#39 Drop fundings

* removes fundings from all models, except the EMA model for migration compatibility (some old data may have fundings data)

ema/forms.py

@@ -5,10 +5,15 @@ Contact: michel.peltriaux@sgdnord.rlp.de
 Created on: 06.10.21
 
 """
+from dal import autocomplete
+from django import forms
 from django.contrib.auth.models import User
 from django.db import transaction
 from django.urls import reverse, reverse_lazy
 from django.utils.translation import gettext_lazy as _
+
+from codelist.models import KonovaCode
+from codelist.settings import CODELIST_COMPENSATION_FUNDING_ID
 from compensation.forms.forms import AbstractCompensationForm, CompensationResponsibleFormMixin
 from ema.models import Ema
 from intervention.models import ResponsibilityData
@@ -23,6 +28,25 @@ class NewEmaForm(AbstractCompensationForm, CompensationResponsibleFormMixin):
     Second holds self.instance.response related fields
 
     """
+
+    fundings = forms.ModelMultipleChoiceField(
+        label=_("Fundings"),
+        label_suffix="",
+        required=False,
+        help_text=_("Select fundings for this compensation"),
+        queryset=KonovaCode.objects.filter(
+            is_archived=False,
+            is_leaf=True,
+            code_lists__in=[CODELIST_COMPENSATION_FUNDING_ID],
+        ),
+        widget=autocomplete.ModelSelect2Multiple(
+            url="codes-compensation-funding-autocomplete",
+            attrs={
+                "data-placeholder": _("Click for selection"),
+            }
+        ),
+    )
+
     field_order = [
         "identifier",
         "title",