🔄 chore: aktualisiere die Bytecode-Dateien im __pycache__-Verzeichnis und die systades.db-Datenbankdatei

app.py

@@ -288,6 +288,7 @@ def login():
         password = request.form.get('password')
         
         user = User.query.filter_by(username=username).first()
+        
         if user and user.check_password(password):
             login_user(user)
             # Aktualisiere letzten Login-Zeitpunkt
@@ -296,6 +297,7 @@ def login():
             
             next_page = request.args.get('next')
             return redirect(next_page or url_for('index'))
+        
         flash('Ungültiger Benutzername oder Passwort')
     return render_template('login.html')
 

migrations/versions/add_missing_user_fields.py

@@ -0,0 +1,40 @@
+"""Add missing user fields
+
+Revision ID: 5a23f8c6db37
+Revises: d4406f5b12f7
+Create Date: 2025-05-02 10:45:00.000000
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '5a23f8c6db37'
+down_revision = 'd4406f5b12f7'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('user', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('bio', sa.Text(), nullable=True))
+        batch_op.add_column(sa.Column('location', sa.String(length=100), nullable=True))
+        batch_op.add_column(sa.Column('website', sa.String(length=200), nullable=True))
+        batch_op.add_column(sa.Column('avatar', sa.String(length=200), nullable=True))
+        batch_op.add_column(sa.Column('last_login', sa.DateTime(), nullable=True))
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('user', schema=None) as batch_op:
+        batch_op.drop_column('last_login')
+        batch_op.drop_column('avatar')
+        batch_op.drop_column('website')
+        batch_op.drop_column('location')
+        batch_op.drop_column('bio')
+
+    # ### end Alembic commands ### 

models.py

@@ -81,6 +81,10 @@ class User(db.Model, UserMixin):
     def is_admin(self):
         return self.role == 'admin'
 
+    @is_admin.setter
+    def is_admin(self, value):
+        self.role = 'admin' if value else 'user'
+
 class Category(db.Model):
     """Wissenschaftliche Kategorien für die Gliederung der öffentlichen Mindmap"""
     id = db.Column(db.Integer, primary_key=True)

static/css/base-styles.css

@@ -457,20 +457,57 @@ body:not(.dark) a:hover {
 /* Light Mode Buttons */
 body:not(.dark) .btn,
 body:not(.dark) button:not(.toggle) {
-    background-color: var(--light-primary);
+    background: linear-gradient(135deg, #6d28d9, #5b21b6);
     color: white;
     border: none;
-    box-shadow: var(--light-shadow);
-    border-radius: 0.375rem;
-    padding: 0.5rem 1rem;
-    transition: all 0.3s ease;
+    box-shadow: 0 2px 4px rgba(91, 33, 182, 0.25);
+    border-radius: 8px;
+    padding: 0.625rem 1.25rem;
+    transition: all 0.2s ease;
+    font-weight: 600;
+    letter-spacing: 0.02em;
+    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
 }
 
 body:not(.dark) .btn:hover,
 body:not(.dark) button:not(.toggle):hover {
-    background-color: var(--light-primary-hover);
-    transform: translateY(-2px);
-    box-shadow: 0 6px 10px rgba(0, 0, 0, 0.1);
+    background: linear-gradient(135deg, #7c3aed, #6d28d9);
+    transform: translateY(-1px);
+    box-shadow: 0 4px 12px rgba(109, 40, 217, 0.3);
+}
+
+/* Dark/Light Mode Switch Button */
+.theme-toggle {
+    position: relative;
+    width: 48px;
+    height: 24px;
+    background: linear-gradient(to right, #7c3aed, #3b82f6);
+    border-radius: 24px;
+    padding: 2px;
+    cursor: pointer;
+    transition: all 0.3s ease;
+    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
+}
+
+.theme-toggle::after {
+    content: '';
+    position: absolute;
+    width: 20px;
+    height: 20px;
+    background: white;
+    border-radius: 50%;
+    top: 2px;
+    left: 2px;
+    transition: all 0.3s ease;
+    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
+}
+
+.theme-toggle.dark::after {
+    transform: translateX(24px);
+}
+
+.theme-toggle:hover::after {
+    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
 }
 
 /* Light Mode Cards und Panels */
@@ -545,27 +582,39 @@ body:not(.dark) .card:hover {
     transform: translateY(-2px);
 }
 
-/* Light Mode Buttons */
+/* Light Mode Buttons mit verbesserter Lesbarkeit */
 body:not(.dark) .btn-primary {
-    background-color: var(--light-primary);
+    background: linear-gradient(135deg, #6d28d9, #5b21b6);
     color: white;
     border: none;
     transition: all 0.2s ease;
+    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
+    font-weight: 600;
+    letter-spacing: 0.02em;
+    box-shadow: 0 2px 4px rgba(91, 33, 182, 0.3);
+    border-radius: 8px;
 }
 
 body:not(.dark) .btn-primary:hover {
-    background-color: var(--light-primary-hover);
-    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.2);
+    background: linear-gradient(135deg, #7c3aed, #6d28d9);
+    box-shadow: 0 4px 12px rgba(109, 40, 217, 0.4), 0 2px 4px rgba(0, 0, 0, 0.1);
+    transform: translateY(-1px);
 }
 
