Created route for list of project news

Author: yakser

projects/admin.py

@@ -17,7 +17,7 @@ class ProjectAdmin(admin.ModelAdmin):
 
 
 @admin.register(ProjectNews)
-class ProjectNews(admin.ModelAdmin):
+class ProjectNewsAdmin(admin.ModelAdmin):
     list_display = (
         "id",
         "project",

projects/serializers.py

@@ -1,12 +1,16 @@
+from django.contrib.auth import get_user_model
+from django.contrib.contenttypes.models import ContentType
 from rest_framework import serializers
 
 from core.fields import CustomListField
 from industries.models import Industry
-from projects.models import Project, Achievement, Collaborator
+from projects.models import Project, Achievement, Collaborator, ProjectNews
 from projects.validators import validate_project
 from users.models import LikesOnProject
 from vacancy.serializers import ProjectVacancyListSerializer
 
+User = get_user_model()
+
 
 class AchievementListSerializer(serializers.ModelSerializer):
     class Meta:
@@ -204,3 +208,33 @@ class Meta:
             "projects",
         ]
         ref_name = "Projects"
+
+
+class ProjectNewsListSerializer(serializers.ModelSerializer):
+    likes_count = serializers.SerializerMethodField()
+    project_name = serializers.SerializerMethodField()
+    project_image_address = serializers.SerializerMethodField()
+
+    def get_project_name(self, obj):
+        return obj.project.name
+
+    def get_project_image_address(self, obj):
+        return obj.project.image_address
+
+    def get_likes_count(self, obj):
+        obj_type = ContentType.objects.get_for_model(obj)
+        return User.objects.filter(
+            likes__content_type=obj_type, likes__object_id=obj.id
+        ).count()
+
+    class Meta:
+        model = ProjectNews
+        fields = [
+            "id",
+            "project_name",
+            "project_image_address",
+            "text",
+            "datetime_created",
+            "views_count",
+            "likes_count",
+        ]

projects/urls.py

@@ -11,13 +11,15 @@
     ProjectVacancyResponses,
     ProjectRecommendedUsers,
     SetLikeOnProject,
+    ProjectNewsList,
 )
 
 app_name = "projects"
 
 urlpatterns = [
     path("", ProjectList.as_view()),
     path("<int:pk>/like/", SetLikeOnProject.as_view()),
+    path("<int:pk>/news/", ProjectNewsList.as_view()),
     path("<int:pk>/collaborators/", ProjectCollaborators.as_view()),
     path("<int:pk>/", ProjectDetail.as_view()),
     path("<int:pk>/recommended_users", ProjectRecommendedUsers.as_view()),

projects/views.py

@@ -10,7 +10,7 @@
 from projects.filters import ProjectFilter
 from projects.constants import VERBOSE_STEPS
 from projects.helpers import get_recommended_users, check_related_fields_update
-from projects.models import Project, Achievement
+from projects.models import Project, Achievement, ProjectNews
 from projects.permissions import (
     IsProjectLeaderOrReadOnlyForNonDrafts,
     HasInvolvementInProjectOrReadOnly,
@@ -22,6 +22,7 @@
     ProjectListSerializer,
     AchievementDetailSerializer,
     ProjectCollaboratorSerializer,
+    ProjectNewsListSerializer,
 )
 from users.models import LikesOnProject
 from users.serializers import UserListSerializer
@@ -223,3 +224,13 @@ def get(self, request, pk):
         queryset = self.get_queryset()
         serializer = self.get_serializer(queryset, many=True)
         return Response(serializer.data)
+
+
+class ProjectNewsList(generics.ListCreateAPIView):
+    queryset = ProjectNews.objects.all()
+    serializer_class = ProjectNewsListSerializer
+    permission_classes = [IsProjectLeaderOrReadOnlyForNonDrafts]
+
+    def perform_create(self, serializer):
+        project = Project.objects.get(pk=self.kwargs["pk"])
+        serializer.save(project=project)