package mc

import (
	"encoding/base64"
	"encoding/json"
	"log"
	"os"
)

//DownloadSkin is exported function
func (mc *Handler) DownloadSkin() {
	if _, err := os.Stat(mc.savePath + "/" + mc.UUID + ".png"); os.IsNotExist(err) {
		resp := httpReq("https://sessionserver.mojang.com/session/minecraft/profile/" + mc.UUID)
		var profileArray profile
		json.Unmarshal(resp, &profileArray)
		if len(profileArray.Error) > 0 {
			log.Println("Error when reading profiles. Download aborted.")
			copy("default_skin.png", mc.savePath+"/"+mc.UUID+".png")
		} else {
			decoded, _ := base64.URLEncoding.DecodeString(profileArray.Properties[0].Value)
			var textureArray texture
			json.Unmarshal([]byte(decoded), &textureArray)
			downloadFile(mc.savePath+"/"+mc.UUID+".png", textureArray.Textures.SKIN.URL)
		}
	} else {
		log.Println("Skin exists, not downloading")
	}
}