63 lines
1.4 KiB
PHP
63 lines
1.4 KiB
PHP
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<?php
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declare(strict_types=1);
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namespace Drupal\opd_podcast;
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use Drupal\taxonomy\TermInterface;
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/**
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* @implements \IteratorAggregate<TermInterface>
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*/
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final class PodcastGuests implements \ArrayAccess, \Countable, \IteratorAggregate, \Stringable {
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/**
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* @param TermInterface[] $guests
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*/
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private function __construct(private array $guests) {
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}
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public function count(): int {
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return count($this->guests);
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}
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public function getIterator(): \Traversable {
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return new \ArrayIterator($this->guests);
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}
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public function offsetExists(mixed $offset): bool {
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return isset($this->guests[$offset]);
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}
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public function offsetGet(mixed $offset): mixed {
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return $this->guests[$offset];
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}
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public function offsetSet(mixed $offset, mixed $value): void {
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$this->guests[$offset] = $value;
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}
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public function offsetUnset(mixed $offset): void {
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unset($this->guests[$offset]);
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}
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public function __toString(): string {
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// TODO: allow for more than two guests.
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if (count($this->guests) === 2) {
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assert($this->guests[1] instanceof TermInterface);
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return sprintf('%s %s %s', $this->guests[0]->label(), t('and'), $this->guests[1]->label());
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}
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return strval($this->guests[0]->label());
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}
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/**
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* @param TermInterface[] $guests
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*/
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public static function new(array $guests): self {
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return new self($guests);
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}
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}
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