using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace IStation.Calculation
{
    /// <summary>
    /// 能效汇总单周辅助类
    /// </summary>
    public class EtaSumSingleWeekHelper
    {
        /// <summary>
        /// 汇总
        /// </summary>
        public static Model.EtaSumSingleWeekRecord Sum
                 (
                    long CorpID,
                    string ObjectType,
                    long ObjectID,
                    DateTime StartDay,
                    DateTime EndDay,
                    IEnumerable<Model.EtaSumSingleDayRecord> list
                 )
        {
            if (StartDay.Date > EndDay.Date)
                return default;
            if (list == null || list.Count() < 1)
                return default;

            var model = new Model.EtaSumSingleWeekRecord();
            model.CorpID = CorpID;
            model.ObjectType = ObjectType;
            model.ObjectID = ObjectID;
            model.StartDay = StartDay.Date;
            model.EndDay = EndDay.Date;
            model.DataTime = DateTime.Now;
            model.Qt = list.Sum(x => x.Qt);
            model.Dt = list.Sum(x => x.Dt);
            model.RunTime = list.Sum(x => x.RunTime);
            model.BootTimes = list.Sum(x => x.BootTimes);
            model.PointCount = list.Sum(x => x.PointCount);

            if (model.PointCount > 0)
            {
                model.Qmin = list.Min(t => t.Qmin);
                model.Qmax = list.Max(t => t.Qmax);
                model.Qavg = list.Sum(t => t.Qavg * ((double)t.PointCount) / ((double)model.PointCount));

                model.Emin = list.Min(t => t.Emin);
                model.Emax = list.Max(t => t.Emax);
                model.Eavg = list.Sum(t => t.Eavg * ((double)t.PointCount) / ((double)model.PointCount));

                model.Hmin = list.Min(t => t.Hmin);
                model.Hmax = list.Max(t => t.Hmax);
                model.Havg = list.Sum(t => t.Havg * ((double)t.PointCount) / ((double)model.PointCount));

                model.Pmin = list.Min(t => t.Pmin);
                model.Pmax = list.Max(t => t.Pmax);
                model.Pavg = list.Sum(t => t.Pavg * ((double)t.PointCount) / ((double)model.PointCount));

                model.WPmin = list.Min(t => t.WPmin);
                model.WPmax = list.Max(t => t.WPmax);
                model.WPavg = list.Sum(t => t.WPavg * ((double)t.PointCount) / ((double)model.PointCount));

                model.UWPmin = list.Min(t => t.UWPmin);
                model.UWPmax = list.Max(t => t.UWPmax);
                model.UWPavg = list.Sum(t => t.UWPavg * ((double)t.PointCount) / ((double)model.PointCount));
            }

            return model;

        }
    }
}