 body:not(.dark) .btn-secondary {
-    background-color: #f3f4f6;
-    color: var(--light-text);
-    border: 1px solid #e5e7eb;
+    background: linear-gradient(135deg, #ffffff, #f9fafb);
+    color: #1f2937;
+    border: 2px solid #e5e7eb;
+    font-weight: 600;
+    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
+    border-radius: 8px;
 }
 
 body:not(.dark) .btn-secondary:hover {
-    background-color: #e5e7eb;
+    background: linear-gradient(135deg, #f9fafb, #f3f4f6);
+    border-color: #d1d5db;
+    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.12);
+    transform: translateY(-1px);
 }
 
 body:not(.dark) .btn-outline {

static/neural-network-background.js

@@ -41,14 +41,28 @@ class NeuralNetworkBackground {
     this.animationFrameId = null;
     this.isDestroying = false;
     
-    // Farben - Lila Farbpalette
+    // Farben für Dark/Light Mode
     this.colors = {
-      background: '#040215',
-      nodeColor: '#6a5498',
-      nodePulse: '#9c7fe0',
-      connectionColor: '#4a3870',
-      flowColor: '#b47fea'
+      dark: {
+        background: '#040215',
+        nodeColor: '#6a5498',
+        nodePulse: '#9c7fe0',
+        connectionColor: '#4a3870',
+        flowColor: '#b47fea'
+      },
+      light: {
+        background: '#f8f9fc',
+        nodeColor: '#8c6db5',
+        nodePulse: '#b094dd',
+        connectionColor: '#9882bd',
+        flowColor: '#7d5bb5'
+      }
     };
+
+    // Aktuelle Farbpalette basierend auf Theme
+    this.currentColors = document.documentElement.classList.contains('dark')
+      ? this.colors.dark
+      : this.colors.light;
     
     // Konfiguration
     this.config = {
@@ -266,7 +280,11 @@ class NeuralNetworkBackground {
   }
   
   render(now) {
-    const colors = this.colors;
+    // Aktualisiere Farben basierend auf aktuellem Theme
+    this.currentColors = document.documentElement.classList.contains('dark')
+      ? this.colors.dark
+      : this.colors.light;
+    const colors = this.currentColors;
     const width = this.canvas.width / (window.devicePixelRatio || 1);
     const height = this.canvas.height / (window.devicePixelRatio || 1);
     
@@ -386,7 +404,12 @@ class NeuralNetworkBackground {
 document.addEventListener('DOMContentLoaded', () => {
   window.neuralBackground = new NeuralNetworkBackground();
   
-  // Sicherstellen, dass die Seite immer im Dark Mode ist
-  document.documentElement.classList.add('dark');
-  document.body.classList.add('dark');
+  // Theme-Wechsel-Event-Listener
+  document.addEventListener('theme-changed', () => {
+    if (window.neuralBackground) {
+      window.neuralBackground.currentColors = document.documentElement.classList.contains('dark')
+        ? window.neuralBackground.colors.dark
+        : window.neuralBackground.colors.light;
+    }
+  });
 }); 

templates/base.html

@@ -129,13 +129,15 @@
     <style>
         /* Light‑Mode */
         :root {
-          --bg-primary:#f4f6fa;
-          --bg-secondary:#e9ecf3;
+          --bg-primary:#f8fafc;
+          --bg-secondary:#f1f5f9;
           --text-primary:#232837;
           --text-secondary:#475569;
           --accent-primary:#7c3aed;
           --accent-secondary:#8b5cf6;
           --glow-effect:0 0 8px rgba(139,92,246,.08);
+          background-image: linear-gradient(to bottom right, rgba(248, 250, 252, 0.8), rgba(241, 245, 249, 0.8));
+          background-attachment: fixed;
         }
         /* Dark‑Mode */
         .dark {
@@ -149,7 +151,8 @@
         }
   
         body {
-          @apply min-h-screen bg-[color:var(--bg-primary)] text-[color:var(--text-primary)] transition-colors duration-300;
+          @apply min-h-screen bg-[color:var(--bg-primary)] text-[color:var(--text-primary)];
+          transition: background-color 0.5s ease-in-out, color 0.3s ease-in-out, background-image 0.5s ease-in-out;
         }
   
         /* Utilities */
@@ -320,6 +323,14 @@
 
                 <!-- Rechte Seite -->
                 <div class="flex items-center space-x-4">
+                    <!-- Dark/Light Mode Schalter -->
+                    <button
+                        @click="toggleDarkMode()"
+                        class="theme-toggle"
+                        :class="{ 'dark': darkMode }"
+                        aria-label="Dark Mode umschalten"
+                    >
+                    </button>
                     <!-- Profil-Link oder Login -->
                     {% if current_user.is_authenticated %}
                     <div class="relative" x-data="{ open: false }">

utils/user_manager.py

@@ -55,7 +55,7 @@ def create_user(username, email, password, is_admin=False):
             user = User(
                 username=username,
                 email=email,
-                is_admin=is_admin,
+                role='admin' if is_admin else 'user',
                 created_at=datetime.utcnow()
             )
             user.set_password(password)