Add created_at, update_at fields to Payment

apps/payment/migrations/0014_auto_20180307_0617.py

@@ -0,0 +1,29 @@
+# Generated by Django 2.0.2 on 2018-03-07 06:17
+
+from django.db import migrations, models
+import django.utils.timezone
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('payment', '0013_auto_20180304_1757'),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name='payment',
+            options={'ordering': ('created_at',), 'verbose_name': 'Платеж', 'verbose_name_plural': 'Платежи'},
+        ),
+        migrations.AddField(
+            model_name='payment',
+            name='created_at',
+            field=models.DateTimeField(auto_now_add=True, default=django.utils.timezone.now),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='payment',
+            name='update_at',
+            field=models.DateTimeField(auto_now=True),
+        ),
+    ]

apps/payment/models.py

@@ -84,10 +84,13 @@ class Payment(PolymorphicModel):
     amount = models.DecimalField('Итого', max_digits=8, decimal_places=2, default=0, editable=False)
     status = models.PositiveSmallIntegerField('Статус платежа', choices=PW_STATUS_CHOICES, null=True, editable=False)
     data = JSONField('Данные платежа от провайдера', default={}, editable=False)
+    created_at = models.DateTimeField(auto_now_add=True)
+    update_at = models.DateTimeField(auto_now=True)
 
     class Meta:
         verbose_name = 'Платеж'
         verbose_name_plural = 'Платежи'
+        ordering = ('created_at',)
 
     def calc_commission(self):
         return self.amount * config.SERVICE_COMMISSION / 100