lotus/chain/actors/builtin/datacap/state.go.template
2022-12-13 18:02:34 -05:00

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package datacap
import (
"fmt"
"github.com/filecoin-project/go-address"
"github.com/filecoin-project/go-state-types/abi"
"github.com/ipfs/go-cid"
"github.com/filecoin-project/lotus/chain/actors"
"github.com/filecoin-project/lotus/chain/actors/adt"
actorstypes "github.com/filecoin-project/go-state-types/actors"
datacap{{.v}} "github.com/filecoin-project/go-state-types/builtin{{.import}}datacap"
adt{{.v}} "github.com/filecoin-project/go-state-types/builtin{{.import}}util/adt"
"github.com/filecoin-project/go-state-types/manifest"
)
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, governor address.Address, bitwidth uint64) (State, error) {
out := state{{.v}}{store: store}
s, err := datacap{{.v}}.ConstructState(store, governor, bitwidth)
if err != nil {
return nil, err
}
out.State = *s
return &out, nil
}
type state{{.v}} struct {
datacap{{.v}}.State
store adt.Store
}
func (s *state{{.v}}) Governor() (address.Address, error) {
return s.State.Governor, nil
}
func (s *state{{.v}}) GetState() interface{} {
return &s.State
}
func (s *state{{.v}}) ForEachClient(cb func(addr address.Address, dcap abi.StoragePower) error) error {
return forEachClient(s.store, actors.Version{{.v}}, s.verifiedClients, cb)
}
func (s *state{{.v}}) verifiedClients() (adt.Map, error) {
return adt{{.v}}.AsMap(s.store, s.Token.Balances, int(s.Token.HamtBitWidth))
}
func (s *state{{.v}}) VerifiedClientDataCap(addr address.Address) (bool, abi.StoragePower, error) {
return getDataCap(s.store, actors.Version{{.v}}, s.verifiedClients, addr)
}
func (s *state{{.v}}) ActorKey() string {
return manifest.DataCapKey
}
func (s *state{{.v}}) ActorVersion() actorstypes.Version {
return actorstypes.Version{{.v}}
}
func (s *state{{.v}}) Code() cid.Cid {
code, ok := actors.GetActorCodeID(s.ActorVersion(), s.ActorKey())
if !ok {
panic(fmt.Errorf("didn't find actor %v code id for actor version %d", s.ActorKey(), s.ActorVersion()))
}
return code
}