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<?php
declare(strict_types=1);
/*
* This file is part of the TYPO3 CMS project.
*
* It is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, either version 2
* of the License, or any later version.
*
* For the full copyright and license information, please read the
* LICENSE.txt file that was distributed with this source code.
*
* The TYPO3 project - inspiring people to share!
*/
namespace TYPO3\CMS\Core\Page;
class JavaScriptItems implements \JsonSerializable
{
/**
* @var list<array>
*/
protected array $globalAssignments = [];
/**
* @var list<JavaScriptModuleInstruction>
*/
protected array $javaScriptModuleInstructions = [];
public function jsonSerialize(): array
{
return $this->toArray();
}
public function addGlobalAssignment(array $payload): void
{
if (empty($payload)) {
return;
}
$this->globalAssignments[] = $payload;
}
public function addJavaScriptModuleInstruction(JavaScriptModuleInstruction $instruction): void
{
$this->javaScriptModuleInstructions[] = $instruction;
}
/**
* @return list<array{type: string, payload: mixed}>
* @internal
*/
public function toArray(): array
{
if ($this->isEmpty()) {
return [];
}
$items = [];
foreach ($this->globalAssignments as $item) {
$items[] = [
'type' => 'globalAssignment',
'payload' => $item,
];
}
foreach ($this->javaScriptModuleInstructions as $item) {
$items[] = [
'type' => 'javaScriptModuleInstruction',
'payload' => $item,
];
}
return $items;
}
public function isEmpty(): bool
{
return $this->globalAssignments === []
&& empty($this->javaScriptModuleInstructions);
}
/**
* @internal
*/
public function updateState(array $state): void
{
$this->globalAssignments = $state['globalAssignments'] ?? [];
$this->javaScriptModuleInstructions = [];
foreach ($state['javaScriptModuleInstructions'] ?? [] as $instruction) {
$this->javaScriptModuleInstructions[] = JavaScriptModuleInstruction::fromState($instruction);
}
}
/**
* @internal
*/
public function getState(): array
{
return [
'globalAssignments' => $this->globalAssignments,
'javaScriptModuleInstructions' => array_map(
static fn(JavaScriptModuleInstruction $instruction): array => $instruction->getState(),
$this->javaScriptModuleInstructions
),
];
}
}