package model

import (
	"crypto/sha256"
	"fmt"
	"io"
	"os"

	"app.yhyue.com/moapp/jybase/common"

	"github.com/aliyun/aliyun-oss-go-sdk/oss"
)

var ossclient *oss.Client

func InitOss(ossEndpoint, ossAccessKeyId, ossAccessKeySecret string) {
	client, err := oss.New(ossEndpoint, ossAccessKeyId, ossAccessKeySecret)
	if err != nil {
		fmt.Println("Error:", err)
		os.Exit(-1)
	}
	ossclient = client
}

// OssPutObject oss附件上传
func OssPutObject(objectName string, fd io.Reader, ossBucketName string) (bool, error) {
	common.Catch()
	// 获取存储空间。
	bucket, err := ossclient.Bucket(ossBucketName)
	if err != nil {
		fmt.Println("Error:", err)
		return false, err
	}
	// 上传文件流。 文件超过1M 上传时间超时
	go func(objectName string, fd io.Reader) {
		err = bucket.PutObject(objectName, fd)
		if err != nil {
			fmt.Println("file upload false:", err)
		}
	}(objectName, fd)

	return true, nil
}

func GetHashKey(bs []byte) string {
	common.Catch()
	ha := sha256.New()
	ha.Write(bs)
	hbs := ha.Sum(nil)
	key := fmt.Sprintf("%x", hbs)
	return key
}

func TypeByExt(path string) string {
	for i := len(path) - 1; i >= 0 && path[i] != '/'; i-- {
		if path[i] == '.' {
			return path[i:]
		}
	}
	return ""
}