using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace OTSExtremum
{
    public partial class GroupsGridForm : Form
    {
        List<Business.groupInfo> data;
        List<Business.groupInfo> maxData=new List<Business.groupInfo>();
        public GroupsGridForm(List<Business.groupInfo> list)
        {
            data = list;
            InitializeComponent();
        }

        private void GroupsGridForm_Load(object sender, EventArgs e)
        {
            Calculation();
        }
        private void Calculation()
        {
            //List<List<double[]>> alldata = new List<List<double[]>>();
            //先设置一下头的高度，否则会太矮不好看
            dtgrid.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.EnableResizing;
            dtgrid.ColumnHeadersHeight = 40;
            dtgrid.ColumnHeadersDefaultCellStyle.Font = new Font("微软雅黑", 12, FontStyle.Regular);
            dtgrid.ColumnHeadersDefaultCellStyle.BackColor = Color.WhiteSmoke;
         
            foreach (Business.groupInfo item in data)
            {
                List<double[]> allData = new List<double[]>();
                double[] vs = item.values;
                Array.Sort(vs);
                int N = vs.Length;
                double mean = Business.Tools.Mean(vs);
                double sdev = Business.Tools.StDev(vs);
                double delta = sdev * Math.Sqrt(6) / 3.1416;//δ
                double lambda = mean - 0.5772 * delta;//λ
                double sumLL = 0;
                double[] ret = Business.Tools.OPTMax(vs);
                double[] C = new double[N];
                double[] D = new double[N];
                double[] E = new double[N];
                double[] F = new double[N];
                double[] G = new double[N];
                double[] H = new double[N];
                double[] I = new double[N];

                for (int i = 0; i < N; i++)
                {
                    double temp = i + 1;
                    double t = 1;
                    C[i] = temp / (N + 1);
                    D[i] = -1 * Math.Log(-1 * Math.Log(C[i]));
                    F[i] = Math.Log(t / delta) - (vs[i] - lambda) / delta - Math.Exp((lambda - vs[i]) / delta);
                    E[i] = Math.Log(t / ret[0]) - (vs[i] - ret[1]) / ret[0] - Math.Exp((ret[1] - vs[i]) / ret[0]);
                    G[i] = ret[0] * D[i] + ret[1];
                    double se = ret[0] * (Math.Sqrt((1.109 + 0.514 * D[i] + 0.608 * D[i] * D[i]) / N));
                    H[i] = G[i] - 2 * se;
                    I[i] = G[i] + 2 * se;
                    sumLL += E[i];
                }
                allData.Add(D);
                allData.Add(vs);
                allData.Add(G);
                allData.Add(H);
                allData.Add(I);
                double se2 = (11.61 * ret[0]) / Math.Sqrt(N);
                double max = 6.91 * ret[0] + ret[1];
                double tn = (vs.Max() - mean) / sdev;
                double t1 = (mean - vs.Min()) / sdev;

                Business.groupInfo maxdt = new Business.groupInfo() { groupTitle=item.groupTitle,values=new double[] { max , se2/2 } };
                maxData.Add(maxdt);
                int add_rowindex = dtgrid.Rows.Add();
                dtgrid.Rows[add_rowindex].Cells[0].Value = item.groupTitle;
                dtgrid.Rows[add_rowindex].Cells[1].Value =vs.Max().ToString();
                dtgrid.Rows[add_rowindex].Cells[2].Value = vs.Min().ToString();
                dtgrid.Rows[add_rowindex].Cells[3].Value = Math.Round(max, 1).ToString();
                dtgrid.Rows[add_rowindex].Cells[4].Value = Math.Round(se2, 1).ToString();
                dtgrid.Rows[add_rowindex].Cells[5].Value = Math.Round(tn, 3).ToString();
                dtgrid.Rows[add_rowindex].Cells[6].Value = Math.Round(t1, 3).ToString();
                dtgrid.Rows[add_rowindex].Cells[7].Value = Math.Round(max, 1).ToString() + "+-"+ Math.Round(se2, 1).ToString();
                dtgrid.Rows[add_rowindex].Cells[8].Value = Math.Round(max- se2, 3).ToString();
                dtgrid.Rows[add_rowindex].Cells[9].Value = Math.Round(max + se2, 3).ToString();
                for (int i = 0; i < allData.Count; i++)
                {
                    for (int j = 0; j < allData[i].Length; j++)
                    {
                        if (double.IsNaN(allData[i][j]) || double.IsInfinity(allData[i][j]))
                        {
                            MessageBox.Show("数据不正常，会造成溢出");
                            return;
                        }
                    }
                }
                ChartControl chartControl = new ChartControl();
                chartControl.parameters = allData;
                chartControl.delta = ret[0];
                chartControl.lambda= ret[1];
                chartControl.title = item.groupTitle;
                int chkcount = panel1.Controls.Count;
                int row = chkcount / 2;
                int col = chkcount % 2;
                chartControl.Location = new Point(col * 550, row * 400 + 10);
                panel1.Controls.Add(chartControl);
            }
        }

        private void btnShow_Click(object sender, EventArgs e)
        {
            for (int i = 0; i < maxData.Count; i++)
            {
                for (int j = 0; j < maxData[i].values.Length; j++)
                {
                    if (double.IsNaN(maxData[i].values[j]) || double.IsInfinity(maxData[i].values[j]))
                    {
                        MessageBox.Show("数据不正常，会造成溢出");
                        return;
                    }
                }
            }
            GroupLmax groupLmax = new GroupLmax();
            groupLmax.parameters = maxData;
            groupLmax.Show();
        }
    }
}