73 lines
2.0 KiB
PHP
73 lines
2.0 KiB
PHP
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<?php
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namespace App\Services;
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//use \League\Geotools\Geotools;
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use \GeoJson\Geometry\LineString;
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use \GeoJson\Feature\Feature;
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use \GeoJson\Feature\FeatureCollection;
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use \League\Geotools\Geotools;
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use \League\Geotools\Coordinate\Coordinate;
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class GeoService extends BaseService
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{
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/**
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* Return all of the coordinates, start to finish
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* Returned in the GeoJSON format
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* https://tools.ietf.org/html/rfc7946
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*
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* TODO: Save this data:
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* Once a PIREP is accepted, save this returned structure as a
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* JSON-encoded string into the raw_data field of the PIREP row
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*
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* @param \App\Models\Pirep|\App\Models\Flight $model
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* @return array
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*/
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public function getRouteCoordsGeoJSON($model): array
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{
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# NOTE!! GeoJSON takes coords in [lon, lat] format!!
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$line = new LineString([
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[$model->dpt_airport->lon, $model->dpt_airport->lat],
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[$model->arr_airport->lon, $model->arr_airport->lat],
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]);
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// TODO: Add markers for the start/end airports
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// TODO: Read from the ACARS data table
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$feature = new Feature($line, [], 1);
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$features = new FeatureCollection([$feature]);
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return [
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'features' => $features,
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//'center' => $center,
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];
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}
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/**
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* Determine the center point between two sets of coordinates
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* @param $latA
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* @param $lonA
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* @param $latB
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* @param $lonB
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* @return array
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* @throws \League\Geotools\Exception\InvalidArgumentException
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*/
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public function getCenter($latA, $lonA, $latB, $lonB)
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{
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$geotools = new Geotools();
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$coordA = new Coordinate([$latA, $lonA]);
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$coordB = new Coordinate([$latB, $lonB]);
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$vertex = $geotools->vertex()->setFrom($coordA)->setTo($coordB);
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$middlePoint = $vertex->middle();
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$center = [
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$middlePoint->getLatitude(),
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$middlePoint->getLongitude()
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];
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return $center;
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}
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}
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