public Grid Play(Grid currentState, Move move)
{
//0-Game already finished, no more move
if (currentState.CurrentMessage.Id == (int)ClassicMessage.GameFinished)
{
return currentState;
}
//1-Not Your turn
if (move.PlayerNumber != currentState.NextPlayerToPlay)
{
currentState.CurrentMessage = Message.GetMessage(ClassicMessage.NotYourTurn);
return currentState;
}
var choosenX = move.Positions[0].Coord.x;
var indice = maxPawnInColumns - currentState.PawnLocations.Where(o => o.Coord.x == choosenX).Count();
//2-Column full
if (indice == 0)
{
currentState.CurrentMessage = Message.GetMessage(ConnectFourMessage.ColumnFull);
return currentState;
}
//3-Case Ok,
var PawnToAdd = new Pawn(move.PlayerNumber == 1 ? "R" : "Y", choosenX, indice);
currentState.PawnLocations.Add(PawnToAdd);
currentState.LastMove = move;
if (IsFinished(currentState, PawnToAdd))
{
//3-1 Case Ok + finished
currentState.NextPlayerToPlay = 0;
currentState.CurrentMessage = Message.GetMessage(ClassicMessage.GameFinished);
}
else
{
//3-1 Case Ok + Not finished
currentState.NextPlayerToPlay = (currentState.NextPlayerToPlay == 1) ? 2 : 1;
currentState.CurrentMessage = Message.GetMessage((currentState.NextPlayerToPlay == 2) ? ConnectFourMessage.J2 : ConnectFourMessage.J1);
}
return currentState;
}
public Grid Play(Grid currentState, Move move)
{
//0-Game already finished, no more move
if (currentState.CurrentMessage.Id == (int)ClassicMessage.GameFinished)
{
return currentState;
}
//1-Not Your turn
if (move.PlayerNumber != currentState.NextPlayerToPlay)
{
currentState.CurrentMessage = Message.GetMessage(ClassicMessage.NotYourTurn);
return currentState;
}
var choosenX = move.Positions[0].Coord.x;
var choosenY = move.Positions[0].Coord.y;
//2-Case already taken
if (currentState.PawnLocations.Where(o => o.Coord.x == choosenX && o.Coord.y == choosenY).Any())
{
currentState.CurrentMessage = Message.GetMessage(ClassicMessage.NotEmptyPosition);
return currentState;
}
//3-Case Ok,
var PawnToAdd = new Pawn(move.PlayerNumber == 1 ? "B" : "W", choosenX, choosenY);
currentState.PawnLocations.Add(PawnToAdd);
currentState.LastMove = move;
if (IsFinished(currentState, PawnToAdd))
{
//3-1 Case Ok + finished
currentState.NextPlayerToPlay = 0;
currentState.CurrentMessage = Message.GetMessage(ClassicMessage.GameFinished);
}
else
{
//3-1 Case Ok + Not finished
currentState.NextPlayerToPlay = (currentState.NextPlayerToPlay == 1) ? 2 : 1;
currentState.CurrentMessage = Message.GetMessage((currentState.NextPlayerToPlay == 2) ? MorpionMessage.J2 : MorpionMessage.J1);
}
return currentState;
}
private bool IsFinished(Grid currentState, Pawn pawnToAdd)
{
var allPawns = currentState.PawnLocations;
for (int x = -1; x < 2; x++)
{
for (int y = -1; y < 2; y++)
{
if (x == 0 && y == 0)
{
//We have to do a move at least
continue;
}
int newx, newy;
for (int i = 1; i < 4; i++)
{
newx = pawnToAdd.Coord.x + i*x;
newy = pawnToAdd.Coord.y + i*y;
if (!isLocationCorrect(newx, newy))
{
break;
}
var currentPawn = allPawns.Where(o => o.Coord.x == newx && o.Coord.y == newy).FirstOrDefault();
if (currentPawn == null || currentPawn.Name != pawnToAdd.Name) { break; }
if (i == 3)
{
return true;
}
}
}
}
return false;
}
private bool IsFinished(Grid currentState, Pawn newPawn)
{
bool ligneFull = currentState.PawnLocations.Where(o => o.Coord.y == newPawn.Coord.y && o.Name == newPawn.Name).Count() == 3;
bool colonneFull = currentState.PawnLocations.Where(o => o.Coord.x == newPawn.Coord.x && o.Name == newPawn.Name).Count() == 3;
bool firstDiag = currentState.PawnLocations.Where(o => o.Coord.IsInFirstDiag() && o.Name == newPawn.Name).Count() == 3;
bool secondDiag = currentState.PawnLocations.Where(o => o.Coord.IsInSecondDiag() && o.Name == newPawn.Name).Count() == 3;
return ligneFull || colonneFull || firstDiag || secondDiag;
}
