{% extends "base.html" %}

{% block title %}Meet - BotServer{% endblock %}

{% block content %}
<div class="meet-container">
    <!-- Meet Header -->
    <div class="meet-header">
        <h1>Video Meetings</h1>
        <div class="meet-actions">
            <button class="btn btn-primary"
                    hx-get="/api/meet/new"
                    hx-target="#modal-container"
                    hx-swap="innerHTML">
                <span>🎥</span> New Meeting
            </button>
            <button class="btn btn-secondary"
                    hx-get="/api/meet/join</span>"
                    hx-target="#modal-container"
                    hx-swap="innerHTML">
                <span>🔗</span> Join Meeting
            </button>
        </div>
    </div>

    <!-- Main Content -->
    <div class="meet-content">
        <!-- Left Panel - Meetings List -->
        <div class="meet-sidebar">
            <!-- Meeting Tabs -->
            <div class="meet-tabs">
                <button class="tab-btn active"
                        hx-get="/api/meet/upcoming"
                        hx-target="#meetings-list"
                        hx-swap="innerHTML">
                    Upcoming
                </button>
                <button class="tab-btn"
                        hx-get="/api/meet/past"
                        hx-target="#meetings-list"
                        hx-swap="innerHTML">
                    Past
                </button>
                <button class="tab-btn"
                        hx-get="/api/meet/recorded"
                        hx-target="#meetings-list"
                        hx-swap="innerHTML">
                    Recorded
                </button>
            </div>

            <!-- Meetings List -->
            <div class="meetings-list" id="meetings-list"
                 hx-get="/api/meet/upcoming"
                 hx-trigger="load, every 60s"
                 hx-swap="innerHTML">
                <div class="loading">Loading meetings...</div>
            </div>
        </div>

        <!-- Center - Meeting Area -->
        <div class="meet-main" id="meet-main">
            <!-- Pre-meeting Screen -->
            <div class="pre-meeting" id="pre-meeting">
                <div class="preview-container">
                    <div class="video-preview">
                        <video id="local-preview" autoplay muted></video>
                        <div class="preview-controls">
                            <button class="control-btn" id="toggle-camera" onclick="toggleCamera()">
                                <span>📹</span>
                            </button>
                            <button class="control-btn" id="toggle-mic" onclick="toggleMic()">
                                <span>🎤</span>
                            </button>
                            <button class="control-btn" onclick="testAudio()">
                                <span>🔊</span> Test Audio
                            </button>
                        </div>
                    </div>
                    <div class="meeting-info">
                        <h2>Ready to join?</h2>
                        <p>Check your audio and video before joining</p>
                        <div class="device-selectors">
                            <div class="device-selector">
                                <label>Camera</label>
                                <select id="camera-select" onchange="changeCamera()">
                                    <option>Loading cameras...</option>
                                </select>
                            </div>
                            <div class="device-selector">
                                <label>Microphone</label>
                                <select id="mic-select" onchange="changeMic()">
                                    <option>Loading microphones...</option>
                                </select>
                            </div>
                            <div class="device-selector">
                                <label>Speaker</label>
                                <select id="speaker-select" onchange="changeSpeaker()">
                                    <option>Loading speakers...</option>
                                </select>
                            </div>
                        </div>
                    </div>
                </div>
            </div>

            <!-- In-Meeting Screen (hidden by default) -->
            <div class="in-meeting" id="in-meeting" style="display: none;">
                <!-- Video Grid -->
                <div class="video-grid" id="video-grid">
                    <div class="video-container main-video">
                        <video id="main-video" autoplay></video>
                        <div class="participant-info">
                            <span class="participant-name">You</span>
                            <span class="participant-status">🎤</span>
                        </div>
                    </div>
                </div>

                <!-- Meeting Controls -->
                <div class="meeting-controls">
                    <div class="controls-left">
                        <span class="meeting-timer" id="meeting-timer">00:00</span>
                        <span class="meeting-id" id="meeting-id"></span>
                    </div>
                    <div class="controls-center">
                        <button class="control-btn" onclick="toggleMicrophone()">
                            <span>🎤</span>
                        </button>
                        <button class="control-btn" onclick="toggleVideo</span>()">
                            <span>📹</span>
                        </button>
                        <button class="control-btn" onclick="toggleScreenShare()">
                            <span>🖥️</span>
                        </button>
                        <button class="control-btn" onclick="toggleRecording()">
                            <span>⏺️</span>
                        </button>
                        <button class="control-btn danger" onclick="leaveMeeting()">
                            <span>📞</span></span> Leave
                        </button>
                    </div>
                    <div class="controls-right">
                        <button class="control-btn" onclick="toggleParticipants()">
                            <span>👥</span>
                            <span class="participant-count">1</span>
                        </button>
                        <button class="control-btn" onclick="toggleChat()">
                            <span>💬</span>
                            <span class="chat-badge" style="display: none;">0</span>
                        </button>
                        <button class="control-btn" onclick="toggleTranscription()">
                            <span>📝</span>
                        </button>
                        <button class="control-btn" onclick="toggleSettings()">
                            <span>⚙️</span>
                        </button>
                    </div>
                </div>
            </div>
        </div>

