wip supermarket categories

cookbook/migrations/0104_auto_20210125_2133.py

@@ -0,0 +1,28 @@
+# Generated by Django 3.1.5 on 2021-01-25 20:33
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('cookbook', '0103_food_ignore_shopping'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='SupermarketCategoryRelation',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('order', models.IntegerField(default=0)),
+                ('category', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='cookbook.supermarketcategory')),
+                ('supermarket', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='cookbook.supermarket')),
+            ],
+        ),
+        migrations.AddField(
+            model_name='supermarket',
+            name='categories',
+            field=models.ManyToManyField(through='cookbook.SupermarketCategoryRelation', to='cookbook.SupermarketCategory'),
+        ),
+    ]