public static Alien AlienBuilder()
{
string name, color, good, input;
bool isGood = true;
long age, inAge;
Planet planet;
Console.WriteLine("Enter the name of the Alien: ");
input = Console.ReadLine();
if (input == "")
{
throw new Exception("The name must not be empty");
}
else
{
name = input;
}
Console.WriteLine("Enter the color of the Alien (Red, Green, Blue): ");
input = Console.ReadLine();
if (input == "" || input.ToLower() != "green" && input.ToLower() != "red" && input.ToLower() != "blue")
{
throw new Exception("The color must be Red, Green, or Blue.");
}
else
{
color = input.ToLower();
}
Console.WriteLine("Enter the age of the Alien: ");
inAge = long.Parse(Console.ReadLine());
if (inAge < 0)
{
throw new Exception("Age must not be a negative number");
}
else
{
age = inAge;
}
Console.WriteLine("Is the Alien good or bad? ");
good = Console.ReadLine();
if (good.ToLower() == "good")
{
isGood = true;
}
else if (good.ToLower() == "bad")
{
isGood = false;
}
Console.WriteLine("What planet is the Alien from: ");
input = Console.ReadLine();
planet = new Planet(input);
Alien alien = new Alien(name, color, age, isGood, planet);
Console.WriteLine(alien.ToString());
return(alien);
}
public static void Main(string[] args)
{
Console.WriteLine("Welcome to the Spaceship builder!");
Console.WriteLine("Enter the name of the spaceship: ");
string name = Console.ReadLine();
Console.WriteLine("Enter the capacity of the spaceship");
int capacity = int.Parse(Console.ReadLine());
Spaceship spaceship = new Spaceship(name, capacity);
int choice = 0;
while (choice != 7)
{
Console.WriteLine("1. Add an Alien");
Console.WriteLine("2. Get the number of Aliens in the spaceship");
Console.WriteLine("3. Find the oldest Alien");
Console.WriteLine("4. Find the oldest Alien of a color");
Console.WriteLine("5. Get the count of good Aliens");
Console.WriteLine("6. Get the count of bad Aliens");
Console.WriteLine("7. Quit");
choice = int.Parse(Console.ReadLine());
switch (choice)
{
case 1:
{
Alien alien = AlienBuilder();
spaceship.AddAlien(alien);
break;
}
case 2:
{
Console.WriteLine("There are " + spaceship.Count() + " Aliens in the spaceship.");
break;
}
case 3:
{
Alien oldest = spaceship.getOldest();
Console.WriteLine(oldest.ToString());
break;
}
case 4:
{
Console.WriteLine("Get the oldest of which color (Red, blue, green): ");
string ans = Console.ReadLine();
Alien oldestofColor = spaceship.getOldest(ans.ToLower());
Console.WriteLine(oldestofColor.ToString());
break;
}
case 5:
{
Console.WriteLine("The total number of good Aliens is: " + spaceship.getGood(true));
break;
}
case 6:
{
Console.WriteLine("The total number of bad Aliens is: " + spaceship.getGood(false));
break;
}
case 7:
{
System.Environment.Exit(0);
break;
}
}
}
}