        <!-- Right Panel - Chat/Participants (hidden by default) -->
        <div class="meet-panel" id="meet-panel" style="display: none;">
            <!-- Panel Tabs -->
            <div class="panel-tabs">
                <button class="panel-tab active" onclick="showPanelTab('participants')">
                    Participants
                </button>
                <button class="panel-tab" onclick="showPanelTab('chat')">
                    Chat
                </button>
                <button class="panel-tab" onclick="showPanelTab('transcription')">
                    Transcription
                </button>
            </div>

            <!-- Participants Panel -->
            <div class="panel-content" id="participants-panel">
                <div class="participants-list" id="participants-list"
                     hx-get="/api/meet/participants"
                     hx-trigger="load, every 5s"
                     hx-swap="innerHTML">
                    <div class="participant-item">
                        <span class="participant-avatar">👤</span>
                        <span class="participant-name">{{ user_name }} (You)</span>
                        <span class="participant-controls">
                            <span>🎤</span>
                            <span>📹</span>
                        </span>
                    </div>
                </div></span>
            </div>

            <!-- Chat Panel -->
            <div class="panel-content" id="chat-panel" style="display: none;">
                <div class="chat-messages" id="meet-chat-messages"
                     hx-get="/api/meet/chat/messages"
                     hx-trigger="load, sse:message"
                     hx-swap="innerHTML">
                </div>
                <form class="chat-input-form"
                      hx-post="/api/meet/chat/send"
                      hx-target="#meet-chat-messages"
                      hx-swap="beforeend">
                    <input type="text"
                           name="message"
                           placeholder="Type a message..."
                           autocomplete="off">
                    <button type="submit">Send</button>
                </form>
            </div>

            <!-- Transcription Panel -->
            <div class="panel-content" id="transcription-panel" style="display: none;">
                <div class="transcription-content" id="transcription-content"
                     hx-get="/api/meet/transcription"
                     hx-trigger="load, sse:transcription"
                     hx-swap="innerHTML">
                    <p class="transcription-empty">Transcription will appear here when enabled</p>
                </div>
                <div class="transcription-actions">
                    <button class="btn btn-sm" onclick="downloadTranscript()">
                        Download Transcript
                    </button>
                </div>
            </div>
        </div>
    </div>
</div>

<!-- Modal Container -->
<div id="modal-container"></div>

<!-- WebSocket Connection for Real-time -->
<div hx-ext="ws" ws-connect="/ws/meet" id="meet-ws"></div>

<style>
.meet-container {
    height: calc(100vh - var(--header-height));
    display: flex;
    flex-direction: column;
}

.meet-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}

.meet-actions {
    display: flex;
    gap: 0.5rem;
}

.meet-content {
    flex: 1;
    display: flex;
    overflow: hidden;
}

.meet-sidebar {
    width: 320px;
    background: var(--surface);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
}

.meet-tabs {
    display: flex;
    padding: 1rem;
    gap: 0.5rem;
    border-bottom: 1px solid var(--border);
}

.tab-btn {
    flex: 1;
    padding: 0.5rem;
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.875rem;
}

.tab-btn.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.meetings-list {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
}

.meeting-item {
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 0.75rem;
    cursor: pointer;
    transition: all 0.2s;
}

.meeting-item:hover {
    background: var(--hover);
    transform: translateX(4px);
}

.meeting-title {
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.meeting-time {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.meeting-participants {
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

.meet-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--background);
}

.pre-meeting {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.preview-container {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.video-preview {
    position: relative;
    width: 480px;
    height: 360px;
    background: #000;
    border-radius: 12px;
    overflow: hidden;
}

.video-preview video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.preview-controls {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.5rem;
}

.meeting-info {
    max-width: 300px;
}

.meeting-info h2 {
    margin-bottom: 0.5rem;
}

.meeting-info p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.device-selectors {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.device-selector {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.device-selector label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.device-selector select {
    padding: 0.5rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--surface);
    font-size: 0.875rem;
}

.in-meeting {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.video-grid {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1rem;
    padding: 1rem;
    background: #000;
}

.video-container {
    position: relative;
    background: #1a1a1a;
    border-radius: 8px;
    overflow: hidden;
    aspect-ratio: 16/9;
}

