<?php
/**
 * 重庆赤晓店信息科技有限公司
 * https://www.chixiaodian.com
 * Copyright (c) 2023 赤店商城 All rights reserved.
 */
namespace app\modules\client\models\v1;

use app\models\Storage;
use yii\base\Model;
use app\modules\admin\models\StorageForm;
use app\models\common\Upload;
use Yii;

class UploadForm extends Model
{
    public $store_id;

    /**
     * 上传文件
     * @param string $name
     * @param string $type
     * @return array
     */
    public function uploadFile($name = 'file', $type = 'image')
    {
        try {
            $file = Yii::$app->storage->getUploadedFile($name);
            $maxUploadSize = Upload::getMaxUploadSize();
            $uploadSize = $maxUploadSize * 1024 * 1024;

            // 检查mime和扩展名
            if (false === $this->checkMime($file->getExtension(), $file->type, $type)) {
                throw new \Exception('文件格式不正确');
            }
            // 检查文件大小
            if ($file->size > $uploadSize) {
                throw new \Exception('上传文件不能超过 ' . $maxUploadSize . 'M');
            }

            $uniqueName = sha1_file($file->tempName);
            $saveDir = $this->getUploadDir($uniqueName, $type);
            $url = $file->saveWithOriginalExtension($saveDir);

            return [
                'code' => 0,
                'msg' => 'success',
                'data' => [
                    'url' => $url,
                    'extension' => $file->getExtension(),
                    'size' => $file->size,
                    'type' => $type,
                ],
            ];
        } catch (\Throwable $throwable) {
            return [
                'code' => 1,
                'msg' => $throwable->getMessage(),
            ];
        }
    }

    /**
     * 获取上传目录
     * @param $name
     * @param string $type
     * @return string
     */
    private function getUploadDir($name, $type = 'image')
    {
        $timeDir = date('Y-m-d');
        $typeDir = $type === 'image' ? 'images' : 'videos';
        return sprintf('%s/store_%d/user/%s/%s', $typeDir, $this->store_id, $timeDir, $name);
    }

    /**
     * 检测扩展名和mime
     * @param $ext
     * @param $mime
     * @param string $type
     * @return bool
     */
    private function checkMime($ext, $mime, $type = 'image')
    {
        $extType = Storage::IMAGE_TYPE;
        $mimeType = Storage::IMAGE_MIME;
        if ($type == 'video') {
            $extType = Storage::VIDEO_TYPE;
            $mimeType = Storage::VIDEO_MIME;
        }
        if (in_array($ext, $extType) && in_array($mime, $mimeType)) {
            return true;
        }
        return false;
    }
}