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Merge pull request #10 from AmanTahiliani/aman-backend-ranking

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Aman backend ranking
This commit is contained in:
Sahej Panag
2024-04-13 00:59:18 -04:00
committed by GitHub
parent 64c3f001f9 af9340c54f
commit a37a7ba152
9 changed files with 165 additions and 5 deletions
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23
backend/api/migrations/0006_file_points_peeruser_points.py Normal file
View File

@@ -0,0 +1,23 @@
# Generated by Django 4.2.11 on 2024-04-12 20:24
from django.db import migrations, models
class Migration(migrations.Migration):
dependencies = [
("api", "0005_file_created_at"),
]
operations = [
migrations.AddField(
model_name="file",
name="points",
field=models.IntegerField(default=0),
),
migrations.AddField(
model_name="peeruser",
name="points",
field=models.IntegerField(default=0),
),
]

32
backend/api/migrations/0007_remove_file_points_file_downvotes_file_upvotes.py Normal file
View File

@@ -0,0 +1,32 @@
# Generated by Django 4.2.11 on 2024-04-12 21:47
from django.conf import settings
from django.db import migrations, models
class Migration(migrations.Migration):
dependencies = [
("api", "0006_file_points_peeruser_points"),
]
operations = [
migrations.RemoveField(
model_name="file",
name="points",
),
migrations.AddField(
model_name="file",
name="downvotes",
field=models.ManyToManyField(
related_name="downvoted_file", to=settings.AUTH_USER_MODEL
),
),
migrations.AddField(
model_name="file",
name="upvotes",
field=models.ManyToManyField(
related_name="upvoted_file", to=settings.AUTH_USER_MODEL
),
),
]

8
backend/api/models.py
View File

@@ -6,6 +6,7 @@ from django.db import models
class PeerUser(AbstractUser):
ip_address = models.GenericIPAddressField(blank=True, null=True)
last_poll = models.DateTimeField(auto_now_add=True)
points = models.IntegerField(default=0, blank=False)
class Topic(models.Model):
@@ -57,6 +58,13 @@ class File(models.Model):
Course, on_delete=models.SET_NULL, null=True, related_name="files"
)
created_at = models.DateTimeField(auto_now_add=True)
upvotes = models.ManyToManyField(PeerUser, related_name="upvoted_file")
downvotes = models.ManyToManyField(PeerUser, related_name="downvoted_file")
@property
def points(self):
return self.upvotes.count() - self.downvotes.count()
def __str__(self):
return self.filename

2
backend/api/serializers.py
View File

@@ -10,7 +10,7 @@ class LoginSerializer(serializers.Serializer):
class UserSerializer(serializers.ModelSerializer):
class Meta:
model = PeerUser
fields = ["id", "username", "email", "ip_address"]
fields = ["id", "username", "email", "ip_address", "points"]
class TopicSerializer(serializers.ModelSerializer):

12
backend/api/urls.py
View File

@@ -54,7 +54,17 @@ urlpatterns = [
name="course-detail",
),
path("api/files/", views.FileListCreateAPIView.as_view(), name="file-list"),
path(
"api/files/<int:file_id>/upvote/",
views.UpvoteFile.as_view(),
name="upvote-file",
),
path(
"api/files/<int:file_id>/downvote/",
views.DownvoteFile.as_view(),
name="downvote-file",
),
path("api/files/<int:pk>/", views.FileDetailAPIView.as_view(), name="file-detail"),
path("api/files/filter/", views.FileFilterView.as_view(), name="file-filter-view"),
path("api/register/", views.RegisterFile.as_view(), name="file-register"),
path("api/files/filter/", views.FileFilterView.as_view(), name="file-filter-view"),
]

3
backend/api/user_login.py
View File

@@ -7,6 +7,7 @@ from rest_framework.views import APIView
from rest_framework.authentication import TokenAuthentication
from rest_framework.permissions import IsAuthenticated
from api.utils.get_client_ip import get_client_ip
from django.utils import timezone
class LoginView(APIView):
@@ -18,6 +19,7 @@ class LoginView(APIView):
user = authenticate(username=username, password=password)
if user:
token, _ = Token.objects.get_or_create(user=user)
user.last_poll = timezone.now()
response = Response({"token": token.key}, status=status.HTTP_200_OK)
response.set_cookie("token", token.key)
return response
@@ -66,6 +68,7 @@ class PollOnlineView(APIView):
user = request.user
ip_address = get_client_ip(request)
user.ip_address = ip_address
user.last_poll = timezone.now()
user.save()
return Response(
{

