App Datenmanagement: Navigation überarbeitet

datenmanagement/templates/datenmanagement/add_another.html

@@ -0,0 +1,31 @@
+{% extends "navbar.html" %}
+{% load datenmanagement_tags %}
+
+{% block title %}{{ model_verbose_name_plural }} – weiterer Datensatz? | {% endblock %}
+
+{% block content %}
+  {% if messages %}
+    {% for message in messages %}
+      {% if message.tags and message.tags == 'success' %}
+        <div class="alert alert-success" role="alert">
+          <i class="fa-solid fa-circle-check"></i>
+          {{ message|safe }}
+        </div>
+      {% endif %}
+    {% endfor %}
+  {% endif %}
+  <h5>
+    <small>
+      Möchten Sie den soeben erfolgreich angelegten Datensatz <strong><em>{{ object }}</em></strong> nochmal bearbeiten oder ihn als Vorlage für einen weiteren Datensatz zum Datenthema <strong>{{ model_verbose_name_plural }}</strong> verwenden?
+    </small>
+  </h5>
+  <div class="d-grid mt-4 gap-2 d-md-block">
+    <a class="btn btn-success" role="button" href="{{ url_yes }}"><i class="fas fa-clone"></i> ja</a>
+    <a class="btn btn-warning" role="button" href="{{ url_no }}"><i class="fas fa-hand"></i> nein</a>
+  </div>
+  <script>
+    setTimeout(function () {
+      $('.alert-success').alert('close');
+    }, 3000);
+  </script>
+{% endblock %}

datenmanagement/templates/datenmanagement/list.html

@@ -268,12 +268,14 @@ <h4 class="mt-3">
           $('#action-count').text('1 Datensatz ausgewählt');
           $('#action-select option[value="delete-selected"]').text('ausgewählten Datensatz löschen');
           $('#action-delete-modal-title').text('Ausgewählten Datensatz löschen?');
-          $('#action-delete-modal-body p').text('Sie haben 1 Datensatz ausgewählt. Soll dieser wirklich gelöscht werden?');
+          $('#action-delete-modal-body').html('');
+          $('#action-delete-modal-body').append('<p>Sie haben 1 Datensatz ausgewählt. Soll dieser wirklich gelöscht werden?</p>');
         } else if (actionCheckboxes.length > 1) {
           $('#action-count').text(actionCheckboxes.length + ' Datensätze ausgewählt');
           $('#action-select option[value="delete-selected"]').text('ausgewählte Datensätze löschen');
           $('#action-delete-modal-title').text('Ausgewählte Datensätze löschen?');
-          $('#action-delete-modal-body p').text('Sie haben ' + actionCheckboxes.length + ' Datensätze ausgewählt. Sollen diese wirklich gelöscht werden?');
+          $('#action-delete-modal-body').html('');
+          $('#action-delete-modal-body').append('<p>Sie haben ' + actionCheckboxes.length + ' ' + 'Datensätze ausgewählt. Sollen diese wirklich gelöscht werden?</p>');
         }
       });
     </script>

datenmanagement/templates/datenmanagement/modal-action-delete.html

@@ -6,7 +6,6 @@ <h5 id="action-delete-modal-title" class="modal-title"></h5>
       </div>
       <div id="action-delete-modal-body" class="modal-body">
         <div class="text-center">
-          <p></p>
         </div>
       </div>
       <div class="modal-footer">

datenmanagement/urls.py

@@ -6,7 +6,8 @@
 from .views.api import DatenmanagementViewSet
 from .views.functions import assign_object_value, delete_object_immediately
 from .views.views_form import DataAddView, DataChangeView, DataDeleteView
-from .views.views_general import GeometryView, GISFiletoGeoJSON, IndexView, StartView
+from .views.views_general import GeometryView, GISFiletoGeoJSON, IndexView, StartView, \
+  AddAnotherView
 from .views.views_list_map import MapDataCompositionView, MapListView, TableDataCompositionView, \
   TableListView
 
@@ -205,6 +206,17 @@ def permission_required(*perms):
     )
   )
 
