Bonjour tous,

Je veux reproduire un programme mais je ne comprends pas certaines parties. Je vous sollicite pour m'expliquer terre à terre ce code.

Merci


Code : Sélectionner tout - Visualiser dans une fenêtre à part
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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data.Linq.Mapping;
using System.IO;
using System.Linq;
using System.Runtime.Serialization;
using System.Runtime.Serialization.Formatters.Binary;
using System.Text;
 
namespace Bet2Day.RF2.Core
{
  [Table(Name = "dbo.Race")]
  [DataContract]
  [Serializable]
  public class Race : ICloneable, INotifyPropertyChanging, INotifyPropertyChanged
  {
    private static PropertyChangingEventArgs emptyChangingEventArgs = new PropertyChangingEventArgs(string.Empty);
    private Dictionary<int, Odd> _specialOdds = new Dictionary<int, Odd>();
    private Decimal _stake = new Decimal();
    private Decimal _win = new Decimal();
    private int _countdown = 0;
    private string _result = string.Empty;
    private RaceDisplayState _state = RaceDisplayState.RUNNING;
    private Odd[] _winnerOdds;
    private Odd[] _podiumOdds;
    private Odd[,] _doubleOdds;
    private int _RaceID;
    private int _OddPoolID;
    private int _RaceTypeID;
    private int _RaceCycleID;
    private int? _MovieID;
    private int _RaceNumber;
    private DateTime _StartRaceDate;
    private DateTime? _StartMovieDate;
    private bool _Calculated;
    private bool _DoubleWin;
 
    public Movie Movie { get; set; }
 
    public Race(int raceNumber, DateTime startDate, int starters)
    {
      this.RaceNumber = raceNumber;
      this.StartRaceDate = startDate;
    }
 
    public Decimal Stake
    {
      get
      {
        return this._stake;
      }
      set
      {
        this._stake = value;
        this.SendPropertyChanged(nameof (Stake));
      }
    }
 
    public Decimal Win
    {
      get
      {
        return this._win;
      }
      set
      {
        this._win = value;
        this.SendPropertyChanged(nameof (Win));
      }
    }
 
    public int Countdown
    {
      get
      {
        return this._countdown;
      }
      set
      {
        this._countdown = value;
        this.SendPropertyChanged(nameof (Countdown));
      }
    }
 
    public string Result
    {
      get
      {
        return this._result;
      }
      set
      {
        this._result = value;
        this.SendPropertyChanged(nameof (Result));
      }
    }
 
    public RaceDisplayState State
    {
      get
      {
        return this._state;
      }
      set
      {
        this._state = value;
        this.SendPropertyChanged(nameof (State));
      }
    }
 
    public Odd[] WinnerOdds
    {
      set
      {
        this._winnerOdds = value;
      }
      get
      {
        return this._winnerOdds;
      }
    }
 
    public Odd[] PodiumOdds
    {
      set
      {
        this._podiumOdds = value;
      }
      get
      {
        return this._podiumOdds;
      }
    }
 
    public Odd[,] DoubleOdds
    {
      set
      {
        this._doubleOdds = value;
      }
      get
      {
        return this._doubleOdds;
      }
    }
 
    public Dictionary<int, Odd> SpecialOdds
    {
      set
      {
        this._specialOdds = value;
      }
      get
      {
        return this._specialOdds;
      }
    }
 
