//move the X in 'direction'
public TileBoard moveTile(string direction)
{
TileNode[,] newBoard = new TileNode[5, 5];
//copy moves and board
for (int i = 0; i < 5; i++)
{
for (int j = 0; j < 5; j++)
{
newBoard[i, j] = new TileNode(myBoard[i, j].getValue(), myBoard[i, j].getMyPosition(), myBoard[i, j].getLocked());
}
}
List <string> newMove = new List <string>();
foreach (string s in myMoves)
{
newMove.Add(s);
}
int[] newXPos = new int[] { 0, 0 };
// build new XPos
switch (direction)
{
case "L":
newXPos[0] = xPosition[0];
newXPos[1] = xPosition[1] - 1;
break;
case "U":
newXPos[0] = xPosition[0] - 1;
newXPos[1] = xPosition[1];
break;
case "R":
newXPos[0] = xPosition[0];
newXPos[1] = xPosition[1] + 1;
break;
case "D":
newXPos[0] = xPosition[0] + 1;
newXPos[1] = xPosition[1];
break;
default:
break;
}
newBoard[newXPos[0], newXPos[1]].updateValue(25);
newBoard[xPosition[0], xPosition[1]].updateValue(myBoard[newXPos[0], newXPos[1]].getValue());
newMove.Add(direction.ToString());
TileBoard returnMe = new TileBoard(newBoard, myG + 1, newMove, newXPos, this);
returnMe.lockNodes();
return(returnMe);
}
public TileBoard(TileNode[,] board, int g, List <string> moveList, int[] startPosition, TileBoard parent)
{
myBoard = board;
myMoves = moveList;
myG = g;
xPosition = startPosition;
mDis = mDistance();
myF = g + mDis;
this.parent = parent;
}
public void PrintBoard(TileBoard b)
{
//Print the board state out
Console.WriteLine("Board State:");
for (int i = 0; i < 5; i++)
{
for (int j = 0; j < 5; j++)
{
Console.Write(b.getBoard()[i, j].getValue() + " ");
}
Console.Write("\n");
}
}
public bool compareBoards(TileBoard a, TileBoard b)
{
//could use a search algorithm here to speed it up?
bool match = true;
for (int i = 0; i < 5; i++)
{
for (int j = 0; j < 5; j++)
{
if (a.getBoard()[i, j].getValue() != b.getBoard()[i, j].getValue())
{
match = false;
break;
}
}
if (!match)
{
break;
}
}
return(match);
}
public List <TileBoard> getNeighbors(TileBoard board)
{
List <TileBoard> neighbors = new List <TileBoard>();
string lastMove = board.getLastMove();//prevent moving back and forth
if (lastMove != "U" & board.xPosition[0] != 4)
{
neighbors.Add(board.moveTile("D"));
}
if (lastMove != "L" & board.xPosition[1] != 4)
{
neighbors.Add(board.moveTile("R"));
}
int posx = board.xPosition[1];
int posy = board.xPosition[0];
if (lastMove != "D" & board.xPosition[0] != 0)
{
TileNode node = board.getBoard()[posx, posy - 1];
if (!node.isLocked())
{
neighbors.Add(board.moveTile("U"));
}
}
if (lastMove != "R" & board.xPosition[1] != 0)
{
TileNode node = board.getBoard()[posx - 1, posy];
if (!node.isLocked())
{
neighbors.Add(board.moveTile("L"));
}
}
return(neighbors);
}
public void run()
{
//Establish Driver
IWebDriver driver = new ChromeDriver("C:\\Users\\Austin\\source\\repos\\ConsoleApp1\\ConsoleApp1\\bin\\Debug");
driver.Navigate().GoToUrl("https://hack.ainfosec.com/");
Actions action = new Actions(driver);
position = new int[] { 0, 0 };
map = new List <TileBoard>();
scannedItems = new List <TileBoard>();
//try to enter a previously given ID number
driver.Manage().Timeouts().ImplicitWait = TimeSpan.FromSeconds(25);
IWebElement idBox = driver.FindElement(By.XPath("/html/body/site-nav/div/nav/div/div/ul/li[2]/div/div/button"));
idBox.Click();
driver.Manage().Timeouts().ImplicitWait = TimeSpan.FromSeconds(5);
idBox = driver.FindElement(By.XPath("/html/body/site-help-modal/div/div/div/div[2]/resume-session-form/div/input"));
System.Threading.Thread.Sleep(1000);
idBox.SendKeys("80d4a8eb-c553-4c47-9058-4bed9b594976");
System.Threading.Thread.Sleep(1000);
driver.FindElement(By.XPath("/html/body/site-help-modal/div/div/div/div[2]/resume-session-form/button")).Click();
