# Index Ema refactoring

* refactors index view for ema

ema/urls.py

@@ -10,7 +10,7 @@ from django.urls import path
 from ema.views.action import NewEmaActionView, EditEmaActionView, RemoveEmaActionView
 from ema.views.deadline import NewEmaDeadlineView, EditEmaDeadlineView, RemoveEmaDeadlineView
 from ema.views.document import NewEmaDocumentView, EditEmaDocumentView, RemoveEmaDocumentView, GetEmaDocumentView
-from ema.views.ema import index_view, new_view, new_id_view, detail_view, edit_view, remove_view
+from ema.views.ema import new_view, new_id_view, detail_view, edit_view, remove_view, EmaIndexView
 from ema.views.log import EmaLogView
 from ema.views.record import EmaRecordView
 from ema.views.report import report_view
@@ -20,7 +20,7 @@ from ema.views.state import NewEmaStateView, EditEmaStateView, RemoveEmaStateVie
 
 app_name = "ema"
 urlpatterns = [
-    path("", index_view, name="index"),
+    path("", EmaIndexView.as_view(), name="index"),
     path("new/", new_view, name="new"),
     path("new/id", new_id_view, name="new-id"),
     path("<id>", detail_view, name="detail"),

ema/views/ema.py

@@ -7,7 +7,7 @@ Created on: 19.08.22
 """
 from django.contrib import messages
 from django.contrib.auth.decorators import login_required
-from django.db.models import Sum
+from django.contrib.auth.mixins import LoginRequiredMixin
 from django.http import HttpRequest, JsonResponse
 from django.shortcuts import get_object_or_404, redirect, render
 from django.urls import reverse
@@ -25,35 +25,20 @@ 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 RECORDED_BLOCKS_EDIT, IDENTIFIER_REPLACED, FORM_INVALID, \
     DO_NOT_FORGET_TO_SHARE, GEOMETRY_SIMPLIFIED, GEOMETRIES_IGNORED_TEMPLATE
+from konova.views.base import BaseIndexView
 
 
-@login_required
-def index_view(request: HttpRequest):
-    """ Renders the index view for EMAs
+class EmaIndexView(LoginRequiredMixin, BaseIndexView):
+    _TAB_TITLE = _("EMAs - Overview")
+    _INDEX_TABLE_CLS = EmaTable
 
-    Args:
-        request (HttpRequest): The incoming request
-
-    Returns:
-
-    """
-    template = "generic_index.html"
-    emas = Ema.objects.filter(
-        deleted=None,
-    ).order_by(
-        "-modified__timestamp"
-    )
-
-    table = EmaTable(
-        request,
-        queryset=emas
-    )
-    context = {
-        "table": table,
-        TAB_TITLE_IDENTIFIER: _("EMAs - Overview"),
-    }
-    context = BaseContext(request, context).context
-    return render(request, template, context)
+    def _get_queryset(self):
+        qs = Ema.objects.filter(
+            deleted=None,
+        ).order_by(
+            "-modified__timestamp"
+        )
+        return qs
 
 
 @login_required