Add sales types, party adjustments, FunZone party fields, and treasury fee support

Co-authored-by: Cursor <cursoragent@cursor.com>

accounting/migrations/0003_sales_module.py

@@ -0,0 +1,78 @@
+# Generated manually for sales module extensions
+
+from django.db import migrations, models
+import django.db.models.deletion
+import uuid
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('accounting', '0002_seed_chart_of_accounts'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='SalesType',
+            fields=[
+                ('id', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
+                ('code', models.CharField(db_index=True, max_length=50)),
+                ('name', models.CharField(max_length=150)),
+                ('description', models.TextField(blank=True, default='')),
+                ('active', models.BooleanField(default=True)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+            ],
+            options={
+                'db_table': 'accounting_sales_types',
+                'ordering': ['code'],
+            },
+        ),
+        migrations.CreateModel(
+            name='PartyAdjustment',
+            fields=[
+                ('id', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
+                ('number', models.PositiveIntegerField(default=0)),
+                ('kind', models.CharField(choices=[('debit', 'Debit'), ('credit', 'Credit')], max_length=20)),
+                ('date', models.DateField()),
+                ('amount', models.FloatField(default=0)),
+                ('description', models.TextField(blank=True, default='')),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('party', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='adjustments', to='accounting.party')),
+            ],
+            options={
+                'db_table': 'accounting_party_adjustments',
+                'ordering': ['-date', '-number'],
+            },
+        ),
+        migrations.AddField(
+            model_name='invoice',
+            name='document_type',
+            field=models.CharField(
+                choices=[('proforma', 'Proforma'), ('invoice', 'Invoice'), ('return', 'Return')],
+                default='invoice',
+                max_length=20,
+            ),
+        ),
+        migrations.AddField(
+            model_name='invoice',
+            name='related_invoice',
+            field=models.ForeignKey(
+                blank=True,
+                null=True,
+                on_delete=django.db.models.deletion.SET_NULL,
+                related_name='derived_docs',
+                to='accounting.invoice',
+            ),
+        ),
+        migrations.AddField(
+            model_name='invoice',
+            name='sales_type',
+            field=models.ForeignKey(
+                blank=True,
+                null=True,
+                on_delete=django.db.models.deletion.SET_NULL,
+                related_name='invoices',
+                to='accounting.salestype',
+            ),
+        ),
+    ]