func removeTag(tx *bolt.Tx, tagName string, objPrefix []byte, objId int64) error {
tagoBucket := tx.Bucket(TagoBucket)
tagoTagsBucket := tagoBucket.Bucket(TagoTagsBucket)
objBucket, e := tagoTagsBucket.CreateBucketIfNotExists(objPrefix)
if e != nil {
return e
}
arr, e := getItemsFromBucket(objBucket, tagName)
if e != nil {
return e
}
sl := intarr.New(arr)
if sl.In(int32(objId)) {
sl = sl.Remove(int32(objId))
}
bts, e := sl.Encode()
if e != nil {
return e
}
e = objBucket.Put([]byte(tagName), bts)
return e
}
func setTag(tx *bolt.Tx, tagName string, objPrefix []byte, objId int64) error {
tagoBucket := tx.Bucket(TagoBucket)
tagoTagsBucket := tagoBucket.Bucket(TagoTagsBucket)
objBucket, e := tagoTagsBucket.CreateBucketIfNotExists(objPrefix)
if e != nil {
return e
}
sl, e := getItemsFromBucket(objBucket, tagName)
if e != nil {
return e
}
// todo overflow int32
sl = append(sl, objId)
bts, e := intarr.New(sl).Encode()
if e != nil {
return e
}
e = objBucket.Put([]byte(tagName), bts)
return e
}