tokens

type Credentials interface {
	GetBox(context.Context, oid.Address) (*accessbox.Box, error)
	Put(context.Context, cid.ID, user.ID, *accessbox.AccessBox, uint64, ...*keys.PublicKey) (oid.Address, error)
	Update(context.Context, oid.Address, user.ID, *accessbox.AccessBox, uint64, ...*keys.PublicKey) (oid.Address, error)
}

type FrostFS interface {
	// CreateObject creates and saves a parameterized object in the specified
	// FrostFS container from a specific user. It sets 'Timestamp' attribute to the current time.
	// It returns the ID of the saved object.
	//
	// It returns exactly one non-nil value. It returns any error encountered which
	// prevented the object from being created.
	CreateObject(context.Context, PrmObjectCreate) (oid.ID, error)

	// GetCredsPayload gets payload of the credential object from FrostFS network.
	// It uses search by system name and select using CRDT 2PSet. In case of absence CRDT header
	// it heads object by address.
	//
	// It returns exactly one non-nil value. It returns any error encountered which
	// prevented the object payload from being read.
	GetCredsPayload(context.Context, oid.Address) ([]byte, error)
}

type PrmObjectCreate struct {
	// FrostFS identifier of the object creator.
	Creator user.ID

	// FrostFS container to store the object.
	Container cid.ID

	// File path.
	Filepath string

	// Optional.
	// If provided cred object will be created using crdt approach.
	NewVersionFor *oid.ID

	// Last FrostFS epoch of the object lifetime.
	ExpirationEpoch uint64

	// Object payload.
	Payload []byte
}