suyuan/app/api/controller/UploadController.php

<?php
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namespace app\api\controller;

use app\common\enum\FileEnum;
use app\common\model\file\File;
use app\common\service\UploadService;
use Exception;
use think\response\Json;


/** 上传文件
 * Class UploadController
 * @package app\api\controller
 */
class UploadController extends BaseApiController
{
    public array $notNeedLogin=['uploadVideoCover'];
    /**
     * @notes 上传图片
     * @return Json
     * @author 段誉
     * @date 2022/9/20 18:11
     */
    public function image()
    {
        try {
            $result = UploadService::image(0, $this->userId,FileEnum::SOURCE_USER);
            return $this->success('上传成功', ['url'=>env('project.project_url').'/'.$result['url']]);
        } catch (Exception $e) {
            return $this->fail($e->getMessage());
        }
    }


    public function uploadVideoCover()
    {
        try {
            $deviceId = $this->request->param('device_id', '');
            // Base64编码的图片字符串
            $base64Image = $this->request->param('image'); // 这里只展示部分内容

            // 去除前面的"data:"标识
            $base64Data = substr($base64Image, strpos($base64Image, ',') + 1);

            // 将Base64编码的图片字符串转换为二进制数据
            $binaryData = base64_decode($base64Data);

            // 创建图像对象
            $imageObject = imagecreatefromstring($binaryData);
            $saveDir = 'uploads/images/' .  date('Ymd'). '/';
            if (!is_dir($saveDir)) {
                mkdir($saveDir, 0755, true);
            }
            $fileName = uniqid().'.png';

            // 保存图片
           imagepng($imageObject, $saveDir.$fileName);

            $file = File::create([
                'cid'         => $deviceId,
                'type'        => FileEnum::IMAGE_TYPE,
                'name'        => $fileName,
                'uri'         => $saveDir . $fileName,
                'source'      => FileEnum::SOURCE_USER,
                'source_id'   => $this->userId,
                'create_time' => time(),
            ]);
            return $this->success('上传成功', ['url'=>env('project.project_url').'/'.$saveDir.$fileName]);
        } catch (Exception $e) {
            return $this->fail($e->getMessage());
        }
    }


}