package oss

import (
	"crypto/md5"
	"encoding/hex"
	"fmt"
	"golib.gaore.com/GaoreGo/gaore-common-sdk-go/sdk/requests"
	"golib.gaore.com/GaoreGo/gaore-common-sdk-go/sdk/responses"
	"time"
)

const (
	multipartUploadKeys = "b4471b940d98"
)

type InitMultipartUploadRequest struct {
	*requests.JsonRequest
	Filepath   string `position:"Body" field:"filepath"`
	TargetType string `position:"Body" field:"target_type"`
	TargetName string `position:"Body" field:"target_name"`
	FileHash   string `position:"Body" field:"file_hash"`
}

type InitMultipartUploadResponse struct {
	*responses.BaseResponse
	Code int    `json:"code"`
	Msg  string `json:"msg"`
	Data struct {
		FileUploaded bool   `json:"file_uploaded"`
		UploadId     string `json:"upload_id,omitempty"`
		Links        []Link `json:"links,omitempty"`
		Hash         string `json:"hash,omitempty"`
		Url          string `json:"url,omitempty"`
		Filepath     string `json:"filepath,omitempty"`
		FileName     string `json:"filename,omitempty"`
	} `json:"data"`
}

type Link struct {
	Href   string `json:"href"`
	Rel    string `json:"rel"`
	Method string `json:"method"`
}

func CreateInitMultipartUploadRequest() (req *InitMultipartUploadRequest) {
	ts := fmt.Sprintf("%d", time.Now().Unix())
	m := md5.Sum([]byte(ts + multipartUploadKeys))
	sign := hex.EncodeToString(m[:])
	req = &InitMultipartUploadRequest{
		JsonRequest: &requests.JsonRequest{},
	}

	req.InitWithApiInfo(HOST, VERSION, "/api/upload/multipart/init?ts="+ts+"&sign="+sign)
	return
}

func CreateInitMultipartUploadResponse() (resp *InitMultipartUploadResponse) {
	resp = &InitMultipartUploadResponse{
		BaseResponse: &responses.BaseResponse{},
	}
	return resp
}