<?php

require_once "LogicTaskBase.php";

class TruthTableTask extends LogicTaskBase
{
    private float $bad_line_score; // points for a bad line in the truth table
    public function __construct(array $a = null)
    {
        parent::__construct("truthtable", $a);

        $this->bad_line_score = $a["bad_line_score"] ?? -1.0;
    }

    function setBadLineScore(float $bad_line_score): void {
        $this->bad_line_score = $bad_line_score;
    }

    function getBadLineScore(): float {
        return $this->bad_line_score;
    }

    public function staticCheck(): void
    {
        $errs = $this->getTTDiffCntToCA($this->player_answer ?? "");
        $mark = $this->getMaxMark() + $errs * $this->getBadLineScore();
        $this->setMark($mark);
    }

    public function toArray(string $mode = "all"): array
    {
        $a = parent::toArray($mode);

        if ($mode === "all") {
            $a["bad_line_score"] = $this->bad_line_score;
        }

        $a["correct_answer"] = $this->getLogicFunction()->getTruthTable();

        return $a;
    }
}