{% comment %}

    Mini Leaflet Map item feature.
    This include adds a small leaflet map.
    
    E.G> --> {% include feature/mini-map/ latitude="46.725562" longitude="-117.009633" %}

    Options: 
    - "objectid" = feature a specific item from your metadata that has lat long. Using this option will set the map center and add a single marker to the map.
    - "latitude" = center of map, required if not using objectid
    - "longitude" = center of map, required if not using objectid 
    - "height" = height of the mini map in px (default 400px)
    - "map-zoom" = provide a zoom level, default 10
    - "map-link" = true/false, add a button link to the collection's default full map page (default false)
    - "basemap" = set basemap option, Esri_WorldStreetMap, Esri_NatGeoWorldMap, Esri_WorldImagery. default Esri_WorldImagery.

{% endcomment %}
{% capture map_id %}mini-map_{{ include.latitude | slugify }}{% endcapture %}
{% assign map-item = site.data[site.metadata] | where: "objectid", include.objectid | first %}
<style>
#{{ map_id }} { height: {{ include.height | default: '400px' }}; z-index: 98; }
</style>
<div id="{{ map_id }}"></div>
{% if include.map-link == true %}
<a href="{{ '/map/' | relative_url }}?location={{ map-item.latitude | default: include.latitude }},{{ map-item.longitude | default: include.longitude }}{%if include.objectid %}&marker={{ include.objectid }}{% endif %}" class="btn btn-outline-primary my-3">View on Full Map</a>{% endif %}
<!-- load leaflet dependencies -->
<link rel="stylesheet" href="{{ site.lib-assets | default: '/assets/lib' | relative_url }}/leaflet/leaflet.css">
<link rel="stylesheet" href="{{ site.lib-assets | default: '/assets/lib' | relative_url }}/leaflet/leaflet.fullscreen.css">
<script src="{{ site.lib-assets | default: '/assets/lib' | relative_url }}/leaflet/leaflet.js"></script>
<script src="{{ site.lib-assets | default: '/assets/lib' | relative_url }}/leaflet/Leaflet.fullscreen.min.js"></script>

<script>
    // initial start point
    var mapCenter = [{{ map-item.latitude | default: include.latitude }}, {{ map-item.longitude | default: include.longitude }}];
    var mapZoom = {{ include.map-zoom | default: 10 }};
    /* init map, set center and zoom */
    var map = L.map('{{ map_id }}').setView(mapCenter, mapZoom);

    /* add map layer options */
    var Esri_WorldStreetMap = L.tileLayer('https://server.arcgisonline.com/ArcGIS/rest/services/World_Street_Map/MapServer/tile/{z}/{y}/{x}', {
        attribution: 'Tiles &copy; Esri &mdash; Source: Esri, DeLorme, NAVTEQ, USGS, Intermap, iPC, NRCAN, Esri Japan, METI, Esri China (Hong Kong), Esri (Thailand), TomTom, 2012'
    });
    var Esri_NatGeoWorldMap = L.tileLayer('https://server.arcgisonline.com/ArcGIS/rest/services/NatGeo_World_Map/MapServer/tile/{z}/{y}/{x}', {
        attribution: 'Tiles &copy; Esri &mdash; National Geographic, Esri, DeLorme, NAVTEQ, UNEP-WCMC, USGS, NASA, ESA, METI, NRCAN, GEBCO, NOAA, iPC',
        maxZoom: 16
    });
    var Esri_WorldImagery = L.tileLayer('https://server.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer/tile/{z}/{y}/{x}', {
        attribution: 'Tiles &copy; Esri &mdash; Source: Esri, i-cubed, USDA, USGS, AEX, GeoEye, Getmapping, Aerogrid, IGN, IGP, UPR-EGP, and the GIS User Community'
    });
    /* add base map switcher */
    var baseMaps = {
        "Esri World StreetMap": Esri_WorldStreetMap,
        "Esri National Geo": Esri_NatGeoWorldMap,
        "Esri Imagery": Esri_WorldImagery
    };
    L.control.layers(baseMaps).addTo(map);
    /* load base map */
    {{ include.basemap | default: 'Esri_WorldImagery' }}.addTo(map);
    /* add fullscreen control */ 
    map.addControl(new L.Control.Fullscreen());

    {% if include.objectid %}
    /* add marker */ 
    L.marker(mapCenter).addTo(map)
    .bindPopup('{{ map-item.title | escape }}');{% endif %}

</script>
