rules

type AccessAccountData struct {
	Paths []string
}

type Checkpoint struct {
	Epoch uint64
	Root  []byte
}

type CreateAccountData struct{}

type LockAccountData struct{}

type LockWalletData struct{}

type ReqMetadata struct {
	Account string
	PubKey  []byte
	IP      string
	Client  string
}

type Result int

type Service interface {
	// OnListAccounts is called when a request to list accounts needs to be approved.
	OnListAccounts(ctx context.Context, metadata *ReqMetadata, req *AccessAccountData) Result
	// OnSign is called when a request to sign generic data needs to be approved.
	OnSign(ctx context.Context, metadata *ReqMetadata, req *SignData) Result
	// OnSignBeaconAttestation is called when a request to sign a beacon block attestation needs to be approved.
	OnSignBeaconAttestation(ctx context.Context, metadata *ReqMetadata, req *SignBeaconAttestationData) Result
	// OnSignBeaconAttestations is called when a request to sign multiple beacon block attestations needs to be approved.
	OnSignBeaconAttestations(ctx context.Context, metadata []*ReqMetadata, req []*SignBeaconAttestationData) []Result
	// OnSignBeaconProposal is called when a request to sign a beacon block proposal needs to be approved.
	OnSignBeaconProposal(ctx context.Context, metadata *ReqMetadata, req *SignBeaconProposalData) Result
	// OnLockWallet is called when a request to lock a wallet needs to be approved.
	OnLockWallet(ctx context.Context, metadata *ReqMetadata, req *LockWalletData) Result
	// OnUnlockWallet is called when a request to unlock a wallet needs to be approved.
	OnUnlockWallet(ctx context.Context, metadata *ReqMetadata, req *UnlockWalletData) Result
	// OnLockAccount is called when a request to lock an account needs to be approved.
	OnLockAccount(ctx context.Context, metadata *ReqMetadata, req *LockAccountData) Result
	// OnUnlockAccount is called when a request to unlock an account needs to be approved.
	OnUnlockAccount(ctx context.Context, metadata *ReqMetadata, req *UnlockAccountData) Result
	// OnCreateAccount is called when a request to create an account needs to be approved.
	OnCreateAccount(ctx context.Context, metadata *ReqMetadata, req *CreateAccountData) Result
	// ExportSlashingProtection exports the slashing protection data.
	ExportSlashingProtection(ctx context.Context) (map[[48]byte]*SlashingProtection, error)
	// ImportSlashingProtection impports the slashing protection data.
	ImportSlashingProtection(ctx context.Context, protection map[[48]byte]*SlashingProtection) error
}

type SignBeaconAttestationData struct {
	Domain          []byte
	Slot            uint64
	CommitteeIndex  uint64
	BeaconBlockRoot []byte
	Source          *Checkpoint
	Target          *Checkpoint
}

type SignBeaconProposalData struct {
	Domain        []byte
	Slot          uint64
	ProposerIndex uint64
	ParentRoot    []byte
	StateRoot     []byte
	BodyRoot      []byte
}

type SignData struct {
	Domain []byte
	Data   []byte
}

type SlashingProtection struct {
	PubKey                     []byte
	HighestProposedSlot        int64
	HighestAttestedSourceEpoch int64
	HighestAttestedTargetEpoch int64
}

type UnlockAccountData struct{}

type UnlockWalletData struct{}