quotation bff

api/server/internal/server/paymentapiimp/service.go

@@ -0,0 +1,102 @@
+package paymentapiimp
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"strings"
+	"time"
+
+	orchestratorclient "github.com/tech/sendico/payments/orchestrator/client"
+	api "github.com/tech/sendico/pkg/api/http"
+	"github.com/tech/sendico/pkg/auth"
+	"github.com/tech/sendico/pkg/merrors"
+	"github.com/tech/sendico/pkg/mlogger"
+	"github.com/tech/sendico/pkg/mservice"
+	orchestratorv1 "github.com/tech/sendico/pkg/proto/payments/orchestrator/v1"
+	eapi "github.com/tech/sendico/server/interface/api"
+	mutil "github.com/tech/sendico/server/internal/mutil/param"
+	"go.mongodb.org/mongo-driver/bson/primitive"
+	"go.uber.org/zap"
+)
+
+type paymentClient interface {
+	QuotePayment(ctx context.Context, req *orchestratorv1.QuotePaymentRequest) (*orchestratorv1.QuotePaymentResponse, error)
+	InitiatePayment(ctx context.Context, req *orchestratorv1.InitiatePaymentRequest) (*orchestratorv1.InitiatePaymentResponse, error)
+	Close() error
+}
+
+type PaymentAPI struct {
+	logger mlogger.Logger
+	client paymentClient
+	enf    auth.Enforcer
+	oph    mutil.ParamHelper
+
+	permissionRef primitive.ObjectID
+}
+
+func (a *PaymentAPI) Name() mservice.Type { return mservice.PaymentOrchestrator }
+
+func (a *PaymentAPI) Finish(ctx context.Context) error {
+	if a.client != nil {
+		if err := a.client.Close(); err != nil {
+			a.logger.Warn("Failed to close payment orchestrator client", zap.Error(err))
+		}
+	}
+	return nil
+}
+
+func CreateAPI(apiCtx eapi.API) (*PaymentAPI, error) {
+	p := &PaymentAPI{
+		logger: apiCtx.Logger().Named(mservice.PaymentOrchestrator),
+		enf:    apiCtx.Permissions().Enforcer(),
+		oph:    mutil.CreatePH(mservice.Organizations),
+	}
+
+	desc, err := apiCtx.Permissions().GetPolicyDescription(context.Background(), mservice.PaymentOrchestrator)
+	if err != nil {
+		p.logger.Warn("Failed to fetch payment orchestrator permission description", zap.Error(err))
+		return nil, err
+	}
+	p.permissionRef = desc.ID
+
+	if err := p.initPaymentClient(apiCtx.Config().PaymentOrchestrator); err != nil {
+		p.logger.Error("Failed to initialize payment orchestrator client", zap.Error(err))
+		return nil, err
+	}
+
+	apiCtx.Register().AccountHandler(p.Name(), p.oph.AddRef("/quote"), api.Post, p.quotePayment)
+	apiCtx.Register().AccountHandler(p.Name(), p.oph.AddRef("/immediate"), api.Post, p.initiateImmediate)
+	apiCtx.Register().AccountHandler(p.Name(), p.oph.AddRef("/by-quote"), api.Post, p.initiateByQuote)
+
+	return p, nil
+}
+
+func (a *PaymentAPI) initPaymentClient(cfg *eapi.PaymentOrchestratorConfig) error {
+	if cfg == nil {
+		return merrors.InvalidArgument("payment orchestrator configuration is not provided")
+	}
+
+	address := strings.TrimSpace(cfg.Address)
+	if address == "" {
+		address = strings.TrimSpace(os.Getenv(cfg.AddressEnv))
+	}
+	if address == "" {
+		return merrors.InvalidArgument(fmt.Sprintf("payment orchestrator address is not specified and address env %s is empty", cfg.AddressEnv))
+	}
+
+	clientCfg := orchestratorclient.Config{
+		Address:     address,
+		DialTimeout: time.Duration(cfg.DialTimeoutSeconds) * time.Second,
+		CallTimeout: time.Duration(cfg.CallTimeoutSeconds) * time.Second,
+		Insecure:    cfg.Insecure,
+	}
+
+	client, err := orchestratorclient.New(context.Background(), clientCfg)
+	if err != nil {
+		return err
+	}
+
+	a.client = client
+	return nil
+}