using YLErp.Commons;

namespace YLErp.Models
{
    /// <summary>
    /// OTC格式化Model
    /// </summary>
    public class OtcFormatModel
    {
        [OtcFormatConfig("交易和定价")]
        public TradingFormat trading { get; set; } = new TradingFormat();

        public class TradingFormat
        {
            private OtcFormatOptionPercent _volatilityP = 2;
            private OtcFormatOptionPercent _umpriceP = 2;
            private OtcFormatOptionPercent _premiumRateP = 4;

            public TradingFormat()
            {

            }

            /// <summary>
            /// 标的价格|障碍价格|敲出价格
            /// </summary>
            [OtcFormatConfig("标的价格")]
            public OtcFormatOption umprice { get; set; } = 4;

            /// <summary>
            /// 标的价格%|障碍价格%|敲出价格%
            /// </summary>
            [OtcFormatConfig("标的价格%")]
            public OtcFormatOptionPercent umpriceP
            {
                get => _umpriceP;
                set
                {
                    _umpriceP = value ?? 4;
                    umpricePR = _umpriceP.ToNonPercentOption();
                }
            }

            /// <summary>
            /// 标的价格百分比真实数值
            /// </summary>
            public OtcFormatOption umpricePR { get; private set; } = 6;

            /// <summary>
            /// 权利金单价|票息|补偿金额
            /// </summary>
            [OtcFormatConfig("权利金单价")]
            public OtcFormatOption tradeSinglePrice { get; set; } = 3;

            /// <summary>
            /// 期权费率|票息|补偿金额比例
            /// </summary>
            [OtcFormatConfig("期权费率%")]
            public OtcFormatOptionPercent premiumRateP
            {
                get => _premiumRateP;
                set
                {
                    _premiumRateP = value;
                    premiumRate = _premiumRateP.ToNonPercentOption();
                }
            }

            /// <summary>
            /// 期权费率百分比真实数值
            /// </summary>
            public OtcFormatOption premiumRate { get; private set; } = 6;

            /// <summary>
            /// (固定为2位)权利金总价|平仓总额|PV|PNL
            /// </summary>
            public OtcFormatOption tradePrice { get; } = 2;

            [OtcFormatConfig("名义本金")]
            public OtcFormatOption StockEqvNotional { get; set; } = 2;

            /// <summary>
            /// 交易数量|平仓数量
            /// </summary>
            [OtcFormatConfig("交易数量")]
            public OtcFormatOption notional { get; set; } = 2;

            /// <summary>
            /// 交易数量%|平仓数量%
            /// </summary>
            [OtcFormatConfig("交易数量%")]
            public OtcFormatOptionPercent notionalP { get; set; } = 2;

            /// <summary>
            /// 波动率百分比真实数值
            /// </summary>
            public OtcFormatOption volatility { get; private set; } = 4;

            [OtcFormatConfig("波动率%")]
            public OtcFormatOptionPercent volatilityP
            {
                get => _volatilityP;
                set
                {
                    _volatilityP = value ?? 2;
                    volatility = _volatilityP.ToNonPercentOption();
                }
            }

            [OtcFormatConfig("希腊字母值")]
            public OtcFormatOption greek { get; set; } = 3;

            OtcFormatOptionPercent _marginRateP = 4;

            [OtcFormatConfig("预付金率%")]
            public OtcFormatOptionPercent marginRateP
            {
                get => _marginRateP;
                set
                {
                    _marginRateP = value ?? 4;
                    marginRate = _marginRateP.ToNonPercentOption();
                }
            }

            public OtcFormatOption marginRate { get; private set; } = 6;
        }
    }


    [AttributeUsage(AttributeTargets.Class | AttributeTargets.Property)]
    public class OtcFormatConfigAttribute : Attribute
    {
        public OtcFormatConfigAttribute(string label)
        {
            Label = label ?? throw new ArgumentNullException(nameof(label));
        }

        public string Label { get; }
    }
}