From 7a9b59d697f6d0d72cf9b389cab7a24ce7980983 Mon Sep 17 00:00:00 2001
From: zerox80 <rujbin@proton.me>
Date: Tue, 11 Nov 2025 15:11:15 +0100
Subject: [PATCH] refactor: remove fallback tutorials and simplify error
 handling

- Removed hardcoded FALLBACK_TUTORIALS constant and related cloning logic
- Simplified error handling to return empty array instead of fallback content
- Cleaned up empty comment blocks in AdminDashboard component
---
 src/context/TutorialContext.jsx | 59 +++++----------------------------
 src/pages/AdminDashboard.jsx    |  2 --
 2 files changed, 8 insertions(+), 53 deletions(-)

diff --git a/src/context/TutorialContext.jsx b/src/context/TutorialContext.jsx
index e0f9a739..e280cf58 100644
--- a/src/context/TutorialContext.jsx
+++ b/src/context/TutorialContext.jsx
@@ -4,44 +4,6 @@ import { api } from '../api/client'
 import { getIconComponent as getIconComponentFromMap } from '../utils/iconMap'
 const TutorialContext = createContext(null)
 
-const FALLBACK_TUTORIALS = Object.freeze([
-  {
-    id: 'linux-shell-grundlagen',
-    title: 'Linux Shell Grundlagen',
-    description: 'Starte mit den wichtigsten Terminalbefehlen, Navigationskonzepten und grundlegenden Workflows.',
-    icon: 'Terminal',
-    color: 'from-primary-500 to-accent-cyan',
-    topics: ['Shell', 'Bash', 'Navigation'],
-    target: { type: 'route', value: '/grundlagen' },
-    buttonLabel: 'Zum Grundlagenkurs',
-  },
-  {
-    id: 'linux-dateiverwaltung',
-    title: 'Dateiverwaltung & Berechtigungen',
-    description: 'Verstehe Dateisysteme, Berechtigungen und sichere Arbeitsweisen für den Linux-Alltag.',
-    icon: 'FolderTree',
-    color: 'from-accent-emerald to-accent-cyan',
-    topics: ['Dateisystem', 'Rechte', 'Sicherheit'],
-    target: { type: 'route', value: '/grundlagen' },
-    buttonLabel: 'Mehr über Rechte lernen',
-  },
-  {
-    id: 'linux-netzwerkpraxis',
-    title: 'Netzwerk & Praxis',
-    description: 'Lerne die wichtigsten Netzwerk-Tools kennen und übe praxisnahe Szenarien mit SSH & Co.',
-    icon: 'Network',
-    color: 'from-accent-violet to-primary-600',
-    topics: ['Netzwerk', 'SSH', 'Praxis'],
-    target: { type: 'route', value: '/grundlagen' },
-    buttonLabel: 'Praxisbeispiele ansehen',
-  },
-])
-
-const cloneFallbackTutorials = () =>
-  FALLBACK_TUTORIALS.map((tutorial) => ({
-    ...tutorial,
-    topics: Array.isArray(tutorial.topics) ? [...tutorial.topics] : [],
-  }))
 export const TutorialProvider = ({ children }) => {
   const [tutorials, setTutorials] = useState([])
   const [loading, setLoading] = useState(true)
@@ -55,13 +17,12 @@ export const TutorialProvider = ({ children }) => {
           const data = await api.getTutorials({ signal })
           if (!signal?.aborted) {
             const list = Array.isArray(data) ? data : []
-            if (list.length > 0) {
-              setTutorials(list)
-              setError(null)
-            } else {
-              setTutorials(cloneFallbackTutorials())
-              setError(null)
-            }
+            const normalized = list.map((tutorial) => ({
+              ...tutorial,
+              topics: Array.isArray(tutorial.topics) ? [...tutorial.topics] : [],
+            }))
+            setTutorials(normalized)
+            setError(null)
           }
         } catch (err) {
           if (signal?.aborted) {
@@ -100,12 +61,8 @@ export const TutorialProvider = ({ children }) => {
           }
           console.error('Failed to load tutorials:', err)
           if (!signal?.aborted) {
-            const fallbackError = new Error(
-              'Standard-Linux-Tutorials werden angezeigt, da die echten Inhalte aktuell nicht geladen werden konnten.'
-            )
-            fallbackError.code = 'fallback'
-            setTutorials(cloneFallbackTutorials())
-            setError(fallbackError)
+            setTutorials([])
+            setError(err)
           }
         }
       }
diff --git a/src/pages/AdminDashboard.jsx b/src/pages/AdminDashboard.jsx
index adb56301..a01085c8 100644
--- a/src/pages/AdminDashboard.jsx
+++ b/src/pages/AdminDashboard.jsx
@@ -98,7 +98,6 @@ const AdminDashboard = () => {
   }, [showForm])
   return (
     <div className="min-h-screen bg-gray-50 dark:bg-slate-950 text-gray-900 dark:text-slate-100">
-      {}
       {}
       <header className="bg-white/90 dark:bg-slate-900/80 shadow-md backdrop-blur">
         <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-4">
@@ -136,7 +135,6 @@ const AdminDashboard = () => {
           </div>
         </div>
       </header>
-      {}
       <main className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-8">
         {}
         {}