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<?php

/**
 * Copyright 2017 MICRORISC s.r.o.
 * Copyright 2017 IQRF Tech s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

declare(strict_types=1);

namespace App\GatewayModule\Model;

use Nette;
use Nette\Application\Responses\FileResponse;
use Nette\Utils\FileSystem;

/**
 * Tool for downloading and reading IQRF Daemon's log file
 */
class LogManager {

    use Nette\SmartObject;

    /**
     * @var string Path to IQRF Daemon's log file
     */
    private $path;

    /**
     * Constructor
     * @param string $path Path to iqrf-daemon log
     */
    public function __construct(string $path) {
        $this->path = $path;
    }

    /**
     * Load log of iqrf-daemon
     * @return string iqrf-daemon log
     */
    public function load() {
        return FileSystem::read($this->path);
    }

    /**
     * Download lof iqrf-daemon
     * @return FileResponse HTTP response with the log
     */
    public function download() {
        $fileName = 'iqrf-daemon.log';
        $contentType = 'text/plain';
        $response = new FileResponse($this->path, $fileName, $contentType, true);
        return $response;
    }

}