using System.Text;
using YLErp.DBModels.Enums;
using YLErp.Modules.EodModule;

namespace YLErp.Web.Controllers
{
    public class eod_trade_risk_manualController : BaseController
    {
        public ActionResult eod_trade_risk_manualList(string enid)
        {
            var id = DecryptInt(enid);

            ViewBag.TradeId = id;
            ViewBag.EncryptId = enid;
            return View();
        }

        public ActionResult eod_trade_risk_manualListByType(string enid)
        {
            var id = DecryptInt(enid);

            ViewBag.TradeId = id;
            ViewBag.EncryptId = enid;
            return View();
        }

        public ActionResult eod_trade_risk_manualEdit(string enid, string tradeenid)
        {
            var tradeId = DecryptInt(tradeenid);
            var isAdd = string.IsNullOrEmpty(enid) || enid == "0";

            if (isAdd)
            {
                return View(new eod_trade_risk_manual() { ValueDate = valuedateBLL.ValueDate, TradeId = tradeId });
            }
            else
            {
                var intid = DecryptInt(enid);
                var r = yldb.eod_trade_risk_manual.Find(intid);
                return View(r);
            }
        }

        public ActionResult eod_trade_risk_manualEditByType(string enid, string tradeenid)
        {
            var tradeId = DecryptInt(tradeenid);
            var isAdd = string.IsNullOrEmpty(enid) || enid == "0";

            if (isAdd)
            {
                return View(new eod_trade_risk_manual() { ValueDate = valuedateBLL.ValueDate, TradeId = tradeId, VolType = "持仓", SettlementType = SettlementTypeEnum.ClosePrice });
            }
            else
            {
                var intid = DecryptInt(enid);
                var r = yldb.eod_trade_risk_manual.Find(intid);
                return View(r);
            }
        }

        public ActionResult eod_trade_risk_manualEdit2(int TradeId, DateTime ValueDate, double Margin)
        {
            ViewBag.TradeId = TradeId;
            ViewBag.ValueDate = ValueDate;
            ViewBag.Margin = Margin.ToString("#0.0000");
            return View();
        }

        [HttpPost]
        public JsonResult eod_trade_risk_manual_margin(eod_trade_risk_manualDto req)
        {
            new EodTradeRiskManualService(CurUser).SaveEodTradePositionMargin(req);
            return JsonSuccess();
        }

        [HttpPost]
        public JsonResult eod_trade_risk_manualQuery(eod_trade_risk_manualReq req)
        {
            var sList = new EodTradeRiskManualService(CurUser).SearchEodTradeRiskManualList(req);
            return Json(sList);
        }

        [HttpPost]
        public JsonResult eod_trade_risk_manualEditJson(eod_trade_risk_manualDto req)
        {
            var r = new EodTradeRiskManualService(CurUser).SaveEodTradeRiskManual(req);

            if (r == null)
            {
                return JsonError("估值日期不能重复");
            }

            return JsonSuccess("更新成功", r);
        }

        [HttpPost]
        public JsonResult eod_trade_risk_manualEditJsonByType(eod_trade_risk_manualDto req)
        {
            var r = new EodTradeRiskManualService(CurUser).SaveEodTradeRiskManualByType(req);

            if (r == null)
            {
                return JsonError("估值日期不能重复");
            }

            return JsonSuccess("更新成功", r);
        }

        public JsonResult eod_trade_risk_manualDelete(List<int> ids)
        {
            var riskManuals = yldb.eod_trade_risk_manual.Where(x => ids.Contains(x.id));
            yldb.eod_trade_risk_manual.RemoveRange(riskManuals);
            yldb.SaveChanges();

            return JsonSuccess("删除成功");
        }

        [MyAuthorize("交易管理-批量风险维护")]
        public ActionResult eod_trade_risk_manualUpload(bool isByType)
        {
            ViewBag.IsByType = isByType;
            return View();
        }

        [MyAuthorize("交易管理-批量风险维护")]
        public ActionResult UploadEodTradeRiskManualExcel(IFormFile file)
        {
            try
            {
                var excelHelper = new YLErp.Commons.ExcelHelper();
                using var stream = file.OpenReadStream();
                var eodTradeRiskManuals = excelHelper.ExcelToDataTable(stream, null, true);

