menu added

backend/internal/api/webui.go

@@ -56,7 +56,16 @@ func NewWebUI(a *auth.Store, tp *db.TrackpointStore, st *db.StopStore, j *db.Jou
 	return &WebUI{authStore: a, tpStore: tp, stopStore: st, journalStore: j, userStore: u}
 }
 
-func render(w http.ResponseWriter, page string, data any) {
+func injectNav(r *http.Request, data map[string]any) {
+	user := userFromContext(r.Context())
+	if user.UserID != "" {
+		data["LoggedIn"] = true
+		data["IsAdmin"] = user.IsAdmin
+	}
+}
+
+func render(w http.ResponseWriter, r *http.Request, page string, data map[string]any) {
+	injectNav(r, data)
 	t, err := tmpls.Clone()
 	if err == nil {
 		_, err = t.ParseFS(assets, "templates/"+page)
@@ -120,7 +129,7 @@ func renderAdmin(w http.ResponseWriter, page string, data any) {
 // --- Auth ---
 
 func (ui *WebUI) HandleGetLogin(w http.ResponseWriter, r *http.Request) {
-	render(w, "login.html", map[string]any{"Error": "", "Username": ""})
+	render(w, r, "login.html", map[string]any{"Error": "", "Username": ""})
 }
 
 func (ui *WebUI) HandlePostLogin(w http.ResponseWriter, r *http.Request) {
@@ -137,7 +146,7 @@ func (ui *WebUI) HandlePostLogin(w http.ResponseWriter, r *http.Request) {
 		if errors.Is(err, auth.ErrInvalidCredentials) {
 			msg = "Ungültige Zugangsdaten."
 		}
-		render(w, "login.html", map[string]any{"Error": msg, "Username": username})
+		render(w, r, "login.html", map[string]any{"Error": msg, "Username": username})
 		return
 	}
 
@@ -171,7 +180,7 @@ func (ui *WebUI) HandleLogout(w http.ResponseWriter, r *http.Request) {
 // --- Register ---
 
 func (ui *WebUI) HandleGetRegister(w http.ResponseWriter, r *http.Request) {
-	render(w, "register.html", map[string]any{"Error": "", "Username": ""})
+	render(w, r, "register.html", map[string]any{"Error": "", "Username": ""})
 }
 
 func (ui *WebUI) HandlePostRegister(w http.ResponseWriter, r *http.Request) {
@@ -184,11 +193,11 @@ func (ui *WebUI) HandlePostRegister(w http.ResponseWriter, r *http.Request) {
 	confirm := r.FormValue("confirm")
 
 	if username == "" || password == "" {
-		render(w, "register.html", map[string]any{"Error": "Benutzername und Passwort sind Pflichtfelder.", "Username": username})
+		render(w, r, "register.html", map[string]any{"Error": "Benutzername und Passwort sind Pflichtfelder.", "Username": username})
 		return
 	}
 	if password != confirm {
-		render(w, "register.html", map[string]any{"Error": "Passwörter stimmen nicht überein.", "Username": username})
+		render(w, r, "register.html", map[string]any{"Error": "Passwörter stimmen nicht überein.", "Username": username})
 		return
 	}
 
@@ -197,7 +206,7 @@ func (ui *WebUI) HandlePostRegister(w http.ResponseWriter, r *http.Request) {
 		if errors.Is(err, auth.ErrUsernameTaken) {
 			msg = "Benutzername bereits vergeben."
 		}
-		render(w, "register.html", map[string]any{"Error": msg, "Username": username})
+		render(w, r, "register.html", map[string]any{"Error": msg, "Username": username})
 		return
 	}
 	http.Redirect(w, r, "/login", http.StatusSeeOther)
@@ -211,7 +220,7 @@ func (ui *WebUI) HandleFeed(w http.ResponseWriter, r *http.Request) {
 		http.Error(w, "Fehler beim Laden", http.StatusInternalServerError)
 		return
 	}
-	render(w, "public.html", map[string]any{
+	render(w, r, "public.html", map[string]any{
 		"Entries": entries,
 		"Offset":  20,
 		"HasMore": len(entries) == 20,
@@ -260,7 +269,7 @@ func (ui *WebUI) HandleDaysList(w http.ResponseWriter, r *http.Request) {
 		http.Error(w, "Fehler beim Laden", http.StatusInternalServerError)
 		return
 	}
-	render(w, "days.html", map[string]any{"Days": days, "IsAdmin": user.IsAdmin})
+	render(w, r, "days.html", map[string]any{"Days": days})
 }
 
 func (ui *WebUI) HandleDayDetail(w http.ResponseWriter, r *http.Request) {
@@ -288,7 +297,7 @@ func (ui *WebUI) HandleDayDetail(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	render(w, "day.html", map[string]any{
+	render(w, r, "day.html", map[string]any{
 		"Date":    date,
 		"Points":  points,
 		"Stops":   stops,