<?
if (!($IsFLS)) {
	// Logged in user is not FLS or Staff
	error(403);
}

if ($ConvID = (int)$_GET['convid']) {
	// FLS, check level of conversation
	$DB->query("SELECT Level FROM staff_pm_conversations WHERE ID=$ConvID");
	list($Level) = $DB->next_record;

	if ($Level == 0) {
		// FLS conversation, assign to staff (moderator)
		if (!empty($_GET['to'])) {
			$Level = 0;
			switch ($_GET['to']) {
				case 'forum' :
					$Level = 650;
					break;
				case 'staff' :
					$Level = 700;
					break;
				default :
					error(404);
					break;
			}

			$DB->query("UPDATE staff_pm_conversations
						SET Status='Unanswered',
							Level=$Level
						WHERE ID=$ConvID");
			header('Location: staffpm.php');
		} else {
			error(404);
		}
	} else {
		// FLS trying to assign non-FLS conversation
		error(403);
	}

} elseif ($ConvID = (int)$_POST['convid']) {
	// Staff (via ajax), get current assign of conversation
	$DB->query("SELECT Level, AssignedToUser FROM staff_pm_conversations WHERE ID=$ConvID");
	list($Level, $AssignedToUser) = $DB->next_record;

	if ($LoggedUser['EffectiveClass'] >= $Level || $AssignedToUser == $LoggedUser['ID']) {
		// Staff member is allowed to assign conversation, assign
		list($LevelType, $NewLevel) = explode("_", db_string($_POST['assign']));

		if ($LevelType == 'class') {
			// Assign to class
			$DB->query("UPDATE staff_pm_conversations
						SET Status='Unanswered',
							Level=$NewLevel,
							AssignedToUser=NULL
						WHERE ID=$ConvID");
		} else {
			$UserInfo = Users::user_info($NewLevel);
			$Level = $Classes[$UserInfo['PermissionID']]['Level'];
			if (!$Level) {
				error('Assign to user not found.');
			}

			// Assign to user
			$DB->query("UPDATE staff_pm_conversations SET Status='Unanswered', AssignedToUser=$NewLevel, Level=$Level WHERE ID=$ConvID");
			
		}
		echo '1';

	} else {
		// Staff member is not allowed to assign conversation
		echo '-1';
	}

} else {
	// No ID
	header('Location: staffpm.php');
}
?>