package picture

import (
	"bytes"
	"image"
	"image/jpeg"
	"os"

	"git.umbach.dev/picture-storage-handler/modules/structs"
	log "github.com/sirupsen/logrus"
)

func Save(pictureMessage structs.RabbitmqPictureMessage) error {
	img, _, err := image.Decode(bytes.NewReader(pictureMessage.Picture))

	if err != nil {
		log.Fatalln("imageDecod failed", err)
		return err
	}

	err = os.Mkdir("./storage/"+pictureMessage.UserId, 0755)

	if err != nil && !os.IsExist(err) {
		log.Infoln("mkdir failed", err)
		return err
	}

	out, err := os.Create("./storage/" + pictureMessage.UserId + "/" + pictureMessage.Filename)

	if err != nil {
		log.Infoln("osCreate failed", err)
		return err
	}

	defer out.Close()

	err = jpeg.Encode(out, img, nil)

	if err != nil {
		log.Println("jpegEncode failed", err)
		return err
	}

	return nil
}