using System.ComponentModel.DataAnnotations.Schema;

namespace YLErp.DBModels
{
    [Table("correlation")]
    public class CorrelationTable : DBModelWithOperator, IDataEntity, IDataTraceV2, IClonable<CorrelationTable>
    {
        public static string LogClass = "相关性数据表";

        /// <summary>
        /// 是否每日最后使用标签
        /// </summary>
        public const string LatestState = "latest";
        public const string OldState = "old";

        public bool IsLatest
        {
            get
            {
                return DayLastState == LatestState && ValueDate == DateTime.Now.Date;
            }
        }

        /// <summary>
        /// lastest为是每日最后一条
        /// </summary>
        [DisplayName("是否每日最后一条")]
        public string DayLastState { get; set; }

        [DisplayName("过期状态")]
        public string LiveState { get; set; }

        /// <summary>
        /// 为当前使用或是历史，当前使用相同group应只有一条，一般是最新的是当前的
        /// </summary>
        [DisplayName("状态")]
        public string State { get; set; }

        /// <summary>
        /// 标的资产信息1
        /// </summary>
        [DisplayName("标的资产信息1")]
        public int? UnderlyingId1 { get; set; }
        /// <summary>
        /// 标的资产1
        /// </summary>
        [DisplayName("标的资产1")]
        public string UnderlyingCode1 { get; set; }
        /// <summary>
        /// 标的资产信息2
        /// </summary>
        [DisplayName("标的资产信息2")]
        public int? UnderlyingId2 { get; set; }
        /// <summary>
        /// 标的资产2
        /// </summary>
        [DisplayName("标的资产2")]
        public string UnderlyingCode2 { get; set; }
        /// <summary>
        /// 估值日
        /// </summary>
        [DisplayName("估值日")]
        public DateTime? ValueDate { get; set; }
        /// <summary>
        /// 相关性
        /// </summary>
        [DisplayName("相关性")]
        public double? Correlation { get; set; }

        public CorrelationTable Clone()
        {
            return (CorrelationTable)MemberwiseClone();
        }

        public string GetDataTraceKeyId()
        {
            return id.ToString();
        }

        public string GetDataTraceKeyInfo()
        {
            return $"相关性:{UnderlyingCode1},{UnderlyingCode2}";
        }
    }
}