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',
+            ),
+        ),
+    ]

accounting/migrations/0004_party_funzone_fields.py

@@ -0,0 +1,84 @@
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('accounting', '0003_sales_module'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='party',
+            name='external_id',
+            field=models.UUIDField(blank=True, db_index=True, null=True),
+        ),
+        migrations.AddField(
+            model_name='party',
+            name='external_source',
+            field=models.CharField(blank=True, default='', max_length=30),
+        ),
+        migrations.AddField(
+            model_name='party',
+            name='first_name',
+            field=models.CharField(blank=True, default='', max_length=100),
+        ),
+        migrations.AddField(
+            model_name='party',
+            name='last_name',
+            field=models.CharField(blank=True, default='', max_length=100),
+        ),
+        migrations.AddField(
+            model_name='party',
+            name='username',
+            field=models.CharField(blank=True, default='', max_length=100),
+        ),
+        migrations.AddField(
+            model_name='party',
+            name='email',
+            field=models.EmailField(blank=True, default='', max_length=254),
+        ),
+        migrations.AddField(
+            model_name='party',
+            name='national_code',
+            field=models.CharField(blank=True, default='', max_length=20),
+        ),
+        migrations.AddField(
+            model_name='party',
+            name='iban',
+            field=models.CharField(blank=True, default='', max_length=34),
+        ),
+        migrations.AddField(
+            model_name='party',
+            name='wallet_balance',
+            field=models.FloatField(default=0),
+        ),
+        migrations.AddField(
+            model_name='party',
+            name='is_active',
+            field=models.BooleanField(default=True),
+        ),
+        migrations.AddField(
+            model_name='party',
+            name='is_verified',
+            field=models.BooleanField(default=False),
+        ),
+        migrations.AddField(
+            model_name='party',
+            name='birthday',
+            field=models.DateField(blank=True, null=True),
+        ),
+        migrations.AddField(
+            model_name='party',
+            name='venues',
+            field=models.JSONField(blank=True, default=list),
+        ),
+        migrations.AddConstraint(
+            model_name='party',
+            constraint=models.UniqueConstraint(
+                condition=models.Q(external_id__isnull=False),
+                fields=('external_id', 'external_source'),
+                name='unique_external_party',
+            ),
+        ),
+    ]

accounting/migrations/0005_treasury_source.py

@@ -0,0 +1,16 @@
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('accounting', '0004_party_funzone_fields'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='treasurytxn',
+            name='source',
+            field=models.CharField(blank=True, default='', max_length=120),
+        ),
+    ]

accounting/migrations/0006_treasury_fee_fields.py

@@ -0,0 +1,26 @@
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('accounting', '0005_treasury_source'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='treasurytxn',
+            name='tax_amount',
+            field=models.FloatField(default=0),
+        ),
+        migrations.AddField(
+            model_name='treasurytxn',
+            name='platform_profit_amount',
+            field=models.FloatField(default=0),
+        ),
+        migrations.AddField(
+            model_name='treasurytxn',
+            name='owner_net_amount',
+            field=models.FloatField(default=0),
+        ),
+    ]

accounting/models.py

@@ -40,6 +40,11 @@ class Party(models.Model):
         ('customer', 'Customer'),
         ('supplier', 'Supplier'),
     ]
+    EXTERNAL_SOURCES = [
+        ('', 'Manual'),
+        ('funzone_customer', 'FunZone Customer'),
+        ('funzone_owner', 'FunZone Owner'),
+    ]
 
