<?php

namespace App\Libraries\ChunkedUpload\Disks;

use App\Libraries\ChunkedUpload\Contacts\ChunkedUploadContact;
use App\Libraries\ChunkedUpload\Exceptions\UploadFailedException;
use App\Services\File\Upload\ProgressBar;
use Illuminate\Http\UploadedFile;
use Illuminate\Support\Facades\Log;
use Qcloud\Cos\Client;

class Cos implements ChunkedUploadContact
{
    public function upload(UploadedFile $file, string $savePath, string $name, ?ProgressBar $progressBar): string
    {
        $pathname = sprintf("%s/%s", $savePath, $name);

        $cosClient = new Client([
            'region' => config('filesystems.disks.cos.region'),
            'credentials' => [
                'secretId' => config('filesystems.disks.cos.secret_id'),
                'secretKey' => config('filesystems.disks.cos.secret_key')
            ]
        ]);

        try {
            $notUploadedSize = $file->getSize();

            $options = [
                'PartSize' => 1 * 1024 * 1024,
                'Progress' => function ($totalSize, $uploadedSize) use (&$notUploadedSize, $progressBar) {
                    $partSize = $uploadedSize - ($totalSize - $notUploadedSize);

                    $notUploadedSize = $totalSize - $uploadedSize;

                    $progressBar?->increment($partSize);
                },
                'ACL' => 'private',
            ];

            $cosClient->upload(
                sprintf("%s-%s", config('filesystems.disks.cos.bucket'), config('filesystems.disks.cos.app_id')),
                $pathname,
                fopen($file->getRealPath(),  'rb'),
                $options,
            );

            if ($notUploadedSize > 0) {
                $progressBar?->increment($notUploadedSize);
            }
        } catch (\Exception $exception) {
            Log::error($exception->getTraceAsString());

            throw new UploadFailedException("File upload failed.");
        }

        return $pathname;
    }
}