Rvrsit simple AI

gistfile1.js

nextMove      : function() {
    var me              = this,
        app             = Rvrsit.app,
        currentTurn     = me.turn,
        computerColor   = me.computerColor,
        nextMoves       = me.findNextMoves(currentTurn),
        nextMoveIndex   = -1,
        numVisibleChips = Object.keys(me.visChips).length,
        nextMove;

    if (nextMoves.length < 1) {
        // are all chips visible?
        if (numVisibleChips == me.boardSize) {
            // if so, calc score  & end game!
            me.halt = true;
            Rvrsit.app.fireEvent('endgame', this, this.getScore());
            return;
        }
        else /*if(currentTurn != computerColor)*/ {
            // Count the chips.  Are all black or white?
            var score = me.getScore();
            // if so, end game
            if (score.white == 0 || score.black == 0) {
                app.fireEvent('winner', this, currentTurn, score[currentTurn]);
                me.halt = true;
                return;
            }
            app.fireEvent('nomoves', this, currentTurn);
        }

    }

    if (me.halt) {
        return;
    }

    if (currentTurn != computerColor || this.mode != 'single') {
        return;
    }

    // hard
    var moveIdx = 0,
        flattenedStack,
        potentialMove,
        moveCount = 0;

    for (; moveIdx < nextMoves.length; moveIdx++) {
        potentialMove = nextMoves[moveIdx];
        flattenedStack = me.flattenChipStacks(potentialMove.stacks);
        if (flattenedStack.length > moveCount) {
            nextMove = potentialMove;
        }
    }

    if (!nextMove) {
        return;
    }

    me.swapTurn();

    var chipsToFlip = me.flattenChipStacks(nextMove.stacks);

    nextMove.chip.startFlip(currentTurn);
    nextMove.chip.processChipStacks(currentTurn, chipsToFlip);


    // debug stuff
    var chipItemIds = [];

    Ext.each(chipsToFlip, function(chip, index) {
        chipItemIds[index] = chip.itemId;
    });

    Rvrsit.app.fireEvent('chipFlips', {
        turnColor   : currentTurn,
        chipItemIds : chipItemIds
    });
},