/// <summary>
/// Shows journey time information on console.
/// </summary>
/// <param name="journeyCalculator">A journey calculator of <see cref="T:ShippingNetworkModel.JourneyCalculator" /> which returns a journey information.</param>
/// <param name="path">A ports collection (journey).</param>
/// <param name="pathName">A name of journey.</param>
private static void ShowJourneyTimeInfo(JourneyCalculator journeyCalculator, List <IPort> path, string pathName)
{
var journeyDays = journeyCalculator.GetJourneyDays(path);
if (journeyDays.HasValue)
{
Console.WriteLine($"The total journey time for the route '{pathName}' = {journeyDays} days");
}
else
{
Console.WriteLine($"'{pathName}' = {InvalidJourneyMessage}");
}
}
public static void Main(string[] args)
{
try
{
var shippingNetwork = TDG.GetGeneratedShippingNetwork();
var journeyCalculator = new JourneyCalculator(shippingNetwork);
var newYork = shippingNetwork.GetPortById((int)Cities.NewYork);
var liverpool = shippingNetwork.GetPortById((int)Cities.Liverpool);
var buenosAires = shippingNetwork.GetPortById((int)Cities.BuenosAires);
var casablanca = shippingNetwork.GetPortById((int)Cities.Casablanca);
var capeTown = shippingNetwork.GetPortById((int)Cities.CapeTown);
#region The Total Journey Time
Console.WriteLine("The total journey time:");
Console.WriteLine();
var path = new List <IPort>
{
buenosAires,
newYork,
liverpool
};
ShowJourneyTimeInfo(journeyCalculator, path, "BuenosAires -> NewYork -> Liverpool");
path = new List <IPort>
{
buenosAires,
casablanca,
liverpool
};
ShowJourneyTimeInfo(journeyCalculator, path, "BuenosAires -> Casablanca -> Liverpool");
path = new List <IPort>
{
buenosAires,
capeTown,
newYork,
liverpool,
casablanca
};
ShowJourneyTimeInfo(journeyCalculator, path, "BuenosAires -> CapeTown -> NewYork -> Liverpool -> Casablanca");
path = new List <IPort>
{
buenosAires,
capeTown,
casablanca
};
ShowJourneyTimeInfo(journeyCalculator, path, "BuenosAires -> CapeTown -> Casablanca");
#endregion The Total Journey Time
#region Shortest Journey
Console.WriteLine();
Console.WriteLine("Find the shortest journey time for the following routes:");
Console.WriteLine();
Console.WriteLine("BuenosAires -> Liverpool:");
path = journeyCalculator.GetShortestJourney(buenosAires, liverpool);
if (path?.Count > 0)
{
path.ForEach(port => Console.WriteLine(port.Name));
}
else
{
Console.WriteLine(InvalidJourneyMessage);
}
Console.WriteLine();
Console.WriteLine("NewYork -> NewYork:");
path = journeyCalculator.GetShortestJourney(newYork, newYork);
if (path?.Count > 0)
{
path.ForEach(port => Console.WriteLine(port.Name));
}
else
{
Console.WriteLine(InvalidJourneyMessage);
}
#endregion Shortest Journey
#region The Number Of Routes
Console.WriteLine();
var routes = journeyCalculator.GetRoutesWithStopsLimit(liverpool, liverpool, null, 3);
Console.WriteLine($"The number of routes from Liverpool to Liverpool with a maximum number of 3 stops = {routes?.Count ?? 0}");
Console.WriteLine();
routes = journeyCalculator.GetRoutesWithStopsLimit(buenosAires, liverpool, 4, 4);
Console.WriteLine($"The number of routes from Buenos Aires to Liverpool where exactly 4 stops are made = {routes?.Count ?? 0}");
Console.WriteLine();
routes = journeyCalculator.GetRoutesWithTimeLimit(liverpool, liverpool, 25);
Console.WriteLine($"The number of routes from Liverpool to Liverpool where the journey time is less than or equal to 25 days = {routes?.Count ?? 0}");
#endregion The Number Of Routes
}
catch (Exception ex)
{
var showFullInformation = Properties.Settings.Default.ShowFullErrorInformation;
if (showFullInformation)
{
Console.Error.WriteLine(ex);
}
else
{
Console.Error.WriteLine(ex.Message);
}
}
Console.ReadKey(true);
}
