using BaseOUDAL;
using System.ComponentModel;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;

namespace YLErp.DBModels
{
    public static class ExDividendDataSources
    {
        public const string Manual = "Manual";
        public const string MarketData = "MarketData";
    }

    [Table("ex_dividend_info")]
    public class ex_dividend_info : DBModelWithOperator
    {
        public static string LogClass = "除权除息信息";

        /// <summary>
        /// 股权登记日
        /// </summary>
        [DisplayName("股权登记日")]
        public DateTime? ExDividendDate { get; set; }

        /// <summary>
        /// 真实除权生效日。
        /// ExDividendDate 表示登记日，EffectiveDate 表示从哪个 EOD 起数量/价格基线
        /// 才允许切换到除权后口径；两者可能因周末、节假日或公告安排而不同。
        /// </summary>
        [DisplayName("真实除权日")]
        public DateTime? EffectiveDate { get; set; }

        /// <summary>
        /// 税率
        /// </summary>
        [NotMapped]
        public double DividRate { get; set; }

        [DisplayName("标的资产")]
        public int UnderlyingId { get; set; }

        /// <summary>
        /// 标的资产码
        /// </summary>
        [DisplayName("标的资产码"), Required]
        public string UnderlyingCode { get; set; }

        /// <summary>
        /// 派息金额
        /// </summary>
        [DisplayName("派息金额")]
        public decimal GiveCashAmount { get; set; }
        /// <summary>
        /// 送股手数
        /// </summary>
        [DisplayName("送股股数")]

        public decimal GiveShareAmount { get; set; }

        /// <summary>
        /// 拆/合股倍数。为空时按 1 兼容历史记录；与 GiveShareAmount 的“每 10 份送股数量”语义不同。
        /// </summary>
        [DisplayName("拆/合股倍数")]
        public decimal? Split { get; set; }

        /// <summary>
        /// 配股手数
        /// </summary>
        [DisplayName("配股股数")]

        public decimal RationedSharesAmount { get; set; }
        /// <summary>
        /// 配股手数
        /// </summary>
        [DisplayName("配股价")]

        public decimal RationedSharesPrice { get; set; }
        /// <summary>
        /// 是否有效
        /// </summary>
        public bool ValidStatus { get; set; }

        /// <summary>
        /// Ownership of the record. Manual records always take precedence over imports.
        /// </summary>
        [DisplayName("数据来源"), Required, MaxLength(32)]
        public string DataSource { get; set; } = ExDividendDataSources.Manual;

        /// <summary>
        /// Last update timestamp supplied by the market-data provider.
        /// </summary>
        [DisplayName("来源更新时间")]
        public DateTime? SourceUpdatedAt { get; set; }
    }

    public class ex_dividend_infoReq : BaseSearchReq
    {
        /// <summary>
        /// 
        /// </summary> 
        public int id { get; set; }

        [DisplayName("标的资产")]
        public int? UnderlyingId { get; set; }

        /// <summary>
        /// 标的资产码
        /// </summary> 
        public string UnderlyingCode { get; set; }
        /// <summary>
        /// 股权登记日
        /// </summary> 
        public DateTime? ExDividendDate { get; set; }

        /// <summary>
        /// 真实除权生效日。
        /// </summary>
        public DateTime? EffectiveDate { get; set; }
    }
}