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

namespace IStation.Calculation.DispatchAna 
{
    /// <summary>
    /// 
    /// </summary>
    public class CalculatorOptAnaBase: CalculatorBase
    {
        /// <summary>
        /// 计算最优方案
        /// </summary>
        /// <param name="complex_request_paras"></param>
        /// <param name="machine_run_status"></param>
        /// <param name="error_info"></param>
        /// <returns></returns>
        protected virtual List<Calculation.DispatchAna.Model.AnaScheme> CalcSchemes压力(
           IStation.Calculation.DispatchAna.Model.RequestParasComplex complex_request_paras,
           IStation.Calculation.DispatchAna.Model.MachineRunPara machine_run_status,
           out string error_info)
        {
            error_info = "未实例化";
            return null;
        }

        Dictionary<string, IStation.Calculation.DispatchAna.Model.AnaScheme> _dict = new Dictionary<string, Model.AnaScheme>();
        /// <summary>
        /// 计算汇总数据
        /// </summary>
        /// <param name="HourRequests"></param>
        /// <param name="isUseCache">是否用缓存</param>
        /// <param name="error_info"></param>
        /// <returns></returns>
        public virtual IStation.Calculation.DispatchAna.Model.DaySumData CalcSumData(
             List<Model.HourRequest> HourRequests, bool isUseCache, out string error_info)
        {
            error_info = null;
            IStation.Calculation.DispatchAna.Model.DaySumData sum = new Model.DaySumData();
            sum.Qt = 0;
            foreach (var hourRequest in HourRequests)
            {
                var complex_request_paras = hourRequest.Request;
 
                #region 检查数据
                if (complex_request_paras.OutletPipePara == null || complex_request_paras.OutletPipePara.Count < 1)
                {
                    error_info = string.Format("{0}时,分析出错,原因是:{1}",
                        hourRequest.Hour + 1, "出口管路参数有误, 请确认是否赋值, ERROR 35");
                    return null;
                }

                StringBuilder cacheNameBuilder = new StringBuilder();

                double target_flow = 0;
                bool isHaveSetPress = false;
                foreach (var pipe in complex_request_paras.OutletPipePara)
                {
                    target_flow += pipe.TargetFlow;
                    if (pipe.TargetPress > 0.01)
                    {
                        isHaveSetPress = true;
                    }
                    cacheNameBuilder.AppendFormat("Q{0}H{1}", Math.Round(pipe.TargetFlow, 0), Math.Round(pipe.TargetPress, 3));
                }
                if (target_flow < 50)
                {//检查流量
                    continue;
                }
                if (!isHaveSetPress)
                {//检查压力
                    continue;
                }
                if (complex_request_paras.InletPipePara != null)
                {
                    foreach (var wl in complex_request_paras.InletPipePara)
                    {
                        cacheNameBuilder.AppendFormat("V{0}", Math.Round(wl.Value, 0));
                    }
                } 
                #endregion


                //由于循环调取,所以以前分析数据缓存起来
                var cacheName = cacheNameBuilder.ToString();
                IStation.Calculation.DispatchAna.Model.AnaScheme opt_anaScheme;
                if (_dict.ContainsKey(cacheName))
                {
                    opt_anaScheme = _dict[cacheName];
                }
                else
                {
                    var result_anaSchemes = CalcSchemes压力(complex_request_paras, null, out error_info);
                    if (result_anaSchemes == null || result_anaSchemes.Count == 0)
                    {
                        if (string.IsNullOrEmpty(error_info))
                        {
                            error_info = string.Format("{0}时,分析出错,可能是入参数据不合理,请检查",
                                                    hourRequest.Hour + 1 );
                        }
                        else
                        {
                            error_info = string.Format("{0}时,分析出错,原因是:{1}",
                                        hourRequest.Hour + 1,
                                        error_info);
                        }
        
                        return null;
                    }
                    opt_anaScheme = result_anaSchemes.First();
                    _dict[cacheName] = opt_anaScheme;
                }


                //汇总
                sum.Qt = sum.Qt + opt_anaScheme.TotalWrkQ;
                sum.Dt = sum.Dt + opt_anaScheme.TotalWrkP;
            }
            sum.WP = CalculateWP(sum.Dt, sum.Qt);
            return sum;
        }

        /// <summary>
        /// 
        /// </summary>
        /// <param name="pipes"></param>
        /// <returns></returns>
        protected static double CalcConnectPipeEta(List<IStation.Calculation.DispatchAna.Model.AnaScheme> pipes)
        {
            double eta = 0;
            double qh = 0;
            int count = 0;
            foreach (var pipe in pipes)
            {
                if (pipe == null)
                    continue;
                if (pipe.TotalWrkQ < 1 || pipe.TotalWrkH < 0.1)
                    continue;
                qh += pipe.TotalWrkQ * pipe.TotalWrkH;
                eta += pipe.TotalWrkQ * pipe.TotalWrkH * pipe.TotalWrkE;
                count++;
            }
            if (count <= 0)
                return 0;
            return Math.Round(eta / qh, 2);
        }
    }
}