/// <summary>
/// Deliver a present to the House.
/// </summary>
/// <param name="house"></param>
private static void DeliverPresent(House house)
{
house.Presents++;
int numPresents = house.Presents;
Console.WriteLine(
$" {numPresents} present{(numPresents == 1 ? "" : "s")} delivered to house.");
}
/// <summary>
/// Move Santa to next position based on character.
/// </summary>
/// <param name="house">The House that Santa has just delivered a present to</param>
/// <param name="direction">The direction Santa needs to go</param>
/// <param name="santaNumber">Indictaes if Santa or RoboSanta is delivering presents</param>
/// <returns>Index of next house.</returns>
private static int Move(House house, char direction, int santaNumber)
{
int x = house.X;
int y = house.Y;
string point;
switch (direction)
{
case '^':
y++;
point = "North";
break;
case 'v':
y--;
point = "South";
break;
case '>':
x++;
point = "East";
break;
case '<':
default:
x--;
point = "West";
break;
}
Console.Write($"{(santaNumber%2==0?"Santa":"RoboSanta")} moves {point} to {x}/{y}");
int index = Houses.FindIndex(h => h.X == x && h.Y == y);
if (index == -1)
{
House newHouse = new House(x, y);
Houses.Add(newHouse);
index = Houses.IndexOf(newHouse);
Console.Write(" (New house)");
}
Console.Write(".");
return index;
}