+  # page for creating another object of a model, based on the object just created
+  urlpatterns.append(
+    path(
+      model_name + '/add_another',
+      view=permission_required(
+        'datenmanagement.add_' + model_name_lower
+      )(AddAnotherView.as_view(model=model)),
+      name=model_name + '_add_another'
+    )
+  )
+
   # form page for updating an object of a model
   urlpatterns.append(
     path(

datenmanagement/views/functions.py

@@ -252,13 +252,15 @@ def get_model_objects(model, subset_id=None, count_only=False):
 def get_url_back(referer, fallback, lazy=False):
   """
   returns URL used for buttons leading "back" (to somewehere)
+  and/or used in case of successfully submitted forms
 
   :param referer: referer
   :param fallback: fallback
   :param lazy: lazy?
-  :return: URL used for cancel buttons
+  :return: URL used for buttons leading "back" (to somewehere)
+  and/or used in case of successfully submitted forms
   """
-  if referer and '/delete' not in referer:
+  if referer and '/add_another' not in referer and '/delete' not in referer:
     return referer
   return reverse_lazy(fallback) if lazy else reverse(fallback)
 

datenmanagement/views/views_form.py

@@ -117,16 +117,24 @@ def form_valid(self, form):
     :return: HTTP response if passed form is valid
     """
     form.instance.user = self.request.user
-    referer = form.data.get('original_url_back', None)
+    object_just_created = form.instance
+    # return to the page for creating another object of this model,
+    # based on the object just created
     self.success_url = get_url_back(
-      referer if referer else None,
-      'datenmanagement:' + self.model.__name__ + '_start',
+      None,
+      'datenmanagement:' + self.model.__name__ + '_add_another',
       True
     )
+    # store object just created and original referer in session
+    # for usage in next view
+    if hasattr(self.request, 'session'):
+      self.request.session['object_just_created'] = str(object_just_created)
+      self.request.session['object_just_created_pk'] = str(object_just_created.pk)
+      self.request.session['original_url_back'] = form.data.get('original_url_back', None)
     success(
       self.request,
       'Der neue Datensatz <strong><em>%s</em></strong> '
-      'wurde erfolgreich angelegt!' % str(form.instance)
+      'wurde erfolgreich angelegt!' % str(object_just_created)
     )
     response = super().form_valid(form)
     return response
@@ -362,6 +370,7 @@ def form_valid(self, form):
     :return: HTTP response if passed form is valid
     """
     form.instance.user = self.request.user
+    # return to either the original referer or a default page
     referer = form.data.get('original_url_back', None)
     self.success_url = get_url_back(
       referer if referer and '/list' in referer else None,
@@ -461,6 +470,7 @@ def form_valid(self, form, **kwargs):
     :param form: form
     :return: HTTP response if passed form is valid
     """
+    # return to either the original referer or a default page
     referer = form.data.get('original_url_back', None)
     self.success_url = get_url_back(
       referer if referer and '/list' in referer else None,

datenmanagement/views/views_general.py

@@ -220,3 +220,34 @@ def get_context_data(self, **kwargs):
         context['url_model_map'] = reverse('datenmanagement:' + model_name + '_map')
     context['url_back'] = reverse('datenmanagement:index')
     return context
+
+
+class AddAnotherView(TemplateView):
+  """
+  view for page for creating another object of a model, based on the object just created
+
+  :param model: model
+  """
+
+  model = None
+  template_name = 'datenmanagement/add_another.html'
+
+  def __init__(self, model=None):
+    self.model = model
+    super().__init__()
+
+  def get_context_data(self, **kwargs):
+    """
+    returns a dictionary with all context elements for this view
+
+    :param kwargs:
+    :return: dictionary with all context elements for this view
+    """
+    context = super().get_context_data(**kwargs)
+    # add basic model related elements to context
+    context = add_basic_model_context_elements(context, self.model)
+    context['object'] = self.request.session.get('object_just_created', None)
+    pk = self.request.session.get('object_just_created_pk', None)
+    context['url_yes'] = reverse('datenmanagement:' + self.model.__name__ + '_change', args=[pk])
+    context['url_no'] = self.request.session.get('original_url_back', None)
+    return context