Now including migrations.

mercantile/migrations/0001_initial.py

@@ -0,0 +1,50 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import models, migrations
+from django.conf import settings
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('waffles', '0002_auto_20150816_1357'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Calculation',
+            fields=[
+                ('id', models.AutoField(serialize=False, verbose_name='ID', auto_created=True, primary_key=True)),
+                ('date', models.DateTimeField()),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Debt',
+            fields=[
+                ('id', models.AutoField(serialize=False, verbose_name='ID', auto_created=True, primary_key=True)),
+                ('amount', models.BigIntegerField()),
+                ('debtee', models.ForeignKey(related_name='debtee', to=settings.AUTH_USER_MODEL)),
+                ('debtor', models.ForeignKey(related_name='debtor', to=settings.AUTH_USER_MODEL)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Settlement',
+            fields=[
+                ('id', models.AutoField(serialize=False, verbose_name='ID', auto_created=True, primary_key=True)),
+                ('dato', models.DateField()),
+                ('amount', models.IntegerField()),
+                ('debt', models.ForeignKey(to='mercantile.Debt')),
+            ],
+        ),
+        migrations.AddField(
+            model_name='calculation',
+            name='debt',
+            field=models.ForeignKey(to='mercantile.Debt'),
+        ),
+        migrations.AddField(
+            model_name='calculation',
+            name='event',
+            field=models.ForeignKey(to='waffles.Event'),
+        ),
+    ]

mercantile/models.py

@@ -1,12 +1,15 @@
 from django.db import models
+
 from waffles.models import Event, UserProfile
+
+
 # Create your models here.
 
 
 class Debt(models.Model):
     amount = models.BigIntegerField()
-    debtor = models.ForeignKey(UserProfile)
-    debtee = models.ForeignKey(UserProfile)
+    debtor = models.ForeignKey(UserProfile, related_name="debtor")
+    debtee = models.ForeignKey(UserProfile, related_name="debtee")
 
 
 # oversikt over oppgjør, for logging