using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace JiShe.CollectBus.Kafka.Attributes
{
    [AttributeUsage(AttributeTargets.Method)]
    public class KafkaSubscribeAttribute : Attribute
    {
        /// <summary>
        /// 订阅的主题
        /// </summary>
        public string[] Topics { get; set; }

        /// <summary>
        /// 分区
        /// </summary>
        public int Partition { get; set; } = -1;

        /// <summary>
        /// 消费者组
        /// </summary>
        public string GroupId { get; set; }

        public KafkaSubscribeAttribute(string[] topics, string groupId = "default")
        {
            this.Topics = topics;
            this.GroupId = groupId;
        }

        public KafkaSubscribeAttribute(string topic, string groupId = "default")
        {
            this.Topics = new string[] { topic };
            this.GroupId = groupId;
        }
        public KafkaSubscribeAttribute(string[] topics, int partition, string groupId = "default")
        {
            this.Topics = topics;
            this.Partition = partition;
            this.GroupId = groupId;
        }


        public KafkaSubscribeAttribute(string topic, int partition, string groupId = "default")
        {
            this.Topics = new string[] { topic };
            this.Partition = partition;
            this.GroupId = groupId;
        }
    }
}