add new apis

config/conf/rest_framework.py

@@ -1,7 +1,9 @@
 REST_FRAMEWORK = {
     "DEFAULT_AUTHENTICATION_CLASSES": [
         'rest_framework.authentication.SessionAuthentication',
-        'rest_framework.authentication.BasicAuthentication'
+        'rest_framework.authentication.BasicAuthentication',
         'rest_framework_simplejwt.authentication.JWTAuthentication',
-    ]
+    ],
+    'DEFAULT_PAGINATION_CLASS': 'core.apps.shared.paginations.custom.CustomPageNumberPagination',
+    'PAGE_SIZE': 10
 }

core/apps/company/views/company.py

@@ -3,7 +3,7 @@ from rest_framework.response import Response
 
 from core.apps.company.models import Company
 from core.apps.company.serializers import company as serializers
-
+from core.apps.shared.paginations.custom import CustomPageNumberPagination
 from core.apps.accounts.permissions.permissions import HasRolePermission
 
 
@@ -12,6 +12,7 @@ class CompanyListApiView(generics.ListAPIView):
     queryset = Company.objects.all()
     permission_classes = [HasRolePermission]
     required_permissions = []
+    pagination_class = CustomPageNumberPagination
 
 
 class CompanyDetailApiView(generics.RetrieveAPIView):

core/apps/orders/migrations/0002_order_employee_order_status.py

@@ -0,0 +1,26 @@
+# Generated by Django 5.2.4 on 2025-08-01 16:41
+
+import django.db.models.deletion
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('orders', '0001_initial'),
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='order',
+            name='employee',
+            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.CASCADE, related_name='orders', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AddField(
+            model_name='order',
+            name='status',
+            field=models.CharField(choices=[('NEW', 'yangi'), ('CANCELLED', 'bekor qilindi'), ('ACCEPTED', 'qabul qilindi')], default='NEW', max_length=20),
+        ),
+    ]

core/apps/orders/models/order.py

@@ -9,6 +9,12 @@ from core.apps.wherehouse.models import WhereHouse
 
 
 class Order(BaseModel):
+    STATUS = (
+        ('NEW', 'yangi'),
+        ('CANCELLED', "bekor qilindi"),
+        ('ACCEPTED', 'qabul qilindi'),
+    )
+
     product = models.ForeignKey(
         Product, on_delete=models.CASCADE, related_name='orders'
     )
@@ -26,7 +32,9 @@ class Order(BaseModel):
     )
     date = models.DateField()
     quantity = models.PositiveBigIntegerField(default=1)
-    
+    status = models.CharField(max_length=20, choices=STATUS, default="NEW")
+    employee = models.ForeignKey(User, on_delete=models.CASCADE, related_name='orders', null=True)
+
     def __str__(self):
         return f"{self.product} {self.unity} quantity order"
     

core/apps/orders/serializers/order.py

@@ -3,9 +3,20 @@ from django.db import transaction
 from rest_framework import serializers
 
 from core.apps.orders.models import Order, OrderApplication
+# products
 from core.apps.products.models import Product, Unity
+from core.apps.products.serializers.product import ProductListSerializer
+from core.apps.products.serializers.unity import UnityListSerializer
+# wherehouse
 from core.apps.wherehouse.models import WhereHouse
+from core.apps.wherehouse.serializers.wherehouse import WhereHouseListSerializer
+# projects
 from core.apps.projects.models import Project, ProjectDepartment
+from core.apps.projects.serializers.project import (
+    ProjectListSerializer, 
+    ProjectDepartmentListSerializer
+)
+
 
 
 class OrderCreateSerializer(serializers.Serializer):
@@ -48,28 +59,16 @@ class OrderCreateSerializer(serializers.Serializer):
         return data
     
 
-class OrderApplicationCreateSerializer(serializers.Serializer):
-    orders = serializers.ListSerializer(child=OrderCreateSerializer())
+class OrderListSerializer(serializers.ModelSerializer):
+    product = ProductListSerializer()
+    unity = UnityListSerializer()
+    project = ProjectListSerializer()
+    project_department = ProjectDepartmentListSerializer()
+    wherehouse = WhereHouseListSerializer()
 
