add: income-expence delete api

core/apps/finance/admin/expence.py

@@ -1,9 +1,14 @@
 from django.contrib import admin
 
-from core.apps.finance.models import Expence
+from core.apps.finance.models import Expence, DeletedExpence
 
 
 @admin.register(Expence)
 class ExpenceAdmin(admin.ModelAdmin):
     list_display = ['id', 'price', 'cash_transaction', 'status']
+    
+
+@admin.register(DeletedExpence)
+class DeletedExpenceAdmin(admin.ModelAdmin):
+    list_display = ['id', 'comment', 'expence']
     

core/apps/finance/admin/income.py

@@ -1,9 +1,15 @@
 from django.contrib import admin 
 
-from core.apps.finance.models import Income
+from core.apps.finance.models import Income, DeletedIncome
 
 
 @admin.register(Income)
 class IncomeAdmin(admin.ModelAdmin):
     list_display = ['id', 'price', 'cash_transaction']
     list_filter = ['cash_transaction', 'payment_type']
+
+
+@admin.register(DeletedIncome)
+class DeletedIncomeAdmin(admin.ModelAdmin):
+    list_display = ['id', 'comment', 'income']
+    

core/apps/finance/migrations/0025_deletedexpence.py

@@ -0,0 +1,29 @@
+# Generated by Django 5.2.4 on 2025-09-25 16:10
+
+import django.db.models.deletion
+import uuid
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('finance', '0024_expence_status'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='DeletedExpence',
+            fields=[
+                ('id', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False, unique=True)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('updated_at', models.DateTimeField(auto_now=True)),
+                ('comment', models.CharField(max_length=200)),
+                ('expence', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='deleted_expences', to='finance.expence')),
+            ],
+            options={
+                'verbose_name': "O'chirilgan chiqim",
+                'verbose_name_plural': "O'chirilgan chiqim",
+            },
+        ),
+    ]

core/apps/finance/migrations/0026_expence_is_deleted.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.2.4 on 2025-09-25 16:11
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('finance', '0025_deletedexpence'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='expence',
+            name='is_deleted',
+            field=models.BooleanField(default=False),
+        ),
+    ]

core/apps/finance/migrations/0027_deletedincome.py

@@ -0,0 +1,29 @@
+# Generated by Django 5.2.4 on 2025-09-25 16:30
+
+import django.db.models.deletion
+import uuid
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('finance', '0026_expence_is_deleted'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='DeletedIncome',
+            fields=[
+                ('id', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False, unique=True)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('updated_at', models.DateTimeField(auto_now=True)),
+                ('comment', models.CharField(max_length=200)),
+                ('income', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='deleted_incomes', to='finance.income')),
+            ],
+            options={
+                'verbose_name': "O'chirilgan kirim",
+                'verbose_name_plural': "O'chirilgan kirimlar",
+            },
+        ),
+    ]

core/apps/finance/migrations/0028_income_is_deleted.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.2.4 on 2025-09-25 16:36
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('finance', '0027_deletedincome'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='income',
+            name='is_deleted',
+            field=models.BooleanField(default=False),
+        ),
+    ]

core/apps/finance/models/expence.py

@@ -41,6 +41,7 @@ class Expence(BaseModel):
     audit = models.CharField(max_length=200, null=True, blank=True)
     file = models.FileField(null=True, blank=True, upload_to='finance/expence/files/')
     status = models.CharField(max_length=20, choices=STATUS, default='PENDING', null=True, blank=True)
+    is_deleted = models.BooleanField(default=False)
 
     def __str__(self):
         return f'{self.cash_transaction} kassa uchun chiqim {self.price}'
@@ -49,3 +50,14 @@ class Expence(BaseModel):
         verbose_name = 'chiqim'
         verbose_name_plural = 'chiqimlar'
     
+
+class DeletedExpence(BaseModel):
+    expence = models.ForeignKey(Expence, on_delete=models.CASCADE, related_name='deleted_expences')
+    comment = models.CharField(max_length=200)
+
+    def __str__(self):
+        return f'{self.expence} is deleted'
+    
+    class Meta:
+        verbose_name = "O'chirilgan chiqim"
+        verbose_name_plural = "O'chirilgan chiqim"

core/apps/finance/models/income.py

@@ -32,6 +32,7 @@ class Income(BaseModel):
     comment = models.TextField(null=True, blank=True)
     file = models.FileField(upload_to='finance/income/file/', null=True, blank=True)
     audit = models.CharField(max_length=200, null=True, blank=True)
+    is_deleted = models.BooleanField(default=False)
 
     def __str__(self):
         return f'{self.cash_transaction} kassa uchun kirim {self.price}'
@@ -41,3 +42,13 @@ class Income(BaseModel):
         verbose_name_plural = 'kirimlar'
 
