package xvdoc

import (
	"bytes"
	"encoding/json"
)

type cellImage struct {
	x, y   int
	path   string
	name   string
	ext    string
	format JSONMap
}

func (s *cellImage) UnmarshalJSON(src []byte) (err error) {
	dec := json.NewDecoder(bytes.NewReader(src))
	var t json.Token
	for dec.More() && err == nil {
		if t, err = dec.Token(); err == nil {
			if _, check := t.(json.Delim); !check {
				switch t.(string) {
				case "x":
					err = dec.Decode(&s.x)
				case "y":
					err = dec.Decode(&s.y)
				case "path":
					err = dec.Decode(&s.path)
				case "format":
					if err = dec.Decode(&s.format); err != nil {
						s.format = nil
					}
				case "name":
					err = dec.Decode(&s.name)
				case "ext":
					err = dec.Decode(&s.ext)
				default:
					err = dec.Decode(new(interface{}))
				}
			}
		}
	}
	return
}