<?php

namespace App\SQLLogin;

class SQLLoginRequest
{
    public const DATA_TO_FETCH = 'data_to_fetch';
    public const LOGIN_COLUMN_NAME = 'login_column_name';
    public const SALT_COLUMN_NAME = 'salt_column_name';
    public const PASSWORD_COLUMN_NAME = 'password_column_name';
    public const TABLE_NAME = 'table_name';

    protected array $config;
    protected string $dsn;
    protected string $user;
    protected string $password;

    public function __construct(array $config = [], string $dsn, string $user, string $password)
    {
        $this->config = $config;
        $this->dsn = $dsn;
        $this->user = $user;
        $this->password = $password;
    }

    public function getDatabaseDsn()
    {
        return $this->dsn;
    }

    public function getDbUser()
    {
        return $this->user;
    }

    public function getDbPassword()
    {
        return $this->password;
    }

    public function getLoginColumnName()
    {
        return $this->config[self::LOGIN_COLUMN_NAME];
    }

    public function egtPasswordColumnName()
    {
        return $this->config[self::PASSWORD_COLUMN_NAME];
    }

    public function getSaltColumnName()
    {
        return $this->config[self::SALT_COLUMN_NAME];
    }

    public function getRequestScope()
    {
        $scope = '';
        foreach ($this->config[self::DATA_TO_FETCH] as $data) {
            $scope .= $data.',';
        }
        $scope = substr($scope, 0, -1);
        $request = 'SELECT '.$scope.' FROM '.$this->config[self::TABLE_NAME].' WHERE '.$this->config[self::LOGIN_COLUMN_NAME].' = :'.$this->config[self::LOGIN_COLUMN_NAME].';';

        return $request;
    }

    public function getRequestPassword()
    {
        $passwordColumns = $this->config[self::PASSWORD_COLUMN_NAME];
        if (!empty($this->config[self::SALT_COLUMN_NAME])) {
            $passwordColumns .= ', '.$this->config[self::SALT_COLUMN_NAME];
        }

        return 'SELECT '.$passwordColumns.' FROM '.$this->config[self::TABLE_NAME].' WHERE '.$this->config[self::LOGIN_COLUMN_NAME].' = :'.$this->config[self::LOGIN_COLUMN_NAME].';';
    }
}