                Dictionary<string, int> keyValuePairs = new Dictionary<string, int>();



                for (var i = 0; i < eodTradeRiskManuals.Rows.Count; i++)
                {
                    var tradeNum = string.Empty;
                    var valueDateStr = string.Empty;
                    DateTime valueDate;
                    for (var j = 0; j < eodTradeRiskManuals.Columns.Count; j++)
                    {
                        switch (eodTradeRiskManuals.Columns[j].ColumnName)
                        {
                            case "交易编号":
                                tradeNum = eodTradeRiskManuals.Rows[i][j].ToString();
                                break;
                            case "估值日期":
                                if (DateTime.TryParse(eodTradeRiskManuals.Rows[i][j].ToString(), out valueDate))
                                {
                                    valueDateStr = valueDate.ToString("yyyy-MM-dd");
                                }
                                break;

                            default:
                                break;
                        }
                    }
                    var key = string.Format("{0}_{1}", tradeNum, valueDateStr);
                    if (keyValuePairs.ContainsKey(key))
                    {
                        keyValuePairs[key]++;
                    }
                    else
                    {
                        keyValuePairs.Add(key, 1);
                    }
                }
                var errorKeyP = keyValuePairs.Where(p => p.Value > 1).ToDictionary(p => p.Key, v => v.Value);
                if (errorKeyP.Keys.Any())
                {
                    var errorMsg = new StringBuilder("存在交易编号和日期相同的重复记录，请先删除重复记录后在继续导入，提示信息格式（交易编号_日期），提示信息：");
                    errorMsg.Append(string.Join(",", errorKeyP.Keys));
                    return JsonError(errorMsg.ToString());
                }

                var TradeNumber = string.Empty;
                int TradeId;
                var ValueDate = DateTime.MinValue;
                double? Pv = null;
                double? Margin = null;
                double? Delta = null;
                double? Gamma = null;
                double? Vega = null;
                double? Theta = null;
                double? Rho = null;
                double? Spv1 = null;
                double? Spv2 = null;
                double? Spv3 = null;

                var rowNum = 0;
                for (var i = 0; i < eodTradeRiskManuals.Rows.Count; i++)
                {
                    rowNum = i + 2;
                    for (var j = 0; j < eodTradeRiskManuals.Columns.Count; j++)
                    {
                        switch (eodTradeRiskManuals.Columns[j].ColumnName)
                        {
                            case "交易编号":
                                TradeNumber = eodTradeRiskManuals.Rows[i][j].ToString();
                                break;
                            case "估值日期":
                                DateTime.TryParse(eodTradeRiskManuals.Rows[i][j].ToString(), out ValueDate);
                                break;
                            case "持仓市值":
                                if (double.TryParse(eodTradeRiskManuals.Rows[i][j].ToString(), out var pv))
                                {
                                    Pv = pv;
                                }
                                else
                                {
                                    Pv = null;
                                }
                                break;
                            case "预付金":
                                if (double.TryParse(eodTradeRiskManuals.Rows[i][j].ToString(), out var margin))
                                {
                                    Margin = margin;
                                }
                                else
                                {
                                    Margin = null;
                                }
                                break;
                            case "Delta":
                                if (double.TryParse(eodTradeRiskManuals.Rows[i][j].ToString(), out var delta))
                                {
                                    Delta = delta;
                                }
                                else
                                {
                                    Delta = null;
                                }
                                break;
                            case "Gamma":
                                if (double.TryParse(eodTradeRiskManuals.Rows[i][j].ToString(), out var gamma))
                                {
                                    Gamma = gamma;
                                }
                                else
                                {
                                    Gamma = null;
                                }
                                break;
                            case "Vega":
                                if (double.TryParse(eodTradeRiskManuals.Rows[i][j].ToString(), out var vega))
                                {
                                    Vega = vega;
                                }
                                else
                                {
                                    Vega = null;
                                }
                                break;
                            case "Theta":
                                if (double.TryParse(eodTradeRiskManuals.Rows[i][j].ToString(), out var theta))
                                {
                                    Theta = theta;
                                }
                                else
                                {
                                    Theta = null;
                                }
                                break;
                            case "Rho":
                                if (double.TryParse(eodTradeRiskManuals.Rows[i][j].ToString(), out var rho))
                                {
                                    Rho = rho;
                                }
                                else
                                {
                                    Rho = null;
                                }
                                break;
                            case "市值1":
                                if (double.TryParse(eodTradeRiskManuals.Rows[i][j].ToString(), out var spv1))
                                {
                                    Spv1 = spv1;
                                }
                                else
                                {
                                    Spv1 = null;
                                }
                                break;
                            case "市值2":
                                if (double.TryParse(eodTradeRiskManuals.Rows[i][j].ToString(), out var spv2))
                                {
                                    Spv2 = spv2;
                                }
                                else
                                {
                                    Spv2 = null;
                                }
                                break;
                            case "市值3":
                                if (double.TryParse(eodTradeRiskManuals.Rows[i][j].ToString(), out var spv3))
                                {
                                    Spv3 = spv3;
                                }
                                else
                                {
                                    Spv3 = null;
                                }
                                break;
                            default:
                                break;
                        }
                    }

