<?

enforce_login();
session_start();

if(!check_perms('site_play_blackjack')) error(403);

show_header('Blackjack','');

if(!isset($_SESSION['betAmount'])) {
    $BetAmount = false;
} else $BetAmount = $_SESSION['betAmount'];

if(isset($_POST['setBet'])) {
    $_SESSION['betAmount'] = $_POST['submit'];
    $BetAmount = $_POST['submit'];
}

/* First, we have the suits */

$suits = array (
    "s", "h", "c", "d"
);

/* Next, we declare the faces*/

$faces = array (
    "2"=>2, "3"=>3, "4"=>4, "5"=>5, "6"=>6, "7"=>7, "8"=>8,
    "9"=>9, "10"=>10, "11"=>10, "12"=>10, "13"=>10, "14"=>11
);


// INI. some vars
$bust = false;
$dealerBust = false;
$gameEnd = false;

function evaluateHand($hand) {
    global $faces;
    $value = 0;
    foreach ($hand as $card) {
        if ($value > 11 && $card['face'] == '14') {
            // There's a bug here.  If you draw Ace-Five-Ace-Ten, it thinks you have 27.
            // Have a go at fixing that bug.  Email me if you have problems. - DPO
            $value = $value + 1;
        } else {
            $value = intval($value) + intval($faces[$card['face']]);
        }
    }
    return $value;
}

/* Now build the deck by combining the faces and suits. */

$deck = array();

foreach ($suits as $suit) {
    $keys = array_keys($faces);
    foreach ($keys as $face) {
        $deck[] = array('face'=>$face,'suit'=>$suit);
    }
}

/* Next, you can shuffle up the deck and pull a random card. */

shuffle($deck);

$hand = array();

?>

<div class='thin'>
    <h2>Blackjack</h2>

    <div class="head center"> Disclaimer </div>
    <div class="box pad">
        <b>NOTE:</b><br/>
        N&aring;r du loader Den enarmede Tyvekn&aelig;gt, s&aring; laver den en cacheudgave af dine Bones. N&aring;r siden forlades eller lukkes ned, opdateres de. Ikke f&oslash;r. UnderDawgs.biz har INTET ansvar for evt. tab af Bones ved brug af dette script!!!<br>
        Bet er antal Bones du byder pr. spil.
    </div>


    <div class='head center'>Blackjack</div>
    <div class='box pad'>


        <a name='game'></a>

        <?
        if($BetAmount != false) {
            if (empty($_POST['runGame'])) {
                for ($i = 0; $i < 2; $i++) {
                    $hand[] = array_shift($deck);
                    $dealer[] = array_shift($deck);
                }

                $handstr = serialize($hand);
                $deckstr= serialize($deck);
                $dealerstr= serialize($dealer);
            } else if ($_POST['submit'] == 'stay') {
                $dealer = unserialize($_POST['dealerstr']);
                $hand = unserialize($_POST['handstr']);
                $deck = unserialize($_POST['deckstr']);
                while(evaluateHand($dealer) < 17) {
                    $dealer[] = array_shift($deck);
                }

                if(evaluateHand($dealer) > 21) $dealerBust = true;
                if(evaluateHand($hand) > 21) $bust = true;
                $gameEnd = true;

                if(!$dealerBust) echo "Dealer hit " . evaluateHand($dealer) . "<br />"; else echo "Dealer Busted<br/>";
                if(!$bust) echo "You hit " . evaluateHand($hand) . "<br /><br/>"; else echo "You Busted<br/><br/>";


                $handstr = $_POST['handstr'];
                $dealerstr = serialize($dealer);
                $deckstr= serialize($deck);
            } else if ($_POST['submit'] == 'hit me') {
                $dealer = unserialize($_POST['dealerstr']);
                $hand = unserialize($_POST['handstr']);
                $deck = unserialize($_POST['deckstr']);
                $hand[] = array_shift($deck);
                $dealerstr = $_POST['dealerstr'];
                $handstr = serialize($hand);
                $deckstr= serialize($deck);
            }
            ?>

            <form method='post' action='?action=blackjack#game'>
                <input type='hidden' name='runGame' value='true'>
                <input type='hidden' name='checksum' value='<?php echo $checksum ?>'>
            <input type='hidden' name='handstr' value = '<?php echo $handstr ?>' />
            <input type='hidden' name='deckstr' value = '<?php echo $deckstr ?>' />
            <input type='hidden' name='dealerstr' value = '<?php echo $dealerstr ?>' />
            <?php

            foreach ($hand as $index =>$card) {
                echo "<img src='/static/common/bj_cards/". $card['suit'] . $card['face'] .".gif' />";
            }

            if(evaluateHand($hand) > 21) $bust = true;

            if(!$bust) {
            ?>
            <p>You have : <?php echo evaluateHand($hand); ?></p>
            <?php } else echo "<p>You Busted</p>"; ?>
            <p>
                <?php if(!$gameEnd) { ?>
                    Dealer is showing:<br/>
                    <?php echo "<img src='/static/common/bj_cards/". $dealer[0]['suit'] . $dealer[0]['face'] .".gif' />"; ?><img src='/static/common/bj_cards/back.gif' />
                <?php } else {

                    foreach ($dealer as $index =>$card) {
                     echo "<img src='/static/common/bj_cards/". $card['suit'] . $card['face'] .".gif' />";
                    }

                } ?>
            </p>

            <?php

            if($bust) $gameEnd = true;
            if($dealerBust) $gameEnd = true;

            if(!$gameEnd) {
            ?>

                <input type='submit' name='submit' value='hit me' />
                <input type='submit' name='submit' value='stay' /><br/>
                </form>

                <?php
            } else {
                $_SESSION['betAmount'] = false;
                $player = evaluateHand($hand);
                $dealer = evaluateHand($dealer);

                if(!$bust) {
                    if(!$dealerBust) {
                        if($player > $dealer) $win = 'player'; else $win = 'dealer';
                    } else $win = 'player';
                } else $win = 'dealer';

                if($win == 'player') {
                    echo "You Win!";
                } elseif($win == 'dealer') {
                    echo "You Loose!";
                } else echo "ERROR";

                echo " <a href='bonus.php?action=blackjack'>Prøv Igen?</a>";
            }
        } else {
            ?>
            Choose your bets:

            <form method='post'>
                <input type='hidden' name='setBet' value='true'>
                <input type='submit' name='submit' value='10'>
                <input type='submit' name='submit' value='50'>
                <input type='submit' name='submit' value='100'>
                Bones
            </form>
            <?
        }
        ?>

    </div>

</div>

<?
show_footer();
?>