{% extends "documents/base_documents.html" %}
{% load i18n static documents_tags %}

{% block title %}
    {% translate "Plan géolocalisé" %} - {{ document.title }}
{% endblock title %}

{% block head %}
    {{ block.super }}
    <style>
        #map .maplibregl-ctrl-top-right,
        #map .mapboxgl-ctrl-top-right {
            top: 10px !important;
        }
        .map-header {
            background: linear-gradient(135deg, #0284c7, #0369a1);
            color: #fff;
            padding: 1rem 1.5rem;
            border-radius: 8px;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
            margin-bottom: 1.5rem;
        }
        .map-container {
            height: 680px;
            width: 100%;
            border-radius: 8px;
            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
            position: relative;
        }
        .map-control-card {
            position: absolute;
            top: 20px;
            right: 20px;
            z-index: 10;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(8px);
            border-radius: 8px;
            width: 250px;
            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
        }
    </style>
{% endblock head %}

{% block content %}
<div class="container-fluid py-4">
    <!-- Header -->
    <div class="map-header d-flex justify-content-between align-items-center flex-wrap gap-3">
        <div>
            <nav aria-label="breadcrumb">
                <ol class="breadcrumb mb-1">
                    <li class="breadcrumb-item"><a href="{% url 'documents:list' %}" class="text-white-50">{% translate "Documents" %}</a></li>
                    <li class="breadcrumb-item"><a href="{% url 'documents:detail' document.pk %}" class="text-white-50">{{ document.title }}</a></li>
                    <li class="breadcrumb-item active text-white" aria-current="page">{% translate "Visualisation" %}</li>
                </ol>
            </nav>
            <h3 class="mb-0 fw-bold">
                <i class="bi bi-map-fill"></i> {% translate "Visualisation sur la carte" %}
            </h3>
        </div>
        <div>
            <a href="{% url 'documents:detail' document.pk %}" class="btn btn-outline-light btn-sm px-4">
                <i class="bi bi-arrow-left"></i> {% translate "Retour au document" %}
            </a>
        </div>
    </div>

    <!-- Map Area -->
    <div class="card border-0 mb-4 shadow-sm">
        <div class="card-body p-0 position-relative">
            <div id="map" class="map-container"></div>
            
            <!-- Map Controls Panel -->
            <div class="map-control-card p-3 border">
                <h6 class="fw-bold mb-2 text-dark"><i class="bi bi-sliders me-2 text-primary"></i>{% translate "Contrôles" %}</h6>
                
                <div class="mb-2">
                    <label for="opacityRange" class="form-label small fw-bold text-secondary">{% translate "Opacité du plan" %}</label>
                    <input type="range" class="form-range" id="opacityRange" min="0" max="1" step="0.05" value="0.7">
                </div>
            </div>
        </div>
    </div>
</div>
{% endblock content %}

{% block script %}
    {{ block.super }}
    <script src="{% static 'common/layer-switcher-control.js' %}"></script>
    <script src="{% static 'common/address_search_control.js' %}"></script>
    <script>
    document.addEventListener("DOMContentLoaded", function() {
        const pageImageUrl = "{% url 'documents:page_image' document.pk document.georeference_page %}";
        const coords = {{ document.georeference_coords|safe }};
        
        let mapStyle = window.MAP_STYLE_LIGHT;
        if (!mapStyle) {
            mapStyle = "https://basemaps.cartocdn.com/gl/positron-gl-style/style.json";
        }
        
        // Initialize Map
        const map = new maplibregl.Map({
            container: 'map',
            style: mapStyle,
            center: [coords[0][0], coords[0][1]],
            zoom: 16
        });
        
        map.addControl(new maplibregl.NavigationControl(), 'top-right');

        // Keep overlay layer always on top of base layers and orthophotos
        map.on('styledata', () => {
            if (map.getLayer('overlay-lyr')) {
                const layers = map.getStyle().layers;
                if (layers && layers.length > 0 && layers[layers.length - 1].id !== 'overlay-lyr') {
                    map.moveLayer('overlay-lyr');
                }
            }
        });

        // Add Geocoding/Address search control
        if (typeof AddressSearchControl !== 'undefined') {
            const searchCtrl = new AddressSearchControl({
                autocompleteUrl: "{% url 'common:autocomplete_street' %}"
            });
            map.addControl(searchCtrl, 'top-left');
            
            searchCtrl.addEventListener('address-selected', function(e) {
                if (e.detail && e.detail.lon && e.detail.lat) {
                    map.flyTo({
                        center: [e.detail.lon, e.detail.lat],
                        zoom: 17
                    });
                }
            });
        }

        // Add Satellite Layer Switcher Control
        if (typeof LayerSwitcherControl !== 'undefined') {
            const layerSwitcher = new LayerSwitcherControl({
                layers: [
                    {
                        id: 'ortho',
                        name: 'Orthophotos',
                        icon: 'satellite',
                        group: 'ortho',
                        layer: {
                            type: 'raster',
                            paint: { 'raster-opacity': 1 }
                        },
                        sublayers: [
                            {
                                id: 'urbis',
                                name: window.MAP_ORTHO_WMS_NAME || 'Urbis (Bruxelles)',
                                default: true,
                                source: {
                                    type: 'raster',
                                    tiles: [
                                        window.MAP_ORTHO_WMS_URL || 'https://geoservices-urbis.irisnet.be/geoserver/urbisgrid/wms?service=WMS&version=1.3.0&request=GetMap&layers=Ortho&styles=&format=image/png&transparent=true&width=256&height=256&crs=EPSG:3857&bbox={bbox-epsg-3857}'
                                    ],
                                    tileSize: 256,
                                    attribution: window.MAP_ORTHO_WMS_ATTRIBUTION || '© Brussels UrbIS'
                                }
                            },
                            {
                                id: 'vlaanderen',
                                name: 'Vlaanderen 2023',
                                source: {
                                    type: 'raster',
                                    tiles: [
                                        'https://geo.api.vlaanderen.be/OMW/wmts?SERVICE=WMTS&REQUEST=GetTile&VERSION=1.0.0&LAYER=omwrgb23vl&STYLE=&FORMAT=image/png&TILEMATRIXSET=GoogleMapsVL&TILEMATRIX={z}&TILEROW={y}&TILECOL={x}'
                                    ],
                                    tileSize: 256,
                                    attribution: '© Digitaal Vlaanderen - Orthofoto 2023'
                                }
                            }
                        ]
                    }
                ]
            });
            map.addControl(layerSwitcher, 'top-left');
        }

        // Zoom map to the coordinates boundaries
        const lngs = coords.map(c => c[0]);
        const lats = coords.map(c => c[1]);
        map.fitBounds([
            [Math.min(...lngs), Math.min(...lats)],
            [Math.max(...lngs), Math.max(...lats)]
        ], { padding: 80, maxZoom: 18, animate: false });

        map.on('load', function() {
            // Add Image source and layer
            map.addSource('overlay-src', {
                type: 'image',
                url: pageImageUrl,
                coordinates: coords
            });
            
            map.addLayer({
                id: 'overlay-lyr',
                type: 'raster',
                source: 'overlay-src',
                paint: {
                    'raster-opacity': 0.7
                }
            });
        });
        
        // Opacity control
        const opacityRange = document.getElementById('opacityRange');
        opacityRange.addEventListener('input', function() {
            if (map.getLayer('overlay-lyr')) {
                map.setPaintProperty('overlay-lyr', 'raster-opacity', parseFloat(this.value));
            }
        });
    });
    </script>
{% endblock script %}