Updating for products/recurring periods

uncloud_pay/migrations/0028_auto_20201006_1529.py

@@ -0,0 +1,36 @@
+# Generated by Django 3.1 on 2020-10-06 15:29
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('uncloud_pay', '0027_auto_20201006_1319'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='product',
+            name='default_recurring_period',
+        ),
+        migrations.CreateModel(
+            name='ProductToRecurringPeriod',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('is_default', models.BooleanField(default=False)),
+                ('product', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='uncloud_pay.product')),
+                ('recurring_period', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='uncloud_pay.recurringperiod')),
+            ],
+        ),
+        migrations.AddField(
+            model_name='product',
+            name='recurring_periods',
+            field=models.ManyToManyField(through='uncloud_pay.ProductToRecurringPeriod', to='uncloud_pay.RecurringPeriod'),
+        ),
+        migrations.AddConstraint(
+            model_name='producttorecurringperiod',
+            constraint=models.UniqueConstraint(condition=models.Q(is_default=True), fields=('recurring_period', 'product'), name='one_default_recurring_period_per_product'),
+        ),
+    ]

uncloud_pay/migrations/0029_auto_20201006_1540.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.1 on 2020-10-06 15:40
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('uncloud_pay', '0028_auto_20201006_1529'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='product',
+            name='name',
+            field=models.CharField(max_length=256, unique=True),
+        ),
+    ]

uncloud_pay/migrations/0030_auto_20201006_1640.py

@@ -0,0 +1,21 @@
+# Generated by Django 3.1 on 2020-10-06 16:40
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('uncloud_pay', '0029_auto_20201006_1540'),
+    ]
+
+    operations = [
+        migrations.RemoveConstraint(
+            model_name='producttorecurringperiod',
+            name='one_default_recurring_period_per_product',
+        ),
+        migrations.AddConstraint(
+            model_name='producttorecurringperiod',
+            constraint=models.UniqueConstraint(condition=models.Q(is_default=True), fields=('product',), name='one_default_recurring_period_per_product'),
+        ),
+    ]