feat: Add form to add images to adoption notices and animals

src/fellchensammlung/forms.py

@@ -72,11 +72,20 @@ class AnimalForm(forms.ModelForm):
 
 class ImageForm(forms.ModelForm):
     def __init__(self, *args, **kwargs):
+        if 'in_flow' in kwargs:
+            in_flow = kwargs.pop('in_flow')
+        else:
+            in_flow = False
         super().__init__(*args, **kwargs)
         self.helper = FormHelper()
         self.helper.form_id = 'form-animal-photo'
         self.helper.form_class = 'card'
         self.helper.form_method = 'post'
+        if in_flow:
+            self.helper.add_input(Submit('save-and-add-another', _('Speichern und weiteres Foto hinzufügen')))
+            self.helper.add_input(Submit('submit', _('Speichern')))
+        else:
+            self.helper.add_input(Submit('submit', _('Submit')))
 
     class Meta:
         model = Image

src/fellchensammlung/templates/fellchensammlung/forms/form-image.html

@@ -0,0 +1,17 @@
+{% extends "fellchensammlung/base_generic.html" %}
+
+{% load i18n %}
+{% load crispy_forms_tags %}
+
+{% block content %}
+    <p>
+        {% blocktranslate %}
+            Lade hier ein Foto hoch - wähle den Titel wie du willst und mach bitte eine Bildbeschreibung,
+            damit die Fotos auch für blinde und sehbehinderte Personen zugänglich sind.
+        {% endblocktranslate %}
+        <p><a class="btn" href="https://www.dbsv.org/bildbeschreibung-4-regeln.html">{% translate 'Anleitung für Bildbeschreibungen' %}</a></p>
+    </p>
+    <div class="container-form">
+        {% crispy form %}
+    </div>
+{% endblock %}

src/fellchensammlung/templates/fellchensammlung/forms/form_add_adoption.html

@@ -9,7 +9,7 @@
             Bitte mach dich zunächst mit unseren Regeln vertraut. Dann trage hier die ersten Informationen ein.
             Du bekommst in einem weiteren Schritt die Möglichkeit einzelne Tiere zu deiner Vermittlung hinzuzufügen und
             Fotos hochzuladen.
-            </p>
         {% endblocktranslate %}
+    </p>
     {% crispy form %}
 {% endblock %}

src/fellchensammlung/urls.py

@@ -13,10 +13,14 @@ urlpatterns = [
     path("tier/<int:animal_id>/", views.animal_detail, name="animal-detail"),
     # ex: /animal/5/edit
     path("tier/<int:animal_id>/edit", views.animal_edit, name="animal-edit"),
+    # ex: /animal/5/add-photo
+    path("tier/<int:animal_id>/add-photo", views.add_photo_to_animal, name="animal-add-photo"),
     # ex: /adoption_notice/7/
     path("vermittlung/<int:adoption_notice_id>/", views.adoption_notice_detail, name="adoption-notice-detail"),
     # ex: /adoption_notice/7/edit
     path("vermittlung/<int:adoption_notice_id>/edit", views.adoption_notice_edit, name="adoption-notice-edit"),
+    # ex: /vermittlung/5/add-photo
+    path("vermittlung/<int:adoption_notice_id>/add-photo", views.add_photo_to_adoption_notice, name="adoption-notice-add-photo"),
     # ex: /adoption_notice/2/add-animal
     path("vermittlung/<int:adoption_notice_id>/add-animal", views.adoption_notice_add_animal, name="adoption-notice-add-animal"),
 

src/fellchensammlung/views.py

@@ -125,6 +125,44 @@ def adoption_notice_add_animal(request, adoption_notice_id):
     return render(request, 'fellchensammlung/forms/form_add_animal_to_adoption.html', {'form': form})
 
 
+@login_required
+def add_photo_to_animal(request, animal_id):
+    animal = Animal.objects.get(id=animal_id)
+    if request.method == 'POST':
+        form = ImageForm(request.POST, request.FILES)
+
+        if form.is_valid():
+            instance = form.save()
+            animal.photos.add(instance)
+            if "save-and-add-another" in request.POST:
+                form = ImageForm(in_flow=True)
+                return render(request, 'fellchensammlung/forms/form-image.html', {'form': form})
+            else:
+                return redirect(reverse("animal-detail", args=[animal_id]))
+    else:
+        form = ImageForm(in_flow=True)
+        return render(request, 'fellchensammlung/forms/form-image.html', {'form': form})
+
+
+@login_required
+def add_photo_to_adoption_notice(request, adoption_notice_id):
+    adoption_notice = AdoptionNotice.objects.get(id=adoption_notice_id)
+    if request.method == 'POST':
+        form = ImageForm(request.POST, request.FILES)
+
+        if form.is_valid():
+            instance = form.save()
+            adoption_notice.photos.add(instance)
+            if "save-and-add-another" in request.POST:
+                form = ImageForm(in_flow=True)
+                return render(request, 'fellchensammlung/forms/form-image.html', {'form': form})
+            else:
+                return redirect(reverse("adoption-notice-detail", args=[adoption_notice_id]))
+    else:
+        form = ImageForm(in_flow=True)
+        return render(request, 'fellchensammlung/forms/form-image.html', {'form': form})
+
+
 @login_required
 def animal_edit(request, animal_id):
     """