frostfs-node/pkg/morph/event/rolemanagement/designate.go
Pavel Karpy bad739258e [] *: Add notification TX hash to neofs/netmap morph client calls
Add hash of the TX that generated notification
to neofs/netmap event structures. Adapt all
neofs/netmap wrapper calls to new structures.

Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
2021-11-19 09:58:03 +03:00

45 lines
1.2 KiB
Go

package rolemanagement
import (
"fmt"
"github.com/nspcc-dev/neo-go/pkg/core/native/noderoles"
"github.com/nspcc-dev/neo-go/pkg/rpc/response/result/subscriptions"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neofs-node/pkg/morph/event"
)
// Designate represents designation event of the mainnet RoleManagement contract.
type Designate struct {
Role noderoles.Role
// TxHash is used in notary environmental
// for calculating unique but same for
// all notification receivers values.
TxHash util.Uint256
}
// MorphEvent implements Neo:Morph Event interface.
func (Designate) MorphEvent() {}
// ParseDesignate from notification into container event structure.
func ParseDesignate(e *subscriptions.NotificationEvent) (event.Event, error) {
params, err := event.ParseStackArray(e)
if err != nil {
return nil, fmt.Errorf("could not parse stack items from notify event: %w", err)
}
if len(params) != 2 {
return nil, event.WrongNumberOfParameters(2, len(params))
}
bi, err := params[0].TryInteger()
if err != nil {
return nil, fmt.Errorf("invalid stackitem type: %w", err)
}
return Designate{
Role: noderoles.Role(bi.Int64()),
TxHash: e.Container,
}, nil
}