package account

import (
	"golang.org/x/xerrors"

	"github.com/filecoin-project/go-address"
	"github.com/filecoin-project/go-state-types/cbor"
	"github.com/ipfs/go-cid"

	"github.com/filecoin-project/lotus/chain/actors/adt"
	"github.com/filecoin-project/lotus/chain/actors/builtin"
	"github.com/filecoin-project/lotus/chain/types"
{{range .versions}}
	builtin{{.}} "github.com/filecoin-project/specs-actors{{import .}}actors/builtin"{{end}}
)

func init() {
{{range .versions}}	builtin.RegisterActorState(builtin{{.}}.AccountActorCodeID, func(store adt.Store, root cid.Cid) (cbor.Marshaler, error) {
		return load{{.}}(store, root)
	})
{{end}}}

var Methods = builtin4.MethodsAccount

func Load(store adt.Store, act *types.Actor) (State, error) {
	switch act.Code {
{{range .versions}}	case builtin{{.}}.AccountActorCodeID:
		return load{{.}}(store, act.Head)
{{end}}	}
	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
}

type State interface {
	cbor.Marshaler

	PubkeyAddress() (address.Address, error)
}