Files
sendico/api/gateway/chain/client/client.go
2026-01-04 12:57:40 +01:00

166 lines
7.1 KiB
Go

package client
import (
"context"
"crypto/tls"
"fmt"
"strings"
"time"
"github.com/tech/sendico/pkg/merrors"
chainv1 "github.com/tech/sendico/pkg/proto/gateway/chain/v1"
unifiedv1 "github.com/tech/sendico/pkg/proto/gateway/unified/v1"
"google.golang.org/grpc"
"google.golang.org/grpc/credentials"
"google.golang.org/grpc/credentials/insecure"
)
// Client exposes typed helpers around the chain gateway gRPC API.
type Client interface {
CreateManagedWallet(ctx context.Context, req *chainv1.CreateManagedWalletRequest) (*chainv1.CreateManagedWalletResponse, error)
GetManagedWallet(ctx context.Context, req *chainv1.GetManagedWalletRequest) (*chainv1.GetManagedWalletResponse, error)
ListManagedWallets(ctx context.Context, req *chainv1.ListManagedWalletsRequest) (*chainv1.ListManagedWalletsResponse, error)
GetWalletBalance(ctx context.Context, req *chainv1.GetWalletBalanceRequest) (*chainv1.GetWalletBalanceResponse, error)
SubmitTransfer(ctx context.Context, req *chainv1.SubmitTransferRequest) (*chainv1.SubmitTransferResponse, error)
GetTransfer(ctx context.Context, req *chainv1.GetTransferRequest) (*chainv1.GetTransferResponse, error)
ListTransfers(ctx context.Context, req *chainv1.ListTransfersRequest) (*chainv1.ListTransfersResponse, error)
EstimateTransferFee(ctx context.Context, req *chainv1.EstimateTransferFeeRequest) (*chainv1.EstimateTransferFeeResponse, error)
ComputeGasTopUp(ctx context.Context, req *chainv1.ComputeGasTopUpRequest) (*chainv1.ComputeGasTopUpResponse, error)
EnsureGasTopUp(ctx context.Context, req *chainv1.EnsureGasTopUpRequest) (*chainv1.EnsureGasTopUpResponse, error)
Close() error
}
type grpcGatewayClient interface {
CreateManagedWallet(ctx context.Context, in *chainv1.CreateManagedWalletRequest, opts ...grpc.CallOption) (*chainv1.CreateManagedWalletResponse, error)
GetManagedWallet(ctx context.Context, in *chainv1.GetManagedWalletRequest, opts ...grpc.CallOption) (*chainv1.GetManagedWalletResponse, error)
ListManagedWallets(ctx context.Context, in *chainv1.ListManagedWalletsRequest, opts ...grpc.CallOption) (*chainv1.ListManagedWalletsResponse, error)
GetWalletBalance(ctx context.Context, in *chainv1.GetWalletBalanceRequest, opts ...grpc.CallOption) (*chainv1.GetWalletBalanceResponse, error)
SubmitTransfer(ctx context.Context, in *chainv1.SubmitTransferRequest, opts ...grpc.CallOption) (*chainv1.SubmitTransferResponse, error)
GetTransfer(ctx context.Context, in *chainv1.GetTransferRequest, opts ...grpc.CallOption) (*chainv1.GetTransferResponse, error)
ListTransfers(ctx context.Context, in *chainv1.ListTransfersRequest, opts ...grpc.CallOption) (*chainv1.ListTransfersResponse, error)
EstimateTransferFee(ctx context.Context, in *chainv1.EstimateTransferFeeRequest, opts ...grpc.CallOption) (*chainv1.EstimateTransferFeeResponse, error)
ComputeGasTopUp(ctx context.Context, in *chainv1.ComputeGasTopUpRequest, opts ...grpc.CallOption) (*chainv1.ComputeGasTopUpResponse, error)
EnsureGasTopUp(ctx context.Context, in *chainv1.EnsureGasTopUpRequest, opts ...grpc.CallOption) (*chainv1.EnsureGasTopUpResponse, error)
}
type chainGatewayClient struct {
cfg Config
conn *grpc.ClientConn
client grpcGatewayClient
}
// New dials the chain gateway endpoint and returns a ready client.
func New(ctx context.Context, cfg Config, opts ...grpc.DialOption) (Client, error) {
cfg.setDefaults()
if strings.TrimSpace(cfg.Address) == "" {
return nil, merrors.InvalidArgument("chain-gateway: address is required")
}
dialCtx, cancel := context.WithTimeout(ctx, cfg.DialTimeout)
defer cancel()
dialOpts := make([]grpc.DialOption, 0, len(opts)+1)
dialOpts = append(dialOpts, opts...)
