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MartkCzMartkCz
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‎.gitignore‎

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.idea
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composer.lock
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vendor

‎composer.json‎

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{
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"name": "webchemistry/components",
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"require": {
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"php": ">=8.0"
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},
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"autoload": {
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"psr-4": {
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"Utilitte\\Components\\": "src"
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}
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}
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}

‎src/DI/ComponentsExtension.php‎

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<?php declare(strict_types = 1);
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namespace Utilitte\Components\DI;
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use Nette\DI\CompilerExtension;
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use Utilitte\Components\Comments\Factory\CommentComponentFactory;
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use Utilitte\Components\Comments\Factory\CommentFormComponentFactory;
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use Utilitte\Components\Comments\Factory\CommentsComponentFactory;
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use Utilitte\Components\Comments\Factory\CommentsLayoutComponentFactory;
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use Utilitte\Components\Rating\RatingComponentFactory;
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final class ComponentsExtension extends CompilerExtension
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{
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public function loadConfiguration(): void
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{
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$builder = $this->getContainerBuilder();
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// rating
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$builder->addFactoryDefinition($this->prefix('rating'))
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->setImplement(RatingComponentFactory::class);
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// comments
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// $builder->addFactoryDefinition($this->prefix('comments.factory.comment'))
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// ->setImplement(CommentComponentFactory::class);
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//
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// $builder->addFactoryDefinition($this->prefix('comments.factory.comments'))
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// ->setImplement(CommentsComponentFactory::class);
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//
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// $builder->addFactoryDefinition($this->prefix('comments.factory.commentsLayout'))
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// ->setImplement(CommentsLayoutComponentFactory::class);
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//
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// $builder->addFactoryDefinition($this->prefix('comments.factory.commentForm'))
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// ->setImplement(CommentFormComponentFactory::class);
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}
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}

‎src/Rating/Entity/RatingEntityInterface.php‎

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<?php declare(strict_types = 1);
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namespace Utilitte\Components\Rating\Entity;
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interface RatingEntityInterface
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{
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/**
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* Returns true if changed
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*/
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public function changeValue(int $value): bool;
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}

‎src/Rating/Model/DoctrineRatingModel.php‎

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<?php declare(strict_types = 1);
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namespace Utilitte\Components\Rating\Model;
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use Doctrine\DBAL\Exception\UniqueConstraintViolationException;
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use Doctrine\ORM\EntityManagerInterface;
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use Utilitte\Components\Rating\Entity\RatingEntityInterface;
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use Utilitte\Doctrine\DoctrineIdentityExtractor;
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abstract class DoctrineRatingModel implements RatingModelInterface
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{
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public function __construct(
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private EntityManagerInterface $em,
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private DoctrineIdentityExtractor $doctrineIdentityExtractor,
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)
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{
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}
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public function voteByEntity(RatingEntityInterface $entity, int $value): void
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{
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$persisted = $this->em->find(
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get_class($entity),
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$this->doctrineIdentityExtractor->extractIdentities($entity, true)
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);
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if ($persisted) {
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if ($persisted->changeValue($value)) {
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$this->em->persist($persisted);
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} else {
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$this->em->remove($persisted);
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}
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} else {
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$this->em->persist($entity);
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}
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try {
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$this->em->flush();
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} catch (UniqueConstraintViolationException) {
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// nothing, already exists
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}
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}
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}

‎src/Rating/Model/RatingModelInterface.php‎

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<?php declare(strict_types = 1);
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namespace Utilitte\Components\Rating\Model;
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interface RatingModelInterface
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{
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public function isVoteValueValid(int $value): bool;
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public function vote(object $source, int $value): VoteResult;
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}

‎src/Rating/Model/VoteResult.php‎

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<?php declare(strict_types = 1);
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namespace Utilitte\Components\Rating\Model;
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final class VoteResult
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{
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public function __construct(
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private int $difference,
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private int $voted,
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)
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{
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}
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public function getDifference(): int
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{
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return $this->difference;
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}
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public function getVoted(): int
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{
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return $this->voted;
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}
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}

‎src/Rating/RatingComponent.php‎

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<?php declare(strict_types = 1);
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namespace Utilitte\Components\Rating;
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use Nette\Application\UI\Control;
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use Nette\Security\User;
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use Utilitte\Components\Rating\Model\RatingModelInterface;
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use Utilitte\Components\Rating\ValueObject\Rating;
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use Utilitte\Components\Utility\TControl;
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final class RatingComponent extends Control
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{
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use TControl;
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/** @var callable[] */
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private array $onVoted = [];
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private bool $set = false;
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private int $increase = 0;
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public function __construct(
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private RatingModelInterface $model,
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private Rating $rating,
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private User $user,
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)
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{
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}
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public function addIncrease(int $amount): self
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{
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$this->increase += $amount;
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return $this;
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}
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public function onVoted(callable $callback): void
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{
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$this->onVoted[] = $callback;
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}
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public function render(): void
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{
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$template = $this->getTemplate();
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$template->setFile($this->getFile(__DIR__ . '/templates/rating.latte'));
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if (!$this->set) {
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$template->rating = $this->rating->getRating() + $this->increase;
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$template->voted = $this->rating->getVoted();
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}
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$template->increase = $this->increase;
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$template->canVote = $this->rating->canVote();
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$template->render();
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}
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public function handleVote(int $value): void
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{
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$ajax = $this->getPresenter()->isAjax();
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if (!$this->model->isVoteValueValid($value)) {
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if ($ajax) {
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return;
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}
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$this->redirect('this');
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}
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$result = $this->model->vote($this->rating->getSource(), $value);
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foreach ($this->onVoted as $callback) {
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$callback();
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}
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if ($ajax) {
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$template = $this->getTemplate();
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$template->rating = $this->rating->getRating() + $result->getDifference() + $this->increase;
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$template->voted = $result->getVoted();
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$this->set = true;
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$this->redrawControl();
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} else {
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$this->redirect('this');
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}
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}
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}

‎src/Rating/RatingComponentFactory.php‎

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<?php declare(strict_types = 1);
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namespace Utilitte\Components\Rating;
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use Utilitte\Components\Rating\Model\RatingModelInterface;
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use Utilitte\Components\Rating\ValueObject\Rating;
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interface RatingComponentFactory
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{
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public function create(RatingModelInterface $model, Rating $rating): RatingComponent;
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}

‎src/Rating/ValueObject/Rating.php‎

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<?php declare(strict_types = 1);
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namespace Utilitte\Components\Rating\ValueObject;
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final class Rating
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{
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public function __construct(
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private object $source,
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private int $rating,
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private ?int $voted = null,
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private bool $canVote = true,
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)
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{
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}
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public function canVote(): bool
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{
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return $this->canVote;
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}
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public function getSource(): object
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{
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return $this->source;
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}
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public function getRating(): int
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{
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return $this->rating;
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}
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public function getVoted(): ?int
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{
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return $this->voted;
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}
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}

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