368 lines
11 KiB
PHP
368 lines
11 KiB
PHP
<?php
|
|
|
|
namespace App\Services;
|
|
|
|
use App\Interfaces\Service;
|
|
use App\Models\Acars;
|
|
use App\Models\Enums\AcarsType;
|
|
use App\Models\Flight;
|
|
use App\Models\GeoJson;
|
|
use App\Models\Pirep;
|
|
use App\Repositories\AcarsRepository;
|
|
use App\Repositories\NavdataRepository;
|
|
use Illuminate\Database\Eloquent\ModelNotFoundException;
|
|
use Illuminate\Support\Collection;
|
|
use League\Geotools\Coordinate\Coordinate;
|
|
use League\Geotools\Geotools;
|
|
use Log;
|
|
|
|
/**
|
|
* Class GeoService
|
|
* @package App\Services
|
|
*/
|
|
class GeoService extends Service
|
|
{
|
|
private $acarsRepo, $navRepo;
|
|
|
|
/**
|
|
* GeoService constructor.
|
|
* @param AcarsRepository $acarsRepo
|
|
* @param NavdataRepository $navRepo
|
|
*/
|
|
public function __construct(
|
|
AcarsRepository $acarsRepo,
|
|
NavdataRepository $navRepo
|
|
) {
|
|
$this->acarsRepo = $acarsRepo;
|
|
$this->navRepo = $navRepo;
|
|
}
|
|
|
|
/**
|
|
* Determine the closest set of coordinates from the starting position
|
|
* @param array $coordStart
|
|
* @param array $all_coords
|
|
* @return mixed
|
|
* @throws \League\Geotools\Exception\InvalidArgumentException
|
|
*/
|
|
public function getClosestCoords($coordStart, $all_coords)
|
|
{
|
|
$distance = [];
|
|
$geotools = new Geotools();
|
|
$start = new Coordinate($coordStart);
|
|
|
|
foreach ($all_coords as $coords) {
|
|
$coord = new Coordinate($coords);
|
|
$dist = $geotools->distance()->setFrom($start)->setTo($coord);
|
|
$distance[] = $dist->greatCircle();
|
|
}
|
|
|
|
$distance = collect($distance);
|
|
$min = $distance->min();
|
|
|
|
return $all_coords[$distance->search($min, true)];
|
|
}
|
|
|
|
/**
|
|
* Pass in a route string, with the departure/arrival airports, and the
|
|
* starting coordinates. Return the route points that have been found
|
|
* from the `navdata` table
|
|
* @param $dep_icao string ICAO to ignore
|
|
* @param $arr_icao string ICAO to ignore
|
|
* @param $start_coords array Starting point, [x, y]
|
|
* @param $route string Textual route
|
|
* @return array
|
|
*/
|
|
public function getCoordsFromRoute($dep_icao, $arr_icao, $start_coords, $route): array
|
|
{
|
|
$coords = [];
|
|
$filter_points = [$dep_icao, $arr_icao, 'SID', 'STAR'];
|
|
|
|
$split_route = collect(explode(' ', $route))->transform(function ($point) {
|
|
if (empty($point)) {
|
|
return false;
|
|
}
|
|
|
|
return strtoupper(trim($point));
|
|
})->filter(function ($point) use ($filter_points) {
|
|
return !(empty($point) || \in_array($point, $filter_points, true));
|
|
});
|
|
|
|
/**
|
|
* @var $split_route Collection
|
|
* @var $route_point Acars
|
|
*/
|
|
foreach ($split_route as $route_point) {
|
|
Log::debug('Looking for '.$route_point);
|
|
|
|
try {
|
|
$points = $this->navRepo->findWhere(['id' => $route_point]);
|
|
} catch (ModelNotFoundException $e) {
|
|
continue;
|
|
} catch (\Exception $e) {
|
|
Log::error($e);
|
|
continue;
|
|
}
|
|
|
|
$size = \count($points);
|
|
|
|
if ($size === 0) {
|
|
continue;
|
|
} elseif ($size === 1) {
|
|
$point = $points[0];
|
|
Log::debug('name: '.$point->id.' - '.$point->lat.'x'.$point->lon);
|
|
$coords[] = $point;
|
|
continue;
|
|
}
|
|
|
|
# Find the point with the shortest distance
|
|
Log::info('found '.$size.' for '.$route_point);
