namespace Svrnty.CQRS.Events.Kafka;

/// <summary>
/// Configuration options for Kafka domain event publishing.
/// </summary>
public class KafkaEventOptions
{
    /// <summary>
    /// Kafka bootstrap servers. Default: localhost:9092
    /// </summary>
    public string BootstrapServers { get; set; } = "localhost:9092";

    /// <summary>
    /// Prefix for Kafka topics. Default: domain
    /// Events will be published to topics like {TopicPrefix}.{category}
    /// </summary>
    public string TopicPrefix { get; set; } = "domain";

    /// <summary>
    /// Client identifier for Kafka producer. Default: cqrs-events
    /// </summary>
    public string ClientId { get; set; } = "cqrs-events";

    /// <summary>
    /// Enable idempotent producer for exactly-once semantics. Default: true
    /// </summary>
    public bool EnableIdempotence { get; set; } = true;

    /// <summary>
    /// Message timeout in milliseconds. Default: 30000 (30 seconds)
    /// </summary>
    public int MessageTimeoutMs { get; set; } = 30000;

    /// <summary>
    /// Security protocol. Default: Plaintext
    /// Options: Plaintext, Ssl, SaslPlaintext, SaslSsl
    /// </summary>
    public string SecurityProtocol { get; set; } = "Plaintext";

    /// <summary>
    /// SASL mechanism for authentication. Optional.
    /// Options: Plain, ScramSha256, ScramSha512
    /// </summary>
    public string? SaslMechanism { get; set; }

    /// <summary>
    /// SASL username for authentication. Optional.
    /// </summary>
    public string? SaslUsername { get; set; }

    /// <summary>
    /// SASL password for authentication. Optional.
    /// </summary>
    public string? SaslPassword { get; set; }

    /// <summary>
    /// Number of acknowledgements required. Default: All (-1)
    /// Options: None (0), Leader (1), All (-1)
    /// </summary>
    public int Acks { get; set; } = -1;

    /// <summary>
    /// Maximum number of retries. Default: 3
    /// </summary>
    public int Retries { get; set; } = 3;

    /// <summary>
    /// Custom topic mapping function. If not set, default mapping is used.
    /// Maps event type name to topic name.
    /// </summary>
    public Func<string, string>? TopicMapper { get; set; }
}