Dragon-Knight/public/index.php

<?php

// index.php :: Primary program script, evil alien overlord, you decide.

require_once '../src/bootstrap.php';

// Do an early return with babblebox data if that's what's being requested
if ($uri[0] === 'babblebox' && (isset($uri[1]) && $uri[1] === 'messages')) {
	echo babblebox_messages();
	exit;
}

$r = new Router;

$r->get('/', 'index');
$r->post('/move', 'Explore\move');
$r->get('/spell/:id', 'healspells');
$r->get('/character', 'show_character_info');
$r->get('/character/:id', 'show_character_info');
$r->get('/showmap', 'show_map');
$r->form('/babblebox', 'babblebox');
$r->get('/babblebox/messages', 'babblebox_messages');

Towns\register_routes($r);
Fights\register_routes($r);
Users\register_routes($r);
Help\register_routes($r);
Forum\register_routes($r);
Install\register_routes($r);
Admin\register_routes($r);

/*
	NINJA! 🥷
*/
$r->get('/ninja', function() {
	exit('NINJA! 🥷');
});

// [code, handler, params, middleware]
$l = $r->lookup($_SERVER['REQUEST_METHOD'], $_SERVER['REQUEST_URI']);

if (is_int($l)) exit("Error: $l");
echo render_response($uri, $l['handler'](...$l['params'] ?? []));
exit;

/**
 * Return a page for a couple generic actions.
 */
function index(): string
{
	if (user()->currentaction === "In Town") {
        $page = Towns\town();
    } elseif (user()->currentaction === "Exploring") {
        $page = Explore\explore();
    } elseif (user()->currentaction === "Fighting")  {
        redirect('/fight');
    }

	return $page;
}

/**
 * Show a character's info. Defaults to the currently logged in user.
 */
function show_character_info(int $id = 0): string
{
	$user = $id !== 0 ? User::find($id) : user();
	if ($user === false) exit('Failed to show info for user ID '.$id);

	$level = db()->query("SELECT `{$user->charclass}_exp` FROM levels WHERE id=? LIMIT 1;", [$user->level + 1])->fetchArray(SQLITE3_ASSOC);

	$spells = $user->spells();
	$magic_list = 'None';
	if (!empty($spells)) {
		$magic_list = '';
		foreach ($spells as $spell) $magic_list .= $spell['name'].'<br>';
	}

	$showchar = render('show_char', [
		'char' => $user,
		'level' => $level,
		'magic_list' => $magic_list
	]);
    return render('layouts/minimal', ['content' => $showchar, 'title' => $user->username.' Information']);
}

/**
 * Show the user their position on the current world map. Only works with a game size of 250 and the default towns 😅
 */
function show_map()
{
	$pos = sprintf(
		'<div style="position: absolute; width: 5px; height: 5px; border-radius: 1000px; border: solid 1px black; background-color: red; left: %dpx; top: %dpx;"></div>',
		round(258 + user()->longitude * (500 / 500) - 3),
		round(258 - user()->latitude * (500 / 500) - 3)
	);

    echo render('layouts/minimal', [
		'content' => '<img src="/img/map.gif" alt="Map">'.$pos,
		'title' => 'Map'
	]);
}

/**
 * Handle a POST request to send a new babblebox message.
 */
function babblebox()
{
    if (is_post()) {
        $content = trim($_POST["babble"]);
        if (!empty($content)) {
			db()->query('INSERT INTO babble (posttime, author, babble) VALUES (CURRENT_TIMESTAMP, ?, ?);',
				[user()->username, $content]);
		}
        return babblebox_messages();
    }
}

/**
 * The handler that is polled by HTMX for new babblebox messages.
 */
function babblebox_messages(): string
{
	if (user() === false) return '';

	$query = db()->query('SELECT * FROM babble ORDER BY id ASC LIMIT 40;');
	$has_chats = false;
	$messages = '';
	while ($row = $query->fetchArray(SQLITE3_ASSOC)) {
		$has_chats = true;
		$messages .= '<div class="message">[<b>' . $row['author'] . '</b>] ' . make_safe($row['babble']) . '</div>';
	}
	if (!$has_chats) $messages = 'There are no messages. :(';
	return $messages;
}