add: add new invalid product model and create, list api added

core/apps/wherehouse/admin/__init__.py

@@ -1,3 +1,4 @@
 from .wherehouse import *
 from .inventory import *
-from .stock_movement import *
+from .stock_movement import *
+from .invalid_product import *

core/apps/wherehouse/admin/invalid_product.py

@@ -0,0 +1,8 @@
+from django.contrib import admin 
+
+from core.apps.wherehouse.models import InvalidProduct
+
+
+@admin.register(InvalidProduct)
+class InvalidProductAdmin(admin.ModelAdmin):
+    list_display = ['inventory', 'project_folder', 'amount', 'status']

core/apps/wherehouse/admin/inventory.py

@@ -5,5 +5,5 @@ from core.apps.wherehouse.models.inventory import Inventory
 
 @admin.register(Inventory)
 class InventoryAdmin(admin.ModelAdmin):
-    list_display = ['quantity', 'wherehouse', 'product']
-    
+    list_display = ['id', 'wherehouse', 'is_invalid']
+    list_filter = ['wherehouse', 'is_invalid']

core/apps/wherehouse/migrations/0005_invalidproduct.py

@@ -0,0 +1,40 @@
+# Generated by Django 5.2.4 on 2025-08-26 17:20
+
+import django.db.models.deletion
+import uuid
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('projects', '0016_estimatework_employee_estimatework_end_date_and_more'),
+        ('wherehouse', '0004_inventory_project_inventory_project_folder'),
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='InvalidProduct',
+            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)),
+                ('amount', models.PositiveIntegerField()),
+                ('status', models.CharField(choices=[('BROKEN', 'singan'), ('LOST', 'yoqolgan'), ('OTHER', 'boshqa')], default='other', max_length=20)),
+                ('created_date', models.DateField(blank=True, null=True)),
+                ('expiry_date', models.DateField(blank=True, null=True)),
+                ('comment', models.DateField(blank=True, null=True)),
+                ('file', models.FileField(blank=True, null=True, upload_to='invalid_product/files/')),
+                ('inventory', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='invalid_products', to='wherehouse.inventory')),
+                ('project_folder', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='invalid_products', to='projects.projectfolder')),
+                ('witnesses', models.ManyToManyField(related_name='invalid_products', to=settings.AUTH_USER_MODEL)),
+                ('work', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='invalid_products', to='projects.estimatework')),
+            ],
+            options={
+                'verbose_name': 'yaroqsiz maxsulot',
+                'verbose_name_plural': 'yaroqsiz maxsulotlar',
+            },
+        ),
+    ]

core/apps/wherehouse/migrations/0006_inventory_is_invalid.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.2.4 on 2025-08-27 09:37
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('wherehouse', '0005_invalidproduct'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='inventory',
+            name='is_invalid',
+            field=models.BooleanField(default=False),
+        ),
+    ]

core/apps/wherehouse/models/__init__.py

@@ -1,3 +1,4 @@
 from .inventory import *
 from .wherehouse import *
-from .stock_movemend import *
+from .stock_movemend import *
+from .invalid_product import *

