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<?php
namespace Icinga\Module\Director\DirectorObject\Automation;
use gipfl\Json\JsonString;
use Icinga\Module\Director\Data\Exporter;
use Icinga\Module\Director\Data\ObjectImporter;
use Icinga\Module\Director\Db;
use Icinga\Module\Director\Objects\DirectorDatalist;
use Ramsey\Uuid\UuidInterface;
use stdClass;
class BasketDiff
{
/** @var Db */
protected $db;
/** @var ObjectImporter */
protected $importer;
/** @var Exporter */
protected $exporter;
/** @var BasketSnapshot */
protected $snapshot;
/** @var ?stdClass */
protected $objects = null;
/** @var BasketSnapshotFieldResolver */
protected $fieldResolver;
public function __construct(BasketSnapshot $snapshot, Db $db)
{
$this->db = $db;
$this->importer = new ObjectImporter($db);
$this->exporter = new Exporter($db);
$this->snapshot = $snapshot;
}
public function hasChangedFor(string $type, string $key, ?UuidInterface $uuid = null): bool
{
return $this->getCurrentString($type, $key, $uuid) !== $this->getBasketString($type, $key);
}
public function getCurrentString(string $type, string $key, ?UuidInterface $uuid = null): string
{
$current = $this->getCurrent($type, $key, $uuid);
return $current ? JsonString::encode($current, JSON_PRETTY_PRINT) : '';
}
public function getBasketString(string $type, string $key): string
{
return JsonString::encode($this->getBasket($type, $key), JSON_PRETTY_PRINT);
}
protected function getFieldResolver(): BasketSnapshotFieldResolver
{
if ($this->fieldResolver === null) {
$this->fieldResolver = new BasketSnapshotFieldResolver($this->getBasketObjects(), $this->db);
}
return $this->fieldResolver;
}
protected function getCurrent(string $type, string $key, ?UuidInterface $uuid = null): ?stdClass
{
if ($uuid && $current = BasketSnapshot::instanceByUuid($type, $uuid, $this->db)) {
$exported = $this->exporter->export($current);
$this->getFieldResolver()->tweakTargetIds($exported);
} elseif ($current = BasketSnapshot::instanceByIdentifier($type, $key, $this->db)) {
$exported = $this->exporter->export($current);
$this->getFieldResolver()->tweakTargetIds($exported);
} else {
$exported = null;
}
CompareBasketObject::normalize($exported);
return $exported;
}
protected function getBasket($type, $key): stdClass
{
$object = $this->getBasketObject($type, $key);
$fields = $object->fields ?? null;
$reExport = $this->exporter->export(
$this->importer->import(BasketSnapshot::getClassForType($type), $object)
);
if ($fields === null) {
unset($reExport->fields);
} else {
$reExport->fields = $fields;
}
CompareBasketObject::normalize($reExport);
return $reExport;
}
public function hasCurrentInstance(string $type, string $key, ?UuidInterface $uuid = null): bool
{
return $this->getCurrentInstance($type, $key, $uuid) !== null;
}
public function getCurrentInstance(string $type, string $key, ?UuidInterface $uuid = null)
{
if ($uuid && $instance = BasketSnapshot::instanceByUuid($type, $uuid, $this->db)) {
return $instance;
} else {
return BasketSnapshot::instanceByIdentifier($type, $key, $this->db);
}
}
public function getBasketObjects(): stdClass
{
if ($this->objects === null) {
$this->objects = JsonString::decode($this->snapshot->getJsonDump());
}
return $this->objects;
}
public function getBasketObject(string $type, string $key): stdClass
{
return $this->getBasketObjects()->$type->$key;
}
}
|
