<?php
namespace app\jobs;

use think\queue\Job;
use think\facade\Console;
use app\model\VrFloder;
use app\model\VrGroup;
use app\model\VrView;
use vr\Krpano;
use OSS\OssClient;
use think\facade\Log;
set_time_limit(0);
class CutImg
{
    public function fire(Job $job, $queuedata)
    {     
        // Log::close();
        try {
            if($job->attempts() > 2) {
                //通过这个方法可以检查这个任务已经重试了几次了
                $job->delete();
            }else{
                $res = $this->jobDone($queuedata);
                if($res){
                    $job->delete();
                }else{
                    VrView::where('id',$queuedata['view_id'])->update(['cut_img_status'=>3,'cut_img_ing'=>0]);
                }
            }
        } catch (OssException $e) {
            //报错直接结束
            VrView::where('id',$queuedata['view_id'])->update(['cut_img_status'=>3,'cut_img_ing'=>0]);
            $job->delete();
        }
    }

    public function failed($queuedata)
    {
        // ...任务达到最大重试次数后，失败了
    }

    //切图
    private function jobDone($data){
        // Log::close();
        // //场景信息
        $info = VrView::where('id',$data['view_id'])->field('id,vr_path,structure,vr_group_id')->findOrEmpty();
        // //切图中或切图完成直接结束
        if ($info->isEmpty() || in_array($info->cut_img_status,[4])) return true;

        // //切图开始时间
        $info->cut_img_time = time();
        $info->save();

        // //原图
        $ali_oss_bindurl = config('app.vr_ali_oss_bindurl');
        $url = 'https://' . $ali_oss_bindurl . '/';
        $path = $info->structure.$info->vr_path.'.jpg';
        $info->pic_path = $url.$path;
        
        //垃圾数据
        if(strpos($info->pic_path,'.jpg')===false) return false;
        //oss文件是否存在
        if(!$this->ossCheck($path)) return false;

        // //下载原图
        $inputfile = 'public/upload/wzh/'.$info->vr_path.'.jpg';// 原图保存地址
        // // $measurement = '?x-oss-process=image/resize,w_100';//下载图片尺寸
        $measurement = '';
        $this->dlfile($info->pic_path.$measurement,$inputfile);
        //下载原图失败
        if(!file_exists($inputfile)) return false;

        //开始切图
        $outputfilepath = 'public/upload/wzh/'.$info->vr_path.'/';//切图保存地址
        $krpano = new Krpano();
        $i = false;
        try {
            // 生成六面体的6张图
            $krpano->spheretocubeCube($inputfile, $outputfilepath);
            // 生成封面图
            $krpano->makepreview($inputfile, $outputfilepath);
            // 生成竖版预览图
            $krpano->spheretocubeVcube($inputfile, $outputfilepath);

        } catch (Exception $e) {
            trace($e->getMessage(), 'error');
            $i = true;
        }

        @unlink($inputfile);//删除本地原图
        $arr = ['image_b','image_d','image_f','image_l','image_r','image_u','preview','thumb'];
        //切图失败,可能只切成一张图 
        if ($i) {
            foreach ($arr as $v1) {
                $img = $outputfilepath.$v1.'.jpg';//切图保存地址
                if(file_exists($img)) @unlink($img);////删除已经生成的切图
            }
            @rmdir('public/upload/wzh/'.$info->vr_path);//删除空文件夹 
            return false;
        }
        //切图成功 上传oss
        $size = 0;//切图大小
        foreach ($arr as $v2) {
            //切图保存地址
            $img = $outputfilepath.$v2.'.jpg';
            $file = $info->structure.$v2.'.jpg';
            $res = $this->ossUpload($file,$img);
            if ($res) $size += filesize($img);
            @unlink($img);//删除本地文件
        }
        @rmdir('public/upload/wzh/'.$info->vr_path);//删除空文件夹
        
        $info->cut_img_status = 4;
        $info->cut_img_size = $size;
        $info->save();
        VrGroup::where('id',$info->vr_group_id)->inc('size',$size)->update();
        dataStatistics($info->root_id,'use_count',$size,'inc');//manage应用首页统计数据
        return true;
    }

    //下载图片
    private function dlfile($file_url, $save_to)
    {
        $in=  fopen($file_url, "rb");
        $out=  fopen($save_to, "wb");
        while ($chunk = fread($in,8192))
        {
            fwrite($out, $chunk, 8192);
        }
        fclose($in);
        fclose($out);
    }
    /*
     * oss文件上传
     */
    private function ossUpload($path, $file)
    {
        $accessKeyId = config('app.vr_ali_oss_access_key_id');
        $accessKeySecret = config('app.vr_ali_oss_access_key_secret');
        $endpoint = config('app.vr_ali_oss_end_point');
        $bucket = config('app.vr_ali_oss_bucket');
        $oss = new OssClient($accessKeyId, $accessKeySecret, $endpoint);
        try {
            $oss->uploadFile($bucket, $path, $file);
        } catch (OssException $e) {
            return false;
        }
        return true;
    }
    /*
     * oss检测文件
     */
    private function ossCheck($file)
    {
        // $file = 'vr/2023/03/18/9F8E30932ECE44EB9C7FBC87A44FBD3D/9F8E30932ECE44EB9C7FBC87A44FBD3D.jpg';
        $accessKeyId = config('app.vr_ali_oss_access_key_id');
        $accessKeySecret = config('app.vr_ali_oss_access_key_secret');
        $endpoint = config('app.vr_ali_oss_end_point');
        $bucket = config('app.vr_ali_oss_bucket');
        $oss = new OssClient($accessKeyId, $accessKeySecret, $endpoint);
        try {
            $exist = $oss->doesObjectExist($bucket, $file);
            return $exist;
        } catch (OssException $e) {
            return false;
        }
    }
    private function compress_image($source_url, $destination_url, $max_size) {
        //压缩后的宽高
        $arr = ['image_b'=>1000,'image_d'=>900,'image_f'=>900,'image_l'=>900,'image_r'=>900,'image_u'=>900,'preview'=>2500];
        if(!isset($arr[$max_size])) return false;
        $max_size = $arr[$max_size];

        $info = getimagesize($source_url);

        $width = $info[0];

        
        $height = $info[1];
        
        $mime = $info['mime'];
        
        // 创建图像
        $image = imagecreatefromjpeg($source_url);

        // 缩放图像
        
        $scale = min($max_size / $width, $max_size / $height);
        
        if ($scale < 1) {
        
            $new_width = (int)floor($scale * $width);
            
            $new_height = (int)floor($scale * $height);
            
            $new_image = imagescale($image, $new_width, $new_height);
            
            imagedestroy($image);
            
            $image = $new_image;
        
        }
        // 保存图像
        imagejpeg($image, $destination_url, 90);
    }
}