/*
 * 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 imagecmd

import (
	"context"
	"os"
	"time"

	"github.com/spf13/cobra"

	"mstore/pkg/client"
)

// PullImage
type PullImageParams struct {
	Imagepath string
	Filepath  string
}

type PullImageResult struct {
	Filepath string `json:"filepath"`
	Size     int64  `json:"size"`
}

func (util *ImageUtil) PullImage(cmd *cobra.Command, args []string) {
	util.pullImageParams.Imagepath = args[0]
	util.pullImageParams.Filepath = args[1]
	res, err := util.pullImage(&util.commonImageParams, &util.pullImageParams)
	printResponse(res, err)
}

func (util *ImageUtil) pullImage(common *CommonImageParams, params *PullImageParams) (*PullImageResult, error) {
	var err error

	ctx := context.Background()
	res := &PullImageResult{}

	cli := client.NewClient(common.SkipTLSVerify)
	timeout := time.Duration(common.Timeout) * time.Second
	params.Imagepath, err = packUserinfo(params.Imagepath, common.Username, common.Password)
	if err != nil {
		return res, err
	}
	ctx, _ = context.WithTimeout(ctx, timeout)
	err = cli.PullImage(ctx, params.Imagepath, params.Filepath)
	if err != nil {
		return res, err
	}
	filestat, err := os.Stat(params.Filepath)
	if err != nil {
		return res, err
	}
	res.Size = filestat.Size()
	res.Filepath = params.Filepath

	return res, err
}