🎉 Refactored backend structure: Removed unused files including app_cleaned.py, admin_api.py, admin.py, user.py, and others. Updated settings.local.json to include additional Bash commands. Enhanced admin templates for better navigation and functionality. Improved logging and error handling across various modules.

backend/models.py

@@ -344,6 +344,17 @@ class User(UserMixin, Base):
     phone = Column(String(50), nullable=True)       # Telefonnummer
     bio = Column(Text, nullable=True)               # Kurze Beschreibung/Bio
     
+    # Benutzereinstellungen
+    theme_preference = Column(String(20), default="auto")  # auto, light, dark
+    language_preference = Column(String(10), default="de")  # de, en, etc.
+    email_notifications = Column(Boolean, default=True)
+    browser_notifications = Column(Boolean, default=True)
+    dashboard_layout = Column(String(20), default="default")  # default, compact, detailed
+    compact_mode = Column(Boolean, default=False)
+    show_completed_jobs = Column(Boolean, default=True)
+    auto_refresh_interval = Column(Integer, default=30)  # Sekunden
+    auto_logout_timeout = Column(Integer, default=0)  # Minuten, 0 = deaktiviert
+    
     jobs = relationship("Job", back_populates="user", foreign_keys="Job.user_id", cascade="all, delete-orphan")
     owned_jobs = relationship("Job", foreign_keys="Job.owner_id", overlaps="owner")
     permissions = relationship("UserPermission", back_populates="user", uselist=False, cascade="all, delete-orphan")
@@ -450,9 +461,65 @@ class User(UserMixin, Base):
         Aktualisiert den letzten Login-Zeitstempel.
         """
         self.last_login = datetime.now()
-        # Cache invalidieren
         invalidate_model_cache("User", self.id)
 
+    def has_permission(self, permission_name: str) -> bool:
+        """
+        Überprüft, ob der Benutzer eine bestimmte Berechtigung hat.
+        
+        Args:
+            permission_name: Name der Berechtigung (z.B. 'CONTROL_PRINTER', 'START_JOBS', 'APPROVE_JOBS')
+        
+        Returns:
+            bool: True wenn Berechtigung vorhanden, sonst False
+        """
+        # Administratoren haben alle Berechtigungen
+        if self.is_admin:
+            return True
+        
+        # Inaktive Benutzer haben keine Berechtigungen
+        if not self.is_active:
+            return False
+        
+        # Spezifische Berechtigungen
+        if permission_name == 'ADMIN':
+            return self.is_admin
+        
+        # Überprüfe spezifische Berechtigungen über UserPermission
+        if self.permissions:
+            if permission_name == 'CONTROL_PRINTER':
+                return self.permissions.can_start_jobs and not self.permissions.needs_approval
+            elif permission_name == 'START_JOBS':
+                return self.permissions.can_start_jobs
+            elif permission_name == 'APPROVE_JOBS':
+                return self.permissions.can_approve_jobs
+            elif permission_name == 'NEEDS_APPROVAL':
+                return self.permissions.needs_approval
+        
+        # Fallback für unbekannte Berechtigungen - nur Administratoren erlaubt
+        return False
+
+    def get_permission_level(self) -> str:
+        """
+        Gibt das Berechtigungslevel des Benutzers zurück.
+        
+        Returns:
+            str: 'admin', 'advanced', 'standard', 'restricted'
+        """
+        if self.is_admin:
+            return 'admin'
+        
+        if not self.is_active:
+            return 'restricted'
+        
+        if self.permissions:
+            if self.permissions.can_approve_jobs:
+                return 'advanced'
+            elif self.permissions.can_start_jobs and not self.permissions.needs_approval:
+                return 'standard'
+        
+        return 'restricted'
+
 
 class Printer(Base):
     __tablename__ = "printers"