|
|
|
|
# Get the start point and then reverse the lat/lon reference
|
|
# If the first point happens to have multiple possibilities, use
|
|
# the starting point that was passed in
|
|
if (\count($coords) > 0) {
|
|
$start_point = $coords[\count($coords) - 1];
|
|
$start_point = [$start_point->lat, $start_point->lon];
|
|
} else {
|
|
$start_point = $start_coords;
|
|
}
|
|
|
|
# Put all of the lat/lon sets into an array to pick of what's clsest
|
|
# to the starting point
|
|
$potential_coords = [];
|
|
foreach ($points as $point) {
|
|
$potential_coords[] = [$point->lat, $point->lon];
|
|
}
|
|
|
|
# returns an array with the closest lat/lon to start point
|
|
$closest_coords = $this->getClosestCoords($start_point, $potential_coords);
|
|
foreach ($points as $point) {
|
|
if ($point->lat === $closest_coords[0] && $point->lon === $closest_coords[1]) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
$coords[] = $point;
|
|
}
|
|
|
|
return $coords;
|
|
}
|
|
|
|
/**
|
|
* Determine the center point between two sets of coordinates
|
|
* @param $latA
|
|
* @param $lonA
|
|
* @param $latB
|
|
* @param $lonB
|
|
* @return array
|
|
* @throws \League\Geotools\Exception\InvalidArgumentException
|
|
*/
|
|
public function getCenter($latA, $lonA, $latB, $lonB)
|
|
{
|
|
$geotools = new Geotools();
|
|
$coordA = new Coordinate([$latA, $lonA]);
|
|
$coordB = new Coordinate([$latB, $lonB]);
|
|
|
|
$vertex = $geotools->vertex()->setFrom($coordA)->setTo($coordB);
|
|
$middlePoint = $vertex->middle();
|
|
|
|
$center = [
|
|
$middlePoint->getLatitude(),
|
|
$middlePoint->getLongitude()
|
|
];
|
|
|
|
return $center;
|
|
}
|
|
|
|
/**
|
|
* Read an array/relationship of ACARS model points
|
|
* @param Pirep $pirep
|
|
* @return array
|
|
*/
|
|
public function getFeatureFromAcars(Pirep $pirep)
|
|
{
|
|
// Get the two airports
|
|
$airports = new GeoJson();
|
|
$airports->addPoint($pirep->dpt_airport->lat, $pirep->dpt_airport->lon, [
|
|
'name' => $pirep->dpt_airport->name,
|
|
'icao' => $pirep->dpt_airport->icao,
|
|
'type' => 'D',
|
|
]);
|
|
|
|
$airports->addPoint($pirep->arr_airport->lat, $pirep->arr_airport->lon, [
|
|
'name' => $pirep->arr_airport->name,
|
|
'icao' => $pirep->arr_airport->icao,
|
|
'type' => 'A',
|
|
]);
|
|
|
|
$route = new GeoJson();
|
|
|
|
$actual_route = $this->acarsRepo->forPirep($pirep->id, AcarsType::FLIGHT_PATH);
|
|
foreach ($actual_route as $point) {
|
|
$route->addPoint($point->lat, $point->lon, [
|
|
'pirep_id' => $pirep->id,
|
|
'alt' => $point->altitude,
|
|
//'popup' => 'GS: '.$point->gs.'<br />Alt: '.$point->altitude,
|
|
]);
|
|
}
|
|
|
|
/**
|
|
* @var $point \App\Models\Acars
|
|
*/
|
|
/*foreach ($pirep->acars as $point) {
|
|
$route->addPoint($point->lat, $point->lon, [
|
|
'pirep_id' => $pirep->id,
|
|
'alt' => $point->altitude,
|
|
]);
|
|
}*/
|
|
|
|
return [
|
|
'position' => [
|
|
'lat' => $pirep->position->lat,
|
|
'lon' => $pirep->position->lon,
|
|
],
|
|
'line' => $route->getLine(),
|
|
'points' => $route->getPoints(),
|
|
'airports' => [
|
|
'a' => [
|
|
'icao' => $pirep->arr_airport->icao,
|
|
'lat' => $pirep->arr_airport->lat,
|
|
'lon' => $pirep->arr_airport->lon,
|
|
],
|
|
'd' => [
|
|
'icao' => $pirep->dpt_airport->icao,
|
|
'lat' => $pirep->dpt_airport->lat,
|
|
'lon' => $pirep->dpt_airport->lon,
|
|
],
