Apply DraftStateMixin and RevisionMixin to BreadIngredient model

bakerydemo/breads/migrations/0006_breadingredient_expire_at_breadingredient_expired_and_more.py

@@ -0,0 +1,90 @@
+# Generated by Django 4.1.2 on 2022-10-20 13:38
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+ dependencies = [
+ ("wagtailcore", "0077_alter_revision_user"),
+ ("breads", "0005_breadtype_latest_revision"),
+ ]
+
+ operations = [
+ migrations.AddField(
+ model_name="breadingredient",
+ name="expire_at",
+ field=models.DateTimeField(
+ blank=True, null=True, verbose_name="expiry date/time"
+ ),
+ ),
+ migrations.AddField(
+ model_name="breadingredient",
+ name="expired",
+ field=models.BooleanField(
+ default=False, editable=False, verbose_name="expired"
+ ),
+ ),
+ migrations.AddField(
+ model_name="breadingredient",
+ name="first_published_at",
+ field=models.DateTimeField(
+ blank=True, db_index=True, null=True, verbose_name="first published at"
+ ),
+ ),
+ migrations.AddField(
+ model_name="breadingredient",
+ name="go_live_at",
+ field=models.DateTimeField(
+ blank=True, null=True, verbose_name="go live date/time"
+ ),
+ ),
+ migrations.AddField(
+ model_name="breadingredient",
+ name="has_unpublished_changes",
+ field=models.BooleanField(
+ default=False, editable=False, verbose_name="has unpublished changes"
+ ),
+ ),
+ migrations.AddField(
+ model_name="breadingredient",
+ name="last_published_at",
+ field=models.DateTimeField(
+ editable=False, null=True, verbose_name="last published at"
+ ),
+ ),
+ migrations.AddField(
+ model_name="breadingredient",
+ name="latest_revision",
+ field=models.ForeignKey(
+ blank=True,
+ editable=False,
+ null=True,
+ on_delete=django.db.models.deletion.SET_NULL,
+ related_name="+",
+ to="wagtailcore.revision",
+ verbose_name="latest revision",
+ ),
+ ),
+ migrations.AddField(
+ model_name="breadingredient",
+ name="live",
+ field=models.BooleanField(
+ default=True, editable=False, verbose_name="live"
+ ),
+ ),
+ migrations.AddField(
+ model_name="breadingredient",
+ name="live_revision",
+ field=models.ForeignKey(
+ blank=True,
+ editable=False,
+ null=True,
+ on_delete=django.db.models.deletion.SET_NULL,
+ related_name="+",
+ to="wagtailcore.revision",
+ verbose_name="live revision",
+ ),
+ ),
+ ]

bakerydemo/breads/models.py

@@ -4,7 +4,7 @@
 from modelcluster.fields import ParentalManyToManyField
 from wagtail.admin.panels import FieldPanel, MultiFieldPanel
 from wagtail.fields import StreamField
-from wagtail.models import Page, RevisionMixin
+from wagtail.models import DraftStateMixin, Page, RevisionMixin
 from wagtail.search import index
 from wagtail.snippets.models import register_snippet
 
@@ -33,7 +33,7 @@ class Meta:
 
 
 @register_snippet
-class BreadIngredient(models.Model):
+class BreadIngredient(DraftStateMixin, RevisionMixin, models.Model):
  """
  Standard Django model that is displayed as a snippet within the admin due
  to the `@register_snippet` decorator. We use a new piece of functionality

bakerydemo/static/css/main.css

@@ -1236,6 +1236,13 @@ footer {
  margin: 0 0 20px;
 }
 
+.bread-detail__meta-ingredient--draft {
+ color: transparent;
+ user-select: none;
+ cursor: help;
+ text-shadow: 0 0 7px rgb(0 0 0 / 50%);
+}
+
 @media (min-width: 992px) {
  .bread-detail__meta {
  background-color: var(--cream);

bakerydemo/templates/breads/bread_page.html

@@ -39,7 +39,16 @@ <h4>Ingredients</h4>
  <ul>
  {% for ingredient in ingredients %}
  <li>
- {{ ingredient.name }}
+ {% if ingredient.live %}
+ {# If it's live, show as-is #}
+ {{ ingredient.name }}
+ {% else %}
+ {# EXAMPLE: we can show a placeholder element for instances that are not live #}
+ <span class="bread-detail__meta-ingredient--draft">
+ Draft ingredient
+ </span>
+ (draft)
+ {% endif %}
  </li>
  {% endfor %}
  </ul>