                    //必填项验证
                    var nullColumnName = "";
                    if (string.IsNullOrWhiteSpace(TradeNumber))
                    {
                        nullColumnName += "交易编号,";
                    }
                    if (ValueDate == DateTime.MinValue)
                    {
                        nullColumnName += "估值日期,";
                    }

                    if (!string.IsNullOrWhiteSpace(nullColumnName))
                    {
                        return JsonError("第" + rowNum + "行数据" + nullColumnName.Substring(0, nullColumnName.Length - 1) + "为必填项，导入失败");
                    }

                    var trade = yldb.trade.FirstOrDefault(x => x.TradeNumber == TradeNumber);
                    if (trade == null)
                    {
                        return JsonError("第" + rowNum + "行交易不存在，导入失败");
                    }
                    else
                    {
                        TradeId = trade.id;
                    }

                    if (ValueDate < trade.TradeDate)
                    {
                        throw new ServiceException($"估值日期'{ValueDate:yyyy-MM-dd}'必须大于等于交易开始日'{trade.TradeDate:yyyy-MM-dd}'");
                    }

                    if (trade.ExerciseDate.HasValue && ValueDate > trade.ExerciseDate.Value)
                    {
                        throw new ServiceException($"估值日期'{ValueDate:yyyy-MM-dd}'必须小于等于交易到期日'{trade.ExerciseDate.Value:yyyy-MM-dd}'");
                    }


                    var existEodTradeRiskManual = yldb.eod_trade_risk_manual.FirstOrDefault(x => x.TradeId == TradeId && x.ValueDate == ValueDate && string.IsNullOrEmpty(x.VolType));
                    if (existEodTradeRiskManual == null)
                    {
                        var eodTradeRiskManual = new eod_trade_risk_manual()
                        {
                            TradeId = TradeId,
                            ValueDate = ValueDate,
                            Margin = Margin,
                            OptDate = DateTime.Now,
                            OptId = CurUser.UserId,
                            OptName = CurUser.UserName,
                            Spv1 = Spv1,
                            Spv2 = Spv2,
                            Spv3 = Spv3,
                            Pv = Pv,
                            Delta = Delta,
                            Gamma = Gamma,
                            Vega = Vega,
                            Theta = Theta,
                            Rho = Rho,
                        };

                        yldb.eod_trade_risk_manual.Add(eodTradeRiskManual);
                    }
                    else
                    {
                        existEodTradeRiskManual.Pv = Pv;
                        existEodTradeRiskManual.Delta = Delta;
                        existEodTradeRiskManual.Gamma = Gamma;
                        existEodTradeRiskManual.Vega = Vega;
                        existEodTradeRiskManual.Theta = Theta;
                        existEodTradeRiskManual.Rho = Rho;
                        if (Margin != null)
                        {
                            existEodTradeRiskManual.Margin = Margin;
                        }
                        existEodTradeRiskManual.OptDate = DateTime.Now;
                        existEodTradeRiskManual.OptId = CurUser.UserId;
                        existEodTradeRiskManual.OptName = CurUser.UserName;
                        existEodTradeRiskManual.Spv1 = Spv1;
                        existEodTradeRiskManual.Spv2 = Spv2;
                        existEodTradeRiskManual.Spv3 = Spv3;
                    }
                }

                yldb.SaveChanges();
            }
            catch (Exception ex)
            {
                LogFactory.GetLogger<eod_trade_risk_manualController>().Error("UploadEodTradeRiskManualExcel", ex);
                return JsonError(ex.Message);
            }

            return JsonSuccess("导入自定义交易风险成功");
        }

        [MyAuthorize("交易管理-批量风险维护")]
        public ActionResult UploadEodTradeRiskManualExcelByType(IFormFile file)
        {
            try
            {
                var excelHelper = new YLErp.Commons.ExcelHelper();
                using var stream = file.OpenReadStream();
                var eodTradeRiskManuals = excelHelper.ExcelToDataTable(stream, null, true);

