using YLErp.BLL;

namespace Job.Logical.Services
{
    public class SystemStartLogical
    {
        static readonly IYcLogger logger;

        static SystemStartLogical()
        {
            logger = LogFactory.GetLogger<SystemStartLogical>();
        }

        public void Execute()
        {
            logger.Info("SystemStartLogical Start");

            //生成每日相关性
            GenCorrelation();

            //生成每日risk free rate
            GenRiskFreeRate();
        }

        /// <summary>
        /// 生成每日risk free rate
        /// </summary>
        private static void GenRiskFreeRate()
        {
            try
            {
                var SetDate = DateTime.Now.Date;
                using (var db = new YLContext())
                {
                    var vd = db.valuedate.FirstOrDefault(v => v.State == valuedate.当前使用);
                    if (vd != null)
                    {
                        var currentDay = DateTime.Today;
                        if (!db.valuedate_history.Any(v => v.CreateDate >= currentDay))
                        {
                            var vh = new valuedate_history
                            {
                                CreateDate = DateTime.Now,
                                Data = JsonHelper.Stringify(vd),
                                OptName = "SystemStartJob",
                                OptionType = valuedate_history.系统参数
                            };
                            db.valuedate_history.Add(vh);
                            db.SaveChanges();
                        }
                    }
                }
            }
            catch (Exception ex)
            {
                logger.Error("生成每日risk free rate", ex);
            }
        }

        /// <summary>
        /// 生成每日相关性
        /// </summary>
        private static void GenCorrelation()
        {
            try
            {
                var SetDate = DateTime.Today;
                using (var db = new YLContext())
                {
                    var cors = (from cor in db.correlation where cor.LiveState == "Live" && cor.State == valuedate.当前使用 && cor.DayLastState == CorrelationTable.LatestState select cor).ToList();
                    //每天复制一份相关性数据,补丁，免得相同uid1，2的复制出多份
                    var unikeys = new List<string>();

                    cors.Where(c => c.ValueDate != SetDate).OrderByDescending(c => c.id).ToList().ForEach(c =>
                    {
                        var unikey = $"{c.UnderlyingId1}{c.UnderlyingId2}";
                        if (!unikeys.Contains(unikey))
                        {
                            var todaycor = c.Clone();
                            todaycor.State = valuedate.当前使用;
                            todaycor.DayLastState = CorrelationTable.LatestState;
                            todaycor.ValueDate = SetDate;
                            todaycor.OptDate = DateTime.Now;
                            todaycor.OptName = "API";
                            todaycor.OptId = 0;
                            todaycor.id = 0;
                            unikeys.Add(unikey);
                            db.correlation.Add(todaycor);
                        }
                        c.State = valuedate.历史使用;
                    });

                    db.SaveChanges();
                }
                logger.Info("生成每日相关性 结束");
            }
            catch (Exception ex)
            {
                logger.Error("生成每日相关性", ex);
            }
        }

    }
}