<?php

declare (strict_types=1);
namespace Ssch\TYPO3Rector\Rector\v9\v4;

use PhpParser\Node;
use PhpParser\Node\Expr\ArrayDimFetch;
use PhpParser\Node\Expr\Assign;
use PhpParser\Node\Expr\BinaryOp\Coalesce;
use PhpParser\Node\Expr\BinaryOp\Identical;
use PhpParser\Node\Expr\Cast\Bool_;
use PhpParser\Node\Expr\Closure;
use PhpParser\Node\Expr\ClosureUse;
use PhpParser\Node\Expr\Empty_;
use PhpParser\Node\Expr\Isset_;
use PhpParser\Node\Expr\MethodCall;
use PhpParser\Node\Expr\Ternary;
use PhpParser\Node\Expr\Variable;
use PhpParser\Node\Param;
use PhpParser\Node\Scalar\String_;
use PhpParser\Node\Stmt\Expression;
use PhpParser\Node\Stmt\Return_;
use PHPStan\Type\ObjectType;
use Rector\Core\Rector\AbstractRector;
use Rector\Core\ValueObject\PhpVersionFeature;
use Rector\NodeTypeResolver\Node\AttributeKey;
use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample;
use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
/**
 * @changelog https://docs.typo3.org/c/typo3/cms-core/master/en-us/Changelog/9.4/Deprecation-85004-DeprecateMethodsInReflectionService.html
 * @see \Ssch\TYPO3Rector\Tests\Rector\v9\v4\UseClassSchemaInsteadReflectionServiceMethodsRector\UseClassSchemaInsteadReflectionServiceMethodsRectorTest
 */
final class UseClassSchemaInsteadReflectionServiceMethodsRector extends \Rector\Core\Rector\AbstractRector
{
    /**
     * @var string
     */
    private const HAS_METHOD = 'hasMethod';
    /**
     * @var string
     */
    private const TAGS = 'tags';
    /**
     * @codeCoverageIgnore
     */
    public function getRuleDefinition() : \Symplify\RuleDocGenerator\ValueObject\RuleDefinition
    {
        return new \Symplify\RuleDocGenerator\ValueObject\RuleDefinition('Instead of fetching reflection data via ReflectionService use ClassSchema directly', [new \Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample(<<<'CODE_SAMPLE'
use TYPO3\CMS\Extbase\Reflection\ReflectionService;
class MyService
{
    /**
     * @var ReflectionService
     * @inject
     */
    protected $reflectionService;

    public function init(): void
    {
        $properties = $this->reflectionService->getClassPropertyNames(\stdClass::class);
    }
}
CODE_SAMPLE
, <<<'CODE_SAMPLE'
use TYPO3\CMS\Extbase\Reflection\ReflectionService;
class MyService
{
    /**
     * @var ReflectionService
     * @inject
     */
    protected $reflectionService;

    public function init(): void
    {
        $properties = array_keys($this->reflectionService->getClassSchema(stdClass::class)->getProperties());
    }
}
CODE_SAMPLE
)]);
    }
    /**
     * @return array<class-string<Node>>
     */
    public function getNodeTypes() : array
    {
        return [\PhpParser\Node\Expr\MethodCall::class];
    }
    /**
     * @param MethodCall $node
     */
    public function refactor(\PhpParser\Node $node) : ?\PhpParser\Node
    {
        if (!$this->nodeTypeResolver->isMethodStaticCallOrClassMethodObjectType($node, new \PHPStan\Type\ObjectType('TYPO3\\CMS\\Extbase\\Reflection\\ReflectionService'))) {
            return null;
        }
        if (!$this->isNames($node->name, ['getClassPropertyNames', 'getPropertyTagsValues', 'getPropertyTagValues', 'getClassTagsValues', 'getClassTagValues', 'getMethodTagsValues', self::HAS_METHOD, 'getMethodParameters', 'isClassTaggedWith', 'isPropertyTaggedWith'])) {
            return null;
        }
        if (0 === \count($node->args)) {
            return null;
        }
        $nodeName = $this->getName($node->name);
        if (null === $nodeName) {
            return null;
        }
        if ('getClassPropertyNames' === $nodeName) {
            return $this->refactorGetClassPropertyNamesMethod($node);
        }
        if ('getPropertyTagsValues' === $nodeName) {
            return $this->refactorGetPropertyTagsValuesMethod($node);
        }
        if ('getPropertyTagValues' === $nodeName) {
            return $this->refactorGetPropertyTagValuesMethod($node);
        }
        if ('getClassTagsValues' === $nodeName) {