if cfg.Insecure {
dialOpts = append(dialOpts, grpc.WithTransportCredentials(insecure.NewCredentials()))
} else {
dialOpts = append(dialOpts, grpc.WithTransportCredentials(credentials.NewTLS(&tls.Config{})))
}
conn, err := grpc.DialContext(dialCtx, cfg.Address, dialOpts...)
if err != nil {
return nil, merrors.Internal(fmt.Sprintf("chain-gateway: dial %s: %s", cfg.Address, err.Error()))
}
return &chainGatewayClient{
cfg: cfg,
conn: conn,
client: unifiedv1.NewUnifiedGatewayServiceClient(conn),
}, nil
}
// NewWithClient injects a pre-built gateway client (useful for tests).
func NewWithClient(cfg Config, gc grpcGatewayClient) Client {
cfg.setDefaults()
return &chainGatewayClient{
cfg: cfg,
client: gc,
}
}
func (c *chainGatewayClient) Close() error {
if c.conn != nil {
return c.conn.Close()
}
return nil
}
func (c *chainGatewayClient) CreateManagedWallet(ctx context.Context, req *chainv1.CreateManagedWalletRequest) (*chainv1.CreateManagedWalletResponse, error) {
ctx, cancel := c.callContext(ctx)
defer cancel()
return c.client.CreateManagedWallet(ctx, req)
}
func (c *chainGatewayClient) GetManagedWallet(ctx context.Context, req *chainv1.GetManagedWalletRequest) (*chainv1.GetManagedWalletResponse, error) {
ctx, cancel := c.callContext(ctx)
defer cancel()
return c.client.GetManagedWallet(ctx, req)
}
func (c *chainGatewayClient) ListManagedWallets(ctx context.Context, req *chainv1.ListManagedWalletsRequest) (*chainv1.ListManagedWalletsResponse, error) {
ctx, cancel := c.callContext(ctx)
defer cancel()
return c.client.ListManagedWallets(ctx, req)
}
func (c *chainGatewayClient) GetWalletBalance(ctx context.Context, req *chainv1.GetWalletBalanceRequest) (*chainv1.GetWalletBalanceResponse, error) {
ctx, cancel := c.callContext(ctx)
defer cancel()
return c.client.GetWalletBalance(ctx, req)
}
func (c *chainGatewayClient) SubmitTransfer(ctx context.Context, req *chainv1.SubmitTransferRequest) (*chainv1.SubmitTransferResponse, error) {
ctx, cancel := c.callContext(ctx)
defer cancel()
return c.client.SubmitTransfer(ctx, req)
}
func (c *chainGatewayClient) GetTransfer(ctx context.Context, req *chainv1.GetTransferRequest) (*chainv1.GetTransferResponse, error) {
ctx, cancel := c.callContext(ctx)
defer cancel()
return c.client.GetTransfer(ctx, req)
}
func (c *chainGatewayClient) ListTransfers(ctx context.Context, req *chainv1.ListTransfersRequest) (*chainv1.ListTransfersResponse, error) {
ctx, cancel := c.callContext(ctx)
defer cancel()
return c.client.ListTransfers(ctx, req)
}
func (c *chainGatewayClient) EstimateTransferFee(ctx context.Context, req *chainv1.EstimateTransferFeeRequest) (*chainv1.EstimateTransferFeeResponse, error) {
ctx, cancel := c.callContext(ctx)
defer cancel()
return c.client.EstimateTransferFee(ctx, req)
}
func (c *chainGatewayClient) ComputeGasTopUp(ctx context.Context, req *chainv1.ComputeGasTopUpRequest) (*chainv1.ComputeGasTopUpResponse, error) {
ctx, cancel := c.callContext(ctx)
defer cancel()
return c.client.ComputeGasTopUp(ctx, req)
}
func (c *chainGatewayClient) EnsureGasTopUp(ctx context.Context, req *chainv1.EnsureGasTopUpRequest) (*chainv1.EnsureGasTopUpResponse, error) {
ctx, cancel := c.callContext(ctx)
defer cancel()
return c.client.EnsureGasTopUp(ctx, req)
}
func (c *chainGatewayClient) callContext(ctx context.Context) (context.Context, context.CancelFunc) {
timeout := c.cfg.CallTimeout
if timeout <= 0 {
timeout = 3 * time.Second
}
return context.WithTimeout(ctx, timeout)
}