     id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
     kind = models.CharField(max_length=20, choices=PARTY_KINDS)
@@ -48,11 +53,33 @@ class Party(models.Model):
     economic_code = models.CharField(max_length=50, blank=True, default='')
     address = models.TextField(blank=True, default='')
     opening_balance = models.FloatField(default=0)
+    external_id = models.UUIDField(null=True, blank=True, db_index=True)
+    external_source = models.CharField(
+        max_length=30, choices=EXTERNAL_SOURCES, blank=True, default=''
+    )
+    first_name = models.CharField(max_length=100, blank=True, default='')
+    last_name = models.CharField(max_length=100, blank=True, default='')
+    username = models.CharField(max_length=100, blank=True, default='')
+    email = models.EmailField(blank=True, default='')
+    national_code = models.CharField(max_length=20, blank=True, default='')
+    iban = models.CharField(max_length=34, blank=True, default='')
+    wallet_balance = models.FloatField(default=0)
+    is_active = models.BooleanField(default=True)
+    is_verified = models.BooleanField(default=False)
+    birthday = models.DateField(null=True, blank=True)
+    venues = models.JSONField(default=list, blank=True)
     created_at = models.DateTimeField(auto_now_add=True)
 
     class Meta:
         db_table = 'accounting_parties'
         ordering = ['name']
+        constraints = [
+            models.UniqueConstraint(
+                fields=['external_id', 'external_source'],
+                condition=models.Q(external_id__isnull=False),
+                name='unique_external_party',
+            ),
+        ]
 
     def __str__(self):
         return self.name
@@ -120,6 +147,51 @@ class VoucherLine(models.Model):
         return f"Line {self.account_id} D:{self.debit} C:{self.credit}"
 
 
+class SalesType(models.Model):
+    """A sales category (نوع فروش) referenced by sales documents."""
+
+    id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
+    code = models.CharField(max_length=50, db_index=True)
+    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)
+
+    class Meta:
+        db_table = 'accounting_sales_types'
+        ordering = ['code']
+
+    def __str__(self):
+        return f"{self.code} - {self.name}"
+
+
+class PartyAdjustment(models.Model):
+    """Debit/credit notice adjusting a customer receivable (اعلامیه بدهکار/بستانکار)."""
+
+    ADJUSTMENT_KINDS = [
+        ('debit', 'Debit'),
+        ('credit', 'Credit'),
+    ]
+
+    id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
+    number = models.PositiveIntegerField(default=0)
+    party = models.ForeignKey(
+        Party, on_delete=models.CASCADE, related_name='adjustments'
+    )
+    kind = models.CharField(max_length=20, choices=ADJUSTMENT_KINDS)
+    date = models.DateField()
+    amount = models.FloatField(default=0)
+    description = models.TextField(blank=True, default='')
+    created_at = models.DateTimeField(auto_now_add=True)
+
+    class Meta:
+        db_table = 'accounting_party_adjustments'
+        ordering = ['-date', '-number']
+
+    def __str__(self):
+        return f"{self.kind} notice #{self.number}"
+
+
 class Invoice(models.Model):
     """A sales or purchase invoice (فاکتور)."""
 
@@ -127,6 +199,11 @@ class Invoice(models.Model):
         ('sale', 'Sale'),
         ('purchase', 'Purchase'),
     ]
+    DOCUMENT_TYPES = [
+        ('proforma', 'Proforma'),
+        ('invoice', 'Invoice'),
+        ('return', 'Return'),
+    ]
     STATUS_CHOICES = [
         ('draft', 'Draft'),
         ('confirmed', 'Confirmed'),
@@ -135,10 +212,19 @@ class Invoice(models.Model):
 
     id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
     kind = models.CharField(max_length=20, choices=INVOICE_KINDS)
+    document_type = models.CharField(
+        max_length=20, choices=DOCUMENT_TYPES, default='invoice'
+    )
     number = models.PositiveIntegerField(default=0)
     party = models.ForeignKey(
         Party, on_delete=models.SET_NULL, null=True, blank=True, related_name='invoices'
     )
+    sales_type = models.ForeignKey(
+        SalesType, on_delete=models.SET_NULL, null=True, blank=True, related_name='invoices'
+    )
+    related_invoice = models.ForeignKey(
+        'self', on_delete=models.SET_NULL, null=True, blank=True, related_name='derived_docs'
+    )
     date = models.DateField()
     status = models.CharField(max_length=20, choices=STATUS_CHOICES, default='draft')
     note = models.TextField(blank=True, default='')
@@ -194,8 +280,12 @@ class TreasuryTxn(models.Model):
         Party, on_delete=models.SET_NULL, null=True, blank=True, related_name='treasury_txns'
     )
     amount = models.FloatField(default=0)
+    tax_amount = models.FloatField(default=0)
+    platform_profit_amount = models.FloatField(default=0)
+    owner_net_amount = models.FloatField(default=0)
     reference = models.CharField(max_length=120, blank=True, default='')
     description = models.TextField(blank=True, default='')
+    source = models.CharField(max_length=120, blank=True, default='')
     created_at = models.DateTimeField(auto_now_add=True)
 
