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<script>
import { onMount, onDestroy } from 'svelte';
import { browser } from '$app/environment';
import html2canvas from 'html2canvas';
import { Icon } from '$comp';
import 'maplibre-gl/dist/maplibre-gl.css';
export let locations;
let map;
let mapContainer;
let markers = [];
let currentIndex = -1;
let timeout;
function select(m) {
stopFlying();
currentIndex = inview.indexOf(m);
flyToMarker(m);
}
async function flyToMarker(marker) {
marker.getElement().click();
map.flyTo({
zoom: 14,
center: marker.getLngLat(),
essential: true,
easing: function (t) {
return 1 - Math.pow(1 - t, 3);
},
duration: 5000
});
await new Promise((r) => setTimeout(r, 5000));
if (!timeout) return;
map.flyTo({
zoom: 10.5,
center: marker.getLngLat(),
essential: true,
easing: function (t) {
return 1 - Math.pow(1 - t, 3);
},
duration: 2000
});
}
let toggle = () => {
if (timeout) stopFlying();
else startFlying();
};
let currentPopup;
function startFlying() {
currentIndex++;
for (let p in popups) popups[p].remove();
if (currentIndex >= inview.length) currentIndex = 0;
flyToMarker(inview[currentIndex]);
timeout = setTimeout(startFlying, 7000);
}
function stopFlying() {
if (!timeout) return;
timeout = clearTimeout(timeout);
if (currentPopup) {
currentPopup.remove();
}
map.jumpTo({ center: map.getCenter(), zoom: map.getZoom() });
map.off('moveend'); // Remove moveend listener if set
}
let checkAddress = (location) => {
if (location['addr:housenumber'] && location['addr:street'] && location['addr:city']) {
return `${
location['addr:housenumber'] + ' ' + location['addr:street'] + ', ' + location['addr:city']
}`;
} else if (location['addr:street'] && location['addr:city']) {
return `${location['addr:street'] + ', ' + location['addr:city']}`;
} else if (location['addr:city']) {
return `${location['addr:city']}`;
} else {
return '';
}
};
let inview = [];
function updateLabelVisibility() {
inview = [];
if (!map) return;
let zoom = map.getZoom();
let bounds = map.getBounds();
for (let marker of markers) {
let isInView = bounds.contains(marker.getLngLat());
let { tags } = marker;
if (isInView) {
inview.push(marker);
}
}
inview = inview.sort((a, b) => a.tags.name.localeCompare(b.tags.name));
}
let html = (tags) => `${
tags && tags.name ? `<span class='block font-bold'>${tags.name}</span>` : ''
}
<span class='block'>${tags && checkAddress(tags)}</span>
${tags && tags.phone ? `<a href='tel:${tags.phone}' class='block'>${tags.phone}</a>` : ''}
${
tags && tags.website
? `<a href=${tags.website} target="_blank" rel="noreferrer" class='block text-blue-400 break-all'>${tags.website}</a>`
: ''
}`;
let popups = {};
let counter = 0;
onMount(() => {
if (browser) {
import('maplibre-gl').then(({ default: maplibre }) => {
map = new maplibre.Map({
container: mapContainer,
style: 'https://tiles.stadiamaps.com/styles/stamen_toner.json',
center: [-123.05, 49.26],
zoom: 10.5
});
map.on('load', () => {
locations.forEach((location) => {
if (location['deleted_at']) return;
let { lat, lon, tags } = location['osm_json'];
if (!(lat && lon)) return;
let element = document.createElement('div');
element.className = 'marker';
let marker = new maplibre.Marker({ color: '#F7931A' })
.setLngLat([lon, lat])
.setPopup(new maplibre.Popup().setHTML(html(tags)))
.addTo(map);
marker.id = counter++;
marker.getElement().addEventListener('click', () => {
let h = html(marker.tags);
let p = marker.getPopup();
popups[marker.id] = p;
p.setHTML(h);
p.on('close', () => {
delete popups[marker.id];
});
});
marker.tags = tags;
markers.push(marker);
});
updateLabelVisibility();
let observer = new IntersectionObserver(
(entries, observer) => {
entries.forEach((entry) => {
if (entry.isIntersecting) startFlying();
else stopFlying();
});
},
{ threshold: 0.5 }
);
observer.observe(mapContainer);
});
map.on('mousedown', stopFlying);
map.on('touchstart', stopFlying);
map.on('wheel', stopFlying);
map.on('dragstart', stopFlying);
});
}
});
onDestroy(() => {
if (map) {
map.remove();
}
});
</script>
<div class="container mx-auto max-w-4xl">
<div class="flex w-full">
<div class="mx-auto h-[550px] w-full z-0" bind:this={mapContainer} />
<div class="relative">
<button
class="absolute flex top-2 right-2 rounded-full border-2 border-black bg-white w-10 h-10"
on:click={toggle}
>
{#if timeout}
<Icon icon="pause" style="w-4 m-auto" />
{:else}
<Icon icon="play" style="w-4 m-auto" />
{/if}
</button>
<div class="absolute bottom-2 right-2 w-60 h-60 bg-white overflow-y-scroll p-4 bg-opacity-80">
{#each inview as m}
<button
on:click={() => select(m)}
class="text-left"
class:font-bold={m.id === inview[currentIndex]?.id}
id={`marker-${m.id}`}>{m.tags.name}</button
>
{/each}
</div>
</div>
</div>
{inview.length}
</div>
<style>
:global(.maplibregl-popup-close-button) {
font-size: 24px;
padding: 8px;
}
:global(.maplibregl-popup :focus) {
outline: none;
}
:global(.maplibregl-ctrl-attrib) {
display: none;
}
:global(.maplibregl-popup-content) {
padding: 1em 2em;
border-radius: 4px;
font-size: 14px;
color: black;
background-color: white;
overflow: hidden;
width: 280px;
}
</style>
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