rector/rules/Php80/MatchAndRefactor/StrStartsWithMatchAndRefactor/StrposMatchAndRefactor.php

<?php

declare(strict_types=1);

namespace Rector\Php80\MatchAndRefactor\StrStartsWithMatchAndRefactor;

use PhpParser\Node;
use PhpParser\Node\Expr\BinaryOp;
use PhpParser\Node\Expr\BinaryOp\Identical;
use PhpParser\Node\Expr\BinaryOp\NotIdentical;
use PhpParser\Node\Expr\BooleanNot;
use PhpParser\Node\Expr\FuncCall;
use PhpParser\Node\Name;
use Rector\Core\PhpParser\Node\Value\ValueResolver;
use Rector\NodeNameResolver\NodeNameResolver;
use Rector\Php80\Contract\StrStartWithMatchAndRefactorInterface;
use Rector\Php80\NodeFactory\StrStartsWithFuncCallFactory;
use Rector\Php80\ValueObject\StrStartsWith;

final class StrposMatchAndRefactor implements StrStartWithMatchAndRefactorInterface
{
    /**
     * @var NodeNameResolver
     */
    private $nodeNameResolver;

    /**
     * @var ValueResolver
     */
    private $valueResolver;

    /**
     * @var StrStartsWithFuncCallFactory
     */
    private $strStartsWithFuncCallFactory;

    public function __construct(
        NodeNameResolver $nodeNameResolver,
        ValueResolver $valueResolver,
        StrStartsWithFuncCallFactory $strStartsWithFuncCallFactory
    ) {
        $this->nodeNameResolver = $nodeNameResolver;
        $this->valueResolver = $valueResolver;
        $this->strStartsWithFuncCallFactory = $strStartsWithFuncCallFactory;
    }

    /**
     * @param Identical|NotIdentical $binaryOp
     */
    public function match(BinaryOp $binaryOp): ?StrStartsWith
    {
        $isPositive = $binaryOp instanceof Identical;

        if ($binaryOp->left instanceof FuncCall && $this->nodeNameResolver->isName($binaryOp->left, 'strpos')) {
            if (! $this->valueResolver->isValue($binaryOp->right, 0)) {
                return null;
            }

            /** @var FuncCall $funcCall */
            $funcCall = $binaryOp->left;
            $haystack = $funcCall->args[0]->value;
            $needle = $funcCall->args[1]->value;

            return new StrStartsWith($funcCall, $haystack, $needle, $isPositive);
        }

        if ($binaryOp->right instanceof FuncCall && $this->nodeNameResolver->isName($binaryOp->right, 'strpos')) {
            if (! $this->valueResolver->isValue($binaryOp->left, 0)) {
                return null;
            }

            /** @var FuncCall $funcCall */
            $funcCall = $binaryOp->right;
            $haystack = $funcCall->args[0]->value;
            $needle = $funcCall->args[1]->value;

            return new StrStartsWith($funcCall, $haystack, $needle, $isPositive);
        }

        return null;
    }

    /**
     * @return FuncCall|BooleanNot
     */
    public function refactorStrStartsWith(StrStartsWith $strStartsWith): Node
    {
        $strposFuncCall = $strStartsWith->getFuncCall();
        $strposFuncCall->name = new Name('str_starts_with');

        return $this->strStartsWithFuncCallFactory->createStrStartsWith($strStartsWith);
    }
}