lotus/chain/actors/builtin/market/state.go.template
2022-04-12 15:34:45 -04:00

290 lines
8.0 KiB
Plaintext

package market
import (
"bytes"
"github.com/filecoin-project/go-address"
"github.com/filecoin-project/go-state-types/abi"
"github.com/ipfs/go-cid"
cbg "github.com/whyrusleeping/cbor-gen"
"golang.org/x/xerrors"
{{if (ge .v 6)}}
rlepluslazy "github.com/filecoin-project/go-bitfield/rle"
"github.com/filecoin-project/go-bitfield"
{{end}}
"github.com/filecoin-project/lotus/chain/actors/adt"
"github.com/filecoin-project/lotus/chain/types"
market{{.v}} "github.com/filecoin-project/specs-actors{{.import}}actors/builtin/market"
adt{{.v}} "github.com/filecoin-project/specs-actors{{.import}}actors/util/adt"
)
var _ State = (*state{{.v}})(nil)
func load{{.v}}(store adt.Store, root cid.Cid) (State, error) {
out := state{{.v}}{store: store}
err := store.Get(store.Context(), root, &out)
if err != nil {
return nil, err
}
return &out, nil
}
func make{{.v}}(store adt.Store) (State, error) {
out := state{{.v}}{store: store}
{{if (le .v 2)}}
ea, err := adt{{.v}}.MakeEmptyArray(store).Root()
if err != nil {
return nil, err
}
em, err := adt{{.v}}.MakeEmptyMap(store).Root()
if err != nil {
return nil, err
}
out.State = *market{{.v}}.ConstructState(ea, em, em)
{{else}}
s, err := market{{.v}}.ConstructState(store)
if err != nil {
return nil, err
}
out.State = *s
{{end}}
return &out, nil
}
type state{{.v}} struct {
market{{.v}}.State
store adt.Store
}
func (s *state{{.v}}) TotalLocked() (abi.TokenAmount, error) {
fml := types.BigAdd(s.TotalClientLockedCollateral, s.TotalProviderLockedCollateral)
fml = types.BigAdd(fml, s.TotalClientStorageFee)
return fml, nil
}
func (s *state{{.v}}) BalancesChanged(otherState State) (bool, error) {
otherState{{.v}}, ok := otherState.(*state{{.v}})
if !ok {
// there's no way to compare different versions of the state, so let's
// just say that means the state of balances has changed
return true, nil
}
return !s.State.EscrowTable.Equals(otherState{{.v}}.State.EscrowTable) || !s.State.LockedTable.Equals(otherState{{.v}}.State.LockedTable), nil
}
func (s *state{{.v}}) StatesChanged(otherState State) (bool, error) {
otherState{{.v}}, ok := otherState.(*state{{.v}})
if !ok {
// there's no way to compare different versions of the state, so let's
// just say that means the state of balances has changed
return true, nil
}
return !s.State.States.Equals(otherState{{.v}}.State.States), nil
}
func (s *state{{.v}}) States() (DealStates, error) {
stateArray, err := adt{{.v}}.AsArray(s.store, s.State.States{{if (ge .v 3)}}, market{{.v}}.StatesAmtBitwidth{{end}})
if err != nil {
return nil, err
}
return &dealStates{{.v}}{stateArray}, nil
}
func (s *state{{.v}}) ProposalsChanged(otherState State) (bool, error) {
otherState{{.v}}, ok := otherState.(*state{{.v}})
if !ok {
// there's no way to compare different versions of the state, so let's
// just say that means the state of balances has changed
return true, nil
}
return !s.State.Proposals.Equals(otherState{{.v}}.State.Proposals), nil
}
func (s *state{{.v}}) Proposals() (DealProposals, error) {
proposalArray, err := adt{{.v}}.AsArray(s.store, s.State.Proposals{{if (ge .v 3)}}, market{{.v}}.ProposalsAmtBitwidth{{end}})
if err != nil {
return nil, err
}
return &dealProposals{{.v}}{proposalArray}, nil
}
func (s *state{{.v}}) EscrowTable() (BalanceTable, error) {
bt, err := adt{{.v}}.AsBalanceTable(s.store, s.State.EscrowTable)
if err != nil {
return nil, err
}
return &balanceTable{{.v}}{bt}, nil
}
func (s *state{{.v}}) LockedTable() (BalanceTable, error) {
bt, err := adt{{.v}}.AsBalanceTable(s.store, s.State.LockedTable)
if err != nil {
return nil, err
}
return &balanceTable{{.v}}{bt}, nil
}
func (s *state{{.v}}) VerifyDealsForActivation(
minerAddr address.Address, deals []abi.DealID, currEpoch, sectorExpiry abi.ChainEpoch,
) (weight, verifiedWeight abi.DealWeight, err error) {
w, vw{{if (ge .v 2)}}, _{{end}}, err := market{{.v}}.ValidateDealsForActivation(&s.State, s.store, deals, minerAddr, sectorExpiry, currEpoch)
