112 lines
2.3 KiB
JavaScript
112 lines
2.3 KiB
JavaScript
class MapboxField {
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/**
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* @param {jQuery} $container
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*/
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constructor($container) {
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this.$container = $container;
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this.rendered = false;
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}
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/**
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* @returns {string}
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* @private
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*/
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static _getAccessToken() {
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return window.mapboxAccessToken;
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}
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/**
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* @returns {string[]}
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* @private
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*/
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_getLngLatValue() {
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return [
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this._getLngField().val(),
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this._getLatField().val()
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]
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}
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/**
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* @param {[]} coords
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* @private
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*/
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_setLngLatValue(coords) {
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this._getLngField().val(coords[0]).change();
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this._getLatField().val(coords[1]).change();
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}
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/**
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* @returns {jQuery}
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* @private
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*/
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_getLngField() {
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return this.$container.find('input[data-mapbox-field="Lng"]');
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}
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/**
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* @returns {jQuery}
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* @private
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*/
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_getLatField() {
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return this.$container.find('input[data-mapbox-field="Lat"]');
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}
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/**
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* Render the map
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*/
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render() {
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if (this.rendered) {
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return;
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}
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// Set up map
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mapboxgl.accessToken = MapboxField._getAccessToken();
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const map = new mapboxgl.Map({
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center: this._getLngLatValue(),
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container: this.$container.find('.mapbox__map').get(0),
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style: this.$container.data('style') ? this.$container.data('style') : 'mapbox://styles/mapbox/basic-v9',
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zoom: 15,
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});
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// Add marker
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const marker = new mapboxgl.Marker({
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draggable: true,
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})
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.setLngLat(this._getLngLatValue())
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.addTo(map);
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// Udpdate the coordinates after dragging marker
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marker.on('dragend', () => {
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this._onMarkerUpdate(marker);
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});
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// Add geocoder to map
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const geocoder = new MapboxGeocoder({
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accessToken: MapboxField._getAccessToken()
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});
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map.addControl(geocoder);
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// Update the marker after geocoding
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geocoder.on('result', (event) => {
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marker.setLngLat(event.result.geometry.coordinates);
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this._onMarkerUpdate(marker);
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});
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map.addControl(new mapboxgl.NavigationControl());
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this.rendered = true;
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}
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/**
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* @param {Object} marker
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* @private
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*/
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_onMarkerUpdate(marker) {
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const lngLat = marker.getLngLat();
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this._setLngLatValue([lngLat.lng, lngLat.lat]);
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this.$container.parents('form').find('input[name="LatLngOverride"]').prop('checked', true);
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}
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}
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export default MapboxField;
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