Revert approach to fixed nutritional values.

cookbook/migrations/0089_auto_20201106_1655.py

@@ -0,0 +1,40 @@
+# Generated by Django 3.1.1 on 2020-11-06 15:55
+
+import datetime
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('cookbook', '0088_shoppinglist_finished'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='invitelink',
+            name='valid_until',
+            field=models.DateField(default=datetime.date(2020, 11, 20)),
+        ),
+        migrations.CreateModel(
+            name='NutritionInformation',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('fats', models.DecimalField(decimal_places=16, default=0, max_digits=32)),
+                ('carbohydrates', models.DecimalField(decimal_places=16, default=0, max_digits=32)),
+                ('proteins', models.DecimalField(decimal_places=16, default=0, max_digits=32)),
+                ('calories', models.DecimalField(decimal_places=16, default=0, max_digits=32)),
+                ('source', models.CharField(blank=True, default='', max_length=512, null=True)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('created_by', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
+            ],
+        ),
+        migrations.AddField(
+            model_name='recipe',
+            name='nutrition',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.PROTECT, to='cookbook.nutritioninformation'),
+        ),
+    ]