<?php
namespace Jaxon\Plugin\Response\Databag;
use Jaxon\App\Databag\Databag;
use Jaxon\App\Databag\DatabagContext;
use Jaxon\Di\Container;
use Jaxon\Plugin\AbstractResponsePlugin;
use function is_array;
use function is_string;
use function json_decode;
class DatabagPlugin extends AbstractResponsePlugin
{
/**
* @const The plugin name
*/
public const NAME = 'bags';
/**
* @var Databag
*/
protected $xDatabag = null;
/**
* The constructor
*/
public function __construct(protected Container $di)
{}
/**
* @return void
*/
private function initDatabag(): void
{
if($this->xDatabag !== null)
{
return;
}
// Get the databag contents from the HTTP request parameters.
$xRequest = $this->di->getRequest();
$aBody = $xRequest->getParsedBody();
$aParams = $xRequest->getQueryParams();
$aData = is_array($aBody) ?
$this->readData($aBody['jxnbags'] ?? []) :
$this->readData($aParams['jxnbags'] ?? []);
$this->xDatabag = new Databag($this, $aData);
}
/**
* @inheritDoc
*/
public function getName(): string
{
return self::NAME;
}
/**
* @param mixed $xData
*
* @return array
*/
private function readData($xData): array
{
// Todo: clean input data.
// Todo: verify the checksums.
return is_string($xData) ?
(json_decode($xData, true) ?: []) :
(is_array($xData) ? $xData : []);
}
/**
* @inheritDoc
*/
public function getHash(): string
{
// Use the version number as hash
return '4.0.0';
}
/**
* @return void
*/
public function writeCommand(): void
{
$this->initDatabag();
if($this->xDatabag->touched())
{
// Todo: calculate the checksums.
$this->addCommand('databag.set', ['values' => $this->xDatabag]);
}
}
/**
* @param string $sName
*
* @return DatabagContext
*/
public function bag(string $sName): DatabagContext
{
$this->initDatabag();
return new DatabagContext($this->xDatabag, $sName);
}
}
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