74 lines
1.8 KiB
Go
74 lines
1.8 KiB
Go
package owner
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import (
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"github.com/mr-tron/base58"
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"github.com/nspcc-dev/neo-go/pkg/encoding/address"
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"github.com/nspcc-dev/neofs-api-go/internal"
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"github.com/nspcc-dev/neofs-api-go/v2/refs"
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"github.com/pkg/errors"
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)
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// ID represents v2-compatible owner identifier.
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type ID refs.OwnerID
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// ErrBadID should be returned when bytes slice isn't Owner.ID size (NEO3WalletSize).
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// Notice: if byte slice changed, please, replace error message.
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const ErrBadID = internal.Error("owner.ID should be 25 bytes length")
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// NewIDFromV2 wraps v2 OwnerID message to ID.
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func NewIDFromV2(idV2 *refs.OwnerID) *ID {
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return (*ID)(idV2)
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}
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// NewID creates and initializes blank ID.
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//
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// Works similar as NewIDFromV2(new(OwnerID)).
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func NewID() *ID {
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return NewIDFromV2(new(refs.OwnerID))
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}
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// SetNeo3Wallet sets owner identifier value to NEO3 wallet address.
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func (id *ID) SetNeo3Wallet(v *NEO3Wallet) {
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(*refs.OwnerID)(id).SetValue(v.Bytes())
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}
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// ToV2 returns the v2 owner ID message.
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func (id *ID) ToV2() *refs.OwnerID {
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return (*refs.OwnerID)(id)
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}
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func (id *ID) String() string {
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return base58.Encode((*refs.OwnerID)(id).GetValue())
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}
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func ScriptHashBE(id *ID) ([]byte, error) {
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addr, err := address.StringToUint160(id.String())
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if err != nil {
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return nil, err
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}
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return addr.BytesBE(), nil
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}
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// NewIDFromNeo3Wallet creates new owner identity from 25-byte neo wallet.
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func NewIDFromNeo3Wallet(v *NEO3Wallet) *ID {
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id := NewID()
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id.SetNeo3Wallet(v)
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return id
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}
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// Parse converts base58 string representation into ID.
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func (id *ID) Parse(s string) error {
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data, err := base58.Decode(s)
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if err != nil {
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return errors.Wrap(err, "could not parse owner.ID from string")
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} else if len(data) != NEO3WalletSize {
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return ErrBadID
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}
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(*refs.OwnerID)(id).SetValue(data)
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return nil
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}
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