add pages vote

judge/migrations/0137_auto_20221116_2201.py

@@ -0,0 +1,45 @@
+# Generated by Django 3.2.16 on 2022-11-16 15:01
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('judge', '0136_alter_profile_timezone'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='PageVote',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('page', models.CharField(db_index=True, max_length=30, verbose_name='associated page')),
+                ('score', models.IntegerField(default=0, verbose_name='votes')),
+            ],
+            options={
+                'verbose_name': 'pagevote',
+                'verbose_name_plural': 'pagevotes',
+            },
+        ),
+        migrations.AlterField(
+            model_name='problemtranslation',
+            name='language',
+            field=models.CharField(choices=[('vi', 'Vietnamese'), ('en', 'English')], max_length=7, verbose_name='language'),
+        ),
+        migrations.CreateModel(
+            name='PageVoteVoter',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('score', models.IntegerField()),
+                ('pagevote', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='votes', to='judge.pagevote')),
+                ('voter', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='voted_page', to='judge.profile')),
+            ],
+            options={
+                'verbose_name': 'pagevote vote',
+                'verbose_name_plural': 'pagevote votes',
+                'unique_together': {('voter', 'pagevote')},
+            },
+        ),
+    ]