dbstorage/dbapp/mainapp/templates/mainapp/source_map.html

{% extends "mainapp/base.html" %}
{% load static %}
{% block title %}Карта объектов{% endblock title %}

{% block extra_css %}
<!-- Leaflet CSS -->
<link href="{% static 'leaflet/leaflet.css' %}" rel="stylesheet">
<link href="{% static 'leaflet-measure/leaflet-measure.css' %}" rel="stylesheet">
<link href="{% static 'leaflet-tree/L.Control.Layers.Tree.css' %}" rel="stylesheet">
<style>
    body {
        overflow: hidden;
    }
    #map {
        position: fixed;
        top: 56px; /* Высота navbar */
        bottom: 0;
        left: 0;
        right: 0;
        z-index: 1;
    }

    .legend {
        background: white;
        padding: 8px;
        border-radius: 4px;
        box-shadow: 0 0 10px rgba(0,0,0,0.2);
        font-size: 11px;
    }
    .legend h6 {
        font-size: 12px;
        margin: 0 0 6px 0;
    }
    .legend-item {
        margin: 3px 0;
        display: flex;
        align-items: center;
    }
    .legend-marker {
        width: 18px;
        height: 30px;
        margin-right: 6px;
        background-size: contain;
        background-repeat: no-repeat;
    }
</style>
{% endblock %}

{% block content %}
<div id="map"></div>
{% endblock content %}

{% block extra_js %}
<!-- Leaflet JavaScript -->
<script src="{% static 'leaflet/leaflet.js' %}"></script>
<script src="{% static 'leaflet-measure/leaflet-measure.ru.js' %}"></script>
<script src="{% static 'leaflet-tree/L.Control.Layers.Tree.js' %}"></script>

<script>
    // Инициализация карты
    let map = L.map('map').setView([55.75, 37.62], 10);
    L.control.scale({
        imperial: false,
        metric: true
    }).addTo(map);
    map.attributionControl.setPrefix(false);
    
    const street = L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', {
        maxZoom: 19,
        attribution: '&copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors'
    });
    street.addTo(map);
    
    const satellite = L.tileLayer('https://server.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer/tile/{z}/{y}/{x}', {
        attribution: 'Tiles &copy; Esri'
    });
    
    const street_local = L.tileLayer('http://127.0.0.1:8080/styles/basic-preview/{z}/{x}/{y}.png', {
        maxZoom: 19,
        attribution: 'Local Tiles'
    });
    
    const baseLayers = {
        "Улицы": street,
        "Спутник": satellite,
        "Локально": street_local
    };
    
    L.control.layers(baseLayers).addTo(map);
    map.setMaxZoom(18);
    map.setMinZoom(0);
    L.control.measure({ primaryLengthUnit: 'kilometers' }).addTo(map);

    // Цвета для маркеров
    var markerColors = {
        'blue': 'blue',
        'orange': 'orange', 
        'green': 'green',
        'violet': 'violet'
    };
    
    var getColorIcon = function(color) {
        return L.icon({
            iconUrl: '{% static "leaflet-markers/img/marker-icon-" %}' + color + '.png',
            shadowUrl: '{% static "leaflet-markers/img/marker-shadow.png" %}',
            iconSize: [25, 41],
            iconAnchor: [12, 41],
            popupAnchor: [1, -34],
            shadowSize: [41, 41]
        });
    };

    var overlays = [];

    // Создаём слои для каждого типа координат
    {% for group in groups %}
        var groupName = '{{ group.name|escapejs }}';
        var colorName = '{{ group.color }}';
        var groupIcon = getColorIcon(colorName);
        var groupLayer = L.layerGroup();

        var subgroup = [];
        {% for point_data in group.points %}
            var pointName = "{{ point_data.source_id|escapejs }}";
            var marker = L.marker([{{ point_data.point.1|safe }}, {{ point_data.point.0|safe }}], {
                icon: groupIcon
            }).bindPopup(pointName);
            groupLayer.addLayer(marker);

            subgroup.push({
                label: "{{ forloop.counter }} - {{ point_data.source_id|escapejs }}",
                layer: marker
            });
        {% endfor %}

        overlays.push({
            label: groupName,
            selectAllCheckbox: true,
            children: subgroup,
            layer: groupLayer
        });
    {% endfor %}

    // Корневая группа
    const rootGroup = {
        label: "Все точки",
        selectAllCheckbox: true,
        children: overlays,
        layer: L.layerGroup()
    };

    // Создаём tree control
    const layerControl = L.control.layers.tree(baseLayers, [rootGroup], {
        collapsed: false,
        autoZIndex: true
    });
    layerControl.addTo(map);

    // Подгоняем карту под все маркеры
    {% if groups %}
        var groupBounds = L.featureGroup([]);
        {% for group in groups %}
            {% for point_data in group.points %}
                groupBounds.addLayer(L.marker([{{ point_data.point.1|safe }}, {{ point_data.point.0|safe }}]));
            {% endfor %}
        {% endfor %}
        map.fitBounds(groupBounds.getBounds().pad(0.1));
    {% endif %}

    // Добавляем легенду в левый нижний угол
    var legend = L.control({ position: 'bottomleft' });
    legend.onAdd = function(map) {
        var div = L.DomUtil.create('div', 'legend');
        div.innerHTML = '<h6><strong>Легенда</strong></h6>';
        
        {% for group in groups %}
            div.innerHTML += `
                <div class="legend-item">
                    <div class="legend-marker" style="background-image: url('{% static "leaflet-markers/img/marker-icon-" %}{{ group.color }}.png');"></div>
                    <span>{{ group.name|escapejs }}</span>
                </div>
            `;
        {% endfor %}
        
        return div;
    };
    legend.addTo(map);
</script>
{% endblock extra_js %}