feat(trainings): add activities as new training field

jdav_web/members/migrations/0042_membertraining_activity.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.2.20 on 2025-06-22 15:21
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('members', '0041_freizeit_crisis_intervention_list_sent_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='membertraining',
+            name='activity',
+            field=models.ManyToManyField(to='members.activitycategory', verbose_name='Activity'),
+        ),
+    ]

jdav_web/members/models.py

@@ -2038,6 +2038,7 @@ class MemberTraining(CommonModel):
     title = models.CharField(verbose_name=_('Title'), max_length=30)
     date = models.DateField(verbose_name=_('Date'), null=True, blank=True)
     category = models.ForeignKey(TrainingCategory, on_delete=models.PROTECT, verbose_name=_('Category'))
+    activity = models.ManyToManyField(ActivityCategory, verbose_name=_('Activity'))
     comments = models.TextField(verbose_name=_('Comments'), blank=True)
     participated = models.BooleanField(verbose_name=_('Participated'))
     passed = models.BooleanField(verbose_name=_('Passed'))
@@ -2049,7 +2050,17 @@ class MemberTraining(CommonModel):
                                                       'image/jpeg',
                                                       'image/png',
                                                       'image/gif'])
+    
+    def __str__(self):
+        return self.title + ' ' + self.date.strftime('%d.%m.%Y')
+    
+    def get_activities(self):
+        activity_string = ', '.join(a.name for a in self.activity.all())
+        return activity_string
+
+    get_activities.short_description = _('Activities')
 
+  
     class Meta(CommonModel.Meta):
         verbose_name = _('Training')
         verbose_name_plural = _('Trainings')