[feature request] Adicionar sistema de pontuação para usuários

apps/tasks/tests.py

@@ -198,8 +198,11 @@ def setUp(self) -> None:
         self.task = Task._default_manager.create(
             title="Example task",
             description="Some example task",
+            score=200,
             contest=self.contest,
+            output_file="Hello, World!\n",
         )
+
         self.user = User._default_manager.create(
             email="[email protected]",
             username="user",
@@ -210,7 +213,7 @@ def setUp(self) -> None:
             author=self.user,
             task=self.task,
             code="print('Hello, World!')",
-            status=SubmissionStatus.ACCEPTED,
+            status=SubmissionStatus.WAITING_JUDGE,
         )
 
         self.url = reverse("tasks:detail", args=[self.task.id])
@@ -320,6 +323,50 @@ def test_handle_submission_with_wrong_output(self) -> None:
             fetch_redirect_response=True,
         )
 
+    def test_submission_with_AC_status_increases_user_score(self) -> None:
+        handle_submission(
+            self.submission.code, self.task.id, self.submission.id
+        )
+
+        self.submission.refresh_from_db()
+        self.user.refresh_from_db()
+
+        self.assertEqual(self.submission.status, SubmissionStatus.ACCEPTED)
+        self.assertEqual(self.user.score, self.task.score)
+
+    def test_submission_with_non_AC_status_does_not_increase_user_score(
+        self,
+    ) -> None:
+        self.submission.code = 'print("Hello, Word")'
+
+        handle_submission.apply(
+            args=(self.submission.code, self.task.id, self.submission.id)
+        )
+
+        self.user.refresh_from_db()
+
+        self.assertEqual(self.user.score, 0)
+
+    def test_second_AC_submission_does_not_increase_user_score(self) -> None:
+        handle_submission.apply(
+            args=(self.submission.code, self.task.id, self.submission.id)
+        )
+
+        second_submission = Submission._default_manager.create(
+            author=self.user,
+            task=self.task,
+            code="print('Hello, World!')",
+            status=SubmissionStatus.WAITING_JUDGE,
+        )
+
+        handle_submission.apply(
+            args=(second_submission.code, self.task.id, second_submission.id)
+        )
+
+        self.user.refresh_from_db()
+
+        self.assertEqual(self.user.score, self.task.score)
+
     def test_form_success_url(self) -> None:
         self.assertEqual(self.view.get_success_url(), self.url)
 

apps/tasks/views.py

@@ -9,7 +9,7 @@
 from django.views.generic.edit import FormMixin
 
 from apps.submissions.forms import SubmissionForm
-from apps.submissions.models import Submission
+from apps.submissions.models import Submission, SubmissionStatus
 from apps.tasks.models import Task
 from server import celery
 
@@ -49,6 +49,23 @@ def handle_submission(code: str, task_id: int, submission_id: int) -> None:
     submission.status = "AC" if output == task.output_file else "WA"
     submission.save()
 
+    has_already_scored = (
+        Submission._default_manager.filter(
+            author=submission.author,
+            task=task,
+            status=SubmissionStatus.ACCEPTED,
+        )
+        .exclude(id=submission.id)
+        .exists()
+    )
+
+    if (
+        submission.status == SubmissionStatus.ACCEPTED
+        and not has_already_scored
+    ):
+        submission.author.score += task.score
+        submission.author.save()
+
 
 class DetailView(FormMixinBase, DetailViewBase):
     model = Task

apps/users/migrations/0002_user_score.py

@@ -0,0 +1,17 @@
+# Generated by Django 4.2.7 on 2023-12-01 19:35
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("users", "0001_initial"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="user",
+            name="score",
+            field=models.IntegerField(default=0),
+        ),
+    ]

apps/users/models.py

@@ -1,7 +1,7 @@
 from typing import TYPE_CHECKING, Any, List
 
 from django.contrib.auth.models import AbstractBaseUser, PermissionsMixin
-from django.db.models import BooleanField, CharField, EmailField
+from django.db.models import BooleanField, CharField, EmailField, IntegerField
 
 from apps.users.managers import UserManager
 from core.models import TimestampedModel
@@ -19,6 +19,7 @@ class User(AbstractBaseUser, PermissionsMixin, TimestampedModel):
 
     email = EmailField(db_index=True, max_length=256, unique=True)
     username = CharField(db_index=True, max_length=128, unique=True)
+    score = IntegerField(default=0)
 
     # When a user no longer wishes to use our platform, they may try to
     # delete there account. That's a problem for us because the data we