<?php

namespace API\script\Gateway;

use API\script\Config\Connection;
use BusinessClass\Form;
use BusinessClass\Keyword;
use BusinessClass\Question;
use PDO;

class GatewayForm
{
    private Connection $connection;

    public function __construct()
    {
        $this->connection = connect();
    }

    public function insertForm(Form $form): void
    {
        if(empty($this->getForm()))
        {
            $query = "INSERT INTO Form(title, description) VALUES(:title, :description)";
            $this->connection->executeQuery($query, array(
                ':title' => array($form->getTitle(), PDO::PARAM_STR),
                ':description' => array($form->getDescription(), PDO::PARAM_STR)
            ));
        }
    }

    public function getForm(): array
    {
        $query = "SELECT * FROM Form";
        $this->connection->executeQuery($query);

        return $this->connection->getResults();
    }

    public function assignKeywordToQuestion(string $keyword, string $response, int $idQuestion)
    {
        echo $keyword;
        $query = "SELECT pr.id FROM Propose p, PossibleResponse pr WHERE p.question = :id AND p.possibleResponse = pr.id AND pr.content = :response";
        $this->connection->executeQuery($query, array(
            ':id' => array($idQuestion, PDO::PARAM_STR),
            ':response' => array($response, PDO::PARAM_STR)
        ));


        $idPossibleResponse = $this->connection->getResults()[0][0];

        $query = "INSERT INTO Reference(possibleResponse, keyword) VALUES(:possibleResponse, :keyword)";
        $this->connection->executeQuery($query, array(
            ':possibleResponse' => array($idPossibleResponse, PDO::PARAM_INT),
            ':keyword' => array($keyword, PDO::PARAM_STR)
        ));
    }

    public function deleteKeywordFromQuestion(string $keyword, string $response, Question $question)
    {
        $query = "SELECT pr.id FROM Propose p, PossibleResponse r WHERE p.question = :id AND p.possibleResponse = pr.id AND pr.content = :response";
        $this->connection->executeQuery($query, array(
            ':id' => array($question->getId(), PDO::PARAM_STR),
            ':response' => array($response, PDO::PARAM_STR)
        ));

        $idPossibleResponse = $this->connection->getResults()[0][0];

        $query = "DELETE FROM Reference WHERE response = :idResponse AND keyword = :idKeword";
        $this->connection->executeQuery($query, array(
            ':idResponse' => array($idPossibleResponse, PDO::PARAM_INT),
            ':idKeword' => array($keyword->getId(), PDO::PARAM_INT)
        ));
    }
}