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<?php

declare(strict_types=1);

/**
 * Copyright OpenSearch Contributors
 * SPDX-License-Identifier: Apache-2.0
 *
 * Elasticsearch PHP client
 *
 * @link      https://github.com/elastic/elasticsearch-php/
 * @copyright Copyright (c) Elasticsearch B.V (https://www.elastic.co)
 * @license   http://www.apache.org/licenses/LICENSE-2.0 Apache License, Version 2.0
 * @license   https://www.gnu.org/licenses/lgpl-2.1.html GNU Lesser General Public License, Version 2.1
 *
 * Licensed to Elasticsearch B.V under one or more agreements.
 * Elasticsearch B.V licenses this file to you under the Apache 2.0 License or
 * the GNU Lesser General Public License, Version 2.1, at your option.
 * See the LICENSE file in the project root for more information.
 */

namespace OpenSearch\Endpoints\Nodes;

use OpenSearch\Endpoints\AbstractEndpoint;

class Usage extends AbstractEndpoint
{
    protected $node_id;
    protected $metric;

    public function getURI(): string
    {
        $node_id = $this->node_id ?? null;
        $metric = $this->metric ?? null;

        if (isset($node_id) && isset($metric)) {
            return "/_nodes/$node_id/usage/$metric";
        }
        if (isset($node_id)) {
            return "/_nodes/$node_id/usage";
        }
        if (isset($metric)) {
            return "/_nodes/usage/$metric";
        }
        return "/_nodes/usage";
    }

    public function getParamWhitelist(): array
    {
        return [
            'timeout'
        ];
    }

    public function getMethod(): string
    {
        return 'GET';
    }

    public function setNodeId($node_id): Usage
    {
        if (isset($node_id) !== true) {
            return $this;
        }
        if (is_array($node_id) === true) {
            $node_id = implode(",", $node_id);
        }
        $this->node_id = $node_id;

        return $this;
    }

    public function setMetric($metric): Usage
    {
        if (isset($metric) !== true) {
            return $this;
        }
        if (is_array($metric) === true) {
            $metric = implode(",", $metric);
        }
        $this->metric = $metric;

        return $this;
    }
}