[SDK] Export ListVtxos (#282)

pkg/client-sdk/ark_sdk.go

@@ -3,6 +3,7 @@ package arksdk
 import (
 	"context"
 
+	"github.com/ark-network/ark/pkg/client-sdk/client"
 	"github.com/ark-network/ark/pkg/client-sdk/store"
 )
 
@@ -26,6 +27,7 @@ type ArkClient interface {
 	) (string, error)
 	SendAsync(ctx context.Context, withExpiryCoinselect bool, receivers []Receiver) (string, error)
 	ClaimAsync(ctx context.Context) (string, error)
+	ListVtxos(ctx context.Context) ([]client.Vtxo, []client.Vtxo, error)
 }
 
 type Receiver interface {

pkg/client-sdk/client.go

@@ -209,6 +209,26 @@ func (a *arkClient) Receive(ctx context.Context) (string, string, error) {
 	return offchainAddr, onchainAddr, nil
 }
 
+func (a *arkClient) ListVtxos(
+	ctx context.Context,
+) (spendableVtxos, spentVtxos []client.Vtxo, err error) {
+	offchainAddrs, _, _, err := a.wallet.GetAddresses(ctx)
+	if err != nil {
+		return
+	}
+
+	for _, addr := range offchainAddrs {
+		spendable, spent, err := a.client.ListVtxos(ctx, addr)
+		if err != nil {
+			return nil, nil, err
+		}
+		spendableVtxos = append(spendableVtxos, spendable...)
+		spentVtxos = append(spentVtxos, spent...)
+	}
+
+	return
+}
+
 func (a *arkClient) ping(
 	ctx context.Context, paymentID string,
 ) func() {