add multiple donation project indexes

donate/migrations/0030_donateprojectindexpage_heading.py

+# Generated by Django 4.1.10 on 2023-09-07 21:31
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("donate", "0029_alter_donatehomepage_custom_blocks"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="donateprojectindexpage",
+            name="heading",
+            field=models.CharField(
+                default="Pomáháme společně", max_length=32, verbose_name="Hlavní nadpis"
+            ),
+            preserve_default=False,
+        ),
+    ]

donate/models.py

@@ -261,9 +261,8 @@ class DonateHomePage(
     def info_page_url(self):
         return get_subpage_url(self, DonateInfoPage)
 
-    @cached_property
-    def projects_page_url(self):
-        return get_subpage_url(self, DonateProjectIndexPage)
+    def project_indexes(self):
+        return self.get_descendants().type(DonateProjectIndexPage).live().all()
 
     @cached_property
     def regions_page_url(self):
@@ -391,8 +390,16 @@ class DonateRegionPage(
 class DonateProjectIndexPage(
     Page, ExtendedMetadataPageMixin, SubpageMixin, MetadataPageMixin
 ):
+    ### FIELDS
+
+    heading = models.CharField("Hlavní nadpis", max_length=32)
+
     ### PANELS
 
+    content_panels = Page.content_panels + [
+        FieldPanel("heading"),
+    ]
+
     promote_panels = make_promote_panels()
 
     settings_panels = []

donate/templates/donate/base.html

@@ -100,11 +100,11 @@
             <a class="nav-link" href="/#strana">Podpoř Piráty</a>
             {% endif %}
           </li>
-          {% if page.root_page.has_projects %}
-          <li class="nav-item">
-            <a class="nav-link" href="{{ page.root_page.projects_page_url }}">Projekty a kampaně</a>
-          </li>
-          {% endif %}
+          {% for projects_page in page.project_indexes %}
+            <li class="nav-item">
+              <a class="nav-link" href="{{ projects_page.url }}">{{ projects_page.title }}</a>
+            </li>
+          {% endfor %}
           <li class="nav-item">
             <a class="nav-link" href="{{ page.root_page.regions_page_url }}">Kraje</a>
           </li>

donate/templates/donate/donate_project_index_page.html

@@ -7,7 +7,7 @@
 
   <section class="section--primary">
     <div class="container">
-      <h1 class="lead homepage-heading mb-4">{{ page.title }}</h1>
+      <h1 class="lead homepage-heading mb-4">{{ page.heading }}</h1>
       <div class="row projects mb-4">
 
         {% for project in projects %}