public void AddPlayer(Player player)
{
if (CheckIfPlayerExists(player))
{
throw new InvalidOperationException("Player already exists for that team.");
}
this.players.Add(player);
}
private static void AddPlayerToTeam(string firstName, string lastName, DateTime bornDate, decimal salary, string teamName)
{
var team = teams.FirstOrDefault(t => t.Name == teamName);
var player = new Player(firstName, lastName, bornDate, salary, teamName);
}
private bool CheckIfPlayerExists(Player player)
{
return this.players.Any(p => p.FirstName == player.FirstName &&
p.LastName == player.LastName);
}