4
backend/api/utils/get_client_ip.py
View File

@@ -1,3 +1,6 @@
from django.utils import timezone
def get_client_ip(request):
x_forwarded_for = request.META.get("HTTP_X_FORWARDED_FOR")
if x_forwarded_for:
@@ -11,4 +14,5 @@ def update_user_ip(request):
user = request.user
ip_address = get_client_ip(request)
user.ip_address = ip_address
user.last_poll = timezone.now()
user.save()

84
backend/api/views.py
View File

@@ -5,10 +5,12 @@ from api.serializers import (
ProfessorSerializer,
SemesterSerializer,
TopicSerializer,
UserSerializer,
)
from datetime import datetime, timedelta
from django.contrib.auth import authenticate
from django.db import transaction
from django.utils import timezone
from rest_framework import generics, status
from rest_framework.authentication import TokenAuthentication
from rest_framework.authtoken.models import Token
@@ -105,6 +107,58 @@ class FileDetailAPIView(generics.RetrieveUpdateDestroyAPIView):
permission_classes = [IsAuthenticated]
class UpvoteFile(APIView):
authentication_classes = [TokenAuthentication]
permission_classes = [IsAuthenticated]
def post(self, request, file_id):
user = request.user
update_user_ip(request)
try:
file = File.objects.get(id=file_id)
if file.downvotes.contains(user):
file.downvotes.remove(user)
file.upvotes.add(user)
file.save()
return Response(
{"msg": f"Upvoted {file.filename}", "file_points": file.points},
status=status.HTTP_200_OK,
)
except Exception as e:
print(f"Error: {str(e)}")
return Response(
{"error": "Please enter valid file id"},
status=status.HTTP_400_BAD_REQUEST,
)
class DownvoteFile(APIView):
authentication_classes = [TokenAuthentication]
permission_classes = [IsAuthenticated]
def post(self, request, file_id):
user = request.user
update_user_ip(request)
try:
file = File.objects.get(id=file_id)
if file.upvotes.contains(user):
file.upvotes.remove(user)
file.downvotes.add(user)
file.save()
return Response(
{"msg": f"Downvoted {file.filename}", "file_points": file.points},
status=status.HTTP_200_OK,
)
except Exception as e:
print(f"Error: {str(e)}")
return Response(
{"error": "Please enter valid file id"},
status=status.HTTP_400_BAD_REQUEST,
)
class RegisterFile(APIView):
authentication_classes = [TokenAuthentication]
permission_classes = [IsAuthenticated]
@@ -115,6 +169,7 @@ class RegisterFile(APIView):
data = request.data
try:
with transaction.atomic():
user.last_poll = timezone.now()
required_fields = set(
["filename", "topic", "semester", "professor", "course"]
)
@@ -166,7 +221,9 @@ class RegisterFile(APIView):
"course": file.course.name if file.course else None,
"professor": file.professor.name if file.professor else None,
}
user.points += 1
file.save()
user.save()
return Response(
response_data,
status=status.HTTP_201_CREATED,
@@ -178,9 +235,19 @@ class RegisterFile(APIView):
)
from django.utils import timezone
from datetime import timedelta
from rest_framework.views import APIView
from rest_framework.response import Response
from rest_framework import status
from .models import File, PeerUser
from .serializers import FileSerializer
class FileFilterView(APIView):
authentication_classes = [TokenAuthentication]
permission_classes = [IsAuthenticated]
def get(self, request, format=None):
try:
# Extract filters from the query parameters
@@ -226,12 +293,25 @@ class FileFilterView(APIView):
# Filter files based on active peers in the past hour
active_peer_ids = PeerUser.objects.filter(
last_poll__gte=datetime.now() - timedelta(hours=1)
last_poll__gte=timezone.now() - timedelta(hours=1)
).values_list("id", flat=True)
queryset = queryset.filter(peer_users__in=active_peer_ids).distinct()
# Sort files based on points column in descending order
queryset = queryset.order_by("-points")
# Serialize files
serializer = FileSerializer(queryset, many=True)
# Loop through each serialized file to sort its peer_users
for file_data in serializer.data:
file_obj = File.objects.get(id=file_data["id"])
sorted_peer_users = sorted(
file_obj.peer_users.all(), key=lambda x: x.points, reverse=True
)
file_data["peer_users"] = UserSerializer(
sorted_peer_users, many=True
).data
return Response(serializer.data)
except Exception as e:
return Response(