ObjectiveCollection.php

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<?php
 
declare(strict_types=1);
 
namespace ILIAS\Setup;
 
class ObjectiveCollection implements Objective
{
    protected string $label;
    protected bool $is_notable;
 
    protected array $objectives;
 
    public function __construct(string $label, bool $is_notable, Objective ...$objectives)
    {
        $this->label = $label;
        $this->is_notable = $is_notable;
        $this->objectives = $objectives;
    }
 
    public function getObjectives(): array
    {
        return $this->objectives;
    }
 
    public function getHash(): string
    {
        return hash(
            "sha256",
            get_class($this) .
            implode(
                array_map(
                    fn ($g): string => $g->getHash(),
                    $this->objectives
                )
            )
        );
    }
 
    public function getLabel(): string
    {
        return $this->label;
    }
 
    public function isNotable(): bool
    {
        return $this->is_notable;
    }
 
    public function getPreconditions(Environment $environment): array
    {
        return $this->objectives;
    }
 
    public function achieve(Environment $environment): Environment
    {
        return $environment;
    }
 
    public function isApplicable(Environment $environment): bool
    {
        return false;
    }
}