// Per-account JetStream resource limits.
// Go reference: accounts.go JetStreamAccountLimits struct.

namespace NATS.Server.Auth;

/// <summary>
/// Per-account limits on JetStream resources: storage, streams, consumers, and ack pending.
/// A value of 0 means unlimited for all fields.
/// </summary>
public sealed record AccountLimits
{
    /// <summary>Maximum total storage in bytes (0 = unlimited).</summary>
    public long MaxStorage { get; init; }

    /// <summary>Maximum number of streams (0 = unlimited).</summary>
    public int MaxStreams { get; init; }

    /// <summary>Maximum number of consumers (0 = unlimited).</summary>
    public int MaxConsumers { get; init; }

    /// <summary>Maximum pending ack count per consumer (0 = unlimited).</summary>
    public int MaxAckPending { get; init; }

    /// <summary>Maximum memory-based storage in bytes (0 = unlimited).</summary>
    public long MaxMemoryStorage { get; init; }

    /// <summary>Maximum disk-based storage in bytes (0 = unlimited).</summary>
    public long MaxDiskStorage { get; init; }

    /// <summary>Default instance with all limits set to unlimited (0).</summary>
    public static AccountLimits Unlimited { get; } = new();
}
