Twig\Error\RuntimeError {#976
  -lineno: 116
  -name: "room/show.html.twig"
  -rawMessage: "Impossible to access an attribute ("id") on a null variable."
  -sourcePath: "/home/softcode/web/videochat/templates/room/show.html.twig"
  -sourceCode: """
    {% extends 'base.html.twig' %}\n
    \n
    {% block title %}{{ room.name }} - {{ parent() }}{% endblock %}\n
    \n
    {% block stylesheets %}\n
        {{ parent() }}\n
    {% endblock %}\n
    \n
    {% block body %}\n
        {# Add meta tag for signaling server URL and Turbo cache control #}\n
        <meta name="signaling-server-url" content="wss://videochat.softcode.cz/ws">\n
        <meta name="in-video-room" content="true">\n
        <meta name="csrf-token" content="{{ csrf_token('turn_credentials') }}">\n
        <div data-turbo-permanent id="video-chat-room" data-turbo-cache="false" data-room-slug="{{ room.slug }}">\n
    \n
            <div id="roomOptionsTrigger" class="position-fixed top-0 end-0 mt-5 me-3">\n
                <button class="btn btn-primary rounded-circle" onclick="window.videoRoomUI.showRoomOptions(event)">\n
                    <i class="fa fa-cog"></i>\n
                </button>\n
    \n
                <div id="roomOptionsMenu" class="dropdown-menu">\n
                    <a class="dropdown-item" href="{{ path('app_room_invite', {slug: room.slug}) }}">Pozvat uživatele</a>\n
                    <a class="dropdown-item" href="{{ path('app_room_participants', {slug: room.slug}) }}">Správa účastníků</a>\n
                    <a class="dropdown-item" href="#" onclick="window.videoRoomUI.copyRoomLink(event)">Kopírovat odkaz</a>\n
                    <a class="dropdown-item" id="menu-toggle-video" href="#" onclick="window.toggleCamera(event)">Vypnout kameru</a>\n
                    <a class="dropdown-item" id="menu-toggle-mic" href="#" onclick="window.toggleMicrophone(event)">Ztlumit mikrofon</a>\n
                    <a class="dropdown-item" id="menu-share-screen" href="#" onclick="window.shareScreen(event)">Sdílet obrazovku</a>\n
                    <div class="dropdown-divider"></div>\n
                    <a class="dropdown-item text-danger" href="#" onclick="window.leaveRoom(event)">Opustit místnost</a>\n
                </div>\n
            </div>\n
            <div class="row mb-3">\n
                <div class="col-md-8">\n
                    <h1>{{ room.name }}</h1>\n
                    <p>\n
                        {% if room.isPrivate %}\n
                            <span class="badge bg-warning text-dark">Soukromá místnost</span>\n
                        {% else %}\n
                            <span class="badge bg-success">Veřejná místnost</span>\n
                        {% endif %}\n
                        <span class="badge bg-info text-dark">\n
                    <span id="participant-count">{{ room.participants|length }}</span> účastníků\n
                </span>\n
                    </p>\n
                </div>\n
                <div class="col-md-4 text-end">\n
                    <div class="dropdown">\n
                        <button class="btn btn-outline-primary dropdown-toggle" type="button" id="dropdownMenuButton" data-bs-toggle="dropdown" aria-expanded="false">\n
                            Možnosti místnosti\n
                        </button>\n
                        <ul class="dropdown-menu dropdown-menu-end" aria-labelledby="dropdownMenuButton">\n
                            <li><a class="dropdown-item" href="{{ path('app_room_invite', {slug: room.slug}) }}">Pozvat uživatele</a></li>\n
                            <li><a class="dropdown-item" href="{{ path('app_room_participants', {slug: room.slug}) }}">Správa účastníků</a></li>\n
                            <li><a class="dropdown-item" href="#" id="copy-link">Kopírovat odkaz</a></li>\n
                            {% if room.isPrivate and app.user and room.owner == app.user %}\n
                                <li><a class="dropdown-item" href="{{ path('app_room_edit_password', {slug: room.slug}) }}">Správa hesla místnosti</a></li>\n
                            {% endif %}\n
                            <li><hr class="dropdown-divider"></li>\n
                            <li><a class="dropdown-item" href="#" id="toggle-video-menu">Vypnout kameru</a></li>\n
                            <li><a class="dropdown-item" href="#" id="toggle-audio-menu">Ztlumit mikrofon</a></li>\n
