Implemented RedeemOnchainFunds() for LDK and Greenlight.

greenlight.go

@@ -474,8 +474,19 @@ func (gs *GreenlightService) GetOnchainBalance(ctx context.Context) (int64, erro
 
 	return balance / 1000, nil
 }
-func (gs *GreenlightService) RedeemOnchainFunds(ctx context.Context, toAddress string) (txId string, err error) {
-	return "", nil
+
+func (gs *GreenlightService) RedeemOnchainFunds(ctx context.Context, toAddress string) (string, error) {
+	amountAll := glalby.AmountOrAll(glalby.AmountOrAllAll{})
+	txId, err := gs.client.Withdraw(glalby.WithdrawRequest{
+		Destination: toAddress,
+		Amount:      &amountAll,
+	})
+	if err != nil {
+		gs.svc.Logger.Errorf("Withdraw failed: %v", err)
+		return "", err
+	}
+
+	return txId.Txid, nil
 }
 
 func (gs *GreenlightService) greenlightInvoiceToTransaction(invoice *glalby.ListInvoicesInvoice) (*Nip47Transaction, error) {

ldk.go

@@ -13,9 +13,10 @@ import (
 	"time"
 
 	"github.com/getAlby/ldk-node-go/ldk_node"
-	"github.com/getAlby/nostr-wallet-connect/models/lnclient"
 	decodepay "github.com/nbd-wtf/ln-decodepay"
 	"github.com/sirupsen/logrus"
+
+	"github.com/getAlby/nostr-wallet-connect/models/lnclient"
 )
 
 type LDKService struct {
@@ -474,8 +475,13 @@ func (gs *LDKService) GetOnchainBalance(ctx context.Context) (int64, error) {
 	return int64(balances.SpendableOnchainBalanceSats), nil
 }
 
-func (gs *LDKService) RedeemOnchainFunds(ctx context.Context, toAddress string) (txId string, err error) {
-	return "", nil
+func (gs *LDKService) RedeemOnchainFunds(ctx context.Context, toAddress string) (string, error) {
+	txId, err := gs.node.SendAllToOnchainAddress(toAddress)
+	if err != nil {
+		gs.svc.Logger.Errorf("SendAllToOnchainAddress failed: %v", err)
+		return "", err
+	}
+	return txId, nil
 }
 
 func (gs *LDKService) ldkPaymentToTransaction(payment *ldk_node.PaymentDetails) (*Nip47Transaction, error) {