frostfs-node/pkg/morph/event/container/delete.go
Alex Vanin 480b3fd1a9 [#7] Add container delete event
Signed-off-by: Alex Vanin <alexey@nspcc.ru>
2020-10-02 11:25:35 +03:00

49 lines
1.2 KiB
Go

package container
import (
"github.com/nspcc-dev/neo-go/pkg/smartcontract"
"github.com/nspcc-dev/neofs-node/pkg/morph/client"
"github.com/nspcc-dev/neofs-node/pkg/morph/event"
"github.com/pkg/errors"
)
// Delete structure of container.Delete notification from morph chain.
type Delete struct {
containerID []byte
signature []byte
}
// MorphEvent implements Neo:Morph Event interface.
func (Delete) MorphEvent() {}
// Container is a marshalled container structure, defined in API.
func (d Delete) ContainerID() []byte { return d.containerID }
// Signature of marshalled container by container owner.
func (d Delete) Signature() []byte { return d.signature }
// ParseDelete from notification into container event structure.
func ParseDelete(params []smartcontract.Parameter) (event.Event, error) {
var (
ev Delete
err error
)
if ln := len(params); ln != 2 {
return nil, event.WrongNumberOfParameters(2, ln)
}
// parse container
ev.containerID, err = client.BytesFromStackParameter(params[0])
if err != nil {
return nil, errors.Wrap(err, "could not get container")
}
// parse signature
ev.signature, err = client.BytesFromStackParameter(params[1])
if err != nil {
return nil, errors.Wrap(err, "could not get signature")
}
return ev, nil
}