<?php

/**
 * Codebench — A benchmarking module.
 *
 * @package    Kohana/Codebench
 * @author     Kohana Team
 * @copyright  (c) 2009 Kohana Team
 * @license    https://kohana.top/license.html
 */
?>
<!DOCTYPE html>

<html lang="en">
    <head>

        <meta charset="utf-8" />
        <title><?php if ($class !== ''): ?>
                <?php echo $class, ' · ' ?>
            <?php endif; ?>Codebench</title>

        <style>
            /* General styles*/
            body { position:relative; margin:1em 2em; font:12px monaco,monospace; }
            h1 { font-size:24px; letter-spacing:-0.05em; }
            h2 { font-size:18px; letter-spacing:-0.1em; }
            input, code { font:inherit; }
            code { background:#e5e5e5; }
            caption { display:none; }

            /* Form */
            #runner { margin-bottom:2em; }
            #runner input[type="text"] { letter-spacing:-0.05em; }

            /* Expand/Collapse all */
            #toggle_all { position:absolute; top:0; right:0; margin:0; padding:0 4px; background:#000; font-size:18px; color:#fff; cursor:pointer; -moz-border-radius:2px; -webkit-border-radius:2px; }

            /* Benchmark main graphs */
            #bench { margin:2em 0; padding:0; list-style:none; }
            #bench > li { margin:6px 0; }
            #bench h2 { position:relative; margin:0; padding:2px; background:#ccc; border:1px solid #999; cursor:pointer; -moz-border-radius:3px; -webkit-border-radius:3px; }
            #bench h2 > span { display:block; min-width:1px; height:33px; background:#fff; -moz-border-radius:2px; -webkit-border-radius:2px; }
            #bench h2 .method { position:absolute; top:6px; left:8px; text-shadow:0 -1px 0 rgba(255,255,255,0.6); }
            #bench h2 .method:before { content:'▸ '; }
            #bench h2 .percent { position:absolute; top:6px; right:6px; padding:0 4px; background:#000; color:#fff; font-weight:normal; letter-spacing:0; -moz-border-radius:2px; -webkit-border-radius:2px; }
            #bench h2:hover .method { left:10px; }
            #bench h2.expanded { margin:12px 0 0; -moz-border-radius-bottomleft:0; -moz-border-radius-bottomright:0; -webkit-border-bottom-left-radius:0; -webkit-border-bottom-right-radius:0; }
            #bench h2.expanded .method:before { content:'▾ '; }

            /* Colorization of the bars */
            #bench .grade-A { background:#3f0; }
            #bench .grade-B { background:#fc0; }
            #bench .grade-C { background:#f90; }
            #bench .grade-D { background:#f60; }
            #bench .grade-E { background:#f30; }
            #bench .grade-F { background:#f00; }

            /* Benchmark details */
            #bench > li > div { display:none; margin:0 0 12px; padding:0 0 2px; background:#eee; border:1px solid #999; border-top:0; -moz-border-radius-bottomleft:3px; -moz-border-radius-bottomright:3px; -webkit-border-bottom-left-radius:3px; -webkit-border-bottom-right-radius:3px; }
            #bench > li > div table { width:100%; background:#eee; border-collapse:collapse; }
            #bench > li > div th { padding:6px; background:#ddd url(data:image/gif;base64,R0lGODlhAQASALMAAMfHx8TExM7Oztvb29jY2NbW1tPT09DQ0MrKygAAAAAAAAAAAAAAAAAAAAAAAAAAACH5BAAAAAAALAAAAAABABIAAAQNMAQAEBLiHGNKIcQwRAA7) repeat-x 0 1px; text-align:left; }
            #bench > li > div td { padding:6px; border-top:1px solid #ccc; vertical-align:top; }
            #bench .numeric { padding-left:18px; text-align:right; }
            #bench .numeric span { position:relative; display:block; height:16px; }
            #bench .numeric span span { position:absolute; top:0; right:0; min-width:1px; background:#ccc; -moz-border-radius:2px; -webkit-border-radius:2px; }
            #bench .numeric span span span { top:0; right:0; background:none; }
            #bench tbody tr:hover { background:#fff; }
            #bench tbody tr.highlight { background:#ffc; }

