feat: red flush and cost

business/migrations/0032_order_balance_before_snapshot.py

@@ -0,0 +1,31 @@
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('business', '0031_red_flush_fields'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='purchaseorder',
+            name='balance_before_snapshot',
+            field=models.DecimalField(blank=True, decimal_places=2, max_digits=15, null=True, verbose_name='创建前供应商余额快照'),
+        ),
+        migrations.AddField(
+            model_name='salesorder',
+            name='balance_before_snapshot',
+            field=models.DecimalField(blank=True, decimal_places=2, max_digits=15, null=True, verbose_name='创建前客户余额快照'),
+        ),
+        migrations.AddField(
+            model_name='purchasereturnorder',
+            name='balance_before_snapshot',
+            field=models.DecimalField(blank=True, decimal_places=2, max_digits=15, null=True, verbose_name='创建前供应商余额快照'),
+        ),
+        migrations.AddField(
+            model_name='salesreturnorder',
+            name='balance_before_snapshot',
+            field=models.DecimalField(blank=True, decimal_places=2, max_digits=15, null=True, verbose_name='创建前客户余额快照'),
+        ),
+    ]