simple page edit screen

lfo/middleware.go

@@ -15,3 +15,14 @@ func WithAdapter(next http.Handler, adapter core.Adapter) http.Handler {
 	return http.HandlerFunc(handlerFunc)
 }
 
+func WithEditModes(next http.Handler) http.Handler {
+	handlerFunc := func(w http.ResponseWriter, req *http.Request) {
+		*req = *req.WithContext(context.WithValue(req.Context(), "edit-modes", map[string]core.EditMode{
+			"Literal": core.EditModeLiteralTextArea,
+			"Escaped": core.EditModeEscapedContentEditable,
+		}))
+		next.ServeHTTP(w, req)
+	}
+
+	return http.HandlerFunc(handlerFunc)
+}

nirvash.go

@@ -45,5 +45,12 @@ func main() {
 				"templates/header.html",
 				"templates/footer.html"), cfg.Adapter), http.MethodGet, udb, "/login"))
 
+	rtr.Get(`/edit/(?P<Slug>\S+)`, middleware.Protected(
+		shell.WithAdapter(
+			renderer.Template(
+				"templates/cms_edit.html",
+				"templates/header.html",
+				"templates/footer.html"), cfg.Adapter), http.MethodGet, udb, "/login"))
+
 	http.ListenAndServe(":8080", rtr)
 }

templates/cms_edit.html

@@ -0,0 +1,19 @@
+{{ $slug := ((.Context).Value "params").Slug }}
+{{ $page := ((.Context).Value "adapter").GetPage $slug }}
+{{ $editMode := ((.Context).Value "adapter").EditMode }}
+{{ $editModes := (.Context).Value "edit-modes" }}
+
+{{ template "header" . }}
+
+<form method="POST" action="/save/{{$slug}}">
+<textarea name="title">{{($page).Title}}</textarea>
+<span>last edited {{($page).Edited}}</span>
+{{ if eq $editMode 0 }}
+  <textarea name="content">{{($page).Content}}</textarea>
+{{ else }}
+  <div contenteditable>{{($page).Content}}</div>
+{{ end }}
+<input type="submit" value="Save"/>
+</form>
+
+{{ template "footer" . }}