System.Threading.Thread.Sleep(5000);//refresh page
driver.Navigate().Refresh();
//navigate to the tile exercise
driver.Manage().Timeouts().ImplicitWait = TimeSpan.FromSeconds(25);
IWebElement tileIcon = driver.FindElement(By.XPath("//challenge-list[@id='hackerchallenge-challenge-list']/div[3]/div/challenge-card[3]/div/div/div/div[2]/div/button"));
action.MoveToElement(tileIcon).Perform();
tileIcon.Click();
System.Threading.Thread.Sleep(250);
//retrieve the current board
IWebElement text = driver.FindElement(By.XPath("/html/body/div[3]/div[4]/challenge-list/div[3]/div/challenge-card[3]/challenge-modal/div/div/div/div[2]/div[1]/p[3]"));
string boardTextForm = text.Text.ToString();
TileNode[,] startBoard = new TileNode[5, 5];
Regex rx = new Regex(@"\d+|X");
MatchCollection m = rx.Matches(boardTextForm);
int i = 0;
int j = 0;
foreach (Match match in m)
{
if (match.Value != "X")
{
startBoard[i, j] = new TileNode(Int32.Parse(match.Value), new int[] { i, j }, false);
}
else
{
startBoard[i, j] = new TileNode(25, new int[] { i, j }, false);
position = new int[] { i, j };
}
j++;
if (j > 4)
{
i++;
j = 0;
}
}
//save the board we copied
TileBoard start = new TileBoard(startBoard, 0, new List <string>(), position, null);
map.Add(start);
PrintBoard(start);
TileBoard solution = A_star();
foreach (string move in solution.getMyMoves())
{
Console.Write(move);
}
//enter the correct combination of steps
do
{
try
{
//Click into the input field
foreach (string move in solution.getMyMoves())
{
IWebElement inputBox = driver.FindElement(By.XPath("/html/body/div[3]/div[4]/challenge-list/div[3]/div/challenge-card[3]/challenge-modal/div/div/div/div[2]/div[2]/div/input"));
IWebElement submit = driver.FindElement(By.XPath("/html/body/div[3]/div[4]/challenge-list/div[3]/div/challenge-card[3]/challenge-modal/div/div/div/div[3]/button"));
inputBox.Clear();
inputBox.SendKeys(move);
submit.Click();
System.Threading.Thread.Sleep(500);
}
}
catch (StaleElementReferenceException e)
{
Console.WriteLine("Stale Element.. Retrying");
}
catch (ElementNotInteractableException e)
{
Console.WriteLine("Element Not Interactable.. Retrying");
}
catch (WebDriverException e)
{
Console.WriteLine("WebDriverException.. Retrying");
}
}while (1 < 2);
}
public TileBoard A_star()
{
TileBoard goalBoard = null;
while (goalBoard == null)//run until we find a solution
{
//get the board with the smallest f //maybe try
TileBoard currentBoard = map[0];
int index = 0;
for (int i = 0; i < map.Count; i++)
{
if (map[i].myF < currentBoard.myF)
{
currentBoard = map[i];
index = i;
}
}
int mDis = currentBoard.mDis;
PrintBoard(currentBoard);
//System.Threading.Thread.Sleep(50);
Console.WriteLine(mDis);
//if this is the goalBoard, save it
if (mDis == 0)
{
goalBoard = currentBoard;
break;
}
//for each neighbor of current
map.RemoveAt(index);
List <TileBoard> neighbors = getNeighbors(currentBoard);
foreach (TileBoard n in neighbors)
{
//int lowestF = 1000;
//if (n.myF < lowestF)//try and speed up by looking at the best neighbors only
//{
//lowestF = n.myF;
bool inOpenList = false;
foreach (TileBoard open in map)
{
if (compareBoards(open, n))
{
inOpenList = true;
break;
}
}
if (inOpenList)
{
foreach (TileBoard o in map)
{
if (n.myG < o.myG & compareBoards(n, o))
{
o.setParent(n.getParent());
o.setMyMoves(n.getMyMoves());
o.myF = n.myF;
o.myG = n.myG;
}
}
}
else
{
bool inClosedList = false;
foreach (TileBoard closed in scannedItems)
{
if (compareBoards(closed, n))
{
inClosedList = true;
break;
}
}
if (!inClosedList)
{
map.Add(n);
}
}
}
scannedItems.Add(currentBoard);
}
return(goalBoard);
}
public void setParent(TileBoard tb)
{
parent = tb;
}
