using YLErp.Enums;
using YLErp.Modules.ApiModule.PricingModule;
using YLErp.Modules.ApiModule.PricingModule.CustomizedAsianPricing;
using YLErp.Modules.PricingModule;

namespace YLWebAPI.ApiModule.ManagerApi
{
    /// <summary>
    /// 交易定价API
    /// </summary>    
    public class TradePricingController : BaseApiController
    {
        /// <summary>
        /// 期权定价
        /// </summary>
        [HttpPost, Route("api/v1/optionPricing"), ManagerAuth]
        public ApiResponseModel optionPricing2([FromBody] OptionPricingModelV1 reqModel)
        {
            if (reqModel == null)
            {
                return JsonError("参数为null");
            }

            var result = new PriceCalcService(CurUser).CalcOptionPrice(reqModel.Trades, reqModel.IsCalcMargin, CalcScenarioEnum.Pricing, td => reqModel.IsCalcGreeks);

            return JsonSuccess(result);
        }

        /// <summary>
        /// 期权定价
        /// </summary>
        [HttpPost, Route("api/v1/otc-option/pricing"), ManagerAuth]
        public ApiResponseModel OtcOptionPricing([FromBody] OptionPricingModelV2 req)
        {
            if (req is null)
            {
                return JsonError("参数不能为空");
            }

            var result = new OptionPricingApiService().GetOptionPrice(req);

            return JsonSuccess(new
            {
                req.CalcId,
                InitialMargin = result.initialMargin,
                ContractSize = result.contractSize,
                result.calcResult.Pv,
                result.calcResult.Delta,
                result.calcResult.Gamma,
                result.calcResult.Vega,
                result.calcResult.Theta,
                result.calcResult.Rho
            });
        }

        /// <summary>
        /// 保险加期货等奇异但不太常用的奇异期权定价，如各种亚式变种等
        /// </summary>
        [HttpPost, Route("api/v1/otc-option/customized_asian_pricing"), ManagerAuth]
        public ApiResponseModel CustomizedAsianPricing([FromBody] CustomizedAsianPricingModel req)
        {
            if (req is null)
            {
                return JsonError("参数不能为空");
            }

            if (req.ExoticAsianType == "触碰锁定增强亚式期权") // 宏源恒利的保险加期货产品2022
            {
                var result = new OptionPricingApiService().GetCustomizedAsianOptionPrice(req);

                return JsonSuccess(new
                {
                    req.CalcId,
                    InitialMargin = result.initialMargin,
                    ContractSize = result.contractSize,
                    result.calcResult.Pv,
                    result.calcResult.Delta,
                    result.calcResult.Gamma,
                    result.calcResult.Vega,
                    result.calcResult.Theta,
                    result.calcResult.Rho
                });
            }
            else
            {
                return JsonError("不支持的期权类型");
            }
        }

        /// <summary>
        /// 雪球期权反算票息
        /// </summary>
        [HttpPost, Route("api/v1/otc-option/snowball/calc_korebate"), ManagerAuth]
        public ApiResponseModel CalcSnowballKoRebate([FromBody] OptionPricingModelV2 req)
        {
            OptionPricingApiHelper.CheckPricingRequestData(req);

            req.TradeType = "雪球期权";

            var korebate = new PriceCalcService(CurUser).CalcSnowballKORebate(req);

            return JsonSuccess(korebate);
        }
    }
}