     class Meta:

accounting/serializers.py

@@ -8,8 +8,10 @@ from .models import (
     Invoice,
     InvoiceLine,
     Party,
+    PartyAdjustment,
     Payslip,
     Product,
+    SalesType,
     TreasuryTxn,
     Voucher,
     VoucherLine,
@@ -31,10 +33,22 @@ class AccountSerializer(serializers.ModelSerializer):
 class PartySerializer(serializers.ModelSerializer):
     economicCode = serializers.CharField(source='economic_code', required=False, allow_blank=True)
     openingBalance = serializers.FloatField(source='opening_balance', required=False)
+    externalId = serializers.UUIDField(source='external_id', required=False, allow_null=True)
+    externalSource = serializers.CharField(source='external_source', required=False, allow_blank=True)
+    firstName = serializers.CharField(source='first_name', required=False, allow_blank=True)
+    lastName = serializers.CharField(source='last_name', required=False, allow_blank=True)
+    nationalCode = serializers.CharField(source='national_code', required=False, allow_blank=True)
+    walletBalance = serializers.FloatField(source='wallet_balance', required=False)
+    isActive = serializers.BooleanField(source='is_active', required=False)
+    isVerified = serializers.BooleanField(source='is_verified', required=False)
 
     class Meta:
         model = Party
-        fields = ['id', 'kind', 'name', 'phone', 'economicCode', 'address', 'openingBalance']
+        fields = [
+            'id', 'kind', 'name', 'phone', 'economicCode', 'address', 'openingBalance',
+            'externalId', 'externalSource', 'firstName', 'lastName', 'username', 'email',
+            'nationalCode', 'iban', 'walletBalance', 'isActive', 'isVerified', 'birthday', 'venues',
+        ]
 
 
 class ProductSerializer(serializers.ModelSerializer):
@@ -87,6 +101,20 @@ class VoucherSerializer(serializers.ModelSerializer):
         return instance
 
 
+class SalesTypeSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = SalesType
+        fields = ['id', 'code', 'name', 'description', 'active']
+
+
+class PartyAdjustmentSerializer(serializers.ModelSerializer):
+    partyId = serializers.PrimaryKeyRelatedField(source='party', queryset=Party.objects.all())
+
+    class Meta:
+        model = PartyAdjustment
+        fields = ['id', 'number', 'partyId', 'kind', 'date', 'amount', 'description']
+
+
 class InvoiceLineSerializer(serializers.ModelSerializer):
     # Lenient: accepts client-generated ids (ignored on write, recreated server-side).
     id = serializers.CharField(required=False)
@@ -105,11 +133,21 @@ class InvoiceSerializer(serializers.ModelSerializer):
     partyId = serializers.PrimaryKeyRelatedField(
         source='party', queryset=Party.objects.all(), allow_null=True, required=False
     )
+    documentType = serializers.CharField(source='document_type', required=False)
+    salesTypeId = serializers.PrimaryKeyRelatedField(
+        source='sales_type', queryset=SalesType.objects.all(), allow_null=True, required=False
+    )
+    relatedInvoiceId = serializers.PrimaryKeyRelatedField(
+        source='related_invoice', queryset=Invoice.objects.all(), allow_null=True, required=False
+    )
     lines = InvoiceLineSerializer(many=True)
 
     class Meta:
         model = Invoice
-        fields = ['id', 'kind', 'number', 'partyId', 'date', 'status', 'note', 'lines']
+        fields = [
+            'id', 'kind', 'documentType', 'number', 'partyId', 'salesTypeId',
+            'relatedInvoiceId', 'date', 'status', 'note', 'lines',
+        ]
 
