using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using YLErp.Helpers;

namespace YLErp.DBModels
{
    /// <summary>
    /// 框架合约交易要素簿记表
    /// </summary>
    [Table("trade_extend")]
    public class trade_extend
    {
        /// <summary>
        /// 交易id 主键
        /// </summary>
        [Key,DatabaseGenerated(DatabaseGeneratedOption.None)]
        [DisplayName("交易id")]
        [DataChange]
        public int TradeId { get; set; }
        /// <summary>
        /// 交易扩展元素JSON
        /// </summary>
        [DisplayName("交易扩展元素JSON")]
        [DataChange]
        public string ExtendJson { get; set; }
        /// <summary>
        /// 用于公司定制的扩展JSON
        /// </summary>
        [DisplayName("用于公司定制的扩展JSON")]
        [DataChange]
        public string CompanyJson { get; set; }

        /// <summary>
        /// 交易要素扩展对象
        /// </summary>
        [NotMapped]
        public TradeExtendJson ExtendObj
        {
            get
            {
                if (string.IsNullOrEmpty(ExtendJson))
                {
                    return new TradeExtendJson();
                }

                return JsonConvert.DeserializeObject<TradeExtendJson>(ExtendJson);
            }
        }

        public trade_extend Clone()
        {
            return (trade_extend)MemberwiseClone();
        }
    }
    /// <summary>
    /// 交易要素扩展Json
    /// </summary>
    public class TradeExtendJson
    {
        /// <summary>
        /// 流水簿记模式 0：否，1：先进先出，2：加权平均
        /// </summary>
        public int FlowBookMode { get; set; }
        /// <summary>
        /// 浮动收益年化
        /// </summary>
        public bool FloatingPnlAnnualized { get; set; }
        /// <summary>
        /// 是否收取开仓费
        /// </summary>
        public bool NeedOpenFee { get; set; }
        /// <summary>
        /// 收费类型 0：按手数收费，1：按份数收费
        /// </summary>
        public int OpenFeeType { get; set; }
        /// <summary>
        /// 年化天数
        /// </summary>
        public int AnnualDays { get; set; } = 365;
        /// <summary>
        /// 计息方式 00：不算头不算尾，01：不算头算尾，10：算头不算尾，11：算头算尾，缺省值：11
        /// </summary>
        public string InterestCalcMode { get; set; } = "11";

        /// <summary>
        ///多空组合浮动端 收取方向 1：收取，2：支付
        /// </summary>
        public int Direction { get; set; }

        /// <summary>
        /// 结算规则 0 T+0  1 T+1
        /// </summary>
        public int SettlementRules { get; set; } = 0;

        /// <summary>
        /// 派息金额支付日 0到期结算日 1派息日+0 2派息日+1 3派息日+2
        /// </summary>
        public int DividendPayDate { get; set; } = 1;

    }
}