Add parent back to categories

nummi/main/migrations/0001_initial.py

@@ -9,43 +9,97 @@ class Migration(migrations.Migration):
 
     initial = True
 
-    dependencies = [
+    dependencies = []
-    ]
 
     operations = [
         migrations.CreateModel(
-            name='Category',
+            name="Category",
             fields=[
-                ('id', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
+                (
-                ('name', models.CharField(max_length=256)),
+                    "id",
+                    models.UUIDField(
+                        default=uuid.uuid4,
+                        editable=False,
+                        primary_key=True,
+                        serialize=False,
+                    ),
+                ),
+                ("name", models.CharField(max_length=256)),
             ],
         ),
         migrations.CreateModel(
-            name='Transaction',
+            name="Transaction",
             fields=[
-                ('id', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
+                (
-                ('name', models.CharField(max_length=256)),
+                    "id",
-                ('description', models.TextField()),
+                    models.UUIDField(
-                ('value', models.DecimalField(decimal_places=2, max_digits=12)),
+                        default=uuid.uuid4,
-                ('date', models.DateField()),
+                        editable=False,
-                ('category', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, to='main.category')),
+                        primary_key=True,
+                        serialize=False,
+                    ),
+                ),
+                ("name", models.CharField(max_length=256)),
+                ("description", models.TextField()),
+                ("value", models.DecimalField(decimal_places=2, max_digits=12)),
+                ("date", models.DateField()),
+                (
+                    "category",
+                    models.ForeignKey(
+                        blank=True,
+                        null=True,
+                        on_delete=django.db.models.deletion.SET_NULL,
+                        to="main.category",
+                    ),
+                ),
             ],
         ),
         migrations.CreateModel(
-            name='Invoice',
+            name="Invoice",
             fields=[
-                ('id', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
+                (
-                ('name', models.CharField(max_length=256)),
+                    "id",
-                ('file', models.FileField(upload_to='invoices/')),
+                    models.UUIDField(
-                ('transaction', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='main.transaction')),
+                        default=uuid.uuid4,
+                        editable=False,
+                        primary_key=True,
+                        serialize=False,
+                    ),
+                ),
+                ("name", models.CharField(max_length=256)),
+                ("file", models.FileField(upload_to="invoices/")),
+                (
+                    "transaction",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        to="main.transaction",
+                    ),
+                ),
             ],
         ),
         migrations.CreateModel(
-            name='SubCategory',
+            name="SubCategory",
             fields=[
-                ('category_ptr', models.OneToOneField(auto_created=True, on_delete=django.db.models.deletion.CASCADE, parent_link=True, primary_key=True, serialize=False, to='main.category')),
+                (
-                ('parent', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='category_parent', to='main.category')),
+                    "category_ptr",
+                    models.OneToOneField(
+                        auto_created=True,
+                        on_delete=django.db.models.deletion.CASCADE,
+                        parent_link=True,
+                        primary_key=True,
+                        serialize=False,
+                        to="main.category",
+                    ),
+                ),
+                (
+                    "parent",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="category_parent",
+                        to="main.category",
+                    ),
+                ),
             ],
-            bases=('main.category',),
+            bases=("main.category",),
         ),
     ]

nummi/main/migrations/0002_delete_subcategory.py

@@ -6,11 +6,11 @@ from django.db import migrations
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('main', '0001_initial'),
+        ("main", "0001_initial"),
     ]
 
     operations = [
         migrations.DeleteModel(
-            name='SubCategory',
+            name="SubCategory",
         ),
     ]

nummi/main/migrations/0003_category_parent_alter_category_name.py

@@ -0,0 +1,29 @@
+# Generated by Django 4.0.4 on 2022-05-20 13:33
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("main", "0002_delete_subcategory"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="category",
+            name="parent",
+            field=models.ForeignKey(
+                blank=True,
+                null=True,
+                on_delete=django.db.models.deletion.SET_NULL,
+                to="main.category",
+            ),
+        ),
+        migrations.AlterField(
+            model_name="category",
+            name="name",
+            field=models.CharField(max_length=64),
+        ),
+    ]

nummi/main/models.py

@@ -6,6 +6,7 @@ from django.forms import ModelForm
 class Category(models.Model):
     id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
     name = models.CharField(max_length=64)
+    parent = models.ForeignKey("self", on_delete=models.SET_NULL, blank=True, null=True)
 
     def __str__(self):
         return self.name

nummi/main/views.py

@@ -22,6 +22,7 @@ class LoginView(auth_views.LoginView):
     template_name = "main/login.html"
     next_page = "index"
 
+
 class LogoutView(auth_views.LogoutView):
     next_page = "login"