updated nav

internal/site/templates.go

@@ -1,9 +1,11 @@
 package site
 
 import (
+	"errors"
 	"fmt"
 	"net/http"
 	"net/url"
+	"os"
 	"path"
 	"path/filepath"
 	"strings"
@@ -51,6 +53,14 @@ func (s *Server) serveTemplates(w http.ResponseWriter, r *http.Request) {
 		acct,
 	)
 	if err != nil {
+		// TODO: handle 401
+
+		// TODO: handle 403
+
+		// TODO: handle 404
+		if isFileNotFoundError(err) {
+		}
+
 		// TODO: handle 'not found' as a 404?
 		fmt.Println("[ERROR]: failed to load or parse layout template:", err)
 		http.Redirect(w, r, "/", http.StatusTemporaryRedirect)
@@ -60,6 +70,13 @@ func (s *Server) serveTemplates(w http.ResponseWriter, r *http.Request) {
 	w.Write(b)
 }
 
+func isFileNotFoundError(err error) bool {
+	var pe *os.PathError
+	isPathErr := errors.As(err, &pe)
+
+	return isPathErr && pe.Err != nil && pe.Err.Error() == "no such file or directory"
+}
+
 // TODO: clean this up...
 // TODO: somehow tell what the path params are and pass them up.
 //   - then consider pushing this functionality into the template library.