Add tweaks to update notes

apps/participation/admin.py

@@ -4,7 +4,7 @@
 from django.contrib import admin
 from django.utils.translation import gettext_lazy as _
 
-from .models import Note, Participation, Passage, Pool, Solution, Synthesis, Team, Tournament
+from .models import Note, Participation, Passage, Pool, Solution, Synthesis, Team, Tournament, Tweak
 
 
 @admin.register(Team)
@@ -57,3 +57,8 @@ class SynthesisAdmin(admin.ModelAdmin):
 class TournamentAdmin(admin.ModelAdmin):
     list_display = ('name',)
     search_fields = ('name',)
+
+
+@admin.register(Tweak)
+class TweakAdmin(admin.ModelAdmin):
+    list_display = ('participation', 'pool', 'diff',)

apps/participation/migrations/0009_tweak.py

@@ -0,0 +1,27 @@
+# Generated by Django 3.2.13 on 2022-05-15 14:40
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('participation', '0008_auto_20220429_1853'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Tweak',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('diff', models.IntegerField(help_text='Score to add/remove on the final score', verbose_name='difference')),
+                ('participation', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='tweaks', to='participation.participation', verbose_name='participation')),
+                ('pool', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='participation.pool', verbose_name='passage')),
+            ],
+            options={
+                'verbose_name': 'tweak',
+                'verbose_name_plural': 'tweaks',
+            },
+        ),
+    ]

apps/participation/models.py

@@ -380,7 +380,8 @@ class Pool(models.Model):
         return Solution.objects.filter(participation__in=self.participations, final_solution=self.tournament.final)
 
     def average(self, participation):
-        return sum(passage.average(participation) for passage in self.passages.all())
+        return sum(passage.average(participation) for passage in self.passages.all()) \
+               + sum(tweak.diff for tweak in participation.tweaks.filter(pool=self).all())
 
     def get_absolute_url(self):
         return reverse_lazy("participation:pool_detail", args=(self.pk,))
@@ -514,6 +515,30 @@ class Passage(models.Model):
         verbose_name_plural = _("passages")
 
 
+class Tweak(models.Model):
+    pool = models.ForeignKey(
+        Pool,
+        on_delete=models.CASCADE,
+        verbose_name=_("passage"),
+    )
+
+    participation = models.ForeignKey(
+        Participation,
+        on_delete=models.CASCADE,
+        verbose_name=_("participation"),
+        related_name='tweaks',
+    )
+
+    diff = models.IntegerField(
+        verbose_name=_("difference"),
+        help_text=_("Score to add/remove on the final score"),
+    )
+
+    class Meta:
+        verbose_name = _("tweak")
+        verbose_name_plural = _("tweaks")
+
+
 def get_solution_filename(instance, filename):
     return f"solutions/{instance.participation.team.trigram}_{instance.problem}" \
            + ("final" if instance.final_solution else "")