great vs awesome

awesome-improved.php

<?php

namespace Sunday\Dev

use Foobar\Great;

final class Awesome
{
    public const AWESOME_NUMBER = 99;

    private $great;

    public function __construct(Great $great)
    {
        $this->great = $great;
    }

    public function do($magic): int
    {
        return $this->great->do($magic);
    }

    public function doMore($magic): int
    {
        return $this->great->do($magic) - self::AWESOME_NUMBER;
    }
}

awesome.php

<?php

namespace Sunday\Dev

use Foobar\Great;

class Awesome extends Great
{
    public const MAGIC_NUMBER = 99;

    protected const AWESOME_NUMBER = 30;

    public function doMore($magic): int
    {
        return $this->doMoreInternalMagic($magic);
    }

    protected function doMoreInternalMagic($var): int
    {
        return $this->internalMagic($var) - static::AWESOME_NUMBER;
    }
}

great-improved.php

<?php

namespace Foobar;

final class Great
{
    public const MAGIC_NUMBER = 42;

    public function do($magic): int
    {
        return $this->internalMagic($magic);
    }

    private function internalMagic($var): int
    {
        return self::MAGIC_NUMBER;
    }
}

great.php

<?php

namespace Foobar;

class Great
{
    public const MAGIC_NUMBER = 42;

    public function do($magic): int
    {
        return $this->internalMagic($magic);
    }

    protected function internalMagic($var): int
    {
        return static::MAGIC_NUMBER;
    }
}