overview of post based on content

website/migrations/0013_alter_post_overview.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.2.1 on 2023-11-06 16:26
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('website', '0012_alter_registrant_message'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='post',
+            name='overview',
+            field=models.TextField(blank=True, editable=False),
+        ),
+    ]

website/models.py

@@ -23,7 +23,7 @@ class Post(models.Model):
     title = models.CharField(max_length=100)
     author = models.ForeignKey(Author, on_delete=models.CASCADE)
     slug = models.SlugField()
-    overview = models.TextField()
+    overview = models.TextField(blank=True, editable=False)
     timestamp = models.DateTimeField(auto_now_add=True)
     content = models.TextField()
     categories = models.ManyToManyField(Category)
@@ -32,6 +32,10 @@ class Post(models.Model):
     def __str__(self):
         return self.title
 
+    def save(self, *args, **kwargs):
+        self.overview = self.content[:33] + "..."
+        super().save(*args, **kwargs)
+
 class Contact(models.Model):
     pseudonym = models.CharField(max_length=250)
     mail = models.EmailField(blank=True)