            return $this->refactorGetClassTagsValues($node);
        }
        if ('getClassTagValues' === $nodeName) {
            return $this->refactorGetClassTagValues($node);
        }
        if ('getMethodTagsValues' === $nodeName) {
            return $this->refactorGetMethodTagsValues($node);
        }
        if (self::HAS_METHOD === $nodeName) {
            return $this->refactorHasMethod($node);
        }
        if ('getMethodParameters' === $nodeName) {
            return $this->refactorGetMethodParameters($node);
        }
        if ('isClassTaggedWith' === $nodeName) {
            return $this->refactorIsClassTaggedWith($node);
        }
        return $this->refactorIsPropertyTaggedWith($node);
    }
    private function refactorGetPropertyTagsValuesMethod(\PhpParser\Node\Expr\MethodCall $node) : ?\PhpParser\Node
    {
        if (!$this->isAtLeastPhpVersion(\Rector\Core\ValueObject\PhpVersionFeature::NULL_COALESCE)) {
            return null;
        }
        if (!isset($node->args[1])) {
            return null;
        }
        $propertyTagsValuesVariable = new \PhpParser\Node\Expr\Variable('propertyTagsValues');
        $propertyTagsValuesNode = new \PhpParser\Node\Stmt\Expression(new \PhpParser\Node\Expr\Assign($propertyTagsValuesVariable, new \PhpParser\Node\Expr\BinaryOp\Coalesce($this->createArrayDimFetchTags($node), $this->nodeFactory->createArray([]))));
        $currentStmt = $node->getAttribute(\Rector\NodeTypeResolver\Node\AttributeKey::CURRENT_STATEMENT);
        $positionNode = $currentStmt ?? $node;
        $this->addNodeBeforeNode($propertyTagsValuesNode, $positionNode);
        return $propertyTagsValuesVariable;
    }
    private function refactorGetClassPropertyNamesMethod(\PhpParser\Node\Expr\MethodCall $node) : \PhpParser\Node
    {
        return $this->nodeFactory->createFuncCall('array_keys', [$this->nodeFactory->createMethodCall($this->createClassSchema($node), 'getProperties')]);
    }
    private function refactorGetPropertyTagValuesMethod(\PhpParser\Node\Expr\MethodCall $node) : ?\PhpParser\Node
    {
        if (!$this->isAtLeastPhpVersion(\Rector\Core\ValueObject\PhpVersionFeature::NULL_COALESCE)) {
            return null;
        }
        if (!isset($node->args[1])) {
            return null;
        }
        if (!isset($node->args[2])) {
            return null;
        }
        return new \PhpParser\Node\Expr\BinaryOp\Coalesce(new \PhpParser\Node\Expr\ArrayDimFetch($this->createArrayDimFetchTags($node), $node->args[2]->value), $this->nodeFactory->createArray([]));
    }
    private function createArrayDimFetchTags(\PhpParser\Node\Expr\MethodCall $node) : \PhpParser\Node\Expr\ArrayDimFetch
    {
        return new \PhpParser\Node\Expr\ArrayDimFetch($this->nodeFactory->createMethodCall($this->createClassSchema($node), 'getProperty', [$node->args[1]->value]), new \PhpParser\Node\Scalar\String_(self::TAGS));
    }
    private function refactorGetClassTagsValues(\PhpParser\Node\Expr\MethodCall $node) : \PhpParser\Node\Expr\MethodCall
    {
        return $this->nodeFactory->createMethodCall($this->createClassSchema($node), 'getTags');
    }
    private function refactorGetClassTagValues(\PhpParser\Node\Expr\MethodCall $node) : ?\PhpParser\Node
    {
        if (!$this->isAtLeastPhpVersion(\Rector\Core\ValueObject\PhpVersionFeature::NULL_COALESCE)) {
            return null;
        }
        if (!isset($node->args[1])) {
            return null;
        }
        return new \PhpParser\Node\Expr\BinaryOp\Coalesce(new \PhpParser\Node\Expr\ArrayDimFetch($this->refactorGetClassTagsValues($node), $node->args[1]->value), $this->nodeFactory->createArray([]));
    }
    private function refactorGetMethodTagsValues(\PhpParser\Node\Expr\MethodCall $node) : ?\PhpParser\Node
    {
        if (!$this->isAtLeastPhpVersion(\Rector\Core\ValueObject\PhpVersionFeature::NULL_COALESCE)) {
            return null;
        }
        if (!isset($node->args[1])) {
            return null;
        }
