<?php

namespace app\api\controller;

use app\common\controller\Api;
use app\common\exception\UploadException;
use app\common\library\Upload;
use app\common\model\Area;
use app\common\model\Version;
use fast\Random;
use think\Config;
use think\Hook;

/**
 * 公共接口
 */
class Common extends Api
{
    protected $noNeedLogin = ['init','upload'];
    protected $noNeedRight = '*';

    /**
     * 加载初始化
     *
     * @param string $version 版本号
     * @param string $lng     经度
     * @param string $lat     纬度
     */
    public function init()
    {
        if ($version = $this->request->request('version')) {
            $lng = $this->request->request('lng');
            $lat = $this->request->request('lat');

            //配置信息
            $upload = Config::get('upload');
            //如果非服务端中转模式需要修改为中转
            if ($upload['storage'] != 'local' && isset($upload['uploadmode']) && $upload['uploadmode'] != 'server') {
                //临时修改上传模式为服务端中转
                set_addon_config($upload['storage'], ["uploadmode" => "server"], false);

                $upload = \app\common\model\Config::upload();
                // 上传信息配置后
                Hook::listen("upload_config_init", $upload);

                $upload = Config::set('upload', array_merge(Config::get('upload'), $upload));
            }

            $upload['cdnurl'] = $upload['cdnurl'] ? $upload['cdnurl'] : cdnurl('', true);
            $upload['uploadurl'] = preg_match("/^((?:[a-z]+:)?\/\/)(.*)/i", $upload['uploadurl']) ? $upload['uploadurl'] : url($upload['storage'] == 'local' ? '/api/common/upload' : $upload['uploadurl'], '', false, true);

            $content = [
                'citydata'    => Area::getCityFromLngLat($lng, $lat),
                'versiondata' => Version::check($version),
                'uploaddata'  => $upload,
                'coverdata'   => Config::get("cover"),
            ];
            $this->success('', $content);
        } else {
            $this->error(__('Invalid parameters'));
        }
    }

    /**
     * 上传文件
     * @ApiMethod (POST)
     * @param File $file 文件流
     */
    public function upload()
    {
        Config::set('default_return_type', 'json');
        //必须设定cdnurl为空,否则cdnurl函数计算错误
        Config::set('upload.cdnurl', '');
        $chunkid = $this->request->post("chunkid");
        if ($chunkid) {
            if (!Config::get('upload.chunking')) {
                $this->error(__('Chunk file disabled'));
            }
            $action = $this->request->post("action");
            $chunkindex = $this->request->post("chunkindex/d");
            $chunkcount = $this->request->post("chunkcount/d");
            $filename = $this->request->post("filename");
            $method = $this->request->method(true);
            if ($action == 'merge') {
                $attachment = null;
                //合并分片文件
                try {
                    $upload = new Upload();
                    $attachment = $upload->merge($chunkid, $chunkcount, $filename);
                } catch (UploadException $e) {
                    $this->error($e->getMessage());
                }
                $this->success(__('Uploaded successful'), ['url' => $attachment->url, 'fullurl' => cdnurl($attachment->url, true)]);
            } elseif ($method == 'clean') {
                //删除冗余的分片文件
                try {
                    $upload = new Upload();
                    $upload->clean($chunkid);
                } catch (UploadException $e) {
                    $this->error($e->getMessage());
                }
                $this->success();
            } else {
                //上传分片文件
                //默认普通上传文件
                $file = $this->request->file('file');
                try {
                    $upload = new Upload($file);
                    $upload->chunk($chunkid, $chunkindex, $chunkcount);
                } catch (UploadException $e) {
                    $this->error($e->getMessage());
                }
                $this->success();
            }
        } else {
            $attachment = null;
            //默认普通上传文件
            $file = $this->request->file('file');
            try {
                $upload = new Upload($file);
                $attachment = $upload->upload();
            } catch (UploadException $e) {
                $this->error($e->getMessage());
            }

            $this->success(__('Uploaded successful'), ['url' => $attachment->url, 'fullurl' => cdnurl($attachment->url, true)]);
        }

    }

    /**
     * 上传文件
     * @ApiMethod (POST)
     * @param File $file 文件流
     */
    public function uploads($file) {

        if (empty($file)) {
            $this->error(__('No file upload or server upload limit exceeded'));
        }

        //判断是否已经存在附件
        $sha1 = $file->hash();

        $upload = Config::get('upload');

        preg_match('/(\d+)(\w+)/', $upload['maxsize'], $matches);
        $type = strtolower($matches[2]);
        $typeDict = ['b' => 0, 'k' => 1, 'kb' => 1, 'm' => 2, 'mb' => 2, 'gb' => 3, 'g' => 3];
        $size = (int)$upload['maxsize'] * pow(1024, isset($typeDict[$type]) ? $typeDict[$type] : 0);
        $fileInfo = $file->getInfo();
        $suffix = strtolower(pathinfo($fileInfo['name'], PATHINFO_EXTENSION));
        $suffix = $suffix && preg_match("/^[a-zA-Z0-9]+$/", $suffix) ? $suffix : 'file';