                Dictionary<string, int> keyValuePairs = new Dictionary<string, int>();



                for (var i = 0; i < eodTradeRiskManuals.Rows.Count; i++)
                {
                    var tradeNum = string.Empty;
                    var valueDateStr = string.Empty;
                    var volType = string.Empty;
                    var settlementType = string.Empty;
                    DateTime valueDate;
                    for (var j = 0; j < eodTradeRiskManuals.Columns.Count; j++)
                    {
                        switch (eodTradeRiskManuals.Columns[j].ColumnName)
                        {
                            case "交易编号":
                                tradeNum = eodTradeRiskManuals.Rows[i][j].ToString();
                                break;
                            case "估值日期":
                                if (DateTime.TryParse(eodTradeRiskManuals.Rows[i][j].ToString(), out valueDate))
                                {
                                    valueDateStr = valueDate.ToString("yyyy-MM-dd");
                                }
                                break;
                            case "波动率类型":
                                volType = eodTradeRiskManuals.Rows[i][j].ToString();
                                if (string.IsNullOrEmpty(volType))
                                {
                                    return JsonError("波动率类型不能为空");
                                }
                                break;
                            case "价格类型":
                                settlementType = eodTradeRiskManuals.Rows[i][j].ToString();
                                if (string.IsNullOrEmpty(settlementType))
                                {
                                    return JsonError("价格类型不能为空");
                                }
                                break;
                            default:
                                break;
                        }
                    }
                    var key = string.Format("{0}_{1}_{2}_{3}", tradeNum, valueDateStr, volType, settlementType);
                    if (keyValuePairs.ContainsKey(key))
                    {
                        keyValuePairs[key]++;
                    }
                    else
                    {
                        keyValuePairs.Add(key, 1);
                    }
                }
                var errorKeyP = keyValuePairs.Where(p => p.Value > 1).ToDictionary(p => p.Key, v => v.Value);
                if (errorKeyP.Keys.Any())
                {
                    var errorMsg = new StringBuilder("存在交易编号，日期，波动率类型和结算类型都相同的重复记录，请先删除重复记录后在继续导入，提示信息格式（交易编号_日期_波动率类型_结算类型），提示信息：");
                    errorMsg.Append(string.Join(",", errorKeyP.Keys));
                    return JsonError(errorMsg.ToString());
                }

                var TradeNumber = string.Empty;
                int TradeId;
                var ValueDate = DateTime.MinValue;
                string VolType = null;
                var SettlementType = SettlementTypeEnum.ClosePrice;
                double? Pv = null;
                double? Margin = null;
                double? Delta = null;
                double? Gamma = null;
                double? Vega = null;
                double? Theta = null;
                double? Rho = null;

                var rowNum = 0;
                for (var i = 0; i < eodTradeRiskManuals.Rows.Count; i++)
                {
                    rowNum = i + 2;
                    for (var j = 0; j < eodTradeRiskManuals.Columns.Count; j++)
                    {
                        switch (eodTradeRiskManuals.Columns[j].ColumnName)
                        {
                            case "交易编号":
                                TradeNumber = eodTradeRiskManuals.Rows[i][j].ToString();
                                break;
                            case "估值日期":
                                DateTime.TryParse(eodTradeRiskManuals.Rows[i][j].ToString(), out ValueDate);
                                break;
                            case "波动率类型":
                                VolType = eodTradeRiskManuals.Rows[i][j].ToString();
                                break;
                            case "价格类型":
                                var st = eodTradeRiskManuals.Rows[i][j].ToString();
                                SettlementType = ConsGlobal.SettlePriceMode.GetSettlementType(st);
                                break;
                            case "持仓市值":
                                if (double.TryParse(eodTradeRiskManuals.Rows[i][j].ToString(), out var pv))
                                {
                                    Pv = pv;
                                }
                                else
                                {
                                    Pv = null;
                                }
                                break;
                            case "预付金":
                                if (double.TryParse(eodTradeRiskManuals.Rows[i][j].ToString(), out var margin))
                                {
                                    Margin = margin;
                                }
                                else
                                {
                                    Margin = null;
                                }
                                break;
                            case "Delta":
                                if (double.TryParse(eodTradeRiskManuals.Rows[i][j].ToString(), out var delta))
                                {
                                    Delta = delta;
                                }
                                else
                                {
                                    Delta = null;
                                }
                                break;
                            case "Gamma":
                                if (double.TryParse(eodTradeRiskManuals.Rows[i][j].ToString(), out var gamma))
                                {
                                    Gamma = gamma;
                                }
                                else
                                {
                                    Gamma = null;
                                }
                                break;
                            case "Vega":
                                if (double.TryParse(eodTradeRiskManuals.Rows[i][j].ToString(), out var vega))
                                {
                                    Vega = vega;
                                }
                                else
                                {
                                    Vega = null;
                                }
                                break;
                            case "Theta":
                                if (double.TryParse(eodTradeRiskManuals.Rows[i][j].ToString(), out var theta))
                                {
                                    Theta = theta;
                                }
                                else
                                {
                                    Theta = null;
                                }
                                break;
                            case "Rho":
                                if (double.TryParse(eodTradeRiskManuals.Rows[i][j].ToString(), out var rho))
                                {
                                    Rho = rho;
                                }
                                else
                                {
                                    Rho = null;
                                }
                                break;
                            default:
                                break;
                        }
                    }

