<?php
// +----------------------------------------------------------------------
// | LARAVEL8.0 框架 [ LARAVEL ][ RXThinkCMF ]
// +----------------------------------------------------------------------
// | 版权所有 2017~2021 LARAVEL研发中心
// +----------------------------------------------------------------------
// | 官方网站: http://www.laravel.cn
// +----------------------------------------------------------------------
// | Author: laravel开发员 <laravel.qq.com>
// +----------------------------------------------------------------------

namespace App\Services;

use Qiniu\Auth;
use Qiniu\Storage\BucketManager;
use Qiniu\Storage\UploadManager;

/**
 * 七牛存储接口管理-服务类
 * @author laravel开发员
 * @since 2020/11/11
 * @package App\Services
 */
class QiniuService extends BaseService
{
    // 静态对象
    protected static $instance = null;
    protected $host = '';
    protected $accessKey = '';
    protected $secretKey = '';
    protected $bucket = '';

    public function __construct()
    {
        $this->accessKey = ConfigService::make()->getConfigByCode('qiniu_access_key');
        $this->secretKey = ConfigService::make()->getConfigByCode('qiniu_secret_key');
        $this->bucket = ConfigService::make()->getConfigByCode('qiniu_bucket', '');
        $this->host = ConfigService::make()->getConfigByCode('qiniu_host', '');
    }

    /**
     * 静态入口
     */
    public static function make()
    {
        if (!self::$instance) {
            self::$instance = new static();
        }

        return self::$instance;
    }


    /**
     * 上传文件/图片
     * @param $filename
     * @param $file
     * @return false|string
     * @throws \Exception
     */
    public function upload($filename, $file)
    {
        // 配置参数
        if (empty($this->accessKey) || empty($this->secretKey) || empty($this->bucket) || empty($this->host)) {
            $this->error = 'QINIU接口参数未配置';
            return false;
        }

        // 初始化鉴权对象
        $auth = new Auth($this->accessKey, $this->secretKey);

        // 生成上传策略
        $policy = null;
        $uptoken = $auth->uploadToken($this->bucket, $filename, 3600, $policy);

        // 初始化 UploadManager 对象并进行文件上传
        $uploadMgr = new UploadManager();
        list($ret, $err) = $uploadMgr->putFile($uptoken, $filename, $file->getPathname());

        if ($err !== null) {
            $this->error = 'QINIU文件上传失败：' . (is_object($err) ? $err->getMessage() : $err);
            return false;
        } else {
            return '/qiniu/' . $filename;
        }
    }

    /**
     * 上传base图片
     * @param $filename
     * @param $base64
     * @return false|string
     */
    public function uploadBase64($filename, $base64)
    {
        // 配置参数
        if (empty($this->accessKey) || empty($this->secretKey) || empty($this->bucket) || empty($this->host)) {
            $this->error = 'QINIU接口参数未配置';
            return false;
        }

        // 初始化鉴权对象
        $auth = new Auth($this->accessKey, $this->secretKey);

        // 生成上传策略
        $policy = null;
        $uptoken = $auth->uploadToken($this->bucket, $filename, 3600, $policy);

        // 初始化 UploadManager 对象并进行文件上传
        $uploadMgr = new UploadManager();
        list($ret, $err) = $uploadMgr->put($uptoken, $filename, $base64, null, 'image/png');
        if ($err !== null) {
            $this->error = 'QINIU文件上传失败';
            return false;
        } else {
            return '/qiniu/' . $filename;
        }
    }

    public function deleteImage($url)
    {
        // 配置参数
        if (empty($this->accessKey) || empty($this->secretKey) || empty($this->bucket) || empty($this->host)) {
            $this->error = 'QINIU接口参数未配置';
            return false;
        }

        // 初始化鉴权对象
        $auth = new Auth($this->accessKey, $this->secretKey);

        // 初始化 UploadManager 对象并进行文件上传
        $bucketManager = new BucketManager($auth);
        $res = $bucketManager->delete($this->bucket, $url);
        if ($res === null) {
            $this->error = '删除成功';
            return true;
        } else {
            $this->error = '删除失败';
            return false;
        }

    }

    /**
     * 图片路径
     * @param $path
     * @return string|string[]
     */
    public function getImageUrl($path)
    {
        return str_replace('/qiniu', $this->host, $path);
    }

    /**
     * 图片路径
     * @param $path
     * @return string|string[]
     */
    public function getImagePath($path)
    {
        return str_replace($this->host, '/qiniu', $path);
    }
}