Create http server setup utility

utilities/server_setup.go

@@ -0,0 +1,40 @@
+package utilities
+
+import (
+	"errors"
+	"log"
+	"net/http"
+	"time"
+)
+
+func SetupHttpsServer(router http.Handler, cert, key, httpsPort, httpPort string, requestTimeout time.Duration) (server *http.Server) {
+	if FileExists(cert) && FileExists(key) {
+		server = &http.Server{
+			Addr:         httpsPort,
+			Handler:      router,
+			ReadTimeout:  5 * time.Second,
+			WriteTimeout: 10 * time.Second,
+		}
+		go func() {
+			log.Println("Server starts at port ", httpsPort)
+			if err := server.ListenAndServeTLS(cert, key); err != nil && errors.Is(err, http.ErrServerClosed) {
+				log.Fatal(err)
+			}
+		}()
+	} else {
+		server = &http.Server{
+			Addr:         httpPort,
+			Handler:      router,
+			ReadTimeout:  requestTimeout * time.Second,
+			WriteTimeout: requestTimeout * time.Second,
+		}
+		go func() {
+			log.Println("Server starts at port ", httpPort)
+			if err := server.ListenAndServe(); err != nil && errors.Is(err, http.ErrServerClosed) {
+				log.Fatal(err)
+			}
+		}()
+	}
+
+	return server
+}