/// <summary>
/// Auxiliary method that controls if the LegEntity is null
/// </summary>
/// <param name="leg"></param>
public static void CheckLegEntity(LegEntity leg)
{
if (leg == null)
{
throw new NonexistentObjectException($"Leg is null");
}
}
/// <summary>
/// Creates an ILeg which connects two cities.
/// </summary>
/// <param name="from"></param>
/// <param name="to"></param>
/// <param name="cost"></param>
/// <param name="distance"></param>
/// <param name="transportType"></param>
/// <returns></returns>
public int CreateLeg(string from, string to, int cost, int distance, TransportType transportType)
{
CheckLeg(from, to, cost, distance, transportType);
using (var c = new TravelCompanyContext(_tcConnectionstring))
{
var legtoAdd = new LegEntity()
{
From = from,
To = to,
Cost = cost,
Distance = distance,
Type = transportType
};
c.Legs.Add(legtoAdd);
c.SaveChanges();
return(legtoAdd.Id);
}
}
