/// <summary>
/// Checks the not duplicate measured course.
/// </summary>
/// <param name="measuredCourse">The measured course.</param>
/// <exception cref="InvalidOperationException">Unable to add measured course as this has a duplicate Course Id</exception>
private void CheckNotDuplicateMeasuredCourse(MeasuredCourseDataTransferObject measuredCourse)
{
if (this.MeasuredCourses.Any(m => m.MeasuredCourseId == measuredCourse.MeasuredCourseId))
{
throw new InvalidOperationException("Unable to add measured course as this has a duplicate Course Id");
}
}
/// <summary>
/// Gets the measured course.
/// </summary>
/// <param name="measuredCourseId">The measured course identifier.</param>
/// <returns></returns>
/// <exception cref="NotFoundException">No measured course found for Club {this.Name} with Measured Course Id {measuredCourseId}</exception>
public MeasuredCourseDataTransferObject GetMeasuredCourse(Guid measuredCourseId)
{
Boolean measuredCourseFound = this.MeasuredCourses.Any(m => m.MeasuredCourseId == measuredCourseId);
if (!measuredCourseFound)
{
throw new NotFoundException($"No measured course found for Club {this.Name} with Measured Course Id {measuredCourseId}");
}
MeasuredCourse measuredCourse = this.MeasuredCourses.Where(m => m.MeasuredCourseId == measuredCourseId).Single();
MeasuredCourseDataTransferObject result = new MeasuredCourseDataTransferObject
{
Name = measuredCourse.Name,
MeasuredCourseId = measuredCourse.MeasuredCourseId,
StandardScratchScore = measuredCourse.StandardScratchScore,
TeeColour = measuredCourse.TeeColour,
Holes = new List <HoleDataTransferObject>()
};
foreach (Hole measuredCourseHole in measuredCourse.Holes)
{
result.Holes.Add(new HoleDataTransferObject
{
HoleNumber = measuredCourseHole.HoleNumber,
Par = measuredCourseHole.Par,
LengthInYards = measuredCourseHole.LengthInYards,
StrokeIndex = measuredCourseHole.StrokeIndex,
LengthInMeters = measuredCourseHole.LengthInMeters
});
}
return(result);
}
/// <summary>
/// Validates the measured course.
/// </summary>
/// <param name="measuredCourse">The measured course.</param>
private void ValidateMeasuredCourse(MeasuredCourseDataTransferObject measuredCourse)
{
Guard.ThrowIfInvalidGuid(measuredCourse.MeasuredCourseId, typeof(ArgumentNullException), "A measured course must have a valid Id");
Guard.ThrowIfNullOrEmpty(measuredCourse.Name, typeof(ArgumentNullException), "A measured course must have a name");
Guard.ThrowIfNullOrEmpty(measuredCourse.TeeColour, typeof(ArgumentNullException), "A measured course must have a tee colour");
Guard.ThrowIfNegative(measuredCourse.StandardScratchScore,
typeof(ArgumentNullException),
"A measured course must have a non negative Standard Scratch Score");
Guard.ThrowIfZero(measuredCourse.StandardScratchScore, typeof(ArgumentNullException), "A measured course must have a non zero Standard Scratch Score");
// Only validate the holes if the have been populated
if (measuredCourse.Holes.Count != 18)
{
throw new InvalidDataException("A measured course must have 18 holes");
}
// Check there are no missing hole numbers
IEnumerable <Int32> holeNumberList = measuredCourse.Holes.Select(h => h.HoleNumber);
List <Int32> missingHoleNumbers = Enumerable
.Range(GolfClubAggregate.MinimumHoleNumber, GolfClubAggregate.MaximumHoleNumber - GolfClubAggregate.MinimumHoleNumber + 1)
.Except(holeNumberList).ToList();
if (missingHoleNumbers.Count > 0)
{
// there are missing hole numbers
throw new InvalidDataException($"Hole numbers {string.Join(",", missingHoleNumbers)} are missing from the measured course");
}
// Check there are no missing stroke indexes
IEnumerable <Int32> strokeIndexList = measuredCourse.Holes.Select(h => h.StrokeIndex);
List <Int32> missingStrokeIndexes = Enumerable
