Added solution winner and toprating views

backend/api/models.py

@@ -2,6 +2,7 @@
 import uuid
 from .managers import user_manager
 from django.conf import settings
+from utils.types import WinnerType
 
 # Copied from mulearnbackend
 class User(models.Model):
@@ -57,10 +58,17 @@ class Meta:
         db_table = 'mushelf_problem_statements'
 
 class Solution(models.Model):
+
+    WINNER_STATUS_CHOICES = [(tag.name, tag.value) for tag in WinnerType]
+
     id = models.CharField(primary_key=True, max_length=36, default=uuid.uuid4)
     title = models.CharField(max_length=100)
     description = models.TextField()
-    is_winner = models.BooleanField(default=False)
+    winner_status = models.CharField(
+        max_length=15,
+        choices=WINNER_STATUS_CHOICES,
+        default=WinnerType.NOT_WINNER.name,
+    )
     is_sorted = models.BooleanField(default=False)
     problem_statement = models.ForeignKey(ProblemStatement, related_name="solutions", on_delete=models.CASCADE, db_column="problem_statement")
     created_at = models.DateTimeField(auto_now_add=True)

backend/api/solution/serializer.py

@@ -13,8 +13,8 @@ class Solution_serializer(serializers.ModelSerializer):
     contributors = Contributor_serializer(many=True)
     class Meta:
         model = Solution
-        fields = ['id', 'title', 'description', 'is_winner', 'problem_statement', 'created_at', 'created_by', 'updated_at', 'contributors']
-        read_only_fields = ['is_winner', 'created_by']
+        fields = ['id', 'title', 'description', 'winner_status', 'problem_statement', 'created_at', 'created_by', 'updated_at', 'contributors']
+        read_only_fields = ['winner_status','created_by']
 
     def create(self, validated_data):
         contributers_data = validated_data.pop("contributors")

backend/api/solution/solution_view.py

@@ -3,8 +3,9 @@
 from .serializer import Solution_serializer
 from utils.response import CustomResponse
 from api.models import User, Solution
-from utils.permission import CustomizePermission
+from utils.permission import CustomizePermission,role_required
 from utils.utils import CommonUtils
+from utils.types import RoleType,WinnerType
 
 
 class SolutionPostAPI(APIView):
@@ -32,9 +33,41 @@ def patch(self, request, pk=None):
         instance = Solution.objects.filter(id=pk).first()
         if not instance:
             return CustomResponse(general_message="Solution not found").get_failure_response()
+
         serializer = Solution_serializer(instance, data=request.data, partial=True)
         if not serializer.is_valid():
             return CustomResponse(general_message=serializer.errors).get_failure_response()
         serializer.save()
         return CustomResponse(general_message="Solution updated successfully").get_success_response()
-
+
+class SolutionWinner(APIView):
+    permission_classes = [CustomizePermission]
+
+    @role_required([RoleType.COMPANY_MEMBER.value,RoleType.ADMIN.value])
+    def patch(self, request, pk=None):
+        new_status = request.data.get('winner_status')
+
+        if new_status not in [tag.name for tag in WinnerType]:
+            return CustomResponse(general_message="Invalid winner status").get_failure_response()
+
+        instance = Solution.objects.filter(id=pk).first()
+        if not instance:
+            return CustomResponse(general_message="Solution not found").get_failure_response()
+
+        instance.winner_status = new_status
+        instance.save()
+        return CustomResponse(general_message="Solution winner status changed successfully").get_success_response()
+
+class SolutionTopRate(APIView):
+
+    permission_classes = [CustomizePermission]
+
+    @role_required([RoleType.COMPANY_MEMBER.value,RoleType.ADMIN.value])
+    def patch(self, request, pk=None):
+        instance = Solution.objects.filter(id=pk).first()
+        if not instance:
+            return CustomResponse(general_message="Solution not found").get_failure_response()
+
+        instance.is_sorted = not instance.is_sorted
+        instance.save()
+        return CustomResponse(general_message="Solution top rated status changed successfully").get_success_response()

backend/api/solution/urls.py

@@ -1,7 +1,9 @@
 from django.urls import path
-from .solution_view import SolutionUpdateDeleteAPI, SolutionPostAPI
+from .solution_view import SolutionUpdateDeleteAPI, SolutionPostAPI,SolutionWinner,SolutionTopRate
 
 urlpatterns = [
     path("", SolutionPostAPI.as_view(), name="solution_create"),
     path("update/<str:pk>/", SolutionUpdateDeleteAPI.as_view(), name="solution_update"),
+    path("winner/<str:pk>/", SolutionWinner.as_view(), name="solution_winner"),
+    path("top-rate/<str:pk>/", SolutionTopRate.as_view(), name='solution_toprate')
 ]

backend/requirements.txt

@@ -1,10 +1,27 @@
+asgiref==3.8.1
+attrs==24.2.0
+certifi==2024.7.4
+charset-normalizer==3.3.2
 Django==5.0.6
 django-cors-headers==4.4.0
 djangorestframework==3.15.2
 drf-spectacular==0.27.2
+et-xmlfile==1.1.0
+idna==3.7
+inflection==0.5.1
+jsonschema==4.23.0
+jsonschema-specifications==2023.12.1
 mysqlclient==2.2.4
+openpyxl==3.1.5
 pip-chill==1.0.3
 PyJWT==2.8.0
 PyMySQL==1.1.1
 python-decouple==3.8
-requests==2.31.0
+pytz==2024.1
+PyYAML==6.0.2
+referencing==0.35.1
+requests==2.31.0
+rpds-py==0.20.0
+sqlparse==0.5.1
+uritemplate==4.1.1
+urllib3==2.2.2

backend/utils/types.py

@@ -2,4 +2,10 @@
 
 
 class RoleType(Enum):
-    COMPANY_MEMBER = "Company Member"
+    COMPANY_MEMBER = "Company Member"
+    ADMIN = "Admins"
+
+class WinnerType(Enum):
+    WINNER = "Winner"
+    PARTIAL_WINNER = "Partial Winner"
+    NOT_WINNER = "Not Winner"