Work on database revamp [WIP]

database/dbutils/wrapper.go

@@ -1,67 +0,0 @@
-// Copyright Safing ICS Technologies GmbH. Use of this source code is governed by the AGPL license that can be found in the LICENSE file.
-
-/*
-Package dbutils provides important function for datastore backends without creating an import loop.
-*/
-package dbutils
-
-import (
-	"errors"
-	"fmt"
-
-	"github.com/ipfs/go-datastore"
-
-	"github.com/Safing/safing-core/formats/dsd"
-	"github.com/Safing/safing-core/formats/varint"
-)
-
-type Wrapper struct {
-	dbKey  *datastore.Key
-	meta   *Meta
-	Format uint8
-	Data   []byte
-}
-
-func NewWrapper(key *datastore.Key, data []byte) (*Wrapper, error) {
-	// line crashes with: panic: runtime error: index out of range
-	format, _, err := varint.Unpack8(data)
-	if err != nil {
-		return nil, fmt.Errorf("database: could not get dsd format: %s", err)
-	}
-
-	new := &Wrapper{
-		Format: format,
-		Data:   data,
-	}
-	new.SetKey(key)
-
-	return new, nil
-}
-
-func (w *Wrapper) SetKey(key *datastore.Key) {
-	w.dbKey = key
-}
-
-func (w *Wrapper) GetKey() *datastore.Key {
-	return w.dbKey
-}
-
-func (w *Wrapper) FmtKey() string {
-	return w.dbKey.String()
-}
-
-func DumpModel(uncertain interface{}, storageType uint8) ([]byte, error) {
-	wrapped, ok := uncertain.(*Wrapper)
-	if ok {
-		if storageType != dsd.AUTO && storageType != wrapped.Format {
-			return nil, errors.New("could not dump model, wrapped object format mismatch")
-		}
-		return wrapped.Data, nil
-	}
-
-	dumped, err := dsd.Dump(uncertain, storageType)
-	if err != nil {
-		return nil, err
-	}
-	return dumped, nil
-}