order uchun crud apilar qoshildi

core/apps/dashboard/serializers/order.py

@@ -0,0 +1,147 @@
+# django 
+from django.db import transaction
+from django.core.files.base import ContentFile
+
+# rest framework
+from rest_framework import serializers
+
+# orders 
+from core.apps.orders.models import Order, OrderItem
+from core.apps.orders.serializers.order_item import OrderItemSerializer
+# shared
+from core.apps.shared.models import Factory
+# accounts
+from core.apps.accounts.models import User
+# services
+from core.services.generate_pdf import generate_order_pdf
+from core.services.send_telegram_msg import send_to_telegram
+
+
+class AdminOrderCreateSerializer(serializers.Serializer):
+    factory_id = serializers.IntegerField()
+    paid_price = serializers.DecimalField(max_digits=15, decimal_places=2)
+    total_price = serializers.DecimalField(max_digits=15, decimal_places=2)
+    advance = serializers.FloatField()
+    employee_name = serializers.CharField()
+    user_id = serializers.IntegerField()
+    items = OrderItemSerializer(many=True)
+
+    def validate(self, data):
+        user = User.objects.filter(id=data['user_id']).first()
+        if not user:
+            raise serializers.ValidationError({"user": "user not found"})
+        factory = Factory.objects.filter(id=data['factory_id']).first()
+        if not factory:
+            raise serializers.ValidationError({"factory_id": "Factory not found"})
+        data['factory'] = factory
+        data['user'] = user
+        return data
+    
+    def create(self, validated_data):
+        with transaction.atomic():
+            user = validated_data.get('user')
+            order = Order.objects.create(
+                factory=validated_data.get('factory'),
+                paid_price=validated_data.get('paid_price'),
+                advance=validated_data.get('advance'),
+                employee_name=validated_data.get('employee_name'),
+                total_price=validated_data.get('total_price'),
+                user=user
+            )
+            order_items = []
+            for order_item in validated_data.get('items'):
+                order_items.append(OrderItem(
+                    product=order_item.get('product'),
+                    order=order,
+                    quantity=order_item.get('quantity'),
+                    total_price=order_item.get('total_price'),
+                ))
+            OrderItem.objects.bulk_create(order_items)
+
+            # generate pdf file
+            pdf_buffer = generate_order_pdf(order.id)
+
+            file_name = f"order_{order.id}.pdf"
+            order.file.save(file_name, ContentFile(pdf_buffer.getvalue()), save=False)
+
+            order.save(update_fields=["file"]) 
+
+            # send to telegram 
+            send_to_telegram(user.telegram_id, order.id)
+            return order
+        
+    
+class AdminOrderListSerializer(serializers.ModelSerializer):
+    order_items = OrderItemSerializer(many=True)
+    factory = serializers.SerializerMethodField(method_name='get_factory')
+    user = serializers.SerializerMethodField(method_name='get_user')
+
+    class Meta:
+        model = Order
+        fields = [
+            'id', 'factory', 'total_price', 'paid_price', 'advance', 'employee_name',
+            'overdue_price', 'order_items', 'file', 'user'
+        ]
+
+    def get_user(self, obj):
+        return {
+            "id": obj.user.id,
+            "first_name": obj.user.first_name,
+            "last_name": obj.user.last_name,
+        }
+
+    def get_factory(self, obj):
+        return {
+            'id': obj.factory.id,
+            'name': obj.factory.name,
+        }
+
+
+class AdminOrderUpdateSerializer(serializers.Serializer):
+    factory_id = serializers.IntegerField()
+    paid_price = serializers.DecimalField(max_digits=15, decimal_places=2)
+    total_price = serializers.DecimalField(max_digits=15, decimal_places=2)
+    advance = serializers.FloatField()
+    employee_name = serializers.CharField()
+    user_id = serializers.IntegerField()
+    items = OrderItemSerializer(many=True)
+
+    def validate(self, data):
+        user = User.objects.filter(id=data['user_id']).first()
+        if not user:
+            raise serializers.ValidationError({"user": "user not found"})
+        
+        factory = Factory.objects.filter(id=data['factory_id']).first()
+        if not factory:
+            raise serializers.ValidationError({"factory_id": "Factory not found"})
+        
+        data['factory'] = factory
+        data['user'] = user
+        return data
+    
+    def update(self, instance, validated_data):
+        with transaction.atomic():
+            instance.factory = validated_data.get('factory', instance.factory)
+            instance.paid_price = validated_data.get('paid_price', instance.paid_price)
+            instance.total_price = validated_data.get('total_price', instance.total_price)
+            instance.advance = validated_data.get('advance', instance.advance)
+            instance.employee_name = validated_data.get('employee_name', instance.employee_name)
+            instance.user = validated_data.get('user', instance.user)
+            instance.save()
+
+            OrderItem.objects.filter(order=instance).delete()
+
+            order_items = []
+            for order_item_data in validated_data.get('items', []):
+                order_items.append(OrderItem(
+                    product=order_item_data.get('product'),
+                    order=instance,
+                    quantity=order_item_data.get('quantity'),
+                    total_price=order_item_data.get('total_price'),
+                ))
+            
+            if order_items:
+                OrderItem.objects.bulk_create(order_items)
+
+            return instance
+        