            /* Footer */
            #footer { margin-top:2em; padding-top:1em; border-top:1px solid #ccc; color:#999; }
            #footer a { color:inherit; }

            /* Misc text styles */
            .alert { padding:0 0.5em; background:#900; font-weight:normal; color:#fff; -moz-border-radius:3px; -webkit-border-radius:3px; }
            .quiet { color:#999; }
            .help { cursor:help; }
        </style>

        <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js"></script>
        <script>
            $(document).ready(function() {
                // Insert "Toggle All" button
                var expand_all_text = '▸ Expand all';
                var collapse_all_text = '▾ Collapse all';
                $('#bench').before('<p id="toggle_all">' + expand_all_text + '</p>');

                // Cache these selection operations
                var $runner = $('#runner');
                var $toggle_all = $('#toggle_all');
                var $bench_titles = $('#bench > li > h2');
                var $bench_rows = $('#bench > li > div > table > tbody > tr');

                // Runner form
                $(':input:first', $runner).focus();
                $runner.submit(function() {
                    $(':submit', this).attr('value', 'Running…').attr('disabled', 'disabled');
                    $('.alert', this).remove();
                });

                // Toggle details for all benchmarks
                $('#toggle_all').click(function() {
                    if ($(this).data('expanded')) {
                        $(this).data('expanded', false);
                        $(this).text(expand_all_text);
                        $bench_titles.removeClass('expanded').siblings().hide();
                    } else {
                        $(this).data('expanded', true);
                        $(this).text(collapse_all_text);
                        $bench_titles.addClass('expanded').siblings().show();
                    }
                });

<?php if (Kohana::$config->load('codebench')->expand_all) { ?>
                    // Expand all benchmark details by default
                    $toggle_all.click();
<?php } ?>

                // Toggle details for a single benchmark
                $bench_titles.click(function() {
                    $(this).toggleClass('expanded').siblings().toggle();

                    // Counts of bench titles
                    var total_bench_titles = $bench_titles.length;
                    var expanded_bench_titles = $bench_titles.filter('.expanded').length;

                    // If no benchmark details are expanded, change "Collapse all" to "Expand all"
                    if (expanded_bench_titles == 0 && $toggle_all.data('expanded')) {
                        $toggle_all.click();
                    }
                    // If all benchmark details are expanded, change "Expand all" to "Collapse all"
                    else if (expanded_bench_titles == total_bench_titles && !$toggle_all.data('expanded')) {
                        $toggle_all.click();
                    }
                });

                // Highlight clicked rows
                $bench_rows.click(function() {
                    $(this).toggleClass('highlight');
                    // Highlight doubleclicked rows globally
                }).dblclick(function() {
                    var nth_row = $(this).parent().children().index(this) + 1;
                    if ($(this).hasClass('highlight')) {
                        $bench_rows.filter(':nth-child(' + nth_row + ')').removeClass('highlight');
                    } else {
                        $bench_rows.filter(':nth-child(' + nth_row + ')').addClass('highlight');
                    }
                });
            });
        </script>

    </head>
    <body>

    <!--[if IE]><p class="alert">This page is not meant to be viewed in Internet Explorer. Get a better browser.</p><![endif]-->

        <form id="runner" method="post" action="<?php echo URL::site('codebench') ?>">
            <h1>
                <input name="class" type="text" value="<?php echo ($class !== '') ? $class : 'Bench_' ?>" size="25" title="Name of the Codebench library to run" />
                <input type="submit" value="Run" />
                <?php if (!empty($class)) { ?>
                    <?php if (empty($codebench)) { ?>
                        <strong class="alert">Library not found</strong>
                    <?php } elseif (empty($codebench['benchmarks'])) { ?>
                        <strong class="alert">No methods found to benchmark</strong>
                    <?php } ?>
                <?php } ?>
            </h1>
        </form>

