<?

function judges_scheduler_check_timeslots()
{
	global $config, $pdo;

	$q = $pdo->prepare('SELECT * FROM judges_timeslots WHERE '
		. " year=?"
		. " AND `type`='divisional1'");
	$q->execute([$config['FAIRYEAR']]);
	if ($q->rowCount()) {
		$round = $q->fetch(PDO::FETCH_OBJ);
		$q = $pdo->prepare("SELECT * FROM judges_timeslots WHERE round_id=? AND type='timeslot'");
		$q->execute([$round->id]);
		return $q->rowCount();
	} else
		return 0;
}

function judges_scheduler_check_timeslots_sa()
{
	global $config, $pdo;
	$rows = 0;

	$q = $pdo->prepare('SELECT * FROM judges_timeslots WHERE '
		. " year=?"
		. " AND `type`='special'");
	$q->execute([$config['FAIRYEAR']]);
	if ($q->rowCount()) {
		while (($round = $q->fetch(PDO::FETCH_OBJ))) {
			$rq = $pdo->prepare("SELECT * FROM judges_timeslots WHERE round_id=? AND type='timeslot'");
			$rq->execute([$round->id]);
			$rows += $rq->rowCount();
		}
	}
	return $rows;
}

function judges_scheduler_check_awards()
{
	global $config, $pdo;

	$q = $pdo->prepare("SELECT * FROM projectdivisions WHERE year=? ORDER BY id");
	$q->execute([$config['FAIRYEAR']]);
	while ($r = $q->fetch(PDO::FETCH_OBJ))
		$div[$r->id] = $r->division;

	$q = $pdo->prepare("SELECT * FROM projectcategories WHERE year=? ORDER BY id");
	$q->execute([$config['FAIRYEAR']]);
	while ($r = $q->fetch(PDO::FETCH_OBJ))
		$cat[$r->id] = $r->category;

	$dkeys = array_keys($div);
	$ckeys = array_keys($cat);

	if ($config['filterdivisionbycategory'] == 'yes') {
		$q = $pdo->prepare("SELECT * FROM projectcategoriesdivisions_link WHERE year=? ORDER BY projectdivisions_id,projectcategories_id");
		$q->execute([$config['FAIRYEAR']]);
		$divcat = array();
		while ($r = $q->fetch(PDO::FETCH_OBJ)) {
			$divcat[] = array('c' => $r->projectcategories_id, 'd' => $r->projectdivisions_id);
		}
	} else {
		$divcat = array();
		foreach ($dkeys AS $d) {
			foreach ($ckeys AS $c) {
				$divcat[] = array('c' => $c, 'd' => $d);
			}
		}
	}

	$missing_awards = array();
	foreach ($divcat AS $dc) {
		$d = $dc['d'];
		$c = $dc['c'];
		$q = $pdo->prepare("SELECT award_awards.id FROM 
							award_awards,
							award_awards_projectcategories,
							award_awards_projectdivisions
						WHERE 
							award_awards.year=?
							AND award_awards_projectcategories.year=?
							AND award_awards_projectdivisions.year=?
							AND award_awards.id=award_awards_projectcategories.award_awards_id
							AND award_awards.id=award_awards_projectdivisions.award_awards_id
							AND award_awards_projectcategories.projectcategories_id=?
							AND award_awards_projectdivisions.projectdivisions_id=?
							AND award_awards.award_types_id='1'
						");
		$q->execute([$config['FAIRYEAR'],$config['FAIRYEAR'],$config['FAIRYEAR'],$c,$d]);
		show_pdo_errors_if_any($pdo);
		if ($q->rowCount() != 1) {
			$missing_awards[] = "{$cat[$c]} - {$div[$d]} (" . i18n('%1 found', array($q->rowCount())) . ')';
		}
	}
	return $missing_awards;
}

function judges_scheduler_check_jdivs()
{
	global $config, $pdo;

	$q = $pdo->prepare('SELECT DISTINCT jdiv_id FROM judges_jdiv ');
	$q->execute();
	$rows = $q->rowCount();

	return $rows;
}

function judges_scheduler_check_judges()
{
	global $config, $pdo;
	$ok = 1;

	$jdiv = array();
	$projectlanguagetotal = array();
	$projecttotal = 0;

	$q = $pdo->prepare('SELECT * FROM judges_jdiv ORDER BY jdiv_id');
	$q->execute();
	while ($r = $q->fetch(PDO::FETCH_OBJ)) {
		/* Ignore any div/cat with jdiv 0 */
		if ($r->jdiv_id == 0)
			continue;

		$d = $r->projectdivisions_id;
		$c = $r->projectcategories_id;
		$l = $r->lang;

		$qp = $pdo->prepare('SELECT COUNT(projects.id) as cnt FROM projects, registrations WHERE '
			. " projects.year=? AND "
			. " projectdivisions_id=? AND "
			. " projectcategories_id=? AND "
			. " language=? AND "
			. ' registrations.id = projects.registrations_id '
			. getJudgingEligibilityCode());
		$qp->execute([$config['FAIRYEAR'],$d,$c,$l]);
		$qr = $qp->fetch(PDO::FETCH_OBJ);

		// if (get_value_from_3d_array($jdiv, $r->jdiv_id, 'num_projects', 'total') !== null){
		$jdiv[$r->jdiv_id]['num_projects']['total'] += $qr->cnt;
		// }

		$jdiv[$r->jdiv_id]['num_projects'][$l] += $qr->cnt;