                            <li><a class="dropdown-item" href="#" id="share-screen-menu">Sdílet obrazovku</a></li>\n
                            <li><hr class="dropdown-divider"></li>\n
                            <li><a class="dropdown-item text-danger" href="#" id="leave-room">Opustit místnost</a></li>\n
                        </ul>\n
                    </div>\n
                </div>\n
            </div>\n
    \n
            <div class="row">\n
                <div class="col-md-9">\n
                    <div class="card mb-4">\n
                        <div class="card-body p-0">\n
                            <div id="video-container" class="position-relative">\n
                                <div id="local-video-container" class="position-absolute bottom-0 end-0 p-2 z-index-1">\n
                                    <video id="local-video" autoplay muted playsinline class="w-100 h-100 rounded bg-dark"></video>\n
                                    <div class="position-absolute bottom-0 start-0 bg-dark bg-opacity-50 text-white px-2 py-1 rounded" style="font-size: 0.8rem;">\n
                                        Vy ({{ app.user ? app.user.username : 'Host' }})\n
                                    </div>\n
                                    <button id="camera-retry" onclick="window.initializeCamera()" class="btn btn-sm btn-danger position-absolute top-0 end-0 m-1" title="Kamera se neinicializovala. Kliknutím zkuste znovu." style="display: none;">\n
                                        <i class="fa fa-video-slash"></i> Povolit kameru\n
                                    </button>\n
                                </div>\n
                                <div id="remote-videos" class="d-flex flex-wrap justify-content-center align-items-center" style="min-height: 400px;">\n
                                    <div class="text-center text-light py-5">\n
                                        <div class="spinner-border" role="status">\n
                                            <span class="visually-hidden">Načítání...</span>\n
                                        </div>\n
                                        <p class="mt-2">Připojování k místnosti...</p>\n
                                    </div>\n
                                </div>\n
                            </div>\n
                        </div>\n
                        <div class="card-footer bg-dark text-center">\n
                            <div class="btn-group">\n
                                <button id="mic-toggle" class="btn btn-outline-light" onclick="window.toggleMicrophone()">\n
                                    <i class="fa fa-microphone"></i>\n
                                </button>\n
                                <button id="camera-toggle" class="btn btn-outline-light" onclick="window.toggleCamera()">\n
                                    <i class="fa fa-video"></i>\n
                                </button>\n
                                <button id="screen-share" class="btn btn-outline-light" onclick="window.shareScreen()">\n
                                    <i class="fa fa-desktop"></i>\n
                                </button>\n
                            </div>\n
                        </div>\n
                    </div>\n
                </div>\n
    \n
                <div class="col-md-3">\n
                    <div class="card mb-4">\n
                        <div class="card-header">\n
                            <h5 class="mb-0">Účastníci</h5>\n
                        </div>\n
                        <div class="card-body p-0">\n
                            <ul class="list-group list-group-flush" id="participants-list">\n
                                <li class="list-group-item d-flex justify-content-between align-items-center" data-user-id="{{ app.user.id }}">\n
                                    {{ app.user.username }} {% if app.user.id == room.owner.id %}(Vy){% else %}(Vy){% endif %}\n
                                    {% if app.user.id == room.owner.id %}\n
                                        <span class="badge bg-primary rounded-pill">Hostitel</span>\n
                                    {% endif %}\n
                                </li>\n
                                {% for participant in room.participants %}\n
                                    {% if participant.id != app.user.id %}\n
                                        <li class="list-group-item" data-user-id="{{ participant.id }}">\n
