# Detail View

* refactors detail view methods into classes
* introduces AbstractDetailView

ema/views/detail.py

@@ -0,0 +1,76 @@
+"""
+Author: Michel Peltriaux
+Created on: 14.12.25
+
+"""
+from django.contrib import messages
+from django.http import HttpResponse, HttpRequest
+from django.shortcuts import get_object_or_404, render
+
+from ema.models import Ema
+from konova.contexts import BaseContext
+from konova.forms import SimpleGeomForm
+from konova.settings import DEFAULT_GROUP, ZB_GROUP, ETS_GROUP
+from konova.sub_settings.context_settings import TAB_TITLE_IDENTIFIER
+from konova.utils.message_templates import DO_NOT_FORGET_TO_SHARE
+from konova.views.detail import AbstractDetailView
+
+
+class DetailEmaView(AbstractDetailView):
+    _TEMPLATE = "ema/detail/view.html"
+
+    def get(self, request: HttpRequest, id: str, *args, **kwargs) -> HttpResponse:
+        """ Renders the detail view of an EMA
+
+        Args:
+            request (HttpRequest): The incoming request
+            id (str): The EMA id
+
+        Returns:
+
+        """
+        ema = get_object_or_404(Ema, id=id, deleted=None)
+
+        geom_form = SimpleGeomForm(instance=ema)
+        parcels = ema.get_underlying_parcels()
+        _user = request.user
+        is_entry_shared = ema.is_shared_with(_user)
+
+        # Order states according to surface
+        before_states = ema.before_states.all().order_by("-surface")
+        after_states = ema.after_states.all().order_by("-surface")
+
+        # Precalculate logical errors between before- and after-states
+        # Sum() returns None in case of no states, so we catch that and replace it with 0 for easier handling
+        sum_before_states = ema.get_surface_before_states()
+        sum_after_states = ema.get_surface_after_states()
+        diff_states = abs(sum_before_states - sum_after_states)
+
+        ema.set_status_messages(request)
+
+        requesting_user_is_only_shared_user = ema.is_only_shared_with(_user)
+        if requesting_user_is_only_shared_user:
+            messages.info(
+                request,
+                DO_NOT_FORGET_TO_SHARE
+            )
+
+        context = {
+            "obj": ema,
+            "geom_form": geom_form,
+            "parcels": parcels,
+            "is_entry_shared": is_entry_shared,
+            "before_states": before_states,
+            "after_states": after_states,
+            "sum_before_states": sum_before_states,
+            "sum_after_states": sum_after_states,
+            "diff_states": diff_states,
+            "is_default_member": _user.in_group(DEFAULT_GROUP),
+            "is_zb_member": _user.in_group(ZB_GROUP),
+            "is_ets_member": _user.in_group(ETS_GROUP),
+            "LANIS_LINK": ema.get_LANIS_link(),
+            TAB_TITLE_IDENTIFIER: f"{ema.identifier} - {ema.title}",
+            "has_finished_deadlines": ema.get_finished_deadlines().exists(),
+        }
+        context = BaseContext(request, context).context
+        return render(request, self._TEMPLATE, context)

ema/views/ema.py

@@ -129,66 +129,6 @@ def new_id_view(request: HttpRequest):
     )
 
 
-@login_required
-@uuid_required
-def detail_view(request: HttpRequest, id: str):
-    """ Renders the detail view of an EMA
-
-    Args:
-        request (HttpRequest): The incoming request
-        id (str): The EMA id
-
-    Returns:
-
-    """
-    template = "ema/detail/view.html"
-    ema = get_object_or_404(Ema, id=id, deleted=None)
-
-    geom_form = SimpleGeomForm(instance=ema)
-    parcels = ema.get_underlying_parcels()
-    _user = request.user
-    is_entry_shared = ema.is_shared_with(_user)
-
-    # Order states according to surface
-    before_states = ema.before_states.all().order_by("-surface")
-    after_states = ema.after_states.all().order_by("-surface")
-
-    # Precalculate logical errors between before- and after-states
-    # Sum() returns None in case of no states, so we catch that and replace it with 0 for easier handling
-    sum_before_states = ema.get_surface_before_states()
-    sum_after_states = ema.get_surface_after_states()
-    diff_states = abs(sum_before_states - sum_after_states)
-
-    ema.set_status_messages(request)
-
-    requesting_user_is_only_shared_user = ema.is_only_shared_with(_user)
-    if requesting_user_is_only_shared_user:
-        messages.info(
-            request,
-            DO_NOT_FORGET_TO_SHARE
-        )
-
-    context = {
-        "obj": ema,
-        "geom_form": geom_form,
-        "parcels": parcels,
-        "is_entry_shared": is_entry_shared,
-        "before_states": before_states,
-        "after_states": after_states,
-        "sum_before_states": sum_before_states,
-        "sum_after_states": sum_after_states,
-        "diff_states": diff_states,
-        "is_default_member": _user.in_group(DEFAULT_GROUP),
-        "is_zb_member": _user.in_group(ZB_GROUP),
-        "is_ets_member": _user.in_group(ETS_GROUP),
-        "LANIS_LINK": ema.get_LANIS_link(),
-        TAB_TITLE_IDENTIFIER: f"{ema.identifier} - {ema.title}",
-        "has_finished_deadlines": ema.get_finished_deadlines().exists(),
-    }
-    context = BaseContext(request, context).context
-    return render(request, template, context)
-
-
 @login_required
 @conservation_office_group_required
 @shared_access_required(Ema, "id")