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

namespace DPumpHydr.WinFrmUI.Volute.ViewModel
{
    public class SectionBaseInfo
    {
        /// <summary>
        /// 截面形状类型 
        /// </summary>
        public eSectionShapeType ShapeType { get; set; }

        /// <summary>
        /// 平均流速
        /// </summary>
        public double V3 { get; set; }

        /// <summary>
        /// 开始截面编号
        /// </summary>
        public int StartSectionNumber { get; set; }

        public List<double> GaMa1 { get; set; }
        public List<double> GaMa2
        {
            get; set;
        }
        public List<double> Area { get; set; }


        /// <summary>
        /// 计算平均流速
        /// </summary>
        /// <param name="hdr_info"></param>
        /// <param name="geom_info"></param>
        public void CalcV3(HdrBaseInfo hdr_info, GeomBaseInfo geom_info)
        {
            //UG里面用的是 m_H应该错了
            var g = 9.81;
            this.V3 = Math.Round(geom_info.K3 * Math.Sqrt(2 * g * hdr_info.Q), 2);
        }
        public void CalcArea(HdrBaseInfo hdr_info, GeomBaseInfo geom_info, double v3)
        {
            this.V3 = v3;
            var area8 = hdr_info.Q * 1000000 / (3600 * v3);
            int i = 0;
            if (this.Area == null)
            {
                this.GaMa1 = new List<double>(10);
                this.GaMa2 = new List<double>(10);
                this.Area = new List<double>(10);
                for (i = 0; i < 10; i++)
                {
                    this.GaMa1.Add(0);
                    this.GaMa2.Add(0);
                    this.Area.Add(0);
                }
            }
            this.Area[8] = area8;

            if (geom_info.IsQieYuJiYuan)
            {//隔舌切于基圆
                for (i = StartSectionNumber; i < 8; i++)
                    Area[i] = area8 * (45 * i - geom_info.FAI0) / (360 - geom_info.FAI0);

            }
            else
            {//采用正常切面
                for (i = StartSectionNumber; i < 8; i++)
                    Area[i] = area8 * 45 * i / 360;
            }

            if (StartSectionNumber == 2)
                Area[1] = Area[2];
            Area[0] = Area[1];
        }
        /// <summary>
        /// 初始化形状类型
        /// </summary>
        /// <param name="hdr_info"></param>
        /// <param name="geom_info"></param>
        /// <param name="shapeType"></param>
        public void IntialShapeType(HdrBaseInfo hdr_info, GeomBaseInfo geom_info, eSectionShapeType shapeType)
        {
            this.ShapeType = shapeType;

            double m_gama81, m_gama82;
            switch (shapeType)
            {
                case eSectionShapeType.对称:
                    m_gama81 = 15.0;
                    m_gama82 = 15.0;
                    break;
                case eSectionShapeType.不对称:
                    m_gama81 = 15.0;
                    m_gama82 = 30.0;
                    break;
                case eSectionShapeType.矩形:
                    m_gama81 = 0.0;
                    m_gama82 = 0.0;
                    break;
                default:
                    m_gama81 = 0.0;
                    m_gama82 = 0.0;
                    break;
            }


            InitialGama(hdr_info, geom_info, m_gama81, m_gama82);//设置gama r1 /gama r2
        }
        /// <summary>
        /// 初始化gama
        /// </summary>
        /// <returns></returns>
        public string InitialGama(HdrBaseInfo hdr_info, GeomBaseInfo geom_info, double m_gama81, double m_gama82)
        {
            if (this.GaMa1 == null)
            {
                this.GaMa1 = new List<double>(10);
                this.GaMa2 = new List<double>(10);
                this.Area = new List<double>(10);
                for (int i = 0; i < 10; i++)
                {
                    this.GaMa1.Add(0);
                    this.GaMa2.Add(0);
                    this.Area.Add(0);
                }
            }
            if (ShapeType == eSectionShapeType.矩形)//断面形状:矩形
            {
                for (int i = 0; i < GaMa1.Count; i++)
                {
                    this.GaMa1[i] = 0;
                    this.GaMa2[i] = 0;
                }

                return null;
            }

            if ((m_gama81 < 8.0) || (m_gama82 < 8.0))
            {
                return "输入的第8断面的角度过小，请重新输入";
            }
            this.GaMa1[8] = m_gama81;
            this.GaMa1[8] = m_gama82;

            this.GaMa1[7] = m_gama81 - 1;
            this.GaMa1[7] = m_gama82 - 1;

            this.GaMa1[6] = m_gama81 - 2;
            this.GaMa1[6] = m_gama82 - 2;

            this.GaMa1[5] = m_gama81 - 3;
            this.GaMa1[5] = m_gama82 - 3;

            this.GaMa1[4] = m_gama81 - 4;
            this.GaMa1[4] = m_gama82 - 4;

            this.GaMa1[3] = m_gama81 - 5;
            this.GaMa1[3] = m_gama82 - 5;

            this.GaMa1[2] = m_gama81 - 6;
            this.GaMa1[2] = m_gama82 - 6;

            this.GaMa1[1] = m_gama81 - 7;
            this.GaMa1[1] = m_gama82 - 7;


            if (geom_info.FAI0 > 45)//没有第一端面		
            {
                this.GaMa1[1] = 0;
                this.GaMa1[1] = 0;
            }

            return null;
        }


    }
}