core/apps/wherehouse/models/invalid_product.py

@@ -0,0 +1,43 @@
+from django.db import models
+
+# shared
+from core.apps.shared.models import BaseModel
+# wherehouse
+from core.apps.wherehouse.models import WhereHouse, Inventory
+# projects 
+from core.apps.projects.models import ProjectFolder, EstimateWork
+# accounts
+from core.apps.accounts.models import User
+
+
+class InvalidProduct(BaseModel):
+    STATUS = (
+        ('BROKEN', 'singan'),
+        ('LOST', 'yoqolgan'),
+        ('OTHER', 'boshqa'),
+    )
+
+    # relationship
+    inventory = models.ForeignKey(Inventory, on_delete=models.CASCADE, related_name='invalid_products')
+    project_folder = models.ForeignKey(
+        ProjectFolder, on_delete=models.CASCADE, related_name='invalid_products'
+    )
+    witnesses = models.ManyToManyField(User, related_name='invalid_products')
+    work = models.ForeignKey(
+        EstimateWork, on_delete=models.SET_NULL, null=True, blank=True, related_name='invalid_products'
+    )
+    # required
+    amount = models.PositiveIntegerField()
+    status = models.CharField(max_length=20, choices=STATUS, default='other')
+    # optional
+    created_date = models.DateField(null=True, blank=True)
+    expiry_date = models.DateField(null=True, blank=True)
+    comment = models.DateField(null=True, blank=True)
+    file = models.FileField(null=True, blank=True, upload_to='invalid_product/files/')
+
+    def __str__(self):
+        return f'{self.amount} ta maxsulot yaroqsiz'
+    
+    class Meta:
+        verbose_name = 'yaroqsiz maxsulot'
+        verbose_name_plural = 'yaroqsiz maxsulotlar'

core/apps/wherehouse/models/inventory.py

@@ -26,6 +26,7 @@ class Inventory(BaseModel):
         Project, on_delete=models.SET_NULL, null=True, blank=True,
         related_name='inventories'
     )
+    is_invalid = models.BooleanField(default=False)
 
     def __str__(self):
         return f'{self.product} in {self.wherehouse}'

core/apps/wherehouse/serializers/invalid_product.py

@@ -0,0 +1,76 @@
+from django.db import transaction
+
+from rest_framework import serializers
+
+from core.apps.wherehouse.models import InvalidProduct, Inventory
+from core.apps.projects.models import ProjectFolder, EstimateWork
+from core.apps.wherehouse.serializers.inventory import InventoryListSerializer
+from core.apps.accounts.serializers.user import UserListSerializer
+
+
+class InvalidProductCreateSerializer(serializers.Serializer):
+    inventory_id = serializers.UUIDField()
+    project_folder_id = serializers.UUIDField()
+    witnesses_ids = serializers.ListField(child=serializers.UUIDField())
+    work_id = serializers.UUIDField(required=False)
+    amount = serializers.IntegerField()
+    status = serializers.ChoiceField(choices=InvalidProduct.STATUS)
+    created_date = serializers.DateField(required=False)
+    expiry_date = serializers.DateField(required=False)
+    comment = serializers.CharField(required=False)
+    file = serializers.FileField(required=False)
+
+    def validate(self, attrs):
+        inventory = Inventory.objects.filter(id=attrs['inventory_id']).first()
+        if not inventory:
+            raise serializers.ValidationError("Inventory not found")
+        project_folder = ProjectFolder.objects.filter(id=attrs['project_folder_id']).first()
+        if not project_folder:
+            raise serializers.ValidationError("Project Folder not found")
+        if attrs.get('work_id'):
+            work = EstimateWork.objects.filter(id=attrs['work_id']).first()
+            if not work:
+                raise serializers.ValidationError("Work not found")
+            attrs['work'] = work
+        attrs['inventory'] = inventory
+        attrs['project_folder'] = project_folder
+        return super().validate(attrs)
+    
+    def create(self, validated_data):
+        with transaction.atomic():
+            witnesses_ids = validated_data.pop('witnesses_ids')
+            invalid_product = InvalidProduct.objects.create(
+                inventory=validated_data.get('inventory'),
+                project_folder=validated_data.get('project_folder'),
+                work=validated_data.get('work'),
+                amount=validated_data.get('amount'),
+                status=validated_data.get('status'),
+                created_date=validated_data.get('created_date'),
+                expiry_date=validated_data.get('expiry_date'),
+                comment=validated_data.get('comment'),
+                file=validated_data.get('file'),
+            )
+            invalid_product.witnesses.set(witnesses_ids)
+            invalid_product.inventory.is_invalid = True
+            invalid_product.inventory.save()
+            invalid_product.save()
+            return invalid_product
+
+
+class InvliadProductListSerializer(serializers.ModelSerializer):
+    inventory = InventoryListSerializer()
+    project_folder = serializers.SerializerMethodField(method_name='get_folder')
+    witnesses = UserListSerializer(many=True)
+
+    class Meta:
+        model = InvalidProduct
+        fields = [
+            'id', 'status', 'inventory', 'project_folder', 'witnesses', 'work', 'amount', 
+            'created_date', 'expiry_date', 'comment', 'file'
+        ]
+    
+    def get_folder(self, obj):
+        return {
+            'id': obj.project_folder.id,
+            'name': obj.project_folder.name,
+        }

