WIP: implement catalogue type of books

ram/bookshelf/migrations/0016_basebook_book_catalogue.py

@@ -0,0 +1,128 @@
+# Generated by Django 5.1.2 on 2024-11-27 16:35
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+def nil(apps, schema_editor):
+    pass
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("bookshelf", "0015_alter_book_authors"),
+        ("metadata", "0019_alter_scale_gauge"),
+    ]
+
+    operations = [
+        migrations.RenameModel(
+            old_name="BookImage",
+            new_name="BaseBookImage",
+        ),
+        migrations.RenameModel(
+            old_name="BookProperty",
+            new_name="BaseBookProperty",
+        ),
+        migrations.RenameModel(
+            old_name="Book",
+            new_name="BaseBook",
+        ),
+        migrations.RenameField(
+            model_name="basebook",
+            old_name="title",
+            new_name="old_title",
+        ),
+        migrations.RenameField(
+            model_name="basebook",
+            old_name="authors",
+            new_name="old_authors",
+        ),
+        migrations.RenameField(
+            model_name="basebook",
+            old_name="publisher",
+            new_name="old_publisher",
+        ),
+        migrations.CreateModel(
+            name="Book",
+            fields=[
+                (
+                    "basebook_ptr",
+                    models.OneToOneField(
+                        auto_created=True,
+                        on_delete=django.db.models.deletion.CASCADE,
+                        parent_link=True,
+                        primary_key=True,
+                        serialize=False,
+                        to="bookshelf.basebook",
+                    ),
+                ),
+                ("title", models.CharField(max_length=200)),
+                (
+                    "authors",
+                    models.ManyToManyField(
+                        blank=True,
+                        to="bookshelf.author"
+                    ),
+                ),
+                (
+                    "publisher",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        to="bookshelf.publisher"
+                    ),
+                 ),
+            ],
+            options={
+                "ordering": ["title"],
+            },
+            bases=("bookshelf.basebook",),
+        ),
+        migrations.CreateModel(
+            name="Catalog",
+            fields=[
+                (
+                    "basebook_ptr",
+                    models.OneToOneField(
+                        auto_created=True,
+                        on_delete=django.db.models.deletion.CASCADE,
+                        parent_link=True,
+                        primary_key=True,
+                        serialize=False,
+                        to="bookshelf.basebook",
+                    ),
+                ),
+                ("years", models.CharField(max_length=12)),
+                (
+                    "manufacturer",
+                    models.ForeignKey(
+                        blank=True,
+                        null=True,
+                        on_delete=django.db.models.deletion.CASCADE,
+                        to="metadata.manufacturer",
+                    ),
+                ),
+                ("scales", models.ManyToManyField(to="metadata.scale")),
+            ],
+            options={
+                "ordering": ["manufacturer", "publication_year"],
+            },
+            bases=("bookshelf.basebook",),
+        ),
+        migrations.RunPython(
+            nil,
+            reverse_code=migrations.RunPython.noop
+        ),
+        migrations.RemoveField(
+            model_name="basebook",
+            name="old_title",
+        ),
+        migrations.RemoveField(
+            model_name="basebook",
+            name="old_authors",
+        ),
+        migrations.RemoveField(
+            model_name="basebook",
+            name="old_publisher",
+        ),
+    ]