Refactor

Signed-off-by: Oliver Davies <oliver@oliverdavies.uk>

go-api/handlers/handler.go

@@ -0,0 +1,39 @@
+package handlers
+
+import (
+	"encoding/json"
+	"log"
+	"net/http"
+
+	"go-api/utils"
+)
+
+type ErrorResponse struct {
+	Message    string `json:"message"`
+	StatusCode int    `json:"statusCode"`
+}
+
+type SuccessResponse struct {
+	Name string `json:"name"`
+}
+
+func Handler(w http.ResponseWriter, r *http.Request) {
+	log.Println("Running handler...")
+
+	code := utils.GetResponseCode(r)
+
+	w.WriteHeader(code)
+	w.Header().Set("Content-Type", "application/json")
+
+	if (code != 200) {
+		json.NewEncoder(w).Encode(ErrorResponse{
+			Message: "There has been an error.",
+			StatusCode: 400,
+		})
+	} else {
+		json.NewEncoder(w).Encode(SuccessResponse{
+			Name: "Oliver Davies",
+		})
+	}
+}
+

go-api/main.go

@@ -1,44 +1,15 @@
 package main
 
 import (
-	"encoding/json"
 	"log"
 	"net/http"
 
+	"go-api/handlers"
 	"go-api/utils"
 )
 
-type ErrorResponse struct {
-	Message    string `json:"message"`
-	StatusCode int    `json:"statusCode"`
-}
-
-type SuccessResponse struct {
-	Name string `json:"name"`
-}
-
-func handler(w http.ResponseWriter, r *http.Request) {
-	log.Println("Running handler...")
-
-	code := utils.GetResponseCode(r)
-
-	w.WriteHeader(code)
-	w.Header().Set("Content-Type", "application/json")
-
-	if (code != 200) {
-		json.NewEncoder(w).Encode(ErrorResponse{
-			Message: "There has been an error.",
-			StatusCode: 400,
-		})
-	} else {
-		json.NewEncoder(w).Encode(SuccessResponse{
-			Name: "Oliver Davies",
-		})
-	}
-}
-
 func main() {
-	http.HandleFunc("/", handler)
+	http.HandleFunc("/", handlers.Handler)
 
 	addr := ":" + utils.GetPort()