.Range(GolfClubAggregate.MinimumStrokeIndex,
GolfClubAggregate.MaximumStrokeIndex - GolfClubAggregate.MinimumStrokeIndex + 1).Except(strokeIndexList).ToList();
if (missingStrokeIndexes.Count > 0)
{
// there are missing stroke indexes
throw new InvalidDataException($"Hole with Stroke Indexes {string.Join(",", missingStrokeIndexes)} are missing from the measured course");
}
// Check all holes have a valid length in yards
IEnumerable <Int32> holesWithInvalidLengthInYards = measuredCourse.Holes.Where(h => h.LengthInYards <= 0).Select(h => h.HoleNumber);
if (holesWithInvalidLengthInYards.Any())
{
throw new
InvalidDataException($"All holes must have a length in yards, hole numbers {string.Join(",", holesWithInvalidLengthInYards)} are missing a valid length in yards");
}
// Check all holes have a valid par
IEnumerable <Int32> holesWithInvalidPar = measuredCourse.Holes.Where(h => h.Par != 3 && h.Par != 4 && h.Par != 5).Select(h => h.HoleNumber);
if (holesWithInvalidPar.Any())
{
throw new
InvalidDataException($"All holes must have a valid Par of 3,4 or 5, hole numbers {string.Join(",", holesWithInvalidPar)} are missing a valid Par");
}
}
/// <summary>
/// Gets the measured courses.
/// </summary>
/// <returns></returns>
/// <exception cref="NotFoundException">No measured courses found for Club {this.Name}</exception>
public List <MeasuredCourseDataTransferObject> GetMeasuredCourses()
{
if (this.MeasuredCourses.Any() == false)
{
throw new NotFoundException($"No measured courses found for Club {this.Name}");
}
List <MeasuredCourseDataTransferObject> measuredCourses = new List <MeasuredCourseDataTransferObject>();
foreach (MeasuredCourse measuredCourse in this.MeasuredCourses)
{
MeasuredCourseDataTransferObject result = new MeasuredCourseDataTransferObject
{
Name = measuredCourse.Name,
MeasuredCourseId = measuredCourse.MeasuredCourseId,
StandardScratchScore = measuredCourse.StandardScratchScore,
TeeColour = measuredCourse.TeeColour,
Holes = new List <HoleDataTransferObject>()
};
foreach (Hole measuredCourseHole in measuredCourse.Holes)
{
result.Holes.Add(new HoleDataTransferObject
{
HoleNumber = measuredCourseHole.HoleNumber,
Par = measuredCourseHole.Par,
LengthInYards = measuredCourseHole.LengthInYards,
StrokeIndex = measuredCourseHole.StrokeIndex,
LengthInMeters = measuredCourseHole.LengthInMeters
});
}
measuredCourses.Add(result);
}
return(measuredCourses);
}
/// <summary>
/// Adds the measured course.
/// </summary>
/// <param name="measuredCourse">The measured course.</param>
public void AddMeasuredCourse(MeasuredCourseDataTransferObject measuredCourse)
{
// Apply the business rules here
// Check club has been created
this.CheckHasGolfClubAlreadyBeenCreated();
// Check for a duplicate measured course addition
this.CheckNotDuplicateMeasuredCourse(measuredCourse);
// Validate the measured course data
this.ValidateMeasuredCourse(measuredCourse);
// Now apply and pend the required events
// First the measured course added event
MeasuredCourseAddedEvent measuredCourseAddedEvent = MeasuredCourseAddedEvent.Create(this.AggregateId,
measuredCourse.MeasuredCourseId,
measuredCourse.Name,
measuredCourse.TeeColour,
measuredCourse.StandardScratchScore);
this.ApplyAndPend(measuredCourseAddedEvent);
// Now add an event for each hole
foreach (HoleDataTransferObject holeDataTransferObject in measuredCourse.Holes)
{
HoleAddedToMeasuredCourseEvent holeAddedToMeasuredCourseEvent =
HoleAddedToMeasuredCourseEvent.Create(this.AggregateId,
measuredCourse.MeasuredCourseId,
holeDataTransferObject.HoleNumber,
holeDataTransferObject.LengthInYards,
holeDataTransferObject.LengthInMeters,
holeDataTransferObject.Par,
holeDataTransferObject.StrokeIndex);
this.ApplyAndPend(holeAddedToMeasuredCourseEvent);
}
}