drb/app/Http/Controllers/Api/FileUploadController.php

<?php
namespace App\Http\Controllers\Api;

use App\Service\FileUploadService;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Storage;
use PhpOffice\PhpSpreadsheet\Calculation\Statistical\Distributions\F;

//文件上传
class FileUploadController extends BaseController
{
    public function uploadFile(Request $request){
        $service = new FileUploadService();
        list($status,$data) = $service->uploadFile($request->file('file'));

        if($status){
            return $this->json_return(200,'上传成功',['url' => $data]);
        }else{
            return $this->json_return(201,$data);
        }
    }

    //获取文件的位置预览(临时文件)
    public function getFile($file_name){
        $file_name = str_replace(FileUploadService::string2,'',$file_name);
        $timestamp = substr($file_name, 0, 8); // 截取前八位数字
        $date = \DateTime::createFromFormat('Ymd', $timestamp);
        $date = $date->format('Y-m-d');
        $dir = FileUploadService::tmp_dir . '/' . $date. '/' . $file_name;
        $path = storage_path() . "/app/public/" . $dir;

        // 返回一个错误响应或默认图片
        if (! Storage::disk('public')->exists($dir)) return $this->json_return(201,'File not exists');

        return response()->file($path);
    }

    //获取文件的位置
    public function getFileLocal($file_name){
        $path = storage_path() . "/app/public/upload_files/".$file_name;
        if(file_exists($path)) return response()->file($path);

        return "";
    }
}