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