arrayconverter.php

<?php
 
namespace Bitrix\Location\Geometry\Converter;
 
use Bitrix\Location\Geometry\Type\BaseGeometry;
use Bitrix\Location\Geometry\Type\LineString;
use Bitrix\Location\Geometry\Type\MultiLineString;
use Bitrix\Location\Geometry\Type\MultiPoint;
use Bitrix\Location\Geometry\Type\MultiPolygon;
use Bitrix\Location\Geometry\Type\Point;
use Bitrix\Location\Geometry\Type\Polygon;
 
class ArrayConverter extends Converter
{
    public function read($input): ?BaseGeometry
    {
        if (
            !is_array($input)
            || !isset($input['type'])
            || !is_string($input['type'])
        )
        {
            return null;
        }
 
        $method = 'arrayTo' . $input['type'];
 
        return method_exists($this, $method)
            ? $this->$method($input['coordinates'])
            : null;
    }
 
    public function write(BaseGeometry $geometry)
    {
        return $this->getArray($geometry);
    }
 
    private function getArray($geometry): array
    {
        return [
            'type' => $geometry->getGeometryType(),
            'coordinates' => $geometry->asArray(),
        ];
    }
 
    private function arrayToPoint(array $array): Point
    {
        return new Point($array[1], $array[0]);
    }
 
    private function arrayToLineString(array $array): LineString
    {
        $points = [];
 
        foreach ($array as $item)
        {
            $points[] = $this->arrayToPoint($item);
        }
 
        return new LineString($points);
    }
 
    private function arrayToPolygon(array $array): Polygon
    {
        $lines = [];
 
        foreach ($array as $item)
        {
            $lines[] = $this->arrayToLineString($item);
        }
 
        return new Polygon($lines);
    }
 
    private function arrayToMultiPoint(array $array): MultiPoint
    {
        $points = [];
 
        foreach ($array as $item)
        {
            $points[] = $this->arrayToPoint($item);
        }
 
        return new MultiPoint($points);
    }
 
    private function arrayToMultiLineString(array $array): MultiLineString
    {
        $lines = [];
 
        foreach ($array as $item)
        {
            $lines[] = $this->arrayToLineString($item);
        }
 
        return new MultiLineString($lines);
    }
 
    private function arrayToMultiPolygon(array $array): MultiPolygon
    {
        $polys = [];
 
        foreach ($array as $item)
        {
            $polys[] = $this->arrayToPolygon($item);
        }
 
        return new MultiPolygon($polys);
    }
}