return w, vw, err
}
func (s *state{{.v}}) NextID() (abi.DealID, error) {
return s.State.NextID, nil
}
type balanceTable{{.v}} struct {
*adt{{.v}}.BalanceTable
}
func (bt *balanceTable{{.v}}) ForEach(cb func(address.Address, abi.TokenAmount) error) error {
asMap := (*adt{{.v}}.Map)(bt.BalanceTable)
var ta abi.TokenAmount
return asMap.ForEach(&ta, func(key string) error {
a, err := address.NewFromBytes([]byte(key))
if err != nil {
return err
}
return cb(a, ta)
})
}
type dealStates{{.v}} struct {
adt.Array
}
func (s *dealStates{{.v}}) Get(dealID abi.DealID) (*DealState, bool, error) {
var deal{{.v}} market{{.v}}.DealState
found, err := s.Array.Get(uint64(dealID), &deal{{.v}})
if err != nil {
return nil, false, err
}
if !found {
return nil, false, nil
}
deal := fromV{{.v}}DealState(deal{{.v}})
return &deal, true, nil
}
func (s *dealStates{{.v}}) ForEach(cb func(dealID abi.DealID, ds DealState) error) error {
var ds{{.v}} market{{.v}}.DealState
return s.Array.ForEach(&ds{{.v}}, func(idx int64) error {
return cb(abi.DealID(idx), fromV{{.v}}DealState(ds{{.v}}))
})
}
func (s *dealStates{{.v}}) decode(val *cbg.Deferred) (*DealState, error) {
var ds{{.v}} market{{.v}}.DealState
if err := ds{{.v}}.UnmarshalCBOR(bytes.NewReader(val.Raw)); err != nil {
return nil, err
}
ds := fromV{{.v}}DealState(ds{{.v}})
return &ds, nil
}
func (s *dealStates{{.v}}) array() adt.Array {
return s.Array
}
func fromV{{.v}}DealState(v{{.v}} market{{.v}}.DealState) DealState {
return (DealState)(v{{.v}})
}
type dealProposals{{.v}} struct {
adt.Array
}
func (s *dealProposals{{.v}}) Get(dealID abi.DealID) (*DealProposal, bool, error) {
var proposal{{.v}} market{{.v}}.DealProposal
found, err := s.Array.Get(uint64(dealID), &proposal{{.v}})
if err != nil {
return nil, false, err
}
if !found {
return nil, false, nil
}
proposal := fromV{{.v}}DealProposal(proposal{{.v}})
return &proposal, true, nil
}
func (s *dealProposals{{.v}}) ForEach(cb func(dealID abi.DealID, dp DealProposal) error) error {
var dp{{.v}} market{{.v}}.DealProposal
return s.Array.ForEach(&dp{{.v}}, func(idx int64) error {
return cb(abi.DealID(idx), fromV{{.v}}DealProposal(dp{{.v}}))
})
}
func (s *dealProposals{{.v}}) decode(val *cbg.Deferred) (*DealProposal, error) {
var dp{{.v}} market{{.v}}.DealProposal
if err := dp{{.v}}.UnmarshalCBOR(bytes.NewReader(val.Raw)); err != nil {
return nil, err
}
dp := fromV{{.v}}DealProposal(dp{{.v}})
return &dp, nil
}
func (s *dealProposals{{.v}}) array() adt.Array {
return s.Array
}
func fromV{{.v}}DealProposal(v{{.v}} market{{.v}}.DealProposal) DealProposal {
return (DealProposal)(v{{.v}})
}
func (s *state{{.v}}) GetState() interface{} {
return &s.State
}
var _ PublishStorageDealsReturn = (*publishStorageDealsReturn{{.v}})(nil)
func decodePublishStorageDealsReturn{{.v}}(b []byte) (PublishStorageDealsReturn, error) {
var retval market{{.v}}.PublishStorageDealsReturn
if err := retval.UnmarshalCBOR(bytes.NewReader(b)); err != nil {
return nil, xerrors.Errorf("failed to unmarshal PublishStorageDealsReturn: %w", err)
}
return &publishStorageDealsReturn{{.v}}{retval}, nil
}
type publishStorageDealsReturn{{.v}} struct {
market{{.v}}.PublishStorageDealsReturn
}
func (r *publishStorageDealsReturn{{.v}}) IsDealValid(index uint64) (bool, int, error) {
{{if (ge .v 6)}}
set, err := r.ValidDeals.IsSet(index)
if err != nil || !set {
return false, -1, err
}
maskBf, err := bitfield.NewFromIter(&rlepluslazy.RunSliceIterator{
Runs: []rlepluslazy.Run{rlepluslazy.Run{Val: true, Len: index}}})
if err != nil {
return false, -1, err
}
before, err := bitfield.IntersectBitField(maskBf, r.ValidDeals)
if err != nil {
return false, -1, err
}
outIdx, err := before.Count()
if err != nil {
return false, -1, err
}
return set, int(outIdx), nil
{{else}}
// PublishStorageDeals only succeeded if all deals were valid in this version of actors
return true, int(index), nil
{{end}}
}
func (r *publishStorageDealsReturn{{.v}}) DealIDs() ([]abi.DealID, error) {
return r.IDs, nil
}