76 lines
2.3 KiB
PHP
76 lines
2.3 KiB
PHP
<?php
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/**
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* Created by PhpStorm.
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* User: k
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* Date: 30.06.2018
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* Time: 18:29
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*/
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namespace App\Paper;
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class Traficar
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{
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private $homeCoords = ['lat' => 54.417475, 'lng' => 18.481913];
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//dystans w kilometrach w którym auta brane są pod uwagę
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const CLOSEST_DISTANCE = 2;
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/**
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* @param $lat1
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* @param $lon1
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* @param $lat2
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* @param $lon2
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* @return float zwracana jest odległość w kilometrach
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*/
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private function distance($lat1, $lon1, $lat2, $lon2)
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{
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$theta = $lon1 - $lon2;
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$dist = sin(deg2rad($lat1)) * sin(deg2rad($lat2)) + cos(deg2rad($lat1)) * cos(deg2rad($lat2)) * cos(deg2rad($theta));
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$dist = acos($dist);
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$dist = rad2deg($dist);
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$miles = $dist * 60 * 1.1515;
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return ($miles * 1.609344);
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}
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/**
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* pobiera informacje o najbliższym trafficarze względem punktu podanego jako domowy i zwraca Sformatowane
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* informacje na jego temat lub jesli nie ma auta to podaje informację że nie ma dostępnego.
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*
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* @return string
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*/
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public function nearestCarText()
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{
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$info = $this->nearestCarInfo();
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$formatedInfo = 'Brak aut w promieniu ' . self::CLOSEST_DISTANCE . 'km od domu.';
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if ($info['car'] != []) {
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$formatedInfo = "Najbliższy traficar:\n" .
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'Model: ' . $info['car']['model'] . "\n" .
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'Numer boczny: ' . $info['car']['orderNumber'] . "\n" .
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'Rejestracja: ' . $info['car']['regNumber'] . "\n" .
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'Lokalizacja: ' . $info['car']['location'] . "\n" .
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'Odległość: ' . $info['distance'] . "km\n";
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}
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return $formatedInfo;
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}
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public function nearestCarInfo()
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{
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$trafcarData = json_decode(file_get_contents('https://api.traficar.pl/eaw-rest-api/car?shapeId=5'), 1);
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$closestCar = [];
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$closestDistance = 1000;
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foreach ($trafcarData['cars'] as $car) {
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$distance = $this->distance($this->homeCoords['lat'], $this->homeCoords['lng'], $car['latitude'], $car['longitude']);
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if ($distance < self::CLOSEST_DISTANCE && $distance < $closestDistance) {
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$closestDistance = $distance;
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$closestCar = $car;
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}
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}
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return ['car' => $closestCar, 'distance' => round($closestDistance, 2),];
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}
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} |