using YLErp.Modules.TradeModule.DealModule;
using YLErp.QdpModule;

namespace YLErp.Web.Controllers
{
    public class ex_dividend_infoController : BaseController
    {
        /// <summary>
        /// 查看股票除权除息信息
        /// </summary>
        public ActionResult underlying_dividend_info(string unid)
        {
            var intid = DecryptInt(unid);
            var underlying = yldb.underlying_manager.Find(intid);
            ViewBag.underlying = underlying;
            return View();
        }

        [HttpPost]
        public JsonResult ex_dividend_infoQuery(ex_dividend_infoReq req)
        {
            if (req is null)
            {
                throw new ArgumentNullException(nameof(req));
            }
            if (string.IsNullOrWhiteSpace(req.UnderlyingCode))
            {
                throw new ArgumentNullException(nameof(req.UnderlyingCode));
            }
            if (string.IsNullOrWhiteSpace(req.sidx))
            {
                req.sidx = "ExDividendDate";
                req.sord = "desc";
            }
            var query = new DividendService(CurUser).GetExDividendInfos(req.UnderlyingCode);
            var sList = query.ToSearchList(req);
            return Json(sList);
        }

        [HttpPost]
        public JsonResult saveDividend(ex_dividend_info info)
        {
            try
            {
                if (info == null)
                {
                    throw new FormatException("未收到参数");
                }
                if (string.IsNullOrWhiteSpace(info.UnderlyingCode)
                    || info.ExDividendDate == null
                    || info.EffectiveDate == null)
                {
                    throw new FormatException("标的代码、股权登记日或真实除权日信息不存在!");
                }
                if (info.Split.HasValue && info.Split.Value <= 0m)
                {
                    throw new FormatException("拆/合股倍数必须大于0!");
                }
                if (QdpCalendarHelper.IsHoliday(info.ExDividendDate.Value))
                {
                    throw new FormatException("股权登记日不应为非交易日!");
                }
                if (QdpCalendarHelper.IsHoliday(info.EffectiveDate.Value))
                {
                    throw new FormatException("真实除权日不应为非交易日!");
                }
                if (info.EffectiveDate.Value.Date < info.ExDividendDate.Value.Date)
                {
                    throw new FormatException("真实除权日不应早于股权登记日!");
                }
                var status = new DividendService(CurUser).AddDividendInfos(new[] { info }, out var errMsg);
                if (!status)
                {
                    return JsonError(errMsg);
                }

                var query = from t in yldb.trade.AsNoTracking()
                            join tc in yldb.trade_cash.AsNoTracking()
                            on t.id equals tc.TradeId
                            where t.UnderlyingCode == info.UnderlyingCode && !tc.IsDeleted &&
                                t.ExerciseDate > info.ExDividendDate && t.TradeDate <= info.ExDividendDate &&
                                tc.ValueDate > info.ExDividendDate
                            select t.TradeNumber;

                if (query.Any())
                {
                    return JsonSuccess("保存成功,但系统中存在该股权登记日后了结的交易，请务必重新收盘!", info);
                }
                else //检查EodTrade
                {
                    return JsonSuccess("保存成功", info);
                }
            }
            catch (Exception ex)
            {
                return JsonError(ex.Message);
            }
        }

        [HttpPost]
        public JsonResult deleteDividend(int id, string underlyingCode, DateTime dividendDate)
        {
            var r = yldb.ex_dividend_info.Where(O => O.id == id && O.UnderlyingCode == underlyingCode && O.ExDividendDate.Value == dividendDate.Date && O.ValidStatus).FirstOrDefault();
            if (r == null)
            {
                return JsonError("未找到有效的除权除息信息");
            }
            if (new DividendService(CurUser).checkDividendInfoExecuteStatus(r))
            {
                return JsonError("该条除权信息已被执行,不允许删除!");
            }
            else
            {
                r.ValidStatus = false;
                r.DataSource = ExDividendDataSources.Manual;
                r.OptId = CurUser.UserId;
                r.OptName = CurUser.UserName;
                r.OptDate = DateTime.Now;
                yldb.SaveChanges();
                return JsonSuccess("删除成功");
            }
        }

        /// <summary>
        /// 导入预付金参数
        /// </summary>
        public JsonResult ImportDividendInfo(IFormFile file)
        {
            if (Path.GetExtension(file?.FileName)?.ToLowerInvariant() != ".xlsx")
            {
                return JsonError("请上传xlsx格式文件");
            }
            else
            {
                using (var stream = file.OpenReadStream())
                {
                    new DividendService(CurUser).ImportDividendInfos(stream);
                }
            }
            return JsonSuccess("上传成功");
        }
    }
}