2 completion callback in milliseconds.</summary>
    public const string WriteCompletionWaitMilliseconds =
        "MXGATEWAY_WORKER_WRITE_COMPLETION_WAIT_MS";

    /// <summary>Capacity of the worker's outbound MXAccess event queue.</summary>
    public const string EventQueueCapacity = "MXGATEWAY_EVENT_QUEUE_CAPACITY";

    /// <summary>Worker alarm polling cadence in milliseconds.</summary>
    public const string AlarmPollIntervalMilliseconds = "MXGATEWAY_ALARM_POLL_INTERVAL_MS";

    /// <summary>Maximum alarm records requested in one current-alarm fetch.</summary>
    public const string MaxAlarmsPerFetch = "MXGATEWAY_ALARM_MAX_ALARMS_PER_FETCH";

    /// <summary>
    ///     MXAccess client name the worker's alarm-ack writer registers with. The
    ///     Historian records it as the acknowledgement's OperatorNode.
    /// </summary>
    public const string AlarmAckClientName = "MXGATEWAY_ALARM_ACK_CLIENT_NAME";
}