<?php

declare(strict_types=1);

namespace RectorLaravel\Rector\MethodCall;

use PhpParser\Node;
use PhpParser\Node\Arg;
use PhpParser\Node\ArrayItem;
use PhpParser\Node\Expr\Array_;
use PhpParser\Node\Expr\MethodCall;
use PhpParser\Node\Scalar\String_;
use RectorLaravel\AbstractRector;
use RectorLaravel\NodeAnalyzer\LumenRouteRegisteringMethodAnalyzer;
use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample;
use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;

/**
 * @see \RectorLaravel\Tests\Rector\MethodCall\LumenRoutesStringActionToUsesArrayRector\LumenRoutesStringActionToUsesArrayRectorTest
 */
final class LumenRoutesStringActionToUsesArrayRector extends AbstractRector
{
    /**
     * @readonly
     */
    private LumenRouteRegisteringMethodAnalyzer $lumenRouteRegisteringMethodAnalyzer;
    public function __construct(LumenRouteRegisteringMethodAnalyzer $lumenRouteRegisteringMethodAnalyzer)
    {
        $this->lumenRouteRegisteringMethodAnalyzer = $lumenRouteRegisteringMethodAnalyzer;
    }

    public function getRuleDefinition(): RuleDefinition
    {
        return new RuleDefinition(
            'Changes action in rule definitions from string to array notation.',
            [new CodeSample(<<<'CODE_SAMPLE'
$router->get('/user', 'UserController@get');
CODE_SAMPLE
                , <<<'CODE_SAMPLE'
$router->get('/user', ['uses => 'UserController@get']);
CODE_SAMPLE)]
        );
    }

    /**
     * @return array<class-string<Node>>
     */
    public function getNodeTypes(): array
    {
        return [MethodCall::class];
    }

    public function refactor(Node $node): ?Node
    {
        if (! $node instanceof MethodCall) {
            return null;
        }

        if (! $this->lumenRouteRegisteringMethodAnalyzer->isLumenRoutingClass($node)) {
            return null;
        }

        if (! $this->lumenRouteRegisteringMethodAnalyzer->isRoutesRegisterRoute($node->name)) {
            return null;
        }

        $string = $node->getArgs()[1]
            ->value;
        if (! $string instanceof String_) {
            return null;
        }

        $node->args[1] = new Arg(new Array_([new ArrayItem($string, new String_('uses'))]));

        return $node;
    }
}
