/// <summary>
/// Determines if the given state is the winning one.
/// </summary>
/// <param name="session">GameSession object</param>
/// <param name="field">Current click position</param>
/// <param name="state">Current state (player)</param>
/// <param name="size">Size of the grid</param>
/// <returns>
/// GridItemState.Empty if no winner has been found;
/// otherwise GridItemState.Player1 or GridItemState.Player1
/// </returns>
public static GridItemState GetWinningState(
GameSession session,
Field field,
GridItemState state,
int size)
{
// TODO: Determine whether the given state is the winning one
return GridItemState.Empty;
}
/// <summary>
/// Responses to a player move.
/// </summary>
/// <param name="gameId">Game ID</param>
/// <param name="currentPlayer">Current player index</param>
/// <param name="field">Current move</param>
public void SelectField(string gameId, int currentPlayer, Field field)
{
GameSession session = TicTacToeHelpers.GetGameSessionByGameId(Games, gameId);
GridItemState currentState;
if (currentPlayer == 0)
{
// Current turn: Player 1
// Switch to Player 2.
Clients[session.Player2Id].setOtherPlayerField(field);
// Set the current state.
currentState = GridItemState.Player1;
}
else
{
// Current turn: Player 2
// Switch to Player 1.
Clients[session.Player1Id].setOtherPlayerField(field);
// Set the current state.
currentState = GridItemState.Player2;
}
// Update the game grid.
session.Grid[field.x, field.y] = currentState;
// Determine if the current move yields the winning state.
GridItemState winningState =
TicTacToeHelpers.GetWinningState(session, field, currentState, Constants.SIZE);
if (winningState != GridItemState.Empty)
{
// We have a winner!
if (winningState == GridItemState.Player1)
{
// Player 1 won!
Clients[session.Player1Id].addMessage("You won!");
Clients[session.Player2Id].addMessage("Player 1 won :-(");
}
else
{
// Player 2 won!
Clients[session.Player2Id].addMessage("You won!");
Clients[session.Player1Id].addMessage("Player 2 won :-(");
}
Leave(gameId);
}
else
{
// No winner yet. Switch the turn.
SetTurn(session, currentPlayer == 0 ? 1 : 0);
}
}