core/apps/dashboard/urls.py

@@ -25,6 +25,8 @@ from core.apps.dashboard.views.product import ProductViewSet
 from core.apps.dashboard.views.factory import FactoryViewSet
 # tour plan
 from core.apps.dashboard.views.tour_plan import TourPlanViewSet
+# order
+from core.apps.dashboard.views.order import OrderViewSet
 
 
 urlpatterns = [
@@ -68,6 +70,7 @@ router.register("pharmacy", PharmacyViewSet)
 router.register("product", ProductViewSet)
 router.register("factory", FactoryViewSet)
 router.register("tour_plan", TourPlanViewSet)
+router.register("order", OrderViewSet)
 
 
 urlpatterns += router.urls

core/apps/dashboard/views/order.py

@@ -0,0 +1,136 @@
+# django
+from django.db.models import Q
+
+# rest framework
+from rest_framework import viewsets, permissions
+from rest_framework.decorators import action
+
+# drf yasg
+from drf_yasg import openapi
+from drf_yasg.utils import swagger_auto_schema
+
+# dashboard
+from core.apps.dashboard.serializers import order as serializers
+# orders
+from core.apps.orders.models import Order
+# shared
+from core.apps.shared.utils.response_mixin import ResponseMixin
+
+
+class OrderViewSet(viewsets.GenericViewSet, ResponseMixin):
+    permission_classes = [permissions.IsAdminUser]
+    queryset = Order.objects.all()
+
+    def get_serializer_class(self):
+        if self.action == "post": 
+            return serializers.AdminOrderCreateSerializer
+        elif self.action in ("patch", "put"):
+            return serializers.AdminOrderUpdateSerializer
+        else:
+            return serializers.AdminOrderListSerializer
+
+    @swagger_auto_schema(
+        tags=['Admin Orders'],
+    )
+    @action(detail=False, methods=['get'], url_path="list")
+    def get(self, request):
+        try:
+            queryset = self.queryset.order_by('-id')
+
+            page = self.paginate_queryset(queryset)
+            if page is not None:
+                serializer = self.get_serializer(page, many=True)
+                return self.success_response(
+                    data=self.get_paginated_response(serializer.data).data,
+                    message='malumotlar fetch qilindi'
+                )
+            serializer = self.get_serializer(queryset, many=True)
+            return self.success_response(
+                data=serializer.data,
+                message='malumotlar fetch qilindi'
+            )
+        except Exception as e:
+            return self.error_response(
+                data=str(e),
+                message="xatolik"
+            )
+
+    @swagger_auto_schema(
+        tags=['Admin Orders']
+    )
+    @action(detail=False, methods=['post'], url_path='create')
+    def post(self, request):
+        try:
+            serializer = self.get_serializer(data=request.data)
+            if serializer.is_valid():
+                obj = serializer.save()
+                return self.success_response(
+                    data=serializers.AdminOrderListSerializer(obj).data,
+                    message='malumot qoshildi'
+                )
+            return self.failure_response(
+                data=serializer.errors,
+                message='malumot qoshilmadi'
+            )
+        except Exception as e:
+            return self.error_response(
+                data=str(e),
+                message="xatolik"
+            )
+    
+    @swagger_auto_schema(
+        tags=['Admin Orders']
+    )
+    @action(detail=True, methods=['patch'], url_path='update')
+    def update_doctor(self, request, pk=None):
+        try:
+            order = Order.objects.filter(id=pk).first()
+            if not order:
+                return self.failure_response(
+                    data={},
+                    message="order topilmadi",
+                    status_code=404
+                )
+            serializer = self.get_serializer(data=request.data, instance=order)
+            if serializer.is_valid():
+                obj = serializer.save()
+                return self.success_response(
+                    data=serializers.AdminOrderListSerializer(obj).data,
+                    message='malumot tahrirlandi'
+                )
+            return self.failure_response(
+                data=serializer.errors,
+                message='malumot tahrirlandi'
+            )
+        except Exception as e:
+            return self.error_response(
+                data=str(e),
+                message="xatolik"
+            )
+    
+    @swagger_auto_schema(
+        tags=['Admin Orders']
+    )
+    @action(detail=True, methods=['delete'], url_path='delete')
+    def delete(self, request, pk=None):
+        try:
+            order = Order.objects.filter(id=pk).first()
+            if not order:
+                return self.failure_response(
+                    data={},
+                    message="order topilmadi",
+                    status_code=404
+                )
+            order.delete()
+            return self.success_response(
+                data={},
+                message='malumot ochirildi',
+                status_code=204
+            )
+        except Exception as e:
+            return self.error_response(
+                data=str(e),
+                message="xatolik"
+            )
+    
+