abstraction

api/api.go

@@ -0,0 +1,43 @@
+package api
+
+import (
+	"flag"
+	"net/http"
+
+	"github.com/go-chi/chi/v5"
+	"github.com/go-chi/chi/v5/middleware"
+	"github.com/go-chi/render"
+)
+
+func Start() {
+	flag.Parse()
+
+	r := chi.NewRouter()
+
+	r.Use(middleware.RequestID)
+	r.Use(middleware.Logger)
+	r.Use(middleware.Recoverer)
+	r.Use(middleware.URLFormat)
+	r.Use(render.SetContentType(render.ContentTypeJSON))
+
+	r.Get("/", func(w http.ResponseWriter, r *http.Request) {
+		w.Write([]byte("hello world"))
+	})
+
+	r.Get("/ping", func(w http.ResponseWriter, r *http.Request) {
+		w.Write([]byte("pong"))
+	})
+
+	r.Get("/panic", func(w http.ResponseWriter, r *http.Request) {
+		panic("oh no")
+	})
+
+	r.Route("/messages", func(r chi.Router) {
+		r.Route("/{messageID}", func(r chi.Router) {
+			r.Use(MessageCtx) // Load message
+			r.Get("/", GetMessage)
+		})
+	})
+
+	http.ListenAndServe(":3000", r)
+}