                                            {{ participant.username }}\n
                                            {% if participant.id == room.owner.id %}\n
                                                <span class="badge bg-primary rounded-pill">Hostitel</span>\n
                                            {% endif %}\n
                                        </li>\n
                                    {% endif %}\n
                                {% endfor %}\n
                            </ul>\n
                        </div>\n
                    </div>\n
                </div>\n
            </div>\n
        </div>\n
    \n
    {% endblock %}\n
    \n
    {% block javascripts %}\n
        {{ parent() }}\n
    \n
        {# Definujeme proměnné pro JS #}\n
        <script>\n
            // Namespace pro data o místnosti\n
            window.videoChatApp = {\n
                roomId: {{ room.id }},\n
                roomSlug: "{{ room.slug }}",\n
                currentUserId: {{ app.user ? app.user.id : 'null' }},\n
                currentUsername: "{{ app.user ? app.user.username : 'Host' }}",\n
                isOwner: {{ app.user and app.user.id == room.owner.id ? 'true' : 'false' }},\n
                csrfToken: "{{ csrf_token('turn_credentials') }}"\n
            };\n
        </script>\n
    \n
        {# Přímé importy JS souborů přes importmap #}\n
        {{ importmap('debug') }}\n
        {{ importmap('videochat-init') }}\n
    \n
        <script>\n
            document.addEventListener('DOMContentLoaded', function() {\n
                console.log('DOMContentLoaded v hlavní šabloně, inicializuji pomocníky');\n
    \n
                // Inicializace dropdownů\n
                var dropdownElementList = [].slice.call(document.querySelectorAll('.dropdown-toggle'))\n
                dropdownElementList.map(function(dropdownToggleEl) {\n
                    try {\n
                        return new bootstrap.Dropdown(dropdownToggleEl)\n
                    } catch (e) {\n
                        console.error('Chyba při inicializaci dropdownu:', e);\n
                    }\n
                });\n
    \n
                // Přidáme event listenery na tlačítka\n
                document.getElementById('copy-link')?.addEventListener('click', function(e) {\n
                    e.preventDefault();\n
                    if (window.videoRoomUI && window.videoRoomUI.copyRoomLink) {\n
                        window.videoRoomUI.copyRoomLink(e);\n
                    } else {\n
                        const roomSlug = document.getElementById('video-chat-room').dataset.roomSlug;\n
                        const roomUrl = window.location.origin + '/room/' + roomSlug;\n
                        navigator.clipboard.writeText(roomUrl).then(function() {\n
                            alert('Odkaz na místnost byl zkopírován do schránky!');\n
                        });\n
                    }\n
                });\n
    \n
                document.getElementById('toggle-video-menu')?.addEventListener('click', function(e) {\n
                    e.preventDefault();\n
                    if (window.toggleCamera) {\n
                        window.toggleCamera(e);\n
                    }\n
                });\n
    \n
                document.getElementById('toggle-audio-menu')?.addEventListener('click', function(e) {\n
                    e.preventDefault();\n
                    if (window.toggleMicrophone) {\n
                        window.toggleMicrophone(e);\n
                    }\n
                });\n
    \n
                document.getElementById('share-screen-menu')?.addEventListener('click', function(e) {\n
                    e.preventDefault();\n
                    if (window.shareScreen) {\n
                        window.shareScreen(e);\n
                    }\n
                });\n
    \n
                document.getElementById('leave-room')?.addEventListener('click', function(e) {\n
                    e.preventDefault();\n
                    if (window.leaveRoom) {\n
                        window.leaveRoom(e);\n
                    } else {\n
                        if (confirm('Opravdu chcete opustit tuto místnost?')) {\n
                            window.location.href = '/';\n
                        }\n
                    }\n
                });\n
            });\n
        </script>\n
    {% endblock %}
    """
}