searchanddisplace-core/app/SearchDisplace/Ingest/SendDocument.php

<?php

namespace App\SearchDisplace\Ingest;

use GuzzleHttp\Client;

class SendDocument
{
    protected $url;

    public function __construct()
    {
        $this->url = env('SD_INGEST_URL') . '/ingest';
    }

    public function execute($documentPath, $id)
    {
        try {
            $response = $this->sendRequest($documentPath, $id);

            if ($response['status'] === 'fail') {
                $message = array_key_exists('message', $response)
                    ? $response['message']
                    : 'Something went wrong.';

                throw new \Exception($message);
            }

            // The file in Ingest si in Processing state.
        } catch (\Exception $exception) {
            throw new \Exception($exception->getMessage());
        }
    }

    public function sendRequest($documentPath, $id)
    {
        $client = new Client();

        $response = $client->request('post', $this->url, [
            'headers' => [
                'Accept' => 'application/json',
            ],

            'multipart' => [
                [
                    'name' => 'id',
                    'contents' => $id,
                ],

                [
                    'name' => 'document',
                    'contents' => fopen($documentPath, 'r'),
                ]
            ],
        ]);

        return json_decode($response->getBody()->getContents(), true);
    }
}