package template

import (
	"context"
	"errors"
	"fmt"
	model "github.com/HFO4/cloudreve/models"
	"github.com/HFO4/cloudreve/pkg/filesystem/response"
	"github.com/HFO4/cloudreve/pkg/serializer"
	"github.com/qiniu/api.v7/v7/auth"
	"github.com/qiniu/api.v7/v7/storage"
	"io"
	"net/url"
)

// Handler 本地策略适配器
type Handler struct {
	Policy *model.Policy
}

// Get 获取文件
func (handler Handler) Get(ctx context.Context, path string) (response.RSCloser, error) {
	return nil, errors.New("未实现")
}

// Put 将文件流保存到指定目录
func (handler Handler) Put(ctx context.Context, file io.ReadCloser, dst string, size uint64) error {
	return errors.New("未实现")
	// 凭证生成
	putPolicy := storage.PutPolicy{
		Scope: "cloudrevetest",
	}
	mac := auth.New("YNzTBBpDUq4EEiFV0-vyJCZCJ0LvUEI0_WvxtEXE", "Clm9d9M2CH7pZ8vm049ZlGZStQxrRQVRTjU_T5_0")
	upToken := putPolicy.UploadToken(mac)

	cfg := storage.Config{}
	// 空间对应的机房
	cfg.Zone = &storage.ZoneHuadong
	formUploader := storage.NewFormUploader(&cfg)
	ret := storage.PutRet{}
	putExtra := storage.PutExtra{
		Params: map[string]string{},
	}

	defer file.Close()

	err := formUploader.Put(ctx, &ret, upToken, dst, file, int64(size), &putExtra)
	if err != nil {
		fmt.Println(err)
		return err
	}
	fmt.Println(ret.Key, ret.Hash)
	return nil
}

// Delete 删除一个或多个文件，
// 返回未删除的文件，及遇到的最后一个错误
func (handler Handler) Delete(ctx context.Context, files []string) ([]string, error) {
	return []string{}, errors.New("未实现")
}

// Thumb 获取文件缩略图
func (handler Handler) Thumb(ctx context.Context, path string) (*response.ContentResponse, error) {
	return nil, errors.New("未实现")
}

// Source 获取外链URL
func (handler Handler) Source(
	ctx context.Context,
	path string,
	baseURL url.URL,
	ttl int64,
	isDownload bool,
	speed int,
) (string, error) {
	return "", errors.New("未实现")
}

// Token 获取上传策略和认证Token
func (handler Handler) Token(ctx context.Context, TTL int64, key string) (serializer.UploadCredential, error) {
	return serializer.UploadCredential{}, errors.New("未实现")
}