api server with a struct and module implementation

router/go.mod

@@ -0,0 +1,5 @@
+module example.com/backend
+
+go 1.19
+
+require github.com/gorilla/mux v1.8.0 // indirect

router/go.sum

@@ -0,0 +1,2 @@
+github.com/gorilla/mux v1.8.0 h1:i40aqfkR1h2SlN9hojwV5ZA91wcXFOvkdNIeFDP5koI=
+github.com/gorilla/mux v1.8.0/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So=

router/router.go

@@ -0,0 +1,37 @@
+package router
+
+import (
+	"fmt"
+	"log"
+	"net/http"
+
+	"github.com/gorilla/mux"
+)
+
+type App struct {
+	Myrouterobj *mux.Router
+	Port        string
+}
+
+func (a *App) Initialize() {
+
+	a.Myrouterobj = mux.NewRouter()
+
+}
+
+func (a *App) Run() {
+	a.Myrouterobj.HandleFunc("/", getRequest).Methods("GET")
+	a.Myrouterobj.HandleFunc("/", postRequest).Methods("POST")
+	http.Handle("/", a.Myrouterobj)
+	log.Fatal(http.ListenAndServe(a.Port, nil))
+	fmt.Println("Server started on the port ", a.Port)
+
+}
+
+func getRequest(w http.ResponseWriter, r *http.Request) {
+	fmt.Fprintf(w, "This is a GET")
+}
+
+func postRequest(w http.ResponseWriter, r *http.Request) {
+	fmt.Fprintf(w, "This is a POST")
+}

run/go.mod

@@ -0,0 +1,9 @@
+module example.com/run
+
+go 1.19
+
+replace example.com/backend => ../router
+
+require example.com/backend v0.0.0-00010101000000-000000000000
+
+require github.com/gorilla/mux v1.8.0 // indirect

run/go.sum

@@ -0,0 +1,2 @@
+github.com/gorilla/mux v1.8.0 h1:i40aqfkR1h2SlN9hojwV5ZA91wcXFOvkdNIeFDP5koI=
+github.com/gorilla/mux v1.8.0/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So=

run/run.go

@@ -0,0 +1,13 @@
+package main
+
+import (
+	"example.com/backend"
+)
+
+func main() {
+	// check if its because of capital letters
+	myrouterstructobj := backend.App{}
+	myrouterstructobj.Port = ":8080"
+	myrouterstructobj.Initialize()
+	myrouterstructobj.Run()
+}