<?php

namespace App\Models\DataEntities;

abstract class BaseEntity implements EntityInterface
{
    /**
     * @var \ReflectionClass
     */
    private static $reflection;

    /**
     * @var array
     */
    private static $propertiesNames;

    public function toArray(): array
    {
        self::makePropertiesNames();

        $result = [];
        foreach (self::$propertiesNames as $propertyName) {
            $result[$propertyName] = $this->{$propertyName};
        }

        return $result;
    }

    public function toJson(): string
    {
        return \json_encode($this->toArray());
    }

    private static function makeReflectionObject(): void
    {
        try {
            static::$reflection = static::$reflection ?? new \ReflectionClass(static::class);
        } catch (\ReflectionException $e) {
            throw new \RuntimeException($e->getMessage(), $e->getCode(), $e);
        }
    }

    private static function makePropertiesNames(): void
    {
        self::makeReflectionObject();
        $properties = static::$reflection->getProperties(\ReflectionProperty::IS_PRIVATE);
        foreach ($properties as $property) {
            self::$propertiesNames[] = $property->getName();
        }
    }
}