/*
 * Copyright 2026 Oleg Borodin <onborodin@gmail.com>
 *
 * This work is published and licensed under a Creative Commons
 * Attribution-NonCommercial-NoDerivatives 4.0 International License.
 *
 * Distribution of this work is permitted, but commercial use and
 * modifications are strictly prohibited.
 */
package imageoper

import (
	"context"
	"fmt"
	"net/http"
	"strconv"

	"mstore/pkg/auxuuid"
)

type PostUploadParams struct {
	Name   string
	Digest string
	Mount  string
	From   string
}
type PostUploadResult struct {
	DockerUploadUUID string
	Location         string
	ContentLength    string
}

func (oper *Operator) PostUpload(ctx context.Context, operatorID string, params *PostUploadParams) (*PostUploadResult, int, error) {
	var err error
	res := &PostUploadResult{}

	if params.Digest == "" {
		uuid := auxuuid.NewUUID()
		location := fmt.Sprintf("/v2/%s/blobs/uploads/%s", params.Name, uuid)
		res.DockerUploadUUID = uuid
		res.Location = location
		res.ContentLength = strconv.FormatInt(0, 10)
		return res, http.StatusAccepted, err
	} else {
		err = fmt.Errorf("PostUpload: Not empty digest header")
		return res, http.StatusInternalServerError, err
	}
	return res, http.StatusOK, err
}