<?php

use Bookshop\Util;
use Data\DataManager;

$title = isset($_REQUEST['title']) ? $_REQUEST['title'] : null;
$offset = isset($_REQUEST['offset']) ? $_REQUEST['offset'] : 0;
$epp = isset($_REQUEST['epp']) ? $_REQUEST['epp'] : 4;  // epp … entries per page

$page = isset($title) ? DataManager::getBooksForSearchCriteriaWithPaging($title, $offset, $epp) : null;

require_once('views/partials/header.php');
?>

<div class="page-header">
    <form class="form-horizontal" action="index.php" method="get">
        <input type="hidden" name="view" value="<?php echo $view; ?>" />
        <div class="input-group">
            <input type="text" class="form-control" id="title" name="title" placeholder="Search books by title..." value="<?php print htmlentities($title); ?>">
            <div class="input-group-btn">
                <button type="submit" class="btn btn-default">Search</button>
            </div>
        </div>

    </form>
</div>


<?php if (isset($page)): ?>

  <h3>Search Result</h3>

  <?php if (sizeof($page->getResult()) > 0) : ?>

    <p>
      Displaying results <?php echo Util::escape($page->getPositionOfFirst()); ?> to <?php echo Util::escape($page->getPositionOfLast()); ?> of <?php echo Util::escape($page->getTotalCount()); ?>.
    </p>

    <?php
    $books = $page->getResult();
    require('views/partials/booklist.php');
    ?>

    <p>
      <?php
      $p = 0;
      $i = 0;
      while ($i < $page->getTotalCount()) :
        ?>
        <a href="?view=search&title=<?php echo rawurlencode($title); ?>&offset=<?php echo rawurlencode($i); ?>&epp=<?php echo rawurlencode($epp); ?>"><?php echo Util::escape(++$p); ?></a>
        <?php
        $i += $epp;
      endwhile;
      ?>
    </p>

  <?php else : ?>
    <p>No matching books found.</p>
  <?php endif; ?>

<?php endif; ?>

<?php require_once('views/partials/footer.php');