    public void SetOddGraduation(int winnerPayoff, int podiumPayoff, int doublePayoff)
    {
      double num1 = this.CalcCurrentGraduation(BetType.WINNER);
      double num2 = this.CalcCurrentGraduation(BetType.PODIUM);
      double num3 = this.CalcCurrentGraduation(BetType.DOUBLE);
      if (this._winnerOdds != null && this._podiumOdds != null)
      {
        for (int index = 0; index < this._winnerOdds.Length; ++index)
        {
          double num4 = Math.Round(this._winnerOdds[index].Value / num1 * ((double) winnerPayoff / 100.0), 1);
          double num5 = Math.Round(this._podiumOdds[index].Value / num2 * ((double) podiumPayoff / 100.0), 1);
          this._winnerOdds[index].Value = num4 <= 1.0 ? 1.1 : num4;
          this._podiumOdds[index].Value = num5 <= 1.0 ? 1.1 : num5;
        }
      }
      if (this._doubleOdds != null)
      {
        Odd[,] doubleOdds = this._doubleOdds;
        int upperBound1 = doubleOdds.GetUpperBound(0);
        int upperBound2 = doubleOdds.GetUpperBound(1);
        for (int lowerBound1 = doubleOdds.GetLowerBound(0); lowerBound1 <= upperBound1; ++lowerBound1)
        {
          for (int lowerBound2 = doubleOdds.GetLowerBound(1); lowerBound2 <= upperBound2; ++lowerBound2)
          {
            Odd odd = doubleOdds[lowerBound1, lowerBound2];
            if (odd != null)
            {
              double num4 = odd.Value / num3 * ((double) doublePayoff / 100.0);
              odd.Value = Math.Round(num4, num4 >= 100.0 ? 0 : 1);
            }
          }
        }
      }
      double num6 = 0.0;
      double num7 = 0.0;
      double num8 = 0.0;
      double num9 = 0.0;
      int length = this.WinnerOdds.Length;
      for (int index = 0; index < length; ++index)
      {
        if (index < length / 2)
          num6 += 1.0 / this.WinnerOdds[index].Value;
        else
          num7 += 1.0 / this.WinnerOdds[index].Value;
        if ((index + 1) % 2 == 0)
          num9 += 1.0 / this.WinnerOdds[index].Value;
        else
          num8 += 1.0 / this.WinnerOdds[index].Value;
      }
      double num10 = num6;
      double num11 = num7;
      double num12 = num8;
      double num13 = num9;
      double num14 = Math.Round(1.0 / num10 / (1.0 / (num10 + num11)) * ((double) podiumPayoff / 100.0), 1);
      double num15 = Math.Round(1.0 / num11 / (1.0 / (num10 + num11)) * ((double) podiumPayoff / 100.0), 1);
      double num16 = Math.Round(1.0 / num13 / (1.0 / (num13 + num12)) * ((double) podiumPayoff / 100.0), 1);
      double num17 = Math.Round(1.0 / num12 / (1.0 / (num13 + num12)) * ((double) podiumPayoff / 100.0), 1);
      double oddValue1 = num14 > 1.0 ? num14 : 1.1;
      double oddValue2 = num15 > 1.0 ? num15 : 1.1;
      double oddValue3 = num16 > 1.0 ? num16 : 1.1;
      double oddValue4 = num17 > 1.0 ? num17 : 1.1;
      this.SpecialOdds.Clear();
      this.SpecialOdds.Add(-1, new Odd(-1, (short) 0, (short) 0, (short) 0, oddValue1));
      this.SpecialOdds.Add(-2, new Odd(-2, (short) 0, (short) 0, (short) 0, oddValue2));
      this.SpecialOdds.Add(-4, new Odd(-4, (short) 0, (short) 0, (short) 0, oddValue3));
      this.SpecialOdds.Add(-3, new Odd(-3, (short) 0, (short) 0, (short) 0, oddValue4));
    }
 
    public double CalcCurrentGraduation(BetType betType)
    {
      double num = 0.0;
      switch (betType)
      {
        case BetType.WINNER:
          num = 1.0 / ((IEnumerable<Odd>) this._winnerOdds).Sum<Odd>((Func<Odd, double>) (id => 1.0 / id.Value));
          break;
        case BetType.PODIUM:
          num = (double) this.GetPodiumWinner() / ((IEnumerable<Odd>) this._podiumOdds).Sum<Odd>((Func<Odd, double>) (id => 1.0 / id.Value));
          break;
        case BetType.DOUBLE:
          Odd[,] doubleOdds = this._doubleOdds;
          int upperBound1 = doubleOdds.GetUpperBound(0);
          int upperBound2 = doubleOdds.GetUpperBound(1);
          for (int lowerBound1 = doubleOdds.GetLowerBound(0); lowerBound1 <= upperBound1; ++lowerBound1)
          {
            for (int lowerBound2 = doubleOdds.GetLowerBound(1); lowerBound2 <= upperBound2; ++lowerBound2)
            {
              Odd odd = doubleOdds[lowerBound1, lowerBound2];
              if (odd != null)
                num += 1.0 / odd.Value;
            }
          }
          num = 1.0 / num;
          break;
      }
      return Math.Round(num, 2);
    }
 
    private int GetPodiumWinner()
    {
      if (this._podiumOdds != null)
      {
        if (this._podiumOdds.Length == 6)
          return 2;
        if (this._podiumOdds.Length == 8)
          return 3;
      }
      return 0;
    }
 
