Ajout des likes/dislikes dans les messages privés

templates/mp/topic/index.html

@@ -68,6 +68,10 @@
                 {% endcaptureas %}
             {% endif %}
 
+            {% captureas karma_link %}
+                {% url "api:mp:mp-reaction-karma" topic.pk message.pk %}
+            {% endcaptureas %}
+
             {% captureas unread_link %}
                 {% url "private-post-unread" %}?message={{ message.pk }}
             {% endcaptureas %}

zds/forum/api/tests.py

@@ -168,6 +168,7 @@ def test_get_post_voters(self):
         self.assertEqual(1, response.data["dislike"]["count"])
 
         # Now we change the settings to keep anonymous the first [dis]like
+        previous_limit = settings.VOTES_ID_LIMIT
         settings.VOTES_ID_LIMIT = anon_limit.pk
         # and we run the same tests
         # on first message we should see 1 like and 1 anonymous
@@ -193,3 +194,5 @@ def test_get_post_voters(self):
         self.assertEqual(1, len(response.data["dislike"]["users"]))
         self.assertEqual(1, response.data["like"]["count"])
         self.assertEqual(1, response.data["dislike"]["count"])
+
+        settings.VOTES_ID_LIMIT = previous_limit

zds/mp/api/serializers.py

@@ -2,13 +2,17 @@
 from django.shortcuts import get_object_or_404
 from dry_rest_permissions.generics import DRYPermissionsField
 from rest_framework import serializers
+from rest_framework.fields import IntegerField
+from rest_framework.serializers import ModelSerializer
+
 from zds.api.serializers import ZdSModelSerializer
 
 from zds.member.api.serializers import UserListSerializer
 from zds.mp.commons import UpdatePrivatePost
 from zds.mp.models import PrivateTopic, PrivatePost
 from zds.mp.validators import ParticipantsUserValidator, TitleValidator, TextValidator
 from zds.mp.utils import send_mp, send_message_mp
+from zds.utils.api.serializers import KarmaSerializer
 
 
 class PrivatePostSerializer(ZdSModelSerializer):
@@ -189,3 +193,30 @@ def update(self, instance, validated_data):
 
     def throw_error(self, key=None, message=None):
         raise serializers.ValidationError(message)
+
+
+class PrivatePostLikesSerializer(ModelSerializer):
+    count = IntegerField(source="like", read_only=True)
+    users = UserListSerializer(source="get_likers", many=True, read_only=True)
+
+    class Meta:
+        model = PrivatePost
+        fields = ("count", "users")
+
+
+class PrivatePostDislikesSerializer(ModelSerializer):
+    count = IntegerField(source="dislike", read_only=True)
+    users = UserListSerializer(source="get_dislikers", many=True, read_only=True)
+
+    class Meta:
+        model = PrivatePost
+        fields = ("count", "users")
+
+
+class PrivatePostKarmaSerializer(KarmaSerializer):
+    like = PrivatePostLikesSerializer(source="*", read_only=True)
+    dislike = PrivatePostDislikesSerializer(source="*", read_only=True)
+
+    class Meta:
+        model = PrivatePost
+        fields = ("like", "dislike", "user", "vote")

zds/mp/api/tests.py

@@ -13,7 +13,7 @@
 from zds.member.api.tests import create_oauth2_client, authenticate_client
 from zds.member.tests.factories import ProfileFactory, UserFactory
 from zds.mp.tests.factories import PrivateTopicFactory, PrivatePostFactory
-from zds.mp.models import PrivateTopic
+from zds.mp.models import PrivateTopic, PrivatePostVote
 
