task handler

internal/task/handler.go

@@ -0,0 +1,56 @@
+package task
+
+import (
+	log "github.com/sirupsen/logrus"
+	"google.golang.org/grpc"
+	"merch-api/internal/common"
+	taskTransportV1 "merch-api/pkg/taskTransport/v1"
+	"net"
+)
+
+const pkgLogHeader string = "Tasker |"
+
+type Handler struct {
+	addr string
+	srv  *grpc.Server
+	*service
+}
+
+type Deps struct {
+	Addr          string
+	MerchProvider common.MerchProvider
+}
+
+func New(deps Deps) *Handler {
+	srv := grpc.NewServer()
+
+	handler := &Handler{
+		addr:    deps.Addr,
+		service: newService(deps.MerchProvider),
+	}
+
+	taskTransportV1.RegisterTaskProcessorServer(srv, handler)
+
+	return handler
+}
+
+func (h *Handler) Serve() error {
+	listener, err := net.Listen("tcp", h.addr)
+	if err != nil {
+		log.WithError(err).Errorf("%v Listner failure", pkgLogHeader)
+		return err
+	}
+
+	if err = h.srv.Serve(listener); err != nil {
+		log.WithError(err).Errorf("%v Serve failure", pkgLogHeader)
+		return err
+	}
+
+	log.Infof("%v gRPC server started on: %v", pkgLogHeader, h.addr)
+	return nil
+}
+
+func (h *Handler) Shutdown() {
+	h.srv.GracefulStop()
+	log.Infof("%v gRPC server shutdown", pkgLogHeader)
+}