core/apps/wherehouse/urls.py

@@ -2,6 +2,7 @@ from django.urls import path, include
 
 from core.apps.wherehouse.views import wherehouse as wherehouse_views
 from core.apps.wherehouse.views import inventory as inventory_views
+from core.apps.wherehouse.views import invalid_product as invalid_product_views
 
 
 urlpatterns = [
@@ -19,4 +20,10 @@ urlpatterns = [
             path('list/', inventory_views.InventoryListApiView.as_view()),
         ]
     )),
-]
+    path('invalid_product/', include(
+        [
+            path('create/', invalid_product_views.InvalidProductCreateApiView.as_view()),
+            path('list/', invalid_product_views.InvalidProductListApiView.as_view()),
+        ]
+    )),
+] 

core/apps/wherehouse/views/invalid_product.py

@@ -0,0 +1,45 @@
+from rest_framework import generics, parsers
+from rest_framework.response import Response
+
+from core.apps.accounts.permissions.permissions import HasRolePermission
+from core.apps.wherehouse.serializers import invalid_product as serializers
+from core.apps.wherehouse.models import InvalidProduct
+
+
+class InvalidProductCreateApiView(generics.GenericAPIView):
+    serializer_class = serializers.InvalidProductCreateSerializer
+    queryset = InvalidProduct.objects.all()
+    permission_classes = [HasRolePermission]
+    required_permissions = []
+    parser_classes = [parsers.FormParser, parsers.MultiPartParser]
+
+    def post(self, request):
+        serializer = self.serializer_class(data=request.data)
+        if serializer.is_valid(raise_exception=True):
+            serializer.save()
+            return Response(
+                {'success': True, 'message': 'invalid product created'},
+                status=201
+            )
+        return Response(
+            {'success': True, 'error_message': serializer.errors},
+            status=400
+        )
+
+
+class InvalidProductListApiView(generics.GenericAPIView):
+    serializer_class = serializers.InvliadProductListSerializer
+    queryset = InvalidProduct.objects.select_related(
+        'inventory', 'project_folder', 'work'
+    ).prefetch_related('witnesses')
+    permission_classes = [HasRolePermission]
+    required_permissions = []
+
+    def get(self, request):
+        invalid_products = self.queryset
+        page = self.paginate_queryset(invalid_products)
+        if page is not None:
+            serializer = self.serializer_class(page, many=True)
+            return self.get_paginated_response(serializer.data)
+        serializer = self.serializer_class(invalid_products, many=True)
+        return Response(serializer.data, status=200) 

core/apps/wherehouse/views/inventory.py

@@ -12,7 +12,7 @@ from core.apps.accounts.permissions.permissions import HasRolePermission
 
 class InventoryListApiView(generics.GenericAPIView):
     serializer_class = serializers.InventoryListSerializer
-    queryset = Inventory.objects.select_related('product', 'unity')
+    queryset = Inventory.objects.select_related('product', 'unity').exclude(is_invalid=True)
     permissions_classes = [HasRolePermission]
     required_permissions = ['wherehouse']
     filter_backends = [DjangoFilterBackend, filters.SearchFilter]

manage.py

@@ -20,3 +20,4 @@ def main():
 
 if __name__ == '__main__':
     main()
+