tweak admin site slightly

djaif/book/admin.py

@@ -2,8 +2,11 @@
 
 from djaif.book import models
 
+class Admin(admin.ModelAdmin):
+    filter_horizontal = ('items',)
+
 admin.site.register(models.Book)
-admin.site.register(models.BookPage)
-admin.site.register(models.PageLink)
+admin.site.register(models.BookPage, Admin)
+admin.site.register(models.PageLink, Admin)
 admin.site.register(models.BookProgress)
 admin.site.register(models.Item)

djaif/book/migrations/0011_auto_20200526_1529.py

@@ -0,0 +1,43 @@
+# Generated by Django 3.0.5 on 2020-05-26 15:29
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('book', '0010_pagelink_items'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='book',
+            name='cover_art',
+            field=models.ImageField(blank=True, null=True, upload_to=''),
+        ),
+        migrations.AlterField(
+            model_name='book',
+            name='title',
+            field=models.CharField(max_length=100, unique=True),
+        ),
+        migrations.AlterField(
+            model_name='bookpage',
+            name='items',
+            field=models.ManyToManyField(blank=True, to='book.Item'),
+        ),
+        migrations.AlterField(
+            model_name='bookpage',
+            name='title',
+            field=models.CharField(max_length=100),
+        ),
+        migrations.AlterField(
+            model_name='bookprogress',
+            name='items',
+            field=models.ManyToManyField(blank=True, to='book.Item'),
+        ),
+        migrations.AlterField(
+            model_name='pagelink',
+            name='items',
+            field=models.ManyToManyField(blank=True, to='book.Item'),
+        ),
+    ]

djaif/book/models.py

@@ -4,20 +4,20 @@
 
 # Create your models here.
 class Book(models.Model):
-    title = models.TextField(name='title', unique=True)
+    title = models.CharField(name='title', max_length=100, unique=True)
     first_page = models.ForeignKey(
         'BookPage', null=True, on_delete=models.SET_NULL,
         related_name='first_name',
     )
-    cover_art = models.ImageField(null=True)
+    cover_art = models.ImageField(null=True, blank=True)
 
     def __str__(self):
         return '{self.title} ({self.id})'.format(self=self)
 
 
 class BookPage(models.Model):
     book = models.ForeignKey(Book, on_delete=models.CASCADE)
-    title = models.TextField(name='title')
+    title = models.CharField(name='title', max_length=100)
     body = models.TextField(name='body')
 
     items = models.ManyToManyField('book.Item', blank=True)  # noqa: WPS110