static void Main(string[] args)
{
String a1 = "lx20,r32,d1,u12";
String a2 = "22,r3,d11,u32";
String a3 = "l10,r22,14,u11";
String a4 = "x2z,r32,d1,u12";
String a5 = "l24,r35,dx11y,u16";
String a6 = "l20,rr32,d1,u12";
String a7 = "lx20,r32,d1,tu12";
List <String> commands = new List <String>
{
a1, a2, a3, a4, a5, a6, a7
};
List <BadCommand> badCommands = new List <BadCommand>();
foreach (String s in commands)
{
Parser parser = new Parser(s);
List <Command> command = parser.parseCommand();
if (!parser.badCmd)
{
foreach (Command a in command)
{
Console.WriteLine(a.ToString());
}
}
else
{
BadCommand bc = new BadCommand(s, "Invalid Command");
badCommands.Add(bc);
}
}
Console.WriteLine();
Console.WriteLine("Press enter to see bad commands!");
Console.ReadLine();
foreach (BadCommand bc in badCommands)
{
Console.WriteLine(bc.ToString());
}
Console.ReadLine();
}
public List <Command> parseCommandString()
{
List <Command> listOfCommands = new List <Command>();
bool badcmd = false;
var charsToRemove = new string[] { "(", ")", " ", "." };
foreach (var c in charsToRemove)
{
StringToParse = StringToParse.Replace(c, string.Empty);
}
string[] separatedCommands = StringToParse.Split(',');
//
for (int i = 0; i < separatedCommands.Length; i++)
{
StringBuilder sb = new StringBuilder();
string dir = null;
badcmd = false;
for (int j = 0; j < separatedCommands[i].Length; j++)
{
if (Char.IsLetter(separatedCommands[i][j]) && j == 0)
{
if (separatedCommands[i][j] == 'l')
{
dir = "left";
}
else if (separatedCommands[i][j] == 'r')
{
dir = "right";
}
else if (separatedCommands[i][j] == 'u')
{
dir = "up";
}
else if (separatedCommands[i][j] == 'd')
{
dir = "down";
}
else
{
BadCommand bc = new BadCommand(separatedCommands[i], "Invalid command for direction");
//ListOfInvalidCommands.Add(separatedCommands[i]);
Console.WriteLine(bc.ToString());
badcmd = true;
break;
}
}
else if (Char.IsNumber(separatedCommands[i][j]) && j > 0)
{
sb.Append(separatedCommands[i][j]);
}
else
{
BadCommand bc = new BadCommand(separatedCommands[i], "Invalid distance");
//ListOfInvalidCommands.Add(separatedCommands[i]);
Console.WriteLine(bc.ToString());
badcmd = true;
break;
}
}
if (!badcmd)
{
int dis = Int32.Parse(sb.ToString());
Command com = new Command(dir, dis);
listOfCommands.Add(com);
}
}
////
//foreach (var substring in separatedCommands) {
// string dir = substring[0].ToString();
// int dis = Int32.Parse(substring.Substring(1));
// if (dir.Equals("l"))
// dir = "left";
// else if (dir.Equals("r"))
// dir = "right";
// else if (dir.Equals("u"))
// dir = "up";
// else if (dir.Equals("d"))
// dir = "down";
// else {
// badCommand = true;
// }
// Command com = new Command(dir, dis);
// listOfCommands.Add(com);
//}
return(listOfCommands);
}