        <?php if (!empty($codebench)) { ?>

            <?php if (empty($codebench['benchmarks'])) { ?>

                <p>
                    <strong>
                        Remember to prefix the methods you want to benchmark with “bench”.<br />
                        You might also want to overwrite <code>Codebench->method_filter()</code>.
                    </strong>
                </p>

            <?php } else { ?>

                <ul id="bench">
                    <?php foreach ($codebench['benchmarks'] as $method => $benchmark) { ?>
                        <li>

                            <h2 title="<?php printf('%01.6f', $benchmark['time']) ?>s">
                                <span class="grade-<?php echo $benchmark['grade']['time'] ?>" style="width:<?php echo $benchmark['percent']['slowest']['time'] ?>%">
                                    <span class="method"><?php echo $method ?></span>
                                    <span class="percent">+<?php echo (int) $benchmark['percent']['fastest']['time'] ?>%</span>
                                </span>
                            </h2>

                            <div>
                                <table>
                                    <caption>Benchmarks per subject for <?php echo $method ?></caption>
                                    <thead>
                                        <tr>
                                            <th style="width:50%">subject → return</th>
                                            <th class="numeric" style="width:25%" title="Total method memory"><?php echo Text::bytes($benchmark['memory'], 'MB', '%01.6f%s') ?></th>
                                            <th class="numeric" style="width:25%" title="Total method time"><?php printf('%01.6f', $benchmark['time']) ?>s</th>
                                        </tr>
                                    </thead>
                                    <tbody>

                                        <?php foreach ($benchmark['subjects'] as $subject_key => $subject) { ?>
                                            <tr>
                                                <td>
                                                    <strong class="help" title="(<?php echo gettype($codebench['subjects'][$subject_key]) ?>) <?php echo HTML::chars(var_export($codebench['subjects'][$subject_key], true)) ?>">
                                                        [<?php echo HTML::chars($subject_key) ?>] →
                                                    </strong>
                                                    <span class="quiet">(<?php echo gettype($subject['return']) ?>)</span>
                                                    <?php echo HTML::chars(var_export($subject['return'], true)) ?>
                                                </td>
                                                <td class="numeric">
                                                    <span title="+<?php echo (int) $subject['percent']['fastest']['memory'] ?>% memory">
                                                        <span style="width:<?php echo $subject['percent']['slowest']['memory'] ?>%">
                                                            <span><?php echo Text::bytes($subject['memory'], 'MB', '%01.6f%s') ?></span>
                                                        </span>
                                                    </span>
                                                </td>
                                                <td class="numeric">
                                                    <span title="+<?php echo (int) $subject['percent']['fastest']['time'] ?>% time">
                                                        <span style="width:<?php echo $subject['percent']['slowest']['time'] ?>%">
                                                            <span><?php printf('%01.6f', $subject['time']) ?>s</span>
                                                        </span>
                                                    </span>
                                                </td>
                                            </tr>
                                        <?php } ?>

                                    </tbody>
                                </table>
                            </div>

                        </li>
                    <?php } ?>
                </ul>

            <?php } ?>

            <?php if (!empty($codebench['description'])) { ?>
                <?php echo Text::auto_p(Text::auto_link($codebench['description']), false) ?>
            <?php } ?>

            <?php // echo '<h2>Raw output:</h2>', Debug::vars($codebench)  ?>

        <?php } ?>

        <p id="footer">
            Page executed in <strong><?php echo round(microtime(true) - KOHANA_START_TIME, 2) ?>&nbsp;s</strong>
            using <strong><?php echo Text::widont(Text::bytes(memory_get_usage(), 'MB')) ?></strong> of memory.<br />
            <a href="http://github.com/kohana/codebench">Codebench</a>, a <a href="https://kohana.top/">Kohana</a> module
            by <a href="http://www.geertdedeckere.be/article/introducing-codebench">Geert De Deckere</a>.
        </p>

    </body>
</html>