 
 class PrivateTopicListAPITest(APITestCase):
@@ -1150,3 +1150,158 @@ def test_has_not_update_permission_for_authenticated_users_and_but_not_author_fo
         response = self.client.get(reverse("api:mp:message-detail", args=[self.private_topic.id, self.private_post.id]))
         self.assertEqual(response.status_code, status.HTTP_200_OK)
         self.assertFalse(response.data.get("permissions").get("update"))
+
+
+class PrivateTopicKarmaAPITest(APITestCase):
+    def setUp(self):
+        self.profile = ProfileFactory()
+        self.private_topic = PrivateTopicFactory(author=self.profile.user)
+        self.private_post = PrivatePostFactory(
+            author=self.profile.user, privatetopic=self.private_topic, position_in_topic=1
+        )
+        self.client = APIClient()
+        client_oauth2 = create_oauth2_client(self.profile.user)
+        authenticate_client(self.client, client_oauth2, self.profile.user.username, "hostel77")
+
+        caches[extensions_api_settings.DEFAULT_USE_CACHE].clear()
+
+    def test_karma_of_private_post_not_in_participants(self):
+        """
+        Gets an error 404 when the member doesn't have permission to display karma about the private post.
+        """
+        another_profile = ProfileFactory()
+        another_private_topic = PrivateTopicFactory(author=another_profile.user)
+        another_private_post = PrivatePostFactory(
+            author=self.profile.user, privatetopic=another_private_topic, position_in_topic=1
+        )
+
+        response = self.client.get(
+            reverse("api:mp:mp-reaction-karma", args=[another_private_topic.id, another_private_post.id])
+        )
+        self.assertEqual(response.status_code, status.HTTP_403_FORBIDDEN)
+
+    def test_like_on_private_post(self):
+        """
+        Add thumbs up to private post
+        """
+        another_profile = ProfileFactory()
+        another_private_topic = PrivateTopicFactory(author=another_profile.user)
+        another_private_post = PrivatePostFactory(
+            author=another_profile.user, privatetopic=another_private_topic, position_in_topic=1
+        )
+        another_private_topic.participants.add(self.profile.user)
+
+        response = self.client.put(
+            reverse("api:mp:mp-reaction-karma", args=[another_private_topic.id, another_private_post.id]),
+            {"vote": "like"},
+        )
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertTrue(
+            PrivatePostVote.objects.filter(
+                user=self.profile.user, private_post=another_private_post, positive=True
+            ).exists()
+        )
+
+    def test_dislike_on_private_post(self):
+        """
+        Add thumbs down to private post
+        """
+        another_profile = ProfileFactory()
+        another_private_topic = PrivateTopicFactory(author=another_profile.user)
+        another_private_post = PrivatePostFactory(
+            author=another_profile.user, privatetopic=another_private_topic, position_in_topic=1
+        )
+        another_private_topic.participants.add(self.profile.user)
+
+        response = self.client.put(
+            reverse("api:mp:mp-reaction-karma", args=[another_private_topic.id, another_private_post.id]),
+            {"vote": "dislike"},
+        )
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertTrue(
+            PrivatePostVote.objects.filter(
+                user=self.profile.user, private_post=another_private_post, positive=False
+            ).exists()
+        )
+
+    def test_like_then_cancel_on_private_post(self):
+        """
+        Add thumbs up to private post then cancels it
+        """
+        another_profile = ProfileFactory()
+        another_private_topic = PrivateTopicFactory(author=another_profile.user)
+        another_private_post = PrivatePostFactory(
+            author=another_profile.user, privatetopic=another_private_topic, position_in_topic=1
+        )
+        another_private_topic.participants.add(self.profile.user)
+
+        response = self.client.put(
+            reverse("api:mp:mp-reaction-karma", args=[another_private_topic.id, another_private_post.id]),
+            {"vote": "like"},
+        )
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        response = self.client.put(
+            reverse("api:mp:mp-reaction-karma", args=[another_private_topic.id, another_private_post.id]),
+            {"vote": "neutral"},
+        )
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertFalse(
+            PrivatePostVote.objects.filter(
+                user=self.profile.user, private_post=another_private_post, positive=True
+            ).exists()
+        )
+
+    def test_get_private_post_voters(self):
+        """
+        Verify that likes and dislikes voters can be retrieved
+        """
+        another_profile1 = ProfileFactory()
+        another_profile2 = ProfileFactory()
+        another_private_topic = PrivateTopicFactory(author=another_profile1.user)
+        another_private_topic.participants.add(self.profile.user)
+        another_private_topic.participants.add(another_profile2.user)
+
+        upvoted_post = PrivatePostFactory(
+            author=another_profile1.user, privatetopic=another_private_topic, position_in_topic=1, like=2
+        )
+        PrivatePostVote.objects.create(user=self.profile.user, private_post=upvoted_post, positive=True)
+        PrivatePostVote.objects.create(user=another_profile2.user, private_post=upvoted_post, positive=True)
+
+        downvoted_post = PrivatePostFactory(
+            author=another_profile1.user, privatetopic=another_private_topic, position_in_topic=2, dislike=2
+        )
+        PrivatePostVote.objects.create(user=self.profile.user, private_post=downvoted_post, positive=False)
+        PrivatePostVote.objects.create(user=another_profile2.user, private_post=downvoted_post, positive=False)
+
+        neutral_post = PrivatePostFactory(
+            author=another_profile1.user, privatetopic=another_private_topic, position_in_topic=3, like=1, dislike=1
+        )
+        PrivatePostVote.objects.create(user=self.profile.user, private_post=neutral_post, positive=True)
+        PrivatePostVote.objects.create(user=another_profile2.user, private_post=neutral_post, positive=False)
+
+        response = self.client.get(
+            reverse("api:mp:mp-reaction-karma", args=[another_private_topic.id, upvoted_post.id])
+        )
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertEqual(2, len(response.data["like"]["users"]))
+        self.assertEqual(0, len(response.data["dislike"]["users"]))
+        self.assertEqual(2, response.data["like"]["count"])
+        self.assertEqual(0, response.data["dislike"]["count"])
+
+        response = self.client.get(
+            reverse("api:mp:mp-reaction-karma", args=[another_private_topic.id, downvoted_post.id])
+        )
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertEqual(0, len(response.data["like"]["users"]))
+        self.assertEqual(2, len(response.data["dislike"]["users"]))
+        self.assertEqual(0, response.data["like"]["count"])
+        self.assertEqual(2, response.data["dislike"]["count"])
+
+        response = self.client.get(
+            reverse("api:mp:mp-reaction-karma", args=[another_private_topic.id, neutral_post.id])
+        )
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertEqual(1, len(response.data["like"]["users"]))
+        self.assertEqual(1, len(response.data["dislike"]["users"]))
+        self.assertEqual(1, response.data["like"]["count"])
+        self.assertEqual(1, response.data["dislike"]["count"])