     @transaction.atomic
     def create(self, validated_data):
@@ -139,9 +177,18 @@ class TreasuryTxnSerializer(serializers.ModelSerializer):
         source='party', queryset=Party.objects.all(), allow_null=True, required=False
     )
 
+    amount = serializers.FloatField(required=False)
+    taxAmount = serializers.FloatField(source='tax_amount', required=False)
+    platformProfitAmount = serializers.FloatField(source='platform_profit_amount', required=False)
+    ownerNetAmount = serializers.FloatField(source='owner_net_amount', required=False)
+
     class Meta:
         model = TreasuryTxn
-        fields = ['id', 'number', 'kind', 'method', 'date', 'partyId', 'amount', 'reference', 'description']
+        fields = [
+            'id', 'number', 'kind', 'method', 'date', 'partyId', 'amount',
+            'taxAmount', 'platformProfitAmount', 'ownerNetAmount',
+            'reference', 'description', 'source',
+        ]
 
 
 class EmployeeSerializer(serializers.ModelSerializer):

accounting/urls.py

@@ -6,9 +6,11 @@ from .views import (
     CompanySettingsView,
     EmployeeViewSet,
     InvoiceViewSet,
+    PartyAdjustmentViewSet,
     PartyViewSet,
     PayslipViewSet,
     ProductViewSet,
+    SalesTypeViewSet,
     TreasuryTxnViewSet,
     VoucherViewSet,
     reset_accounting_data,
@@ -20,6 +22,8 @@ router.register(r'parties', PartyViewSet, basename='accounting-party')
 router.register(r'products', ProductViewSet, basename='accounting-product')
 router.register(r'vouchers', VoucherViewSet, basename='accounting-voucher')
 router.register(r'invoices', InvoiceViewSet, basename='accounting-invoice')
+router.register(r'sales-types', SalesTypeViewSet, basename='accounting-sales-type')
+router.register(r'party-adjustments', PartyAdjustmentViewSet, basename='accounting-party-adjustment')
 router.register(r'treasury', TreasuryTxnViewSet, basename='accounting-treasury')
 router.register(r'employees', EmployeeViewSet, basename='accounting-employee')
 router.register(r'payslips', PayslipViewSet, basename='accounting-payslip')

accounting/views.py

@@ -10,8 +10,10 @@ from .models import (
     Employee,
     Invoice,
     Party,
+    PartyAdjustment,
     Payslip,
     Product,
+    SalesType,
     TreasuryTxn,
     Voucher,
 )
@@ -22,9 +24,11 @@ from .serializers import (
     CompanySettingsSerializer,
     EmployeeSerializer,
     InvoiceSerializer,
+    PartyAdjustmentSerializer,
     PartySerializer,
     PayslipSerializer,
     ProductSerializer,
+    SalesTypeSerializer,
     TreasuryTxnSerializer,
     VoucherSerializer,
 )
@@ -66,6 +70,18 @@ class InvoiceViewSet(_AdminModelViewSet):
     pagination_class = None
 
 
+class SalesTypeViewSet(_AdminModelViewSet):
+    queryset = SalesType.objects.all()
+    serializer_class = SalesTypeSerializer
+    pagination_class = None
+
+
+class PartyAdjustmentViewSet(_AdminModelViewSet):
+    queryset = PartyAdjustment.objects.all()
+    serializer_class = PartyAdjustmentSerializer
+    pagination_class = None
+
+
 class TreasuryTxnViewSet(_AdminModelViewSet):
     queryset = TreasuryTxn.objects.all()
     serializer_class = TreasuryTxnSerializer
@@ -117,6 +133,8 @@ def reset_accounting_data(request):
     """Wipes all accounting data and recreates a clean, zeroed starting point."""
     Voucher.objects.all().delete()
     Invoice.objects.all().delete()
+    PartyAdjustment.objects.all().delete()
+    SalesType.objects.all().delete()
     TreasuryTxn.objects.all().delete()
     Payslip.objects.all().delete()
     Employee.objects.all().delete()