/// <summary>
/// Initializes a new instance of the <see cref="CaseManager" /> class.
/// </summary>
public CaseManager()
{
this.StartingCaseId = InitialStartingBriefcaseId;
this.StartingCase = InitialBriefcase;
this.briefcases = new List <Briefcase>();
}
/// <summary>
/// Allocates the starting briefcase and its id.
/// Precondition: targetBriefcase not equal to null.
/// Post-condition: StartingCase = targetBriefcase. StartingCaseId = targetBriefcase.Id
/// </summary>
/// <param name="targetBriefcase">The target briefcase.</param>
public void AllocateStartingBriefcase(Briefcase targetBriefcase)
{
targetBriefcase = targetBriefcase ??
throw new ArgumentNullException(ExceptionMessage.NullBriefcaseNotAllowed);
this.StartingCase = targetBriefcase;
this.StartingCaseId = targetBriefcase.Id;
}
/// <summary>
/// Removes the specified briefcase from play.
/// </summary>
/// <param name="briefcase">The briefcase.</param>
/// <returns>The dollar amount in the removed briefcase.</returns>
public int RemoveBriefcaseFromPlay(Briefcase briefcase)
{
briefcase = briefcase ?? throw new ArgumentNullException(ExceptionMessage.NullBriefcaseNotAllowed);
var targetBriefcaseAmount = briefcase.DollarAmount;
this.briefcases.Remove(briefcase);
return(targetBriefcaseAmount);
}