{% extends "base.html" %}
{% block title %}Vigilar — Recordings{% endblock %}

{% block head %}
<link rel="stylesheet" href="{{ url_for('static', filename='css/pet-labeling.css') }}">
{% endblock %}

{% block content %}
<div class="d-flex justify-content-between align-items-center mb-3">
    <h5 class="mb-0"><i class="bi bi-camera-video me-2"></i>Recordings</h5>
    <div class="d-flex gap-2 align-items-center">
        <input type="date" class="form-control form-control-sm bg-dark text-light border-secondary"
               id="timeline-date" style="width: auto;">
        <select class="form-select form-select-sm bg-dark text-light border-secondary"
                id="filter-camera" style="width: auto;">
            <option value="">All Cameras</option>
        </select>
        <div class="btn-group btn-group-sm" id="filter-type">
            <button class="btn btn-outline-light active" data-type="all">All</button>
            <button class="btn btn-outline-danger" data-type="person">Person</button>
            <button class="btn btn-outline-primary" data-type="vehicle">Vehicle</button>
            <button class="btn btn-outline-secondary" data-type="motion">Motion</button>
        </div>
    </div>
</div>

<!-- Timeline canvases (one per camera) -->
<div id="timeline-container">
    <div class="card bg-dark border-secondary mb-3" id="timeline-placeholder">
        <div class="card-body text-center text-muted py-3">
            Select a camera to view the recording timeline
        </div>
    </div>
</div>

<!-- Video player area -->
<div class="card bg-dark border-secondary mb-3 d-none" id="player-card">
    <div class="card-header border-secondary d-flex justify-content-between align-items-center">
        <span id="player-title">Recording</span>
        <button class="btn btn-sm btn-outline-light" id="player-close">
            <i class="bi bi-x-lg"></i>
        </button>
    </div>
    <div class="card-body p-0">
        <!-- data-pet-labeling and data-detections are updated by JS when a recording is loaded -->
        <div class="position-relative" id="player-video-wrap" data-pet-labeling="true" data-detections="[]">
            <video id="player-video" class="w-100" controls></video>
        </div>
    </div>
</div>

<!-- Legend -->
<div class="d-flex gap-3 mb-3 small text-muted">
    <span><span class="badge" style="background:#dc3545">&nbsp;</span> Person</span>
    <span><span class="badge" style="background:#0d6efd">&nbsp;</span> Vehicle</span>
    <span><span class="badge" style="background:#6c757d">&nbsp;</span> Motion</span>
</div>

<!-- Fallback table for recordings list -->
<div class="card bg-dark border-secondary">
    <div class="card-body p-0">
        <div class="table-responsive">
            <table class="table table-dark table-hover mb-0">
                <thead>
                    <tr>
                        <th>Camera</th>
                        <th>Started</th>
                        <th>Duration</th>
                        <th>Trigger</th>
                        <th>Size</th>
                        <th></th>
                    </tr>
                </thead>
                <tbody id="recordings-list">
                    {% for rec in recordings %}
                    <tr>
                        <td>{{ rec.camera_id }}</td>
                        <td>{{ rec.started_at }}</td>
                        <td>{{ rec.duration_s }}s</td>
                        <td><span class="badge bg-secondary">{{ rec.trigger }}</span></td>
                        <td>{{ rec.file_size }}</td>
                        <td>
                            <a href="/recordings/{{ rec.id }}/download" class="btn btn-sm btn-outline-light">
                                <i class="bi bi-download"></i>
                            </a>
                        </td>
                    </tr>
                    {% else %}
                    <tr>
                        <td colspan="6" class="text-center text-muted py-3">No recordings found</td>
                    </tr>
                    {% endfor %}
                </tbody>
            </table>
        </div>
    </div>
</div>

<script src="{{ url_for('static', filename='js/timeline.js') }}"></script>
<script src="{{ url_for('static', filename='js/pet-labeling.js') }}"></script>
<script>
(function() {
    'use strict';

    const dateInput = document.getElementById('timeline-date');
    const cameraSelect = document.getElementById('filter-camera');
    const container = document.getElementById('timeline-container');
    const placeholder = document.getElementById('timeline-placeholder');
    const playerCard = document.getElementById('player-card');
    const playerVideo = document.getElementById('player-video');
    const playerTitle = document.getElementById('player-title');
    const playerClose = document.getElementById('player-close');

    // Default to today
    dateInput.value = new Date().toISOString().split('T')[0];

    playerClose.addEventListener('click', () => {
        playerCard.classList.add('d-none');
        playerVideo.pause();
        playerVideo.src = '';
    });

    const playerVideoWrap = document.getElementById('player-video-wrap');

    async function loadDetections(recordingId) {
        try {
            const resp = await fetch(`/recordings/${recordingId}/detections`);
            if (!resp.ok) return [];
            return await resp.json();
        } catch (e) {
            return [];
        }
    }

    function handleSegmentClick(seg) {
        playerCard.classList.remove('d-none');
        playerTitle.textContent = `Recording #${seg.id} (${seg.type || 'motion'})`;
        playerVideo.src = `/recordings/${seg.id}/download`;
        playerVideo.play().catch(() => {});

        // Reset overlay while detections load
        if (window.PetLabeling) {
            PetLabeling.updateDetections(playerVideoWrap, []);
        }

        // Fetch detections for this recording and render overlay
        loadDetections(seg.id).then(detections => {
            if (window.PetLabeling) {
                PetLabeling.updateDetections(playerVideoWrap, detections);
            }
        });
    }

    function loadTimeline() {
        const cameraId = cameraSelect.value;
        const date = dateInput.value;

        if (!cameraId) {
            placeholder.classList.remove('d-none');
            // Remove any existing timeline canvases
            container.querySelectorAll('.timeline-row').forEach(el => el.remove());
            return;
        }

        placeholder.classList.add('d-none');
        container.querySelectorAll('.timeline-row').forEach(el => el.remove());

        const row = document.createElement('div');
        row.className = 'card bg-dark border-secondary mb-2 timeline-row';
        row.innerHTML = `
            <div class="card-header border-secondary py-1 small">${cameraId}</div>
            <div class="card-body p-2">
                <canvas data-height="48" style="width:100%;cursor:pointer"></canvas>
            </div>`;
        container.appendChild(row);

        const canvas = row.querySelector('canvas');
        const tl = new VigilarTimeline(canvas, {
            cameraId: cameraId,
            date: date,
            onClick: handleSegmentClick,
        });
        tl.load();
    }

    cameraSelect.addEventListener('change', loadTimeline);
    dateInput.addEventListener('change', loadTimeline);
})();
</script>
{% endblock %}