    public override string ToString()
    {
      return this.ToString(false);
    }
 
    public virtual string ToString(bool idOnly)
    {
      StringBuilder stringBuilder = new StringBuilder();
      stringBuilder.Append("Race[ ");
      stringBuilder.AppendFormat("RaceID={0} ", (object) this.RaceID);
      stringBuilder.AppendFormat("RaceNumber={0} ", (object) this.RaceNumber);
      if (idOnly)
        return stringBuilder.ToString();
      stringBuilder.AppendFormat("RaceTypeID={0} ", (object) string.Concat((object) this.RaceTypeID));
      stringBuilder.AppendFormat("MovieID={0} ", (object) string.Concat((object) this.MovieID));
      stringBuilder.AppendFormat("Calculated={0} ", (object) (this.Calculated.ToString() ?? ""));
      stringBuilder.AppendFormat("OddPoolID={0} ", (object) string.Concat((object) this.OddPoolID));
      DateTime startRaceDate = this.StartRaceDate;
      if (true)
        stringBuilder.Append("StartRaceDate= " + this.StartRaceDate.ToString() + " ");
      else
        stringBuilder.Append("StartRaceDate=null ");
      if (this.StartMovieDate.HasValue)
        stringBuilder.Append("StartMovieDate= " + this.StartMovieDate.Value.ToString() + " ");
      else
        stringBuilder.Append("StartMovieDate=null ");
      if (this.WinnerOdds != null)
        stringBuilder.AppendFormat("WinnerOdds={0} ", (object) string.Concat((object) this.WinnerOdds.Length));
      if (this.PodiumOdds != null)
        stringBuilder.AppendFormat("PodiumOdds={0} ", (object) string.Concat((object) this.PodiumOdds.Length));
      if (this.DoubleOdds != null)
        stringBuilder.AppendFormat("DoubleOdds={0} ", (object) string.Concat((object) this.DoubleOdds.Length));
      if (this.SpecialOdds != null)
        stringBuilder.AppendFormat("SpecialOdds={0} ", (object) string.Concat((object) this.SpecialOdds.Count));
      stringBuilder.Append("]");
      return stringBuilder.ToString();
    }
 
    public Race DeepCopy()
    {
      MemoryStream memoryStream = new MemoryStream();
      BinaryFormatter binaryFormatter = new BinaryFormatter();
      binaryFormatter.Serialize((Stream) memoryStream, (object) this);
      memoryStream.Position = 0L;
      Race race = (Race) binaryFormatter.Deserialize((Stream) memoryStream);
      race.PropertyChanged = (PropertyChangedEventHandler) null;
      race.PropertyChanging = (PropertyChangingEventHandler) null;
      memoryStream.Close();
      return race;
    }
 
    public void Detach()
    {
      this.PropertyChanged = (PropertyChangedEventHandler) null;
      this.PropertyChanging = (PropertyChangingEventHandler) null;
    }
 
    public object Clone()
    {
      Race race = (Race) this.MemberwiseClone();
      race.PropertyChanged = (PropertyChangedEventHandler) null;
      race.PropertyChanging = (PropertyChangingEventHandler) null;
      return (object) race;
    }
 
    public Race()
    {
      this.Initialize();
    }
 
    [Column(AutoSync = AutoSync.OnInsert, DbType = "Int NOT NULL IDENTITY", IsDbGenerated = true, IsPrimaryKey = true, Storage = "_RaceID")]
    [DataMember(Order = 1)]
    public int RaceID
    {
      get
      {
        return this._RaceID;
      }
      set
      {
        if (this._RaceID == value)
          return;
        this.SendPropertyChanging();
        this._RaceID = value;
        this.SendPropertyChanged(nameof (RaceID));
      }
    }
 
    [Column(DbType = "Int NOT NULL", Storage = "_OddPoolID")]
    [DataMember(Order = 2)]
    public int OddPoolID
    {
      get
      {
        return this._OddPoolID;
      }
      set
      {
        if (this._OddPoolID == value)
          return;
        this.SendPropertyChanging();
        this._OddPoolID = value;
        this.SendPropertyChanged(nameof (OddPoolID));
      }
    }
 
