<?php

declare(strict_types=1);

/*
 * This file is part of the league/commonmark package.
 *
 * (c) Colin O'Dell <colinodell@gmail.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace League\CommonMark\Node;

use League\CommonMark\Node\Query\AndExpr;
use League\CommonMark\Node\Query\OrExpr;

final class Query
{
    /** @var callable(Node): bool $condition */
    private $condition;

    public function __construct()
    {
        $this->condition = new AndExpr();
    }

    public function where(callable ...$conditions): self
    {
        return $this->andWhere(...$conditions);
    }

    public function andWhere(callable ...$conditions): self
    {
        if ($this->condition instanceof AndExpr) {
            foreach ($conditions as $condition) {
                $this->condition->add($condition);
            }
        } else {
            $this->condition = new AndExpr($this->condition, ...$conditions);
        }

        return $this;
    }

    public function orWhere(callable ...$conditions): self
    {
        if ($this->condition instanceof OrExpr) {
            foreach ($conditions as $condition) {
                $this->condition->add($condition);
            }
        } else {
            $this->condition = new OrExpr($this->condition, ...$conditions);
        }

        return $this;
    }

    public function findOne(Node $node): ?Node
    {
        foreach ($node->iterator() as $n) {
            if (\call_user_func($this->condition, $n)) {
                return $n;
            }
        }

        return null;
    }

    /**
     * @return iterable<Node>
     */
    public function findAll(Node $node, ?int $limit = PHP_INT_MAX): iterable
    {
        $resultCount = 0;

        foreach ($node->iterator() as $n) {
            if ($resultCount >= $limit) {
                break;
            }

            if (! \call_user_func($this->condition, $n)) {
                continue;
            }

            ++$resultCount;

            yield $n;
        }
    }

    /**
     * @return callable(Node): bool
     */
    public static function type(string $class): callable
    {
        return static fn (Node $node): bool => $node instanceof $class;
    }

    /**
     * @psalm-param ?callable(Node): bool $condition
     *
     * @return callable(Node): bool
     */
    public static function hasChild(?callable $condition = null): callable
    {
        return static function (Node $node) use ($condition): bool {
            foreach ($node->children() as $child) {
                if ($condition === null || $condition($child)) {
                    return true;
                }
            }

            return false;
        };
    }

    /**
     * @psalm-param ?callable(Node): bool $condition
     *
     * @return callable(Node): bool
     */
    public static function hasParent(?callable $condition = null): callable
    {
        return static function (Node $node) use ($condition): bool {
            $parent = $node->parent();
            if ($parent === null) {
                return false;
            }

            if ($condition === null) {
                return true;
            }

            return $condition($parent);
        };
    }
}

• [D] Block
• [D] Inline
• [D] Query
• [F] Node.php
  Delete
• [F] NodeIterator.php
  Delete
• [F] NodeWalker.php
  Delete
• [F] NodeWalkerEvent.php
  Delete
• [F] Query.php
  Delete
• [F] RawMarkupContainerInterface.php
  Delete
• [F] StringContainerHelper.php
  Delete
• [F] StringContainerInterface.php
  Delete

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                        Request Example (guzzle)
                        

                        
                            
<?php
                            
 require_once('vendor/autoload.php');
                            
 $client = new \GuzzleHttp\Client();
                            
 $response = $client->request('POST', $base_url. 'v1/generate-token', [
                            
'headers' => [
                            
  'accept' => 'application/json',
                            
  'content-type' => 'application/json',
                            
 ],
                            
'form_params' => [
                            
  'client_id'     => '$client_id',
                            
  'secret_id'     => 'secret_id',
                            
  'env'           => 'env',
                            
  'merchant_id'   => 'merchant_id',
                            
 ],
                            
                            
]);
                            
echo $response->getBody();
                        
                    
                

                    
                        
**Response: SUCCESS (200 OK)**
                        
{
                        
 "message": {
                        
 "success": [
                        
  "Successfully token is generated"
                        
 ]
                        
},
                        
"data": {
                        
 "token":"eyJpdiI6InpkczhjTjhQdVhUL2lKQ0pSUUx6aUE9P
SIsInZhbHVlIjoiVGVBTVBDTXltbjNZcEIvdEJveGpTSno3TU5NRUtn
VkhCZ1pHTFNCUnZGQ2UxMnYxN202cEE1YVRDTEFsc0ZERExoTjdtL0dTL2x
oU3QzeUJJOExiMUx5T0w1L0llUXhTUkU1cWVLWEdEbEplb0dKNXcwbTNRM0
VxdkUwYzZuNFdtNkhMQ0pRZysyNWkvdzBxSlBoSVBSOGFTekNnR2RXNHVtc
G9lMGZOTmNCcm1hR3c5Sk9KTnB4Y3ltZDl6cm90MThrR21Ca3B1azc3bXRi
Q0J6SW96UVo1elNkU1ZqeE05bTcwWGp1MEUxWlJFdnNWTmpSbnVpeW92b2U
4dXZkUGgyb1VmK0luaGdyaFlsVTZlcVpVRnZlTG1DeFF6Ykk2T2h6Z3Jzbn
IyNHpNdHowSE5JdDR0Y0pZT20zUm1XYW8iLCJtYWMiOiJlY2M4NGE1OGUzYz
kzYzk0YzljNmVmNjE0YWI0ZDIwOGI3NDQ2YWEyY2ZhNzc0NzE4ZmY1ZmYyMz

                        IyZmQzNDY1IiwidGFnIjoiIn0=",
                        
},
                        
"type": "success"
                        
}
                    
                

                    
                        
**Response: ERROR (400 FAILED)**
                        
{
                        
 "message": {
                        
 "error": [
                        
  "Invalid credentials."
                        
 ]
                        
},
                        
"data": null,
                        
"type": "error"
                        
}