From f52b89f5139b7807e8127e74eb33ebbefb3897a7 Mon Sep 17 00:00:00 2001
From: Pavel 'LEdoian' Turinsky <ledoian@matfyz.cz>
Date: Wed, 6 May 2020 19:51:33 +0200
Subject: [PATCH 1/2] =?UTF-8?q?M=C3=ADsto=20ulo=C5=BEen=C3=AD=20n=C3=A1hle?=
 =?UTF-8?q?du=20titulky=20v=20separ=C3=A1tn=C3=AD=20migraci?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 seminar/migrations/0082_auto_20200506_1951.py | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 seminar/migrations/0082_auto_20200506_1951.py

diff --git a/seminar/migrations/0082_auto_20200506_1951.py b/seminar/migrations/0082_auto_20200506_1951.py
new file mode 100644
index 00000000..3132c434
--- /dev/null
+++ b/seminar/migrations/0082_auto_20200506_1951.py
@@ -0,0 +1,19 @@
+# Generated by Django 2.2.12 on 2020-05-06 17:51
+
+from django.db import migrations, models
+import seminar.models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('seminar', '0081_auto_20200408_2221'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='cislo',
+            name='titulka_nahled',
+            field=models.ImageField(blank=True, help_text='Obrázek titulní strany, generuje se automaticky', null=True, upload_to=seminar.models.cislo_png_filename, verbose_name='Obrázek titulní strany'),
+        ),
+    ]

From 86f2e494c2b18f21c307e347ad1fd0d9b9619865 Mon Sep 17 00:00:00 2001
From: Pavel 'LEdoian' Turinsky <ledoian@matfyz.cz>
Date: Wed, 6 May 2020 19:52:27 +0200
Subject: [PATCH 2/2] TreeNode: first_child je 1-2-1-Field, ne FK.

---
 seminar/migrations/0083_auto_20200506_1952.py | 19 +++++++++++++++++++
 seminar/models.py                             |  2 +-
 2 files changed, 20 insertions(+), 1 deletion(-)
 create mode 100644 seminar/migrations/0083_auto_20200506_1952.py

diff --git a/seminar/migrations/0083_auto_20200506_1952.py b/seminar/migrations/0083_auto_20200506_1952.py
new file mode 100644
index 00000000..0c7fcf38
--- /dev/null
+++ b/seminar/migrations/0083_auto_20200506_1952.py
@@ -0,0 +1,19 @@
+# Generated by Django 2.2.12 on 2020-05-06 17:52
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('seminar', '0082_auto_20200506_1951'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='treenode',
+            name='first_child',
+            field=models.OneToOneField(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='father_of_first', to='seminar.TreeNode', verbose_name='první potomek'),
+        ),
+    ]
diff --git a/seminar/models.py b/seminar/models.py
index 57d4304a..43d6e59d 100644
--- a/seminar/models.py
+++ b/seminar/models.py
@@ -1246,7 +1246,7 @@ class TreeNode(PolymorphicModel):
 		blank = False,
 		on_delete = models.SET_NULL, # Vrcholy s null kořenem jsou sirotci bez ročníku 
 		verbose_name="kořen stromu")
-	first_child = models.ForeignKey('TreeNode',
+	first_child = models.OneToOneField('TreeNode',
 		related_name='father_of_first',
 		null = True,
 		blank = True,