		$projectlanguagetotal[$l] += $qr->cnt;
		$projecttotal += $qr->cnt;
	}

	$totalteams['total'] = 0;
	echo '<table border=1 width="85%"><tr><th></th>'
		. '<th colspan="' . (count($config['languages']) + 1) . '">' . i18n('Projects') . '</th>'
		. '<th colspan="' . (count($config['languages']) + 1) . '">' . i18n('Estimated Required Teams') . '</th></tr>';

	echo '<tr>';
	echo '<th></th><th>' . i18n('Total') . '</th>';
	foreach ($config['languages'] AS $lkey => $lname)
		echo "<th>$lkey</th>";
	echo '<th>' . i18n('Total') . '</th>';
	foreach ($config['languages'] AS $lkey => $lname)
		echo "<th>$lkey</th>";
	echo "</tr>\n";

	foreach ($jdiv AS $jdiv_id => $jd) {
		$c = $jd['num_projects']['total'];

		// total judge teams calculation
		$t['total'] = ceil($c / $config['max_projects_per_team'] * $config['times_judged']);
		if ($t['total'] < $config['times_judged'] && $c > 0)
			$t['total'] = $config['times_judged'];
		$jdiv[$jdiv_id]['num_jteams']['total'] = $t['total'];
		$totalteams['total'] += $t['total'];
		// language teams calculation
		foreach ($config['languages'] AS $lkey => $lname) {
			$c = $jd['num_projects'][$lkey];
			$t['total_' . $lkey] = ceil($c / $config['max_projects_per_team'] * $config['times_judged']);
			if ($t['total_' . $lkey] < $config['times_judged'] && $c > 0)
				$t['total_' . $lkey] = $config['times_judged'];
			$jdiv[$jdiv_id]['num_jteams']['total_' . $lkey] = $t['total_' . $lkey];
			$totalteams['total_' . $lkey] += $t['total_' . $lkey];
		}

		echo "<tr><td>Judging Division Group $jdiv_id</td>";
		echo "<td align=\"center\">{$jd['num_projects']['total']}</td>";
		$langstr = '';
		foreach ($config['languages'] AS $lkey => $lname) {
			$clang = ($jd['num_projects'][$lkey] ? $jd['num_projects'][$lkey] : 0);
			echo "<td align=\"center\">$clang</td>";
		}
		echo "<td align=\"center\">{$t['total']}</td>";
		foreach ($config['languages'] AS $lkey => $lname) {
			$clang = ($jd['num_projects'][$lkey] ? $jd['num_projects'][$lkey] : 0);
			// echo "<td align=\"center\">{$t['total']}</td>";
			echo "<td align=\"center\">{$t['total_' . $lkey]}</td>";
		}

		echo '</tr>';
	}
	echo '</table>';

	echo '<br />';
	echo '<b>';
	echo i18n('Total judging teams required: %1', array($totalteams['total']));
	echo '<br />';
	echo '<br />';
	$minjudges['total'] = ($totalteams['total'] * $config['min_judges_per_team']);
	$maxjudges['total'] = ($totalteams['total'] * $config['max_judges_per_team']);
	echo i18n('Minimum number of judges required: %1', array($minjudges['total'])) . '<br />';

	foreach ($config['languages'] AS $lkey => $lname) {
		if ($minjudges['total'] && $projecttotal)
			$minjudges[$lkey] = round($totalteams['total_' . $lkey] * $config['min_judges_per_team']);  // $projectlanguagetotal[$lkey]/$projecttotal*$minjudges['total']);
		else
			$minjudges[$lkey] = 0;

		echo '&nbsp;&nbsp; ' . i18n('Minimum number of %1 judges required: %2', array($lname, $minjudges[$lkey])) . '<br />';
	}

	echo i18n('Maximum number of judges needed: %1', array($maxjudges['total']));
	echo '<br />';
	echo '<br />';

	/*	$jq=mysql_query("SELECT COUNT(judges.id) AS num FROM judges,judges_years WHERE complete='yes' AND deleted='no' AND judges_years.year='{$config['FAIRYEAR']}' AND judges_years.judges_id=judges.id");
		$jr=mysql_fetch_object($jq);
		$currentjudges=$jr->num;*/
	/* FIXME: this his highly inefficient :), but won't be done very often */
	$judges = judges_load_all();
	$currentjudges = count($judges);
	echo "Current number of registered judges: $currentjudges";
	echo '</b>';
	echo '<br />';
	if ($currentjudges < $minjudges['total']) {
		echo error(i18n('You do not have sufficient number of total judges based on your parameters'));
		$ok = false;
	}

	foreach ($config['languages'] AS $lkey => $lname) {
		$lcount = 0;
		foreach ($judges AS $j) {
			foreach ($j['languages'] AS $jlang) {
				if ($jlang == $lkey)
					$lcount++;
			}
		}

		$currentjudges = $lcount;
		echo '&nbsp;&nbsp;<b>' . i18n('Current number of registered judges that can judge in %1: %2', array($lname, $currentjudges)) . '</b>';
		echo '<br />';
		if ($currentjudges < $minjudges[$lkey]) {
			echo error(i18n('You do not have sufficient number of %1 judges based on your parameters', array($lname)));
			$ok = false;
		}
	}

	if (!$ok) {
		echo '&nbsp;&nbsp;';
		echo '<a href="judges_schedulerconfig.php">' . i18n('Update Scheduler Configuration') . '</a> (' . i18n('or get more judges!') . ')';
	} else
		echo happy(i18n('You have a sufficient number of judges based on your parameters'));

	// now check if we can find a divisional award for each division and category
	return $ok;
}

?>