using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using Results.Entities;
using NHibernate;

namespace TBF.Forms
{
    public partial class UpgradeSelectionDlg : Form
    {
        int batchFrom;
        int batchTo;

        public UpgradeSelectionDlg()
        {
            InitializeComponent();
            batchFrom = 1;
            batchTo = Program.LocalSettings.BatchNr - 1;

            textBox1.Text = batchFrom.ToString();
            textBox2.Text = batchTo.ToString();
        }

        private void pressureRepresentationButton_Click(object sender, EventArgs e)
        {
            try
            {
                batchFrom = int.Parse(textBox1.Text);
                batchTo = int.Parse(textBox2.Text);
                if (batchFrom < 1 || batchFrom > batchTo) throw new Exception();
            }
            catch
            {
                MessageBox.Show("Wrong 'From batch #' or 'To batch #'", "Error", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
                return;
            }

            if (MessageBox.Show("Are you sure ?", "", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.No) return;

            try
            {
                ISession session = Results.DB.CreateSession();

                IList<Batch> bFrom = session.QueryOver<Batch>().Where(x => (x.BatchNr == batchFrom)).List<Batch>();
                IList<Batch> bTo = session.QueryOver<Batch>().Where(x => (x.BatchNr == batchTo)).List<Batch>();

                if (bFrom.Count != 1) throw new Exception("No start batch");
                if (bTo.Count != 1) throw new Exception("No end batch");

                IList<TestRslt> testResults = session.QueryOver<TestRslt>()
                                                     .WhereRestrictionOn(x => x.StartTime)
                                                     .IsBetween(bFrom[0].StartTime)
                                                     .And(bTo[0].EndTime)
                                                     .List<TestRslt>();

                foreach (var tr in testResults)
                {
                    Text = string.Format("Batch # = {0}", tr.Batch.BatchNr);

                    float factor1 = 0.01f;

                    tr.PressUpMean *= factor1;
                    tr.PressUpStart *= factor1;
                    tr.PressUpEnd *= factor1;
                    tr.PressUpMin *= factor1;
                    tr.PressUpMax *= factor1;

                    tr.PressDownMean *= factor1;
                    tr.PressDownStart *= factor1;
                    tr.PressDownEnd *= factor1;
                    tr.PressDownMin *= factor1;
                    tr.PressDownMax *= factor1;

                    tr.AmbPressMean *= 0.001f;

                    session.SaveOrUpdate(tr);
                }

                session.Flush();

                MessageBox.Show("Upgrade completed", "", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
            catch (Exception exc)
            {
                MessageBox.Show(string.Format("Upgrade failed:\r\n{0}", exc.Message),
                                "Error", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
        }
    }
}