chore: Add created_at field to Adventure and Collection models

backend/server/adventures/migrations/0010_adventure_created_at_collection_created_at.py

@@ -0,0 +1,26 @@
+# Generated by Django 5.0.6 on 2024-07-18 19:27
+
+import django.utils.timezone
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('adventures', '0009_alter_adventure_image'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='adventure',
+            name='created_at',
+            field=models.DateTimeField(auto_now_add=True, default=django.utils.timezone.now),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='collection',
+            name='created_at',
+            field=models.DateTimeField(auto_now_add=True, default=django.utils.timezone.now),
+            preserve_default=False,
+        ),
+    ]

backend/server/adventures/models.py

@@ -35,6 +35,7 @@ class Adventure(models.Model):
     longitude = models.DecimalField(max_digits=9, decimal_places=6, null=True, blank=True)
     latitude = models.DecimalField(max_digits=9, decimal_places=6, null=True, blank=True)
     collection = models.ForeignKey('Collection', on_delete=models.CASCADE, blank=True, null=True)
+    created_at = models.DateTimeField(auto_now_add=True)
 
     def clean(self):
         if self.collection:
@@ -53,6 +54,7 @@ class Collection(models.Model):
     name = models.CharField(max_length=200)
     description = models.TextField(blank=True, null=True)
     is_public = models.BooleanField(default=False)
+    created_at = models.DateTimeField(auto_now_add=True)
 
     # if connected adventures are private and collection is public, raise an error
     def clean(self):

backend/server/adventures/views.py

@@ -31,11 +31,11 @@ class AdventureViewSet(viewsets.ModelViewSet):
     pagination_class = StandardResultsSetPagination
 
     def apply_sorting(self, queryset):
-        order_by = self.request.query_params.get('order_by', 'name')
+        order_by = self.request.query_params.get('order_by', 'created_at')
         order_direction = self.request.query_params.get('order_direction', 'asc')
         include_collections = self.request.query_params.get('include_collections', 'true')
 
-        valid_order_by = ['name', 'type', 'date', 'rating']
+        valid_order_by = ['name', 'type', 'date', 'rating', 'created_at']
         if order_by not in valid_order_by:
             order_by = 'name'
 
@@ -52,6 +52,13 @@ class AdventureViewSet(viewsets.ModelViewSet):
         if order_direction == 'desc':
             ordering = f'-{ordering}'
 
+        # reverse ordering for created_at field
+        if order_by == 'created_at':
+            if order_direction == 'asc':
+                ordering = '-created_at'
+            else:
+                ordering = 'created_at'
+
         print(f"Ordering by: {ordering}")  # For debugging
 
         if include_collections == 'false':