registerFunction('search_coachs');
// setting the section (for the tabs)
$this_section = SECTION_PLATFORM_ADMIN;
SessionManager::protectSession(null, false);
api_protect_limit_for_session_admin();
$formSent=0;
$errorMsg='';
/*$interbreadcrumb[] = array(
    'url' => 'index.php',
    'name' => get_lang('PlatformAdmin'),
);*/
$interbreadcrumb[] = array(
    'url' => 'session_list.php',
    'name' => get_lang('SessionList'),
);
// Database Table Definitions
$tbl_user = Database::get_main_table(TABLE_MAIN_USER);
function search_coachs($needle) {
	global $tbl_user;
	$xajax_response = new xajaxResponse();
	$return = '';
	if (!empty($needle)) {
		$order_clause = api_sort_by_first_name() ? ' ORDER BY firstname, lastname, username' : ' ORDER BY lastname, firstname, username';
		// search users where username or firstname or lastname begins likes $needle
		$sql = 'SELECT username, lastname, firstname
		        FROM '.$tbl_user.' user
				WHERE (username LIKE "'.$needle.'%"
				OR firstname LIKE "'.$needle.'%"
				OR lastname LIKE "'.$needle.'%")
				AND status=1'.
				$order_clause.
				' LIMIT 10';
		if (api_is_multiple_url_enabled()) {
			$tbl_user_rel_access_url= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
			$access_url_id = api_get_current_access_url_id();
			if ($access_url_id != -1) {
				$sql = 'SELECT username, lastname, firstname
                        FROM '.$tbl_user.' user
                        INNER JOIN '.$tbl_user_rel_access_url.' url_user
                        ON (url_user.user_id=user.user_id)
                        WHERE
                            access_url_id = '.$access_url_id.'  AND
                            (
                                username LIKE "'.$needle.'%" OR
                                firstname LIKE "'.$needle.'%" OR
                                lastname LIKE "'.$needle.'%"
                            )
                            AND status=1'.
                        $order_clause.'
                        LIMIT 10';
			}
		}
		$rs = Database::query($sql);
		while ($user = Database :: fetch_array($rs)) {
			$return .= ''.api_get_person_name($user['firstname'], $user['lastname']).' ('.$user['username'].')
';
		}
	}
	$xajax_response -> addAssign('ajax_list_coachs','innerHTML', api_utf8_encode($return));
	return $xajax_response;
}
$xajax -> processRequests();
$htmlHeadXtra[] = $xajax->getJavascript('../inc/lib/xajax/');
$htmlHeadXtra[] = "
";
if (isset($_POST['formSent']) && $_POST['formSent']) {
	$formSent = 1;
}
global $_configuration;
$defaultBeforeDays = isset($_configuration['session_days_before_coach_access']) ?
    $_configuration['session_days_before_coach_access'] : 0;
$defaultAfterDays = isset($_configuration['session_days_after_coach_access'])
    ? $_configuration['session_days_after_coach_access'] : 0;
$nb_days_acess_before = $defaultBeforeDays;
$nb_days_acess_after = $defaultAfterDays;
$thisYear = date('Y');
$thisMonth = date('m');
$thisDay = date('d');
$tool_name = get_lang('AddSession');
$urlAction = api_get_self();
$categoriesList = SessionManager::get_all_session_category();
$categoriesOptions = array(
    '0' => get_lang('None')
);
if ($categoriesList != false) {
    foreach ($categoriesList as $categoryItem) {
        $categoriesOptions[$categoryItem['id']] = $categoryItem['name'];
    }
}
function check_session_name($name) {
    $session = SessionManager::get_session_by_name($name);
    return empty($session) ? true : false;
}
$form = new FormValidator('add_session', 'post', $urlAction);
$form->addElement('header', $tool_name);
$form->addElement('text', 'name', get_lang('SessionName'), array(
    'maxlength' => 50,
    'value' => $formSent ? api_htmlentities($name, ENT_QUOTES, $charset) : '',
));
$form->addRule('name', get_lang('ThisFieldIsRequired'), 'required');
$form->addRule('name', get_lang('SessionNameAlreadyExists'), 'callback', 'check_session_name');
$userInfo = api_get_user_info();
if (!api_is_platform_admin() && api_is_teacher()) {
    $form->addElement(
        'select',
        'coach_username',
        get_lang('CoachName'),
        [api_get_user_id() => $userInfo['complete_name']],
        array(
            'id' => 'coach_username',
            'class' => 'chzn-select',
            'style' => 'width:370px;'
        )
    );
} else {
    $sql = "SELECT COUNT(1) FROM $tbl_user WHERE status = 1";
    $rs = Database::query($sql);
    $countUsers = Database::result($rs, 0, 0);
    if (intval($countUsers) < 50) {
        $orderClause = "ORDER BY ";
        $orderClause .= api_sort_by_first_name() ? "firstname, lastname, username" : "lastname, firstname, username";
        $sql = "SELECT user_id, lastname, firstname, username
                FROM $tbl_user
                WHERE status = '1' ".
            $orderClause;
        if (api_is_multiple_url_enabled()) {
            $userRelAccessUrlTable = Database::get_main_table(
                TABLE_MAIN_ACCESS_URL_REL_USER
            );
            $accessUrlId = api_get_current_access_url_id();
            if ($accessUrlId != -1) {
                $sql = "SELECT user.user_id, username, lastname, firstname
                        FROM $tbl_user user
                        INNER JOIN $userRelAccessUrlTable url_user
                        ON (url_user.user_id = user.user_id)
                        WHERE
                            access_url_id = $accessUrlId AND
                            status = 1 "
                    .$orderClause;
            }
        }
        $result = Database::query($sql);
        $coachesList = Database::store_result($result);
        $coachesOptions = array();
        foreach ($coachesList as $coachItem) {
            $coachesOptions[$coachItem['user_id']] =
                api_get_person_name($coachItem['firstname'], $coachItem['lastname']).' ('.$coachItem['username'].')';
        }
        $form->addElement(
            'select',
            'coach_username',
            get_lang('CoachName'),
            $coachesOptions,
            array(
                'id' => 'coach_username',
                'class' => 'chzn-select',
                'style' => 'width:370px;'
            )
        );
    } else {
        $form->addElement(
            'text',
            'coach_username',
            get_lang('CoachName'),
            array(
                'maxlength' => 50,
                'onkeyup' => "xajax_search_coachs(document.getElementById('coach_username').value)",
                'id' => 'coach_username'
            )
        );
    }
}
$form->addRule('coach_username', get_lang('ThisFieldIsRequired'), 'required');
$form->addHtml('