accountmanager

type AccountsProvider interface {
	// AccountByPublicKey returns the account for the given public key.
	AccountByPublicKey(ctx context.Context, pubkey phase0.BLSPubKey) (e2wtypes.Account, error)
}

type Refresher interface {
	// Refresh refreshes the accounts from the remote source, and account validator state from
	// the validators provider.
	// This is a relatively expensive operation, so should not be run in the validating path.
	Refresh(ctx context.Context)
}

type Service interface{}

type ValidatingAccountsProvider interface {
	// ValidatingAccountsForEpoch obtains the validating accounts for a given epoch.
	ValidatingAccountsForEpoch(ctx context.Context, epoch phase0.Epoch) (map[phase0.ValidatorIndex]e2wtypes.Account, error)

	// ValidatingAccountsForEpochByIndex obtains the specified validating accounts for a given epoch.
	ValidatingAccountsForEpochByIndex(ctx context.Context,
		epoch phase0.Epoch,
		indices []phase0.ValidatorIndex,
	) (
		map[phase0.ValidatorIndex]e2wtypes.Account,
		error,
	)
}