homepage má nyní obrázky

home/migrations/0004_homepagegalleryimage.py

@@ -0,0 +1,30 @@
+# Generated by Django 3.1.3 on 2020-11-11 09:14
+
+from django.db import migrations, models
+import django.db.models.deletion
+import modelcluster.fields
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('wagtailimages', '0022_uploadedimage'),
+        ('home', '0003_homepage_body'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='HomePageGalleryImage',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('sort_order', models.IntegerField(blank=True, editable=False, null=True)),
+                ('caption', models.CharField(blank=True, max_length=250)),
+                ('image', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='+', to='wagtailimages.image')),
+                ('page', modelcluster.fields.ParentalKey(on_delete=django.db.models.deletion.CASCADE, related_name='gallery_images', to='home.homepage')),
+            ],
+            options={
+                'ordering': ['sort_order'],
+                'abstract': False,
+            },
+        ),
+    ]

home/models.py

@@ -1,8 +1,11 @@
 from django.db import models
 
-from wagtail.core.models import Page
+from modelcluster.fields import ParentalKey
+
+from wagtail.core.models import Page, Orderable
 from wagtail.core.fields import RichTextField
-from wagtail.admin.edit_handlers import FieldPanel
+from wagtail.images.edit_handlers import ImageChooserPanel
+from wagtail.admin.edit_handlers import FieldPanel, InlinePanel
 
 
 class HomePage(Page):
@@ -10,4 +13,18 @@ class HomePage(Page):
 
     content_panels = Page.content_panels + [
         FieldPanel('body', classname="full"),
+        InlinePanel('gallery_images', label="Obrázky"),
+    ]
+
+
+class HomePageGalleryImage(Orderable):
+    page = ParentalKey(HomePage, on_delete=models.CASCADE, related_name='gallery_images')
+    image = models.ForeignKey(
+        'wagtailimages.Image', on_delete=models.CASCADE, related_name='+'
+    )
+    caption = models.CharField(blank=True, max_length=250)
+
+    panels = [
+        ImageChooserPanel('image'),
+        FieldPanel('caption'),
     ]