    [Column(DbType = "Int NOT NULL", Storage = "_RaceTypeID")]
    [DataMember(Order = 3)]
    public int RaceTypeID
    {
      get
      {
        return this._RaceTypeID;
      }
      set
      {
        if (this._RaceTypeID == value)
          return;
        this.SendPropertyChanging();
        this._RaceTypeID = value;
        this.SendPropertyChanged(nameof (RaceTypeID));
      }
    }
 
    [Column(DbType = "Int NOT NULL", Storage = "_RaceCycleID")]
    [DataMember(Order = 4)]
    public int RaceCycleID
    {
      get
      {
        return this._RaceCycleID;
      }
      set
      {
        if (this._RaceCycleID == value)
          return;
        this.SendPropertyChanging();
        this._RaceCycleID = value;
        this.SendPropertyChanged(nameof (RaceCycleID));
      }
    }
 
    [Column(DbType = "Int", Storage = "_MovieID")]
    [DataMember(Order = 5)]
    public int? MovieID
    {
      get
      {
        return this._MovieID;
      }
      set
      {
        int? movieId = this._MovieID;
        int? nullable = value;
        if (movieId.GetValueOrDefault() == nullable.GetValueOrDefault() && movieId.HasValue == nullable.HasValue)
          return;
        this.SendPropertyChanging();
        this._MovieID = value;
        this.SendPropertyChanged(nameof (MovieID));
      }
    }
 
    [Column(DbType = "Int NOT NULL", Storage = "_RaceNumber")]
    [DataMember(Order = 6)]
    public int RaceNumber
    {
      get
      {
        return this._RaceNumber;
      }
      set
      {
        if (this._RaceNumber == value)
          return;
        this.SendPropertyChanging();
        this._RaceNumber = value;
        this.SendPropertyChanged(nameof (RaceNumber));
      }
    }
 
    [Column(DbType = "DateTime NOT NULL", Storage = "_StartRaceDate")]
    [DataMember(Order = 7)]
    public DateTime StartRaceDate
    {
      get
      {
        return this._StartRaceDate;
      }
      set
      {
        if (!(this._StartRaceDate != value))
          return;
        this.SendPropertyChanging();
        this._StartRaceDate = value;
        this.SendPropertyChanged(nameof (StartRaceDate));
      }
    }
 
    [Column(DbType = "DateTime", Storage = "_StartMovieDate")]
    [DataMember(Order = 8)]
    public DateTime? StartMovieDate
    {
      get
      {
        return this._StartMovieDate;
      }
      set
      {
        DateTime? startMovieDate = this._StartMovieDate;
        DateTime? nullable = value;
        if (startMovieDate.HasValue == nullable.HasValue && (!startMovieDate.HasValue || !(startMovieDate.GetValueOrDefault() != nullable.GetValueOrDefault())))
          return;
        this.SendPropertyChanging();
        this._StartMovieDate = value;
        this.SendPropertyChanged(nameof (StartMovieDate));
      }
    }
 
    [Column(DbType = "Bit NOT NULL", Storage = "_Calculated")]
    [DataMember(Order = 9)]
    public bool Calculated
    {
      get
      {
        return this._Calculated;
      }
      set
      {
        if (this._Calculated == value)
          return;
        this.SendPropertyChanging();
        this._Calculated = value;
        this.SendPropertyChanged(nameof (Calculated));
      }
    }
 
    [Column(DbType = "Bit NOT NULL", Storage = "_DoubleWin")]
    [DataMember(Order = 10)]
    public bool DoubleWin
    {
      get
      {
        return this._DoubleWin;
      }
      set
      {
        if (this._DoubleWin == value)
          return;
        this.SendPropertyChanging();
        this._DoubleWin = value;
        this.SendPropertyChanged(nameof (DoubleWin));
      }
    }
 
    public event PropertyChangingEventHandler PropertyChanging;
 
    public event PropertyChangedEventHandler PropertyChanged;
 
    protected virtual void SendPropertyChanging()
    {
      if (this.PropertyChanging == null)
        return;
      this.PropertyChanging((object) this, Race.emptyChangingEventArgs);
    }
 
    protected virtual void SendPropertyChanged(string propertyName)
    {
      if (this.PropertyChanged == null)
        return;
      this.PropertyChanged((object) this, new PropertyChangedEventArgs(propertyName));
    }
 
    private void Initialize()
    {
    }
 
    [OnDeserializing]
    [EditorBrowsable(EditorBrowsableState.Never)]
    public void OnDeserializing(StreamingContext context)
    {
      this.Initialize();
    }
  }
}