feat(template): add Fileserver for download

internal/server/http.go

@@ -4,22 +4,26 @@ import (
 	"fmt"
 	"log"
 	"net/http"
+	"path/filepath"
 
 	"tomatentum.net/svg-templater/internal/routes"
 	"tomatentum.net/svg-templater/pkg/auth"
+	"tomatentum.net/svg-templater/pkg/svg"
 )
 
 func PrepareHTTP() {
-	registerAuthorized("/", func(w http.ResponseWriter, r *http.Request) {
+	registerAuthorizedFunc("/", func(w http.ResponseWriter, r *http.Request) {
 		fmt.Fprintln(w, "You are authorized!")
 	})
-	registerAuthorized("/svg/", func(w http.ResponseWriter, r *http.Request) {
+	registerAuthorizedFunc("/svg/", func(w http.ResponseWriter, r *http.Request) {
 		if r.Method != "POST" {
 			http.Error(w, "Method not allowed", http.StatusMethodNotAllowed)
 			return
 		}
 		routes.CreateSVG(w, *r)
 	})
+
+	registerAuthorized("/public/", http.StripPrefix("/public/", http.FileServer(svg.Storage.GetPublicDir())))
 }
 
 func Start() {
@@ -29,7 +33,15 @@ func Start() {
 	}
 }
 
-func registerAuthorized(path string, f func(w http.ResponseWriter, r *http.Request)) {
-	http.HandleFunc(path, auth.AuthMiddleware(http.HandlerFunc(f)))
+func registerAuthorized(path string, handler http.Handler) {
+	http.HandleFunc(path, auth.AuthMiddleware(handler))
 	log.Println("Registered authorized handler for", path)
 }
+
+func registerAuthorizedFunc(path string, f func(w http.ResponseWriter, r *http.Request)) {
+	registerAuthorized(path, http.HandlerFunc(f))
+}
+
+func GetPublicPath(path string) string {
+	return filepath.Join("public", path)
+}