Besoin d'explication d'un bout de code

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:

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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(); } } }

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Il y a de quoi en faire un roman.

Une question en particulier sur les "certaines parties" ?

vu le "bout" de code, il serait sympa d'avoir une idée sur quelles parties nécessitent des explications ...en ajoutant de ci de là, quelques commentaires ;)