                    //必填项验证
                    var nullColumnName = "";
                    if (string.IsNullOrWhiteSpace(TradeNumber))
                    {
                        nullColumnName += "交易编号,";
                    }
                    if (ValueDate == DateTime.MinValue)
                    {
                        nullColumnName += "估值日期,";
                    }

                    if (!string.IsNullOrWhiteSpace(nullColumnName))
                    {
                        return JsonError("第" + rowNum + "行数据" + nullColumnName.Substring(0, nullColumnName.Length - 1) + "为必填项，导入失败");
                    }

                    var trade = yldb.trade.FirstOrDefault(x => x.TradeNumber == TradeNumber);
                    if (trade == null)
                    {
                        return JsonError("第" + rowNum + "行交易不存在，导入失败");
                    }
                    else
                    {
                        TradeId = trade.id;
                    }

                    if (ValueDate < trade.TradeDate)
                    {
                        throw new ServiceException($"估值日期'{ValueDate:yyyy-MM-dd}'必须大于等于交易开始日'{trade.TradeDate:yyyy-MM-dd}'");
                    }

                    if (trade.ExerciseDate.HasValue && ValueDate > trade.ExerciseDate.Value)
                    {
                        throw new ServiceException($"估值日期'{ValueDate:yyyy-MM-dd}'必须小于等于交易到期日'{trade.ExerciseDate.Value:yyyy-MM-dd}'");
                    }


                    var existEodTradeRiskManual = yldb.eod_trade_risk_manual.FirstOrDefault(x => x.TradeId == TradeId && x.ValueDate == ValueDate && x.VolType == VolType && x.SettlementType == SettlementType);
                    if (existEodTradeRiskManual == null)
                    {
                        var eodTradeRiskManual = new eod_trade_risk_manual()
                        {
                            TradeId = TradeId,
                            ValueDate = ValueDate,
                            VolType = VolType,
                            SettlementType = SettlementType,
                            Margin = Margin,
                            OptDate = DateTime.Now,
                            OptId = CurUser.UserId,
                            OptName = CurUser.UserName,
                            Pv = Pv,
                            Delta = Delta,
                            Gamma = Gamma,
                            Vega = Vega,
                            Theta = Theta,
                            Rho = Rho,

                        };
                        yldb.eod_trade_risk_manual.Add(eodTradeRiskManual);
                    }
                    else
                    {
                        existEodTradeRiskManual.Pv = Pv;
                        existEodTradeRiskManual.Delta = Delta;
                        existEodTradeRiskManual.Gamma = Gamma;
                        existEodTradeRiskManual.Vega = Vega;
                        existEodTradeRiskManual.Theta = Theta;
                        existEodTradeRiskManual.Rho = Rho;
                        if (Margin != null)
                        {
                            existEodTradeRiskManual.Margin = Margin;
                        }
                        existEodTradeRiskManual.OptDate = DateTime.Now;
                        existEodTradeRiskManual.OptId = CurUser.UserId;
                        existEodTradeRiskManual.OptName = CurUser.UserName;
                    }
                }

                yldb.SaveChanges();
            }
            catch (Exception ex)
            {
                LogFactory.GetLogger<eod_trade_risk_manualController>().Error("UploadEodTradeRiskManualExcel", ex);
                return JsonError(ex.Message);
            }

            return JsonSuccess("导入自定义交易风险成功");
        }
    }
}