|
|
]
|
|
];
|
|
}
|
|
|
|
/**
|
|
* Return a single feature point for the
|
|
*/
|
|
public function getFeatureForLiveFlights($pireps)
|
|
{
|
|
$flight = new GeoJson();
|
|
|
|
/**
|
|
* @var Pirep $pirep
|
|
*/
|
|
foreach ($pireps as $pirep) {
|
|
/**
|
|
* @var $point \App\Models\Acars
|
|
*/
|
|
$point = $pirep->position;
|
|
if (!$point) {
|
|
continue;
|
|
}
|
|
|
|
$flight->addPoint($point->lat, $point->lon, [
|
|
'pirep_id' => $pirep->id,
|
|
'alt' => $point->altitude,
|
|
'heading' => $point->heading ?: 0,
|
|
]);
|
|
}
|
|
|
|
return $flight->getPoints();
|
|
}
|
|
|
|
/**
|
|
* Return a FeatureCollection GeoJSON object
|
|
* @param Flight $flight
|
|
* @return array
|
|
*/
|
|
public function flightGeoJson(Flight $flight): array
|
|
{
|
|
$route = new GeoJson();
|
|
|
|
## Departure Airport
|
|
$route->addPoint($flight->dpt_airport->lat, $flight->dpt_airport->lon, [
|
|
'name' => $flight->dpt_airport->icao,
|
|
'popup' => $flight->dpt_airport->full_name,
|
|
'icon' => 'airport',
|
|
]);
|
|
|
|
if ($flight->route) {
|
|
$all_route_points = $this->getCoordsFromRoute(
|
|
$flight->dpt_airport->icao,
|
|
$flight->arr_airport->icao,
|
|
[$flight->dpt_airport->lat, $flight->dpt_airport->lon],
|
|
$flight->route);
|
|
|
|
// lat, lon needs to be reversed for GeoJSON
|
|
foreach ($all_route_points as $point) {
|
|
$route->addPoint($point->lat, $point->lon, [
|
|
'name' => $point->name,
|
|
'popup' => $point->name.' ('.$point->name.')',
|
|
'icon' => ''
|
|
]);
|
|
}
|
|
}
|
|
|
|
$route->addPoint($flight->arr_airport->lat, $flight->arr_airport->lon, [
|
|
'name' => $flight->arr_airport->icao,
|
|
'popup' => $flight->arr_airport->full_name,
|
|
'icon' => 'airport',
|
|
]);
|
|
|
|
return [
|
|
'route_points' => $route->getPoints(),
|
|
'planned_route_line' => $route->getLine(),
|
|
];
|
|
}
|
|
|
|
/**
|
|
* Return a GeoJSON FeatureCollection for a PIREP
|
|
* @param Pirep $pirep
|
|
* @return array
|
|
*/
|
|
public function pirepGeoJson(Pirep $pirep)
|
|
{
|
|
$planned = new GeoJson();
|
|
$actual = new GeoJson();
|
|
|
|
/**
|
|
* PLANNED ROUTE
|
|
*/
|
|
$planned->addPoint($pirep->dpt_airport->lat, $pirep->dpt_airport->lon, [
|
|
'name' => $pirep->dpt_airport->icao,
|
|
'popup' => $pirep->dpt_airport->full_name,
|
|
]);
|
|
|
|
$planned_route = $this->acarsRepo->forPirep($pirep->id, AcarsType::ROUTE);
|
|
foreach ($planned_route as $point) {
|
|
$planned->addPoint($point->lat, $point->lon, [
|
|
'name' => $point->name,
|
|
'popup' => $point->name.' ('.$point->name.')',
|
|
]);
|
|
}
|
|
|
|
$planned->addPoint($pirep->arr_airport->lat, $pirep->arr_airport->lon, [
|
|
'name' => $pirep->arr_airport->icao,
|
|
'popup' => $pirep->arr_airport->full_name,
|
|
'icon' => 'airport',
|
|
]);
|
|
|
|
/**
|
|
* ACTUAL ROUTE
|
|
*/
|
|
$actual_route = $this->acarsRepo->forPirep($pirep->id, AcarsType::FLIGHT_PATH);
|
|
foreach ($actual_route as $point) {
|
|
$actual->addPoint($point->lat, $point->lon, [
|
|
'pirep_id' => $pirep->id,
|
|
'name' => $point->altitude,
|
|
'popup' => 'GS: '.$point->gs.'<br />Alt: '.$point->altitude,
|
|
]);
|
|
}
|
|
|
|
return [
|
|
'planned_rte_points' => $planned->getPoints(),
|
|
'planned_rte_line' => $planned->getLine(),
|
|
|
|
'actual_route_points' => $actual->getPoints(),
|
|
'actual_route_line' => $actual->getLine(),
|
|
];
|
|
}
|
|
}
|