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message12.go
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message12.go
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package paych
import (
"golang.org/x/xerrors"
"github.com/filecoin-project/go-address"
"github.com/filecoin-project/go-state-types/abi"
actorstypes "github.com/filecoin-project/go-state-types/actors"
builtin12 "github.com/filecoin-project/go-state-types/builtin"
init12 "github.com/filecoin-project/go-state-types/builtin/v12/init"
paych12 "github.com/filecoin-project/go-state-types/builtin/v12/paych"
paychtypes "github.com/filecoin-project/go-state-types/builtin/v8/paych"
"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 message12 struct{ from address.Address }
func (m message12) Create(to address.Address, initialAmount abi.TokenAmount) (*types.Message, error) {
actorCodeID, ok := actors.GetActorCodeID(actorstypes.Version12, "paymentchannel")
if !ok {
return nil, xerrors.Errorf("error getting actor paymentchannel code id for actor version %d", 12)
}
params, aerr := actors.SerializeParams(&paych12.ConstructorParams{From: m.from, To: to})
if aerr != nil {
return nil, aerr
}
enc, aerr := actors.SerializeParams(&init12.ExecParams{
CodeCID: actorCodeID,
ConstructorParams: params,
})
if aerr != nil {
return nil, aerr
}
return &types.Message{
To: init_.Address,
From: m.from,
Value: initialAmount,
Method: builtin12.MethodsInit.Exec,
Params: enc,
}, nil
}
func (m message12) Update(paych address.Address, sv *paychtypes.SignedVoucher, secret []byte) (*types.Message, error) {
params, aerr := actors.SerializeParams(&paych12.UpdateChannelStateParams{
Sv: toV12SignedVoucher(*sv),
Secret: secret,
})
if aerr != nil {
return nil, aerr
}
return &types.Message{
To: paych,
From: m.from,
Value: abi.NewTokenAmount(0),
Method: builtin12.MethodsPaych.UpdateChannelState,
Params: params,
}, nil
}
func toV12SignedVoucher(sv paychtypes.SignedVoucher) paych12.SignedVoucher {
merges := make([]paych12.Merge, len(sv.Merges))
for i := range sv.Merges {
merges[i] = paych12.Merge{
Lane: sv.Merges[i].Lane,
Nonce: sv.Merges[i].Nonce,
}
}
return paych12.SignedVoucher{
ChannelAddr: sv.ChannelAddr,
TimeLockMin: sv.TimeLockMin,
TimeLockMax: sv.TimeLockMax,
SecretHash: sv.SecretHash,
Extra: (*paych12.ModVerifyParams)(sv.Extra),
Lane: sv.Lane,
Nonce: sv.Nonce,
Amount: sv.Amount,
MinSettleHeight: sv.MinSettleHeight,
Merges: merges,
Signature: sv.Signature,
}
}
func (m message12) Settle(paych address.Address) (*types.Message, error) {
return &types.Message{
To: paych,
From: m.from,
Value: abi.NewTokenAmount(0),
Method: builtin12.MethodsPaych.Settle,
}, nil
}
func (m message12) Collect(paych address.Address) (*types.Message, error) {
return &types.Message{
To: paych,
From: m.from,
Value: abi.NewTokenAmount(0),
Method: builtin12.MethodsPaych.Collect,
}, nil
}