Add a CSV export functionality in admin and add price fields (#41)

* Implement an action do download data in csv
* Refactor CSV download
* Move price to main models and add csv to bookshelf
* Update template and API
* Small refactoring

ram/portal/admin.py

@@ -17,6 +17,7 @@ class SiteConfigurationAdmin(SingletonModelAdmin):
                     "about",
                     "items_per_page",
                     "items_ordering",
+                    "currency",
                     "footer",
                     "footer_extended",
                 )

ram/portal/migrations/0018_siteconfiguration_currency.py

@@ -0,0 +1,21 @@
+# Generated by Django 5.1.4 on 2024-12-29 15:18
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        (
+            "portal",
+            "0017_alter_flatpage_content_alter_siteconfiguration_about_and_more",
+        ),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="siteconfiguration",
+            name="currency",
+            field=models.CharField(default="EUR", max_length=3),
+        ),
+    ]

ram/portal/models.py

@@ -30,6 +30,7 @@ class SiteConfiguration(SingletonModel):
         ],
         default="type",
     )
+    currency = models.CharField(max_length=3, default="EUR")
     footer = tinymce.HTMLField(blank=True)
     footer_extended = tinymce.HTMLField(blank=True)
     show_version = models.BooleanField(default=True)

ram/portal/templates/bookshelf/book.html

@@ -113,6 +113,12 @@
                         <th scope="row">Purchase date</th>
                         <td>{{ book.purchase_date|default:"-" }}</td>
                       </tr>
+                      {% if request.user.is_staff %}
+                      <tr>
+                        <th scope="row">Price ({{ site_conf.currency }})</th>
+                        <td>{{ book.price|default:"-" }}</td>
+                      </tr>
+                      {% endif %}
                     </tbody>
                   </table>
                   {% if properties %}

ram/portal/templates/rollingstock.html

@@ -187,6 +187,12 @@
                         <th scope="row">Purchase date</th>
                         <td>{{ rolling_stock.purchase_date|default:"-" }}</td>
                       </tr>
+                      {% if request.user.is_staff %}
+                      <tr>
+                        <th scope="row">Price ({{ site_conf.currency }})</th>
+                        <td>{{ rolling_stock.price|default:"-" }}</td>
+                      </tr>
+                      {% endif %}
                     </tbody>
                   </table>
                   {% if properties %}