        $mimetypeArr = explode(',', strtolower($upload['mimetype']));
        $typeArr = explode('/', $fileInfo['type']);

        //禁止上传PHP和HTML文件
        if (in_array($fileInfo['type'], ['text/x-php', 'text/html']) || in_array($suffix, ['php', 'html', 'htm'])) {
            $this->error(__('Uploaded file format is limited'));
        }
        //验证文件后缀
        if ($upload['mimetype'] !== '*' &&
            (
                !in_array($suffix, $mimetypeArr)
                || (stripos($typeArr[0] . '/', $upload['mimetype']) !== false && (!in_array($fileInfo['type'], $mimetypeArr) && !in_array($typeArr[0] . '/*', $mimetypeArr)))
            )
        ) {
            $this->error(__('Uploaded file format is limited'));
        }
//        //验证是否为图片文件
//        $imagewidth = $imageheight = 0;
//        if (in_array($fileInfo['type'], ['image/gif', 'image/jpg', 'image/jpeg', 'image/bmp', 'image/png', 'image/webp']) || in_array($suffix, ['gif', 'jpg', 'jpeg', 'bmp', 'png', 'webp'])) {
//            $imgInfo = getimagesize($fileInfo['tmp_name']);
//            if (!$imgInfo || !isset($imgInfo[0]) || !isset($imgInfo[1])) {
//                $this->error(__('Uploaded file is not a valid image'));
//            }
//            $imagewidth = isset($imgInfo[0]) ? $imgInfo[0] : $imagewidth;
//            $imageheight = isset($imgInfo[1]) ? $imgInfo[1] : $imageheight;
//        }
        $replaceArr = [
            '{year}'     => date("Y"),
            '{mon}'      => date("m"),
            '{day}'      => date("d"),
            '{hour}'     => date("H"),
            '{min}'      => date("i"),
            '{sec}'      => date("s"),
            '{random}'   => Random::alnum(16),
            '{random32}' => Random::alnum(32),
            '{filename}' => $suffix ? substr($fileInfo['name'], 0, strripos($fileInfo['name'], '.')) : $fileInfo['name'],
            '{suffix}'   => $suffix,
            '{.suffix}'  => $suffix ? '.' . $suffix : '',
            '{filemd5}'  => md5_file($fileInfo['tmp_name']),
        ];
        $savekey = $upload['savekey'];
        $savekey = str_replace(array_keys($replaceArr), array_values($replaceArr), $savekey);

        $uploadDir = substr($savekey, 0, strripos($savekey, '/') + 1);
        $fileName = substr($savekey, strripos($savekey, '/') + 1);
        //
        $splInfo = $file->validate(['size' => $size])->move(ROOT_PATH . '/public' . $uploadDir, $fileName);
        if ($splInfo) {
            $params = array(
                'admin_id'    => 0,
                'user_id'     => (int)$this->auth->id,
                'filesize'    => $fileInfo['size'],
                'imagetype'   => $suffix,
                'imageframes' => 0,
                'mimetype'    => $fileInfo['type'],
                'url'         => $uploadDir . $splInfo->getSaveName(),
                'uploadtime'  => time(),
                'storage'     => 'local',
                'sha1'        => $sha1,
            );
            $attachment = model("attachment");
            $attachment->data(array_filter($params));
            $attachment->save();
            \think\Hook::listen("upload_after", $attachment);
            return $uploadDir . $splInfo->getSaveName();
        } else {
            // 上传失败获取错误信息
            $this->error($file->getError());
        }
    }


    // 返回执行日期所在周的第一天(周一)日期
    public function firstOfWeek($date) {
        $now = strtotime($date);    //当时的时间戳
        $number = date("w",$now);  //当时是周几
        $number = $number == 0 ? 7 : $number; //如遇周末,将0换成7
        $diff_day = $number - 1; //求到周一差几天
        return date("Ymd",$now - ($diff_day * 60 * 60 * 24));
    }

    /**
     * 数字转化
     */
    public function changeW($val) {
        return $val > 10000 ? round($val/10000,2)."w":$val;
    }

    public function getModelName($type)
    {
        return "app\common\model\\" . ucfirst($type);
    }


    /** 上传文件到 本地+cos
     * @param $file
     * @return array|bool|float|int|mixed|object|\stdClass|null
     * @throws UploadException
     */
    public function uploadCos($file)
    {
        $config = get_addon_config('cos');
        $cosConfig = array(
            'region'      => $config['region'],
            'schema'      => 'https', //协议头部，默认为http
            'credentials' => array(
                'secretId'  => $config['secretId'],
                'secretKey' => $config['secretKey']
            )
        );
        $upload = new Upload($file);
        $attachment = $upload->upload();
        $oss = new \Qcloud\Cos\Client($cosConfig);
        $oss->upload($config['bucket'], ltrim($attachment->url, "/"), $upload->getFile());
        return $attachment->url;
    }


    /** 删除本地文件
     * @param $url
     * @return string
     */
    public function unlinkLocal($url){

        if(file_exists($url)){
            unlink($url);
            return '已删除了哦！';
        }else{
            return '已经被删除了哦！';
        }
    }
}