class.ilLogicalAnswerComparisonExpressionInputGUI.php

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<?php

class ilLogicalAnswerComparisonExpressionInputGUI extends ilAnswerWizardInputGUI
{
    public function setValues($model_values): void
    {
        $form_values = [];
        foreach ($model_values as $model_value) {
            $form_values[] = new ASS_AnswerSimple(
                $model_value->getExpression(),
                $model_value->getPoints(),
                $model_value->getOrderIndex() - 1,
                -1,
                0
            );
        }

        if ($form_values === []) {
            $form_values[] = new ASS_AnswerSimple('', 0, 1);
        }

        parent::setValues($form_values);
    }

    public function getValues(): array
    {
        $form_values = parent::getValues();

        $model_values = [];
        foreach ($form_values as $form_value) {
            $expression = new ilAssQuestionSolutionComparisonExpression();
            $expression->setExpression($form_value->getAnswertext());
            $expression->setPoints($form_value->getPoints());
            $expression->setOrderIndex($form_value->getOrder() + 1);
            $model_values[] = $expression;
        }

        return $model_values;
    }

    protected function getTextInputLabel($lng)
    {
        return $lng->txt('tst_sol_comp_expressions');
    }

    protected function getPointsInputLabel($lng)
    {
        return $lng->txt('tst_comp_points');
    }

    protected function getTemplate(): string
    {
        return 'tpl.prop_lac_expression_input.html';
    }

    public function getInput(): array
    {
        if (!$this->isRequestParamArray($this->getPostVar())) {
            return [];
        }
        return $this->getRequestParam(
            $this->getPostVar(),
            $this->refinery->kindlyTo()->dictOf(
                $this->refinery->kindlyTo()->dictOf(
                    $this->refinery->byTrying([
                        $this->refinery->kindlyTo()->float(),
                        $this->refinery->kindlyTo()->string()
                    ])
                )
            )
        );
    }
}