Coordindate serialize.

src/Geocoder/GeoCoordinate.php

@@ -2,7 +2,11 @@
 
 namespace Geo\Geocoder;
 
-class GeoCoordinate implements \Stringable {
+use InvalidArgumentException;
+use JsonSerializable;
+use Stringable;
+
+class GeoCoordinate implements JsonSerializable, Stringable {
 
 	protected float $latitude;
 
@@ -55,11 +59,40 @@ public static function fromArray(array $data): static {
 		return new static($lat, $lng);
 	}
 
+	/**
+	 * @param string $coordinate
+	 *
+	 * @return static
+	 */
+	public static function fromString(string $coordinate): static {
+		if (!str_contains($coordinate, ',')) {
+			throw new InvalidArgumentException('Coordinate must be in format: lat,lng');
+		}
+
+		[$lat, $lng] = explode(',', $coordinate);
+
+		return new static($lat, $lng);
+	}
+
 	/**
 	 * @return string
 	 */
-	public function __toString(): string {
+	public function toString(): string {
 		return $this->latitude . ',' . $this->longitude;
 	}
 
+	/**
+	 * @return string
+	 */
+	public function __toString(): string {
+		return $this->toString();
+	}
+
+	/**
+	 * @return string
+	 */
+	public function jsonSerialize(): string {
+		return $this->toString();
+	}
+
 }

tests/TestCase/Geocoder/GeoCoordinateTest.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace Geo\Test\Geocoder;
+
+use Cake\TestSuite\TestCase;
+use Geo\Geocoder\GeoCoordinate;
+
+class GeoCoordinateTest extends TestCase {
+
+	/**
+	 * @return void
+	 */
+	public function testSerialize() {
+		$geoCoordinate = new GeoCoordinate(25.43, 12.22);
+		$result = json_encode($geoCoordinate);
+
+		$this->assertSame('"25.43,12.22"', $result);
+	}
+
+	/**
+	 * @return void
+	 */
+	public function testDeserialize() {
+		$coordinate = json_decode('"25.43,12.22"', true);
+		$result = GeoCoordinate::fromString($coordinate);
+
+		$this->assertSame('25.43,12.22', (string)$result);
+	}
+
+}