using Newtonsoft.Json;
using System.ComponentModel;
using System.ComponentModel.DataAnnotations.Schema;
using YLErp.DBModels.Helpers;

namespace YLErp.Model
{
    public class TradeLinq : OtcTradeBase
    {
        /// <summary>
        /// 离交易到期日还有几天
        /// </summary>
        [NotMapped]
        public int MaturityDay
        {
            get
            {
                if (ExerciseDate == null)
                {
                    return 999999;
                }

                return ExerciseDate.Value.Subtract(DateTime.Now.Date).Days;
            }
        }

        /// <summary>
        /// 是否使用交易特定的波动率
        /// </summary>
        [NotMapped]
        public bool UseTradeVol
        {
            get
            {
                return NumOfSmoothingDays.HasValue
                    && TradeCloseVolatility.HasValue
                    && TradeOpenVolatility.HasValue;
            }
        }

        [JsonIgnore]
        [NotMapped]
        [DisplayName("相对行权价")]
        public string StrikeRelative
        {
            get
            {
                return Strike == null ? "0" : Strike.Value.ToString("P");
            }
        }

        [DisplayName("行权方式")]
        [NotMapped]
        public string ExerciseModeCn
        {
            get
            {
                return TradeType == "收益互换" ? "--" : TradeHelper.GetExerciseModeCn(ExerciseMode);
            }
        }

        [NotMapped]
        public string ApprovalRules { get; set; }

        public int? ProcessRoleId { get; set; }
        public string ProcessRoleName { get; set; }

        /// <summary>
        /// 验证当前审批角色是否有开仓（交易）复核权限
        /// </summary>
        public bool HasCheckRight { get; set; }

        /// <summary>
        /// 验证当前审批角色是否有行权复核权限
        /// </summary>
        public bool HasExerciseCheckRight { get; set; }

        /// <summary>
        /// 验证当前审批角色是否有平仓复核权限
        /// </summary>
        public bool HasUnwindCheckRight { get; set; }

        /// <summary>
        /// 组合标的的公式信息
        /// </summary>
        public string SyntheticUnderlyingTipsInfo { get; set; }

        [NotMapped]
        public IEnumerable<OtcTradeBase> SubTrades
        {
            get; set;
        }
    }
}