From 95fb5f714e5c466860c8e529043a9e2809b3ac15 Mon Sep 17 00:00:00 2001
From: masterhc <cris_ferreira_pires@hotmail.com>
Date: Wed, 17 Jul 2024 11:26:42 +0100
Subject: [PATCH] separation of concerns attempt

---
 controllers/controller.go | 53 +++++++++++++++++++++++++++++++++++++++
 main.go                   | 50 ++++++++----------------------------
 routes/router.go          | 18 +++++++++++++
 3 files changed, 82 insertions(+), 39 deletions(-)
 create mode 100644 controllers/controller.go
 create mode 100644 routes/router.go

diff --git a/controllers/controller.go b/controllers/controller.go
new file mode 100644
index 0000000..49230d9
--- /dev/null
+++ b/controllers/controller.go
@@ -0,0 +1,53 @@
+package controllers
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"github.com/gorilla/mux"
+)
+
+// User represents a user in the system
+type User struct {
+	ID   int    `json:"id"`
+	Name string `json:"name"`
+}
+
+// GetUsers handles the GET /users route
+func GetUsers(w http.ResponseWriter, r *http.Request) {
+	users := []User{
+		{ID: 1, Name: "John Doe"},
+		{ID: 2, Name: "Jane Doe"},
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	json.NewEncoder(w).Encode(users)
+}
+
+// GetUser handles the GET /users/{id} route
+func GetUser(w http.ResponseWriter, r *http.Request) {
+	vars := mux.Vars(r)
+	id := vars["id"]
+
+	user := User{ID: 1, Name: "John Doe"} // Placeholder user
+
+	if id == "1" {
+		w.Header().Set("Content-Type", "application/json")
+		json.NewEncoder(w).Encode(user)
+	} else {
+		http.Error(w, "User not found", http.StatusNotFound)
+	}
+}
+
+// CreateUser handles the POST /users route
+func CreateUser(w http.ResponseWriter, r *http.Request) {
+	var user User
+
+	err := json.NewDecoder(r.Body).Decode(&user)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+
+	fmt.Fprintf(w, "Received user: %+v", user)
+}
diff --git a/main.go b/main.go
index a6aa13f..6efbba5 100644
--- a/main.go
+++ b/main.go
@@ -1,47 +1,19 @@
 package main
 
 import (
-	"encoding/json"
-	"net/http"
-	"github.com/gorilla/mux"
-	"log"
+    "log"
+    "net/http"
+    "yaagobackend/routes" // Import local package (assuming router.go is in a subdirectory named 'routes')
+    "github.com/gorilla/mux"
 )
 
-type User struct 
-{
-	ID int `json:"id"`
-	Name string `json:"name"`
-}
-
-func GetUsers(w http.ResponseWriter, r *http.Request){
-	//Place holder values
-	users := []User{
-		{ID:1, Name:"John Doe"},
-		{ID:2, Name:"John Doe"},
-	}
-
-	w.Header().Set("Content-Type", "application/json");
-	json.NewEncoder(w).Encode(users);
-}
-
+func main() {
+    r := mux.NewRouter()
 
-func GetUser(w http.ResponseWriter, r *http.Request){
-	vars := mux.Vars(r) //Grabs var from the route variable
-	id := vars["id"]
-	user := User{ID:1, Name:"John Doe"} //Placeholder
+    // Initialize routes from router.go
+    routes.InitializeRoutes(r)
 
-	if(id=="1"){
-		w.Header().Set("Content-Type", "application/json")
-		json.NewEncoder(w).Encode(user)
-	}else{
-		http.Error(w, "User not found", http.StatusNotFound)
-	}
+    // Start the server
+    log.Println("Server listening on port 8000")
+    log.Fatal(http.ListenAndServe(":8000", r))
 }
- func main(){
-	r := mux.NewRouter()
-	r.HandleFunc("/users", GetUsers).Methods("GET")
-	r.HandleFunc("/users/{id}", GetUsers).Methods("GET")
-
-	log.Println("Server listening on port 8000");
-	http.ListenAndServe(":8000", r)
- }
\ No newline at end of file
diff --git a/routes/router.go b/routes/router.go
new file mode 100644
index 0000000..2f5046b
--- /dev/null
+++ b/routes/router.go
@@ -0,0 +1,18 @@
+package routes
+
+import (
+	"github.com/gorilla/mux"
+    "yaagobackend/controllers" // Import local package (assuming router.go is in a subdirectory named 'routes')
+)
+
+// InitializeRouter sets up the router with all the routes
+func InitializeRouter() *mux.Router {
+	r := mux.NewRouter()
+
+	// Define routes and their handlers
+	r.HandleFunc("/users", GetUsers).Methods("GET")
+	r.HandleFunc("/users/{id}", GetUser).Methods("GET")
+	r.HandleFunc("/users", CreateUser).Methods("POST")
+
+	return r
+}