//----------------------------------------------------
public Graph(ITraveler <T> aTravel)
{
this.TravelMethod = aTravel;
this.Nodes = new List <Node <T> >();
this.Notifier = new NodeProcessor <T>();
}
public void DisplayTravellingCost(int km)
{
ITraveler traveler = GetTraveler();
int cost = traveler.GetTravellingCost(km);
Console.WriteLine($"Travelling {km} km by {traveler.Name} costs {cost} euros.");
}
public ITraveler InnerAdd(ITraveler traveler)
{
using var dbContext = _dataAccessor.GetNewDatabaseContext();
var travelerEntity = dbContext.Travelers.Add((Traveler)traveler);
dbContext.SaveChanges();
return(travelerEntity.Entity);
}
/// <summary>
/// Pooling is optional. It simply illustrates the possibilities of having this abstract factory class
/// </summary>
private ITraveler GetTraveler()
{
if (traveler is null)
{
traveler = CreateTraveler();
}
return(traveler);
}
public void AlignToTraveler(ITraveler indexTraveler, int offset)
{
_leftMostTraveler.AlignToTraveler(indexTraveler, offset);
_childTroupe.AlignToTraveler(indexTraveler, (offset + 1));
}
public Troupe(ITraveler leftMostTraveler, ITroupe childTroupe, int travelerCount)
{
_leftMostTraveler = leftMostTraveler;
_childTroupe = childTroupe;
_travelerCount = travelerCount;
}
public void AlignToTraveler(ITraveler indexTraveler, int offset)
{
CurrentValue = indexTraveler.CurrentValue + offset;
TroupeValue = CurrentValue;
}
public void Remove(ITraveler traveler)
{
using var dbContext = _dataAccessor.GetNewDatabaseContext();
dbContext.Travelers.Remove((Traveler)traveler);
dbContext.SaveChanges();
}
public void Update(ITraveler traveler)
{
using var dbContext = _dataAccessor.GetNewDatabaseContext();
dbContext.Update(traveler);
dbContext.SaveChanges();
}
public void AlignToTraveler(ITraveler indexTraveler, int offset)
{
_traveler.AlignToTraveler(indexTraveler, offset);
}
public SingletonTroupe(ITraveler loneTraveler)
{
_traveler = loneTraveler;
}
public void SetTraveler(ITraveler <T> rTravel)
{
this.TravelMethod = rTravel;
}