public void SetConnections(List <Country> allCountries)
{
// If we haven't set the list of connected countries based on the IDs
// from the database, we do that here
if (Connections == null || CountryConnections.Count != Connections.Count)
{
List <ulong> ids = CountryConnections.Select(a => a.CountryOneID).Concat(
CountryConnections.Select(a => a.CountryTwoID).ToList())
.Where(a => a != this.Id).ToList();
Connections = allCountries.Where(a => ids.Contains(a.Id)).ToList();
}
}
public void AddConnections(List <Country> countries)
{
// Allows us to add a list of countries, and also have them
// be added to the Entity Model relevant data structures
Connections = countries;
foreach (Country country in countries)
{
CountryConnection conn = new CountryConnection();
conn.CountryOneID = this.Id;
conn.CountryTwoID = country.Id;
CountryConnections.Add(conn);
}
}