Class based views

* refactors method based views for parcel fetching, home and logout to class based

konova/views/home.py

@@ -5,12 +5,13 @@ Contact: ksp-servicestelle@sgdnord.rlp.de
 Created on: 19.08.22
 
 """
-from django.contrib.auth.decorators import login_required
+from django.contrib.auth.mixins import LoginRequiredMixin
 from django.db.models import Q
 from django.http import HttpRequest
 from django.shortcuts import render
-from django.utils import timezone
+from django.utils.decorators import method_decorator
 from django.utils.translation import gettext_lazy as _
+from django.views import View
 
 from compensation.models import EcoAccount, Compensation
 from intervention.models import Intervention
@@ -20,59 +21,59 @@ from konova.sub_settings.context_settings import TAB_TITLE_IDENTIFIER
 from news.models import ServerMessage
 
 
-@login_required
-@any_group_check
-def home_view(request: HttpRequest):
-    """
-    Renders the landing page
+class HomeView(LoginRequiredMixin, View):
 
-    Args:
-        request (HttpRequest): The used request object
+    @method_decorator(any_group_check)
+    def get(self, request: HttpRequest):
+        """
+        Renders the landing page
 
-    Returns:
-        A redirect
-    """
-    template = "konova/home.html"
-    now = timezone.now()
-    user = request.user
-    user_teams = user.shared_teams
+        Args:
+            request (HttpRequest): The used request object
 
-    # Fetch the four newest active and published ServerMessages
-    msgs = ServerMessage.get_current_news()[:3]
+        Returns:
+            A redirect
+        """
+        template = "konova/home.html"
+        user = request.user
+        user_teams = user.shared_teams
 
-    # First fetch all valid objects (undeleted, only newest versions)
-    interventions = Intervention.objects.filter(
-        deleted=None,
-    )
-    # Then fetch only user related ones
-    user_interventions = interventions.filter(
-        Q(users__in=[user]) | Q(teams__in=user_teams)
-    ).distinct()
+        # Fetch the four newest active and published ServerMessages
+        msgs = ServerMessage.get_current_news()[:3]
 
-    # Repeat for other objects
-    comps = Compensation.objects.filter(
-        deleted=None,
-    )
-    user_comps = comps.filter(
-        Q(intervention__users__in=[user]) | Q(intervention__teams__in=user_teams)
-    ).distinct()
-    eco_accs = EcoAccount.objects.filter(
-        deleted=None,
-    )
-    user_ecco_accs = eco_accs.filter(
-        Q(users__in=[user]) | Q(teams__in=user_teams)
-    ).distinct()
+        # First fetch all valid objects (undeleted, only newest versions)
+        interventions = Intervention.objects.filter(
+            deleted=None,
+        )
+        # Then fetch only user related ones
+        user_interventions = interventions.filter(
+            Q(users__in=[user]) | Q(teams__in=user_teams)
+        ).distinct()
 
-    additional_context = {
-        "msgs": msgs,
-        "total_intervention_count": interventions.count(),
-        "user_intervention_count": user_interventions.count(),
-        "total_compensation_count": comps.count(),
-        "user_compensation_count": user_comps.count(),
-        "total_eco_count": eco_accs.count(),
-        "user_eco_count": user_ecco_accs.count(),
-        TAB_TITLE_IDENTIFIER: _("Home"),
-    }
-    context = BaseContext(request, additional_context).context
-    return render(request, template, context)
+        # Repeat for other objects
+        comps = Compensation.objects.filter(
+            deleted=None,
+        )
+        user_comps = comps.filter(
+            Q(intervention__users__in=[user]) | Q(intervention__teams__in=user_teams)
+        ).distinct()
+        eco_accs = EcoAccount.objects.filter(
+            deleted=None,
+        )
+        user_ecco_accs = eco_accs.filter(
+            Q(users__in=[user]) | Q(teams__in=user_teams)
+        ).distinct()
+
+        additional_context = {
+            "msgs": msgs,
+            "total_intervention_count": interventions.count(),
+            "user_intervention_count": user_interventions.count(),
+            "total_compensation_count": comps.count(),
+            "user_compensation_count": user_comps.count(),
+            "total_eco_count": eco_accs.count(),
+            "user_eco_count": user_ecco_accs.count(),
+            TAB_TITLE_IDENTIFIER: _("Home"),
+        }
+        context = BaseContext(request, additional_context).context
+        return render(request, template, context)