-    def create(self, validated_data):
-        employee = self.context.get('user')
-        orders_data = validated_data.pop('orders')
-        application = OrderApplication.objects.create(
-            employee=employee, status="NEW"
-        )
-
-        order_objs = []
-        for order_data in orders_data:
-            order_objs.append(Order(
-                product=order_data['product'],
-                unity=order_data['unity'],
-                quantity=order_data['quantity'],
-                wherehouse=order_data['wherehouse'],
-                project=order_data['project'],
-                project_department=order_data.get('project_department'),
-                date=order_data['date']
-            ))
-
-        created_orders = Order.objects.bulk_create(order_objs)
-        application.orders.add(*created_orders)
-        return application
+    class Meta:
+        model = Order
+        fields = [
+            'id', 'product', 'unity', 'quantity', 'project', 'project_department',
+            'wherehouse', 'date', 'status', 'employee'
+        ]

core/apps/orders/serializers/order_application.py

@@ -0,0 +1,41 @@
+from rest_framework import serializers
+
+from core.apps.orders.models import OrderApplication, Order
+from core.apps.orders.serializers.order import OrderCreateSerializer, OrderListSerializer
+
+
+class OrderApplicationCreateSerializer(serializers.Serializer):
+    orders = serializers.ListSerializer(child=OrderCreateSerializer())
+
+    def create(self, validated_data):
+        employee = self.context.get('user')
+        orders_data = validated_data.pop('orders')
+        application = OrderApplication.objects.create(
+            employee=employee, status="NEW"
+        )
+
+        order_objs = []
+        for order_data in orders_data:
+            order_objs.append(Order(
+                product=order_data['product'],
+                unity=order_data['unity'],
+                quantity=order_data['quantity'],
+                wherehouse=order_data['wherehouse'],
+                project=order_data['project'],
+                project_department=order_data.get('project_department'),
+                date=order_data['date']
+            ))
+
+        created_orders = Order.objects.bulk_create(order_objs)
+        application.orders.add(*created_orders)
+        return application
+    
+
+class OrderApplicationListSerializer(serializers.ModelSerializer):
+    orders = OrderListSerializer(many=True)
+    
+    class Meta:
+        model = OrderApplication
+        fields = [
+            'id', 'employee', 'status', 'orders'
+        ]

core/apps/orders/urls.py

@@ -1,11 +1,19 @@
 from django.urls import path, include
 
+from core.apps.orders.views import order_application as application_views
 from core.apps.orders.views import order as order_views
 
+
 urlpatterns = [
     path('order_application/', include(
         [
-            path('create/', order_views.OrderApplicationCreateApiView.as_view()),
+            path('create/', application_views.OrderApplicationCreateApiView.as_view()),
+            path('list/', application_views.OrderApplicationListApiView.as_view()),
+        ]
+    )),
+    path('order/', include(
+        [
+            path('list/', order_views.OrderListApiView.as_view()),
         ]
     )),
 ]

core/apps/orders/views/order.py

@@ -1,18 +1,17 @@
-from rest_framework import generics, response
+from rest_framework import generics, status
 from rest_framework.response import Response
 
-from core.apps.orders.models import Order, OrderApplication
 from core.apps.orders.serializers import order as serializers
+from core.apps.orders.models import Order
 from core.apps.accounts.permissions.permissions import HasRolePermission
+from core.apps.shared.paginations.custom import CustomPageNumberPagination
 
 
-class OrderApplicationCreateApiView(generics.CreateAPIView):
-    serializer_class = serializers.OrderApplicationCreateSerializer
-    queryset = OrderApplication.objects.all()
+class OrderListApiView(generics.ListAPIView):
+    serializer_class = serializers.OrderListSerializer
+    queryset = Order.objects.select_related(
+        'product', 'unity', 'project', 'project_department', 'wherehouse'
+    )
     permission_classes = [HasRolePermission]
     required_permissions = []
-
-    def get_serializer_context(self):
-        context = super().get_serializer_context()
-        context['user'] = self.request.user
-        return context
+    pagination_class = CustomPageNumberPagination

core/apps/orders/views/order_application.py

@@ -0,0 +1,27 @@
+from rest_framework import generics, response
+from rest_framework.response import Response
+
+from core.apps.orders.models import Order, OrderApplication
+from core.apps.orders.serializers import order_application as serializers
+from core.apps.accounts.permissions.permissions import HasRolePermission
+from core.apps.shared.paginations.custom import CustomPageNumberPagination
+
+
+class OrderApplicationCreateApiView(generics.CreateAPIView):
+    serializer_class = serializers.OrderApplicationCreateSerializer
+    queryset = OrderApplication.objects.all()
+    permission_classes = [HasRolePermission]
+    required_permissions = []
+
+    def get_serializer_context(self):
+        context = super().get_serializer_context()
+        context['user'] = self.request.user
+        return context
+    
+
+class OrderApplicationListApiView(generics.ListAPIView):
+    queryset = OrderApplication.objects.prefetch_related('orders')
+    serializer_class = serializers.OrderApplicationListSerializer
+    pagination_class = CustomPageNumberPagination
+    permission_classes = [HasRolePermission]
+    required_permissions = []