.video-container video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.participant-info {
    position: absolute;
    bottom: 0.5rem;
    left: 0.5rem;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.meeting-controls {
    background: var(--surface);
    border-top: 1px solid var(--border);
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.controls-left,
.controls-center,
.controls-right {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.control-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--background);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 1.25rem;
}

.control-btn:hover {
    background: var(--hover);
    transform: scale(1.1);
}

.control-btn.active {
    background: var(--primary);
    color: white;
}

.control-btn.danger {
    background: #ef4444;
    color: white;
    width: auto;
    padding: 0 1rem;
    border-radius: 24px;
}

.meeting-timer {
    font-family: monospace;
    font-size: 1rem;
    color: var(--text-secondary);
}

.meeting-id {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.participant-count,
.chat-badge {
    background: var(--primary);
    color: white;
    font-size: 0.75rem;
    padding: 0.125rem 0.25rem;
    border-radius: 10px;
    margin-left: 0.25rem;
}

.meet-panel {
    width: 360px;
    background: var(--surface);
    border-left: 1px solid var(--border);
    display: flex;
    flex-direction: column;
}

.panel-tabs {
    display: flex;
    border-bottom: 1px solid var(--border);
}

.panel-tab {
    flex: 1;
    padding: 1rem;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--text-secondary);
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
}

.panel-tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.panel-content {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.participants-list {
    padding: 1rem;
}

.participant-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    border-radius: 8px;
    margin-bottom: 0.5rem;
}

.participant-item:hover {
    background: var(--hover);
}

.participant-avatar {
    font-size: 1.5rem;
}

.participant-name {
    flex: 1;
    font-size: 0.875rem;
}

.participant-controls {
    display: flex;
    gap: 0.5rem;
}

.chat-messages {
    flex: 1;
    padding: 1rem;
    overflow-y: auto;
}

.chat-message {
    margin-bottom: 1rem;
}

.chat-sender {
    font-weight: 500;
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

.chat-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.chat-time {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.chat-input-form {
    display: flex;
    padding: 1rem;
    border-top: 1px solid var(--border);
}

.chat-input-form input {
    flex: 1;
    padding: 0.5rem;
    border: 1px solid var(--border);
    border-radius: 6px 0 0 6px;
    font-size: 0.875rem;
}

.chat-input-form button {
    padding: 0.5rem 1rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 0 6px 6px 0;
    cursor: pointer;
}

.transcription-content {
    flex: 1;
    padding: 1rem;
    overflow-y: auto;
}

.transcription-empty {
    text-align: center;
    color: var(--text-secondary);
    padding: 2rem;
}

.transcription-actions {
    padding: 1rem;
    border-top: 1px solid var(--border);
}

.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 1024px) {
    .meet-sidebar {
        width: 280px;
    }

    .meet-panel {
        width: 320px;
    }
}

@media (max-width: 768px) {
    .meet-sidebar {
        display: none;
    }

    .meet-panel {
        position: fixed;
        top: 0;
        right: -100%;
        bottom: 0;
        width: 100%;
        z-index: 1000;
        transition: right 0.3s;
    }

    .meet-panel.active {
        right: 0;
    }

    .preview-container {
        flex-direction: column;
    }

    .video-preview {
        width: 100%;
        max-width: 480px;
    }
}
</style>

<script>
let localStream = null;
let meetingTimer = null;
let meetingStartTime = null;

// Initialize local preview
async function initPreview() {
    try {
        localStream = await navigator.mediaDevices.getUserMedia({
            video: true,
            audio: true
        });

        const video = document.getElementById('local-preview');
        if (video) {
            video.srcObject = localStream;
        }

        // Populate device selectors
        await updateDeviceList();
    } catch (err) {
        console.error('Error accessing media devices:', err);
    }
}

// Update device list
async function updateDeviceList() {
    const devices = await navigator.mediaDevices.enumerateDevices();

    const cameras = devices.filter(d => d.kind === 'videoinput');
    const mics = devices.filter(d => d.kind === 'audioinput');
    const speakers = devices.filter(d => d.kind === 'audiooutput');

    updateSelect('camera-select', cameras);
    updateSelect('mic-select', mics);
    updateSelect('speaker-select', speakers);
}

function updateSelect(selectId, devices) {
    const select = document.getElementById(selectId);
    if (!select) return;

    select.innerHTML = '';
    devices.forEach(device => {
        const option = document.createElement('option');
        option.value = device.deviceId;
        option.textContent = device.label || `Device ${device.deviceId.substr(0, 5)}`;
        select.appendChild(option);
    });
}

