add: add two new api

core/apps/finance/serializers/expence_contract.py

@@ -0,0 +1,71 @@
+from django.db import transaction
+
+from rest_framework import serializers
+
+from core.apps.finance.models import ExpenceContract
+
+
+class ExpenceContractSerializer(serializers.ModelSerializer):
+    project_folder = serializers.SerializerMethodField(method_name='get_project_folder')
+    project = serializers.SerializerMethodField(method_name='get_project')
+    expence_type = serializers.SerializerMethodField(method_name='get_expence_type')
+    counterparty = serializers.SerializerMethodField(method_name='get_counterparty')
+    user = serializers.SerializerMethodField(method_name='get_user')
+
+    class Meta:
+        model = ExpenceContract
+        fields = [
+            'id', 'project_folder', 'project', 'expence_type', 'counterparty', 'price', 
+            'currency', 'date', 'comment', 'user'
+        ]
+        extra_kwargs = {
+            'id': {'read_only': True},
+            'user': {'read_only': True},
+        }
+    
+    def get_user(self, obj):
+        return {
+            'id': obj.user.id,
+            'full_name': obj.user.full_name
+        }
+
+    def get_counterparty(self, obj):
+        return {
+            'id': obj.counterparty.id,
+            'name': obj.counterparty.name,
+        } if obj.counterparty else None
+    
+    def get_expence_type(self, obj):
+        return {
+            'id': obj.expence_type.id,
+            'name': obj.expence_type.name
+        } if obj.expence_type else None
+    
+    def get_project(self, obj):
+        return {
+            'id': obj.project.id,
+            'name': obj.project.name
+        } if obj.project else None
+
+    def get_project_folder(self, obj):
+        return {
+            'id': obj.project_folder.id,
+            'name': obj.project_folder.name
+        }
+
+
+    def create(self, validated_data):
+        with transaction.atomic():
+            expence_contract = ExpenceContract.objects.create(
+                project_folder=validated_data.get('project_folder'),
+                project=validated_data.get('project'),
+                expence_type=validated_data.get('expence_type'),
+                counterparty=validated_data.get('counterparty'),
+                price=validated_data.get('price'),
+                currency=validated_data.get('currency'),
+                date=validated_data.get('date'),
+                comment=validated_data.get('comment'),
+                user=self.context.get('user'),
+            )
+            return expence_contract
+

core/apps/finance/urls.py

@@ -8,6 +8,7 @@ from core.apps.finance.views import income as income_views
 from core.apps.finance.views import expence_type as ex_views
 from core.apps.finance.views import expence as expence_views
 from core.apps.finance.views import income_contract as ic_views
+from core.apps.finance.views import expence_contract as ec_views
 
 
 urlpatterns = [
@@ -72,4 +73,10 @@ urlpatterns = [
             path('create/', ic_views.IncomeContractCreateApiView.as_view()),
         ]
     )),
+    path('expence_contract/', include(
+        [
+            path('list/', ec_views.ExpenceContractListApiView.as_view()),
+            path('create/', ec_views.ExpenceContractCreateApiView.as_view()),
+        ]
+    ))
 ]

core/apps/finance/views/expence_contract.py

@@ -0,0 +1,46 @@
+from rest_framework import generics, views 
+from rest_framework.response import Response
+
+from core.apps.finance.models import ExpenceContract
+from core.apps.finance.serializers.expence_contract import ExpenceContractSerializer
+from core.apps.accounts.permissions.permissions import HasRolePermission
+
+
+class ExpenceContractCreateApiView(generics.GenericAPIView):
+    serializer_class = ExpenceContractSerializer
+    queryset = ExpenceContract.objects.all()
+    permission_classes = [HasRolePermission]
+
+    def post(self, request):
+        serializer = self.serializer_class(data=request.data, context={'user': request.user})
+        if serializer.is_valid(raise_exception=True):
+            serializer.save()
+            return Response(
+                {
+                    'success': True, 
+                    'message': 'Expence Contract created successfully'
+                },
+                status=201
+            )
+        return Response(
+            {
+                'success': False,
+                'message': 'Expence Contract create failed',
+                'error': serializer.errors,
+            },
+            status=400
+        )
+
+
+class ExpenceContractListApiView(generics.GenericAPIView):
+    serializer_class = ExpenceContractSerializer
+    queryset = ExpenceContract.objects.select_related(
+        'project_folder', 'project', 'user', 'expence_type', 'counterparty'
+    )
+    permission_classes = [HasRolePermission]
+
+    def get(self, request):
+        page = self.paginate_queryset(self.queryset)
+        if page is not None:
+            serializer = self.serializer_class(page, many=True)
+            return self.get_paginated_response(serializer.data)

core/apps/finance/views/income_contract.py

@@ -14,7 +14,7 @@ class IncomeContractCreateApiView(generics.GenericAPIView):
     permission_classes = [HasRolePermission]
 
     def post(self, request):
-        serializer = self.serializer_class(data=request.data)
+        serializer = self.serializer_class(data=request.data, context={'user': request.user})
         if serializer.is_valid(raise_exception=True):
             serializer.save()
             return Response(