        return new \PhpParser\Node\Expr\BinaryOp\Coalesce(new \PhpParser\Node\Expr\ArrayDimFetch($this->nodeFactory->createMethodCall($this->createClassSchema($node), 'getMethod', [$node->args[1]->value]), new \PhpParser\Node\Scalar\String_(self::TAGS)), $this->nodeFactory->createArray([]));
    }
    private function refactorHasMethod(\PhpParser\Node\Expr\MethodCall $node) : ?\PhpParser\Node
    {
        if (!isset($node->args[1])) {
            return null;
        }
        return $this->nodeFactory->createMethodCall($this->createClassSchema($node), self::HAS_METHOD, [$node->args[1]->value]);
    }
    private function refactorGetMethodParameters(\PhpParser\Node\Expr\MethodCall $node) : ?\PhpParser\Node
    {
        if (!$this->isAtLeastPhpVersion(\Rector\Core\ValueObject\PhpVersionFeature::NULL_COALESCE)) {
            return null;
        }
        if (!isset($node->args[1])) {
            return null;
        }
        return new \PhpParser\Node\Expr\BinaryOp\Coalesce(new \PhpParser\Node\Expr\ArrayDimFetch($this->nodeFactory->createMethodCall($this->createClassSchema($node), 'getMethod', [$node->args[1]->value]), new \PhpParser\Node\Scalar\String_('params')), $this->nodeFactory->createArray([]));
    }
    private function refactorIsPropertyTaggedWith(\PhpParser\Node\Expr\MethodCall $node) : ?\PhpParser\Node
    {
        if (!isset($node->args[1], $node->args[2])) {
            return null;
        }
        $propertyVariable = new \PhpParser\Node\Expr\Variable('propertyReflectionService');
        $propertyNode = new \PhpParser\Node\Stmt\Expression(new \PhpParser\Node\Expr\Assign($propertyVariable, $this->nodeFactory->createMethodCall($this->nodeFactory->createMethodCall($node->var, 'getClassSchema', [$node->args[0]->value]), 'getProperty', [$node->args[1]->value])));
        $currentStmt = $node->getAttribute(\Rector\NodeTypeResolver\Node\AttributeKey::CURRENT_STATEMENT);
        $positionNode = $currentStmt ?? $node;
        $this->addNodeBeforeNode($propertyNode, $positionNode);
        return new \PhpParser\Node\Expr\Ternary(new \PhpParser\Node\Expr\Empty_($propertyVariable), $this->nodeFactory->createFalse(), new \PhpParser\Node\Expr\Isset_([new \PhpParser\Node\Expr\ArrayDimFetch(new \PhpParser\Node\Expr\ArrayDimFetch($propertyVariable, new \PhpParser\Node\Scalar\String_(self::TAGS)), $node->args[2]->value)]));
    }
    private function refactorIsClassTaggedWith(\PhpParser\Node\Expr\MethodCall $node) : ?\PhpParser\Node
    {
        if (!isset($node->args[1])) {
            return null;
        }
        $tagValue = $node->args[1]->value;
        $closureUse = $tagValue instanceof \PhpParser\Node\Expr\Variable ? $tagValue : new \PhpParser\Node\Expr\Variable('tag');
        if (!$tagValue instanceof \PhpParser\Node\Expr\Variable) {
            $tempVarNode = new \PhpParser\Node\Stmt\Expression(new \PhpParser\Node\Expr\Assign($closureUse, $tagValue));
            $this->addNodeBeforeNode($tempVarNode, $node->getAttribute(\Rector\NodeTypeResolver\Node\AttributeKey::PARENT_NODE));
        }
        $anonymousFunction = new \PhpParser\Node\Expr\Closure();
        $anonymousFunction->uses[] = new \PhpParser\Node\Expr\ClosureUse($closureUse);
        $anonymousFunction->params = [new \PhpParser\Node\Param(new \PhpParser\Node\Expr\Variable('tagName'))];
        $anonymousFunction->stmts[] = new \PhpParser\Node\Stmt\Return_(new \PhpParser\Node\Expr\BinaryOp\Identical(new \PhpParser\Node\Expr\Variable('tagName'), $closureUse));
        return new \PhpParser\Node\Expr\Cast\Bool_($this->nodeFactory->createFuncCall('count', [$this->nodeFactory->createFuncCall('array_filter', [$this->nodeFactory->createFuncCall('array_keys', [$this->refactorGetClassTagsValues($node)]), $anonymousFunction])]));
    }
    private function createClassSchema(\PhpParser\Node\Expr\MethodCall $node) : \PhpParser\Node\Expr\MethodCall
    {
        return $this->nodeFactory->createMethodCall($node->var, 'getClassSchema', [$node->args[0]->value]);
    }
}
