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<?php
declare(strict_types=1);
namespace Faker\Core;
use Faker\Extension\Extension;
class Coordinates implements Extension
{
/**
* @example '77.147489'
*
* @return float Uses signed degrees format (returns a float number between -90 and 90)
*/
public function latitude(float $min = -90.0, float $max = 90.0): float
{
if ($min < -90 || $max < -90) {
throw new \LogicException('Latitude cannot be less that -90.0');
}
if ($min > 90 || $max > 90) {
throw new \LogicException('Latitude cannot be greater that 90.0');
}
return $this->randomFloat(6, $min, $max);
}
/**
* @example '86.211205'
*
* @return float Uses signed degrees format (returns a float number between -180 and 180)
*/
public function longitude(float $min = -180.0, float $max = 180.0): float
{
if ($min < -180 || $max < -180) {
throw new \LogicException('Longitude cannot be less that -180.0');
}
if ($min > 180 || $max > 180) {
throw new \LogicException('Longitude cannot be greater that 180.0');
}
return $this->randomFloat(6, $min, $max);
}
/**
* @example array('77.147489', '86.211205')
*
* @return array{latitude: float, longitude: float}
*/
public function localCoordinates(): array
{
return [
'latitude' => static::latitude(),
'longitude' => static::longitude(),
];
}
private function randomFloat(int $nbMaxDecimals, float $min, float $max): float
{
if ($min > $max) {
throw new \LogicException('Invalid coordinates boundaries');
}
return round($min + mt_rand() / mt_getrandmax() * ($max - $min), $nbMaxDecimals);
}
}