core/apps/products/migrations/0004_product_type.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.2.4 on 2025-08-01 17:27
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('products', '0003_unity'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='product',
+            name='type',
+            field=models.CharField(choices=[('TANGIBLE', "ushlab bo'ladigan"), ('INTANGIBLE', "ushlab bo'lmaydigan")], default='TANGIBLE', max_length=20),
+        ),
+    ]

core/apps/products/models/product.py

@@ -5,7 +5,13 @@ from core.apps.shared.models import BaseModel
 
 
 class Product(BaseModel):
+    TYPE = (
+        ("TANGIBLE", "ushlab bo'ladigan"),
+        ("INTANGIBLE", "ushlab bo'lmaydigan"),
+    )
+
     name = models.CharField(max_length=200)
+    type = models.CharField(max_length=20, choices=TYPE, default="TANGIBLE")
 
     def __str__(self):
         return self.name

core/apps/products/serializers/product.py

@@ -7,5 +7,5 @@ class ProductListSerializer(serializers.ModelSerializer):
     class Meta:
         model = Product
         fields = [
-            'id', 'name'
+            'id', 'name', 'type'
         ]

core/apps/products/views/product.py

@@ -4,10 +4,12 @@ from rest_framework.response import Response
 from core.apps.products.models.product import Product
 from core.apps.products.serializers import product as serializers
 from core.apps.accounts.permissions.permissions import HasRolePermission
+from core.apps.shared.paginations.custom import CustomPageNumberPagination
 
 
 class ProductListApiView(generics.ListAPIView):
     serializer_class = serializers.ProductListSerializer
     queryset = Product.objects.all()
     permission_classes = [HasRolePermission]
-    required_permissions = []
+    required_permissions = []
+    pagination_class = CustomPageNumberPagination

core/apps/products/views/unity.py

@@ -4,10 +4,12 @@ from rest_framework.response import Response
 from core.apps.products.models import Unity
 from core.apps.products.serializers import unity as serializers
 from core.apps.accounts.permissions.permissions import HasRolePermission
+from core.apps.shared.paginations.custom import CustomPageNumberPagination
 
 
 class UnityListApiView(generics.ListAPIView):
     serializer_class = serializers.UnityListSerializer
     queryset = Unity.objects.all()
     permission_classes = [HasRolePermission]
-    required_permissions = []
+    required_permissions = []
+    pagination_class = CustomPageNumberPagination

core/apps/projects/views/project.py

@@ -4,6 +4,7 @@ from rest_framework.response import Response
 from core.apps.projects.models.project import Project, ProjectDepartment
 from core.apps.projects.serializers import project as serializers
 from core.apps.accounts.permissions.permissions import HasRolePermission
+from core.apps.shared.paginations.custom import CustomPageNumberPagination
 
 
 class ProjectListApiView(generics.ListAPIView):
@@ -11,6 +12,7 @@ class ProjectListApiView(generics.ListAPIView):
     queryset = Project.objects.all()
     permission_classes = [HasRolePermission]
     required_permissions = []
+    pagination_class = CustomPageNumberPagination
 
 
 class ProjectDetailApiView(generics.RetrieveAPIView):

core/apps/shared/paginations/custom.py

@@ -0,0 +1,22 @@
+from rest_framework.pagination import PageNumberPagination
+
+
+from rest_framework.pagination import PageNumberPagination
+from rest_framework.response import Response
+
+class CustomPageNumberPagination(PageNumberPagination):
+    page_size = 10
+    page_query_param = 'page'
+    page_size_query_param = 'page_size'
+    max_page_size = 100
+
+    def get_paginated_response(self, data):
+        return Response({
+            'total': self.page.paginator.count,
+            'page': self.page.number,
+            'page_size': self.get_page_size(self.request),
+            'total_pages': self.page.paginator.num_pages,
+            'has_next': self.page.has_next(),
+            'has_previous': self.page.has_previous(),
+            'results': data
+        })