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: /mnt/lmsestudio-instance-vol002/lms_a24da747acc9/app/System/ [ drwxr-xr-x ]
name : HelperClass.php
 <?php

namespace EstudioLMS\System;

use EstudioLMS\Exceptions\Handler;
use EstudioLMS\Repositories\Config\SaasConfigInterface;
use Config;
use File;

/**
 * Class HelperClass
 * @package EstudioLMS\System
 */
class HelperClass
{
    /**
     * @var SaasConfigInterface
     */
    private $saasConfig;

    /**
     * HelperClass constructor.
     * @param SaasConfigInterface $saasConfig
     */
    public function __construct(
        SaasConfigInterface $saasConfig
    ) {
        $this->saasConfig = $saasConfig;
    }

    /**
     * @param $connName
     * @param $connData
     * @param string $type
     * @return bool
     *
     * Faz a conexão com o banco de dados tanto do LMSPanel como do CPanel.
     * Use o parâmetro $type para setar qual dos bancos será utilizado, para
     * LMSPanel == 'adm', para CPanel == 'cst'
     */
    public function setDatabaseConfig($connName, $connData, $type = 'adm')
    {
        try {
            Config::set('database.connections.' . $connName, array(
                'driver' => 'mysql',
                'host' => $connData->{$type.'_dataserver_host'},
                'database' => $connData->{$type.'_databasename'},
                'username' => $connData->{$type.'_dataserver_user'},
                'password' => $connData->{$type.'_dataserver_password'},
                'charset' => 'utf8',
                'collation' => 'utf8_unicode_ci',
                'prefix' => '',
            ));
            Config::set('config.tenant_id', $connData->tenant_id);

            \DB::purge($connName);
            \DB::reconnect($connName);
        } catch (\Exception $e) {
            app(Handler::class)->report($e);
            return false;
        }

        return true;
    }

    /**
     * @return float|int
     */
    public function storageSize()
    {
        $file_size = 0;

        foreach (File::allFiles(public_path() . '/storage') as $file) {
            $file_size += $file->getSize();
        }
        return $file_size / 1048576;
    }

    /**
     * Remove valores e campos nulos de um resultado eloquent
     * @param $data
     * @return array
     */
    public function removeNullValues($data)
    {
        $filtered_data = [];
        if(!is_null($data)) {
            foreach ($data as $key => $value) {
                if (!is_null($value)) {
                    $filtered_data[$key] = $value;
                }
            }
        }

        return $filtered_data;
    }
}