class.ilLSPostCondition.php

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<?php
 
declare(strict_types=1);
 
class ilLSPostCondition
{
    protected static $known_operators = [
        "always",
        "failed",
        "finished",
        "learning_progress",
        "not_finished",
        "passed"
    ];
 
    protected int $ref_id;
    protected string $operator;
    protected ?string $value;
 
    public function __construct(
        int $ref_id,
        string $operator,
        ?string $value = null
    ) {
        if (!in_array($operator, self::$known_operators)) {
            throw new \InvalidArgumentException(
                "Unknown operator: $operator"
            );
        }
 
        $this->ref_id = $ref_id;
        $this->operator = $operator;
        $this->value = $value;
    }
 
    public function getRefId(): int
    {
        return $this->ref_id;
    }
 
    public function withRefId(int $ref_id): self
    {
        $clone = clone $this;
        $clone->ref_id = $ref_id;
        return $clone;
    }
 
    public function getConditionOperator(): string
    {
        return $this->operator;
    }
 
    public function withConditionOperator(string $operator): ilLSPostCondition
    {
        if (!in_array($operator, self::$known_operators)) {
            throw new \InvalidArgumentException(
                "Unknown operator: $operator"
            );
        }
 
        $clone = clone $this;
        $clone->operator = $operator;
        return $clone;
    }
 
    public function getValue(): ?string
    {
        return $this->value;
    }
 
    public function withValue(string $value): ilLSPostCondition
    {
        $clone = clone $this;
        $clone->value = $value;
        return $clone;
    }
}