<?php

namespace app\support;

use support\Request;
use function md5;
use function sprintf;
use function strtolower;

class ContentImageService
{
    public function upload(Request $request, string $inputName = 'file'): array
    {
        $file = $request->file($inputName);
        if (!$file || !$file->isValid()) {
            throw new \RuntimeException('上传文件无效');
        }

        $extension = strtolower($file->getUploadExtension() ?: 'jpg');
        if (!in_array($extension, ['jpg', 'jpeg', 'png', 'webp'], true)) {
            throw new \RuntimeException('仅支持上传 jpg、jpeg、png、webp 图片');
        }

        $filename = sprintf('content_image_%s.%s', uniqid(), $extension);
        $relativeDir = 'uploads/content-images/' . date('Ymd');
        $relativePath = $relativeDir . '/' . $filename;
        $this->storage()->putUploadedFile($file, $relativePath);

        $fileUrl = $this->storage()->publicUrl($request, $relativePath);

        return [
            'file_id' => md5($relativePath),
            'file_url' => $fileUrl,
            'thumbnail_url' => $fileUrl,
            'name' => $file->getUploadName(),
        ];
    }

    private function storage(): FileStorageService
    {
        return new FileStorageService();
    }
}