namespace DigitalData.MessagingService.RabbitMQ
{
    /// <summary>
    /// Configuration for RabbitMQ connection
    /// </summary>
    public class RabbitMqConfiguration
    {
        /// <summary>
        /// Configuration section name in appsettings.json
        /// </summary>
        public const string SectionName = "RabbitMQ";

        /// <summary>
        /// RabbitMQ server hostname
        /// </summary>
        public string HostName { get; set; } = "localhost";

        /// <summary>
        /// RabbitMQ AMQP port (default: 5672)
        /// </summary>
        public int Port { get; set; } = 5672;

        /// <summary>
        /// RabbitMQ username
        /// </summary>
        public string UserName { get; set; } = "guest";

        /// <summary>
        /// RabbitMQ password
        /// </summary>
        public string Password { get; set; } = "guest";

        /// <summary>
        /// Virtual host (default: /)
        /// </summary>
        public string VirtualHost { get; set; } = "/";

        /// <summary>
        /// Enable automatic recovery on connection failure
        /// </summary>
        public bool AutomaticRecoveryEnabled { get; set; } = true;

        /// <summary>
        /// Network recovery interval in seconds
        /// </summary>
        public int NetworkRecoveryIntervalSeconds { get; set; } = 10;

        /// <summary>
        /// Name of the main queue where outbound email messages are consumed from.
        /// </summary>
        public string QueueName { get; set; } = "messaging-service.email.outbox";

        /// <summary>
        /// Name of the exchange to which email messages are published.
        /// Messages are routed from this exchange to <see cref="QueueName"/> via <see cref="RoutingKey"/>.
        /// </summary>
        public string ExchangeName { get; set; } = "messaging-service.emails";

        /// <summary>
        /// Routing key used to bind <see cref="QueueName"/> to <see cref="ExchangeName"/>.
        /// </summary>
        public string RoutingKey { get; set; } = "email.outbox";

        /// <summary>
        /// Name of the Dead Letter Queue (DLQ) where messages that could not be processed are routed.
        /// </summary>
        public string DlqQueueName { get; set; } = "messaging-service.email.outbox.dlq";

        /// <summary>
        /// Name of the Dead Letter Exchange (DLX) that routes rejected or expired messages to <see cref="DlqQueueName"/>.
        /// </summary>
        public string DlqExchangeName { get; set; } = "messaging-service.emails.dlq";

        /// <summary>
        /// Routing key used to bind <see cref="DlqQueueName"/> to <see cref="DlqExchangeName"/>.
        /// </summary>
        public string DlqRoutingKey { get; set; } = "email.outbox.dlq";

        /// <summary>
        /// Maximum number of email messages processed concurrently by the consumer.
        /// Maps directly to RabbitMQ prefetchCount. Recommended: 3–5.
        /// </summary>
        public ushort ConsumerConcurrency { get; set; } = 5;
    }
}