// Toggle functions
function toggleCamera() {
    if (localStream) {
        const videoTrack = localStream.getVideoTracks()[0];
        if (videoTrack) {
            videoTrack.enabled = !videoTrack.enabled;
            document.getElementById('toggle-camera').classList.toggle('active');
        }
    }
}

function toggleMic() {
    if (localStream) {
        const audioTrack = localStream.getAudioTracks()[0];
        if (audioTrack) {
            audioTrack.enabled = !audioTrack.enabled;
            document.getElementById('toggle-mic').classList.toggle('active');
        }
    }
}

function toggleMicrophone() {
    toggleMic();
}

function toggleVideo() {
    toggleCamera();
}

function toggleScreenShare() {
    // Screen share implementation
    console.log('Toggle screen share');
}

function toggleRecording() {
    // Recording implementation
    console.log('Toggle recording');
}

function toggleTranscription() {
    // Transcription implementation
    console.log('Toggle transcription');
}

function toggleParticipants() {
    togglePanel('participants');
}

function toggleChat() {
    togglePanel('chat');
}

function toggleSettings() {
    // Settings implementation
    console.log('Toggle settings');
}

function togglePanel(panelName) {
    const panel = document.getElementById('meet-panel');
    if (panel) {
        if (panel.style.display === 'none') {
            panel.style.display = 'flex';
            showPanelTab(panelName);
        } else {
            panel.style.display = 'none';
        }
    }
}

function showPanelTab(tabName) {
    // Hide all panels
    document.querySelectorAll('.panel-content').forEach(p => {
        p.style.display = 'none';
    });

    // Remove active class from all tabs
    document.querySelectorAll('.panel-tab').forEach(t => {
        t.classList.remove('active');
    });

    // Show selected panel
    const panel = document.getElementById(`${tabName}-panel`);
    if (panel) {
        panel.style.display = 'flex';
    }

    // Set active tab
    event.target.classList.add('active');
}

function joinMeeting(meetingId) {
    // Hide pre-meeting screen
    document.getElementById('pre-meeting').style.display = 'none';

    // Show in-meeting screen
    document.getElementById('in-meeting').style.display = 'flex';

    // Start timer
    startMeetingTimer();

    // Set meeting ID
    document.getElementById('meeting-id').textContent = `Meeting: ${meetingId}`;
}

function leaveMeeting() {
    if (confirm('Are you sure you want to leave the meeting?')) {
        // Stop all tracks
        if (localStream) {
            localStream.getTracks().forEach(track => track.stop());
        }

        // Stop timer
        if (meetingTimer) {
            clearInterval(meetingTimer);
        }

        // Show pre-meeting screen
        document.getElementById('in-meeting').style.display = 'none';
        document.getElementById('pre-meeting').style.display = 'flex';

        // Reinitialize preview
        initPreview();
    }
}

function startMeetingTimer() {
    meetingStartTime = Date.now();
    meetingTimer = setInterval(() => {
        const elapsed = Math.floor((Date.now() - meetingStartTime) / 1000);
        const minutes = Math.floor(elapsed / 60);
        const seconds = elapsed % 60;
        document.getElementById('meeting-timer').textContent =
            `${String(minutes).padStart(2, '0')}:${String(seconds).padStart(2, '0')}`;
    }, 1000);
}

function testAudio() {
    // Play test sound
    const audio = new Audio('data:audio/wav;base64,UklGRnoGAABXQVZFZm10IBAAAAABAAEAQB8AAEAfAAABAAgAZGF0YQoGAACBhYqFbF1fdJivrJBhNjVgodDbq2EcBj+a2/LDciUFLIHO8tiJNwgZaLvt559NEAxQp+PwtmMcBjiR1/LMeSwFJHfH8N2QQAoUXrTp66hVFApGn+DyvmwhBSp9y+7hljcFHWzA7+OZURE');
    audio.play();
}

function downloadTranscript() {
    // Download transcript implementation
    console.log('Download transcript');
}

// Initialize on load
document.addEventListener('DOMContentLoaded', function() {
    initPreview();
});

// Handle WebSocket messages
document.addEventListener('htmx:wsMessage', function(event) {
    const message = JSON.parse(event.detail.message);

    switch(message.type) {
        case 'participant_joined':
            console.log('Participant joined:', message.participant);
            break;
        case 'participant_left':
            console.log('Participant left:', message.participant);
            break;
        case 'chat_message':
            // Update chat badge
            const badge = document.querySelector('.chat-badge');
            if (badge && document.getElementById('chat-panel').style.display === 'none') {
                const count = parseInt(badge.textContent) + 1;
                badge.textContent = count;
                badge.style.display = count > 0 ? 'inline' : 'none';
            }
            break;
        case 'transcription':
            // Update transcription
            if (document.getElementById('transcription-panel').style.display !== 'none') {
                htmx.ajax('GET', '/api/meet/transcription', {
                    target: '#transcription-content',
                    swap: 'innerHTML'
                });
            }
            break;
    }
});
</script>
{% endblock %}