lotus/chain/actors/builtin/paych/message.go.template
2022-09-09 21:40:15 -04:00

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package paych
import (
{{if (ge .v 8)}}
"golang.org/x/xerrors"
{{end}}
"github.com/filecoin-project/go-address"
"github.com/filecoin-project/go-state-types/abi"
paychtypes "github.com/filecoin-project/go-state-types/builtin/v8/paych"
{{if (le .v 7)}}
builtin{{.v}} "github.com/filecoin-project/specs-actors{{.import}}actors/builtin"
init{{.v}} "github.com/filecoin-project/specs-actors{{.import}}actors/builtin/init"
paych{{.v}} "github.com/filecoin-project/specs-actors{{.import}}actors/builtin/paych"
{{else}}
actorstypes "github.com/filecoin-project/go-state-types/actors"
builtin{{.v}} "github.com/filecoin-project/go-state-types/builtin"
paych{{.v}} "github.com/filecoin-project/go-state-types/builtin/v{{.v}}/paych"
init{{.v}} "github.com/filecoin-project/go-state-types/builtin/v{{.v}}/init"
{{end}}
"github.com/filecoin-project/lotus/chain/actors"
init_ "github.com/filecoin-project/lotus/chain/actors/builtin/init"
"github.com/filecoin-project/lotus/chain/types"
)
type message{{.v}} struct{ from address.Address }
func (m message{{.v}}) Create(to address.Address, initialAmount abi.TokenAmount) (*types.Message, error) {
{{if (le .v 7)}}
actorCodeID := builtin{{.v}}.PaymentChannelActorCodeID
{{else}}
actorCodeID, ok := actors.GetActorCodeID(actorstypes.Version{{.v}}, "paymentchannel")
if !ok {
return nil, xerrors.Errorf("error getting actor paymentchannel code id for actor version %d", {{.v}})
}
{{end}}
params, aerr := actors.SerializeParams(&paych{{.v}}.ConstructorParams{From: m.from, To: to})
if aerr != nil {
return nil, aerr
}
enc, aerr := actors.SerializeParams(&init{{.v}}.ExecParams{
CodeCID: actorCodeID,
ConstructorParams: params,
})
if aerr != nil {
return nil, aerr
}
return &types.Message{
To: init_.Address,
From: m.from,
Value: initialAmount,
Method: builtin{{.v}}.MethodsInit.Exec,
Params: enc,
}, nil
}
func (m message{{.v}}) Update(paych address.Address, sv *paychtypes.SignedVoucher, secret []byte) (*types.Message, error) {
params, aerr := actors.SerializeParams(&paych{{.v}}.UpdateChannelStateParams{
{{if (le .v 6)}}
Sv: toV0SignedVoucher(*sv),
{{else if (le .v 8)}}
Sv: *sv,
{{else}}
Sv: toV{{.v}}SignedVoucher(*sv),
{{end}}
Secret: secret,
})
if aerr != nil {
return nil, aerr
}
return &types.Message{
To: paych,
From: m.from,
Value: abi.NewTokenAmount(0),
Method: builtin{{.v}}.MethodsPaych.UpdateChannelState,
Params: params,
}, nil
}
{{if (ge .v 9)}}
func toV{{.v}}SignedVoucher(sv paychtypes.SignedVoucher) paych{{.v}}.SignedVoucher {
merges := make([]paych{{.v}}.Merge, len(sv.Merges))
for i := range sv.Merges {
merges[i] = paych{{.v}}.Merge{
Lane: sv.Merges[i].Lane,
Nonce: sv.Merges[i].Nonce,
}
}
return paych{{.v}}.SignedVoucher{
ChannelAddr: sv.ChannelAddr,
TimeLockMin: sv.TimeLockMin,
TimeLockMax: sv.TimeLockMax,
SecretHash: sv.SecretHash,
Extra: (*paych{{.v}}.ModVerifyParams)(sv.Extra),
Lane: sv.Lane,
Nonce: sv.Nonce,
Amount: sv.Amount,
MinSettleHeight: sv.MinSettleHeight,
Merges: merges,
Signature: sv.Signature,
}
}
{{end}}
func (m message{{.v}}) Settle(paych address.Address) (*types.Message, error) {
return &types.Message{
To: paych,
From: m.from,
Value: abi.NewTokenAmount(0),
Method: builtin{{.v}}.MethodsPaych.Settle,
}, nil
}
func (m message{{.v}}) Collect(paych address.Address) (*types.Message, error) {
return &types.Message{
To: paych,
From: m.from,
Value: abi.NewTokenAmount(0),
Method: builtin{{.v}}.MethodsPaych.Collect,
}, nil
}