 
+class DeletedIncome(BaseModel):
+    income = models.ForeignKey(Income, on_delete=models.CASCADE, related_name='deleted_incomes')
+    comment = models.CharField(max_length=200)
+
+    def __str__(self):
+        return f'{self.income} is deleted'
+    
+    class Meta:
+        verbose_name = "O'chirilgan kirim"
+        verbose_name_plural = "O'chirilgan kirimlar"

core/apps/finance/serializers/expence.py

@@ -133,3 +133,7 @@ class ExpenceListSerializer(serializers.ModelSerializer):
             'id': obj.expence_type.id,
             'name': obj.expence_type.name
         } if obj.expence_type else None
+
+
+class ExpenceDeleteSerializer(serializers.Serializer):
+    comment = serializers.CharField()

core/apps/finance/serializers/income.py

@@ -130,4 +130,8 @@ class IncomeCreateSerializer(serializers.ModelSerializer):
 
             cash_transaction.save()
             payment_type.save()
-            return income
+            return income
+        
+
+class IncomeDeleteSerializer(serializers.Serializer):
+    comment = serializers.CharField()

core/apps/finance/urls.py

@@ -50,6 +50,7 @@ urlpatterns = [
             path('list/', income_views.IncomeListApiView.as_view()),
             path('create/', income_views.IncomeCreateApiView.as_view()),
             path('<uuid:counterparty_id>/list/', income_views.CounterpartyIncomeListApiView.as_view()),
+            path('<uuid:id>/delete/', income_views.IncomeDeleteApiView.as_view()),
         ]
     )),
     path('expence_type/', include(
@@ -66,6 +67,7 @@ urlpatterns = [
             path('create/', expence_views.ExpenceCreateApiView.as_view()),
             path('<uuid:counterparty_id>/list/', expence_views.CounterpartyExpenceListApiView.as_view()),
             path('<uuid:id>/change-status/', expence_views.ChangeExpenceStatusApiView.as_view()),
+            path('<uuid:id>/delete/', expence_views.ExpenceDeleteApiView.as_view()),
         ]
     )),
     path('income_contract/', include(

core/apps/finance/views/expence.py

@@ -6,7 +6,7 @@ from rest_framework.response import Response
 from django_filters.rest_framework.backends import DjangoFilterBackend
 
 from core.apps.accounts.permissions.permissions import HasRolePermission
-from core.apps.finance.models import Expence
+from core.apps.finance.models import Expence, DeletedExpence
 from core.apps.finance.serializers import expence as serializers
 from core.apps.finance.filters.expence import ExpenceFilter
 from core.apps.counterparty.models import Counterparty
@@ -107,4 +107,39 @@ class ChangeExpenceStatusApiView(views.APIView):
                 'message': 'expence status successfully updated',
             },
             status=200
-        )
+        )
+    
+
+class ExpenceDeleteApiView(generics.GenericAPIView):
+    serializer_class = serializers.ExpenceDeleteSerializer
+    queryset = Expence.objects.all()
+    permission_classes = [HasRolePermission]
+
+    def post(self, request, id):
+        expence = get_object_or_404(Expence, id=id)
+        serializer = self.serializer_class(data=request.data)
+        if serializer.is_valid(raise_exception=True):
+            comment = serializer.validated_data.get('comment')
+            DeletedExpence.objects.create(
+                expence=expence,
+                comment=comment
+            )
+            expence.is_deleted = True
+            if expence.currency == 'uzs':
+                expence.cash_transaction.expence_balance_uzs += expence.price
+                expence.cash_transaction.total_balance_uzs += expence.price
+                expence.payment_type.total_uzs += expence.price
+            else:
+                expence.cash_transaction.expence_balance_usd += expence.price
+                expence.cash_transaction.total_balance_usd += expence.price
+                expence.payment_type.total_usd += expence.price
+
+            expence.cash_transaction.save()
+            expence.payment_type.save()
+            expence.save()
+            return Response(
+                {
+                    'success': True, 
+                    'message': 'Expence deleted',
+                }, status=200
+            )

core/apps/finance/views/income.py

@@ -5,7 +5,7 @@ from rest_framework.response import Response
 
 from django_filters.rest_framework.backends import DjangoFilterBackend
 
-from core.apps.finance.models import Income
+from core.apps.finance.models import Income, DeletedIncome
 from core.apps.finance.serializers import income as serializers
 from core.apps.accounts.permissions.permissions import HasRolePermission
 from core.apps.finance.filters.income import IncomeFilter
@@ -76,4 +76,38 @@ class CounterpartyIncomeListApiView(generics.GenericAPIView):
         if page is not None:
             ser = self.serializer_class(page, many=True)
             return self.get_paginated_response(ser.data)
-    
+    
+
+class IncomeDeleteApiView(generics.GenericAPIView):
+    serializer_class = serializers.IncomeDeleteSerializer
+    queryset = Income.objects.all()
+    permission_classes = [HasRolePermission]
+
+    def post(self, request, id):
+        income = get_object_or_404(Income, id=id)
+        serializer = self.serializer_class(data=request.data)
+        if serializer.is_valid(raise_exception=True):
+            comment = serializer.validated_data.get('comment')
+            DeletedIncome.objects.create(
+                income=income,
+                comment=comment
+            )
+            income.is_deleted = True
+            if income.currency == 'uzs':
+                income.cash_transaction.expence_balance_uzs -= income.price
+                income.cash_transaction.total_balance_uzs -= income.price
+                income.payment_type.total_uzs -= income.price
+            else:
+                income.cash_transaction.expence_balance_usd -= income.price
+                income.cash_transaction.total_balance_usd -= income.price
+                income.payment_type.total_usd -= income.price
+
+            income.cash_transaction.save()
+            income.payment_type.save()
+            income.save()
+            return Response(
+                {
+                    'success': True, 
+                    'message': 'Income deleted',
+                }, status=200
+            )