zds/mp/api/urls.py

@@ -1,11 +1,12 @@
-from django.urls import re_path
+from django.urls import re_path, path
 
 from zds.mp.api.views import (
     PrivateTopicListAPI,
     PrivateTopicDetailAPI,
     PrivatePostListAPI,
     PrivatePostDetailAPI,
     PrivateTopicReadAPI,
+    PrivatePostReactionKarmaView,
 )
 
 urlpatterns = [
@@ -15,5 +16,10 @@
     re_path(
         r"^(?P<pk_ptopic>[0-9]+)/messages/(?P<pk>[0-9]+)/?$", PrivatePostDetailAPI.as_view(), name="message-detail"
     ),
+    re_path(
+        r"^(?P<pk_ptopic>[0-9]+)/messages/(?P<pk>[0-9]+)/karma/$",
+        PrivatePostReactionKarmaView.as_view(),
+        name="mp-reaction-karma",
+    ),
     re_path(r"^unread/$", PrivateTopicReadAPI.as_view(), name="list-unread"),
 ]

zds/mp/api/views.py

@@ -14,7 +14,7 @@
     RetrieveUpdateAPIView,
     ListAPIView,
 )
-from rest_framework.permissions import IsAuthenticated
+from rest_framework.permissions import IsAuthenticated, IsAuthenticatedOrReadOnly
 from rest_framework.response import Response
 from rest_framework_extensions.cache.decorators import cache_response
 from rest_framework_extensions.etag.decorators import etag
@@ -36,6 +36,7 @@
     PrivateTopicCreateSerializer,
     PrivatePostSerializer,
     PrivatePostActionSerializer,
+    PrivatePostKarmaSerializer,
 )
 from zds.mp.commons import LeavePrivateTopic
 from zds.mp.models import PrivateTopic, PrivatePost, mark_read
@@ -579,3 +580,9 @@ def get_queryset(self):
             subscription__content_type=ContentType.objects.get_for_model(PrivateTopic)
         )
         return [notification.content_object.privatetopic for notification in notifications]
+
+
+class PrivatePostReactionKarmaView(RetrieveUpdateDestroyAPIView):
+    queryset = PrivatePost.objects.all()
+    serializer_class = PrivatePostKarmaSerializer
+    permission_classes = (IsAuthenticated, IsParticipantFromPrivatePost, DRYPermissions)

zds/mp/migrations/0007_add_votes_to_private_post.py

@@ -0,0 +1,40 @@
+# Generated by Django 3.2.12 on 2022-05-22 21:02
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ("mp", "0006_auto_20190114_1301"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="privatepost",
+            name="dislike",
+            field=models.IntegerField(default=0, verbose_name="Dislikes"),
+        ),
+        migrations.AddField(
+            model_name="privatepost",
+            name="like",
+            field=models.IntegerField(default=0, verbose_name="Likes"),
+        ),
+        migrations.CreateModel(
+            name="PrivatePostVote",
+            fields=[
+                ("id", models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name="ID")),
+                ("positive", models.BooleanField(default=True, verbose_name="Est un vote positif")),
+                ("private_post", models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to="mp.privatepost")),
+                ("user", models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
+            ],
+            options={
+                "verbose_name": "Vote",
+                "verbose_name_plural": "Votes",
+                "unique_together": {("user", "private_post")},
+            },
+        ),
+    ]