// Preferred method of creating an `IndexWriter`
// Set's up all the necessary C bindings.
func (index *Index) NewIndexWriter() *IndexWriter {
flags := indexOpen
if index.Create {
flags |= indexCreate
}
if index.Truncate {
flags |= indexTruncate
}
ixLocation := cb_newf(index.Path)
defer C.DECREF(ixLocation)
ixWriter := &IndexWriter{
Index: index,
lucyIndexer: C.LucyIndexerNew(index.Schema.lucySchema, ixLocation, nil, C.int32_t(flags)),
}
runtime.SetFinalizer(ixWriter, freeIndexWriter)
return ixWriter
}
func (index *Index) GetIndexWriter(flags IndexOpenFlags) IndexWriter {
idxLocation := cb_newf(index.Location)
index.lucyIndexer = C.LucyIndexerNew(index.Schema.lucySchema, idxLocation, nil, C.int32_t(flags))
C.DECREF(idxLocation)
return func(ixValueColumns ...*IndexValueColumn) {
doc := C.LucyDocNew(nil, 0)
for _, ixColumn := range ixValueColumns {
fieldName := cb_newf(ixColumn.Field)
fieldValue := cb_new_from_utf8(ixColumn.Value)
C.LucyDocStore(doc, fieldName, fieldValue)
C.DECREF(fieldName)
C.DECREF(fieldValue)
}
C.LucyIndexerAddDoc(index.lucyIndexer, doc, 1.0)
C.DECREF(doc)
}
}