integrated seller items

customerwebsitebackend/db_router.py

@@ -0,0 +1,20 @@
+class DatabaseRouter:
+    def db_for_read(self, model, **hints):
+        if model._meta.model_name == 'product':
+            return 'productprofile'
+        elif model._meta.model_name in ['sellerorder', 'orderitem']:
+            return 'customerprofile'
+        return 'default'
+
+    def db_for_write(self, model, **hints):
+        return self.db_for_read(model, **hints)
+
+    def allow_relation(self, obj1, obj2, **hints):
+        return True
+
+    def allow_migrate(self, db, app_label, model_name=None, **hints):
+        if model_name == 'product':
+            return db == 'productprofile'
+        elif model_name in ['sellerorder', 'orderitem']:
+            return db == 'customerprofile'
+        return db == 'default'

customerwebsitebackend/settings.py

@@ -88,9 +88,27 @@ DATABASES = {
         'PASSWORD': 'vtechnosoft@123A',
         'HOST': '127.0.0.1',
         'PORT': '5432',
+    },
+    'productprofile': {
+        'ENGINE': 'django.db.backends.postgresql',
+        'NAME': 'productprofile',
+        'USER': 'vignesh',
+        'PASSWORD': 'vtechnosoft@123A',
+        'HOST': '127.0.0.1',
+        'PORT': '5432',
+    },
+    'customerprofile': {
+        'ENGINE': 'django.db.backends.postgresql',
+        'NAME': 'customerprofile',
+        'USER': 'vignesh',
+        'PASSWORD': 'vtechnosoft@123A',
+        'HOST': '127.0.0.1',
+        'PORT': '5432',
     }
 }
 
+DATABASE_ROUTERS = ['customerwebsitebackend.db_router.DatabaseRouter']
+
 
 # Password validation
 # https://docs.djangoproject.com/en/6.1/ref/settings/#auth-password-validators

logs/app.log

@@ -5,3 +5,7 @@ INFO 2026-08-14 13:43:48,808 autoreload 57706 139697750147200 /home/vignesh/gith
 INFO 2026-08-14 13:43:49,076 autoreload 58191 123150790480000 Watching for file changes with StatReloader
 INFO 2026-08-14 13:46:26,838 autoreload 58191 123150790480000 /home/vignesh/github/customerwebsitebackend/customerwebsitebackend/settings.py changed, reloading.
 INFO 2026-08-14 13:46:27,112 autoreload 60038 140193920041088 Watching for file changes with StatReloader
+INFO 2026-08-14 13:52:49,207 autoreload 60038 140193920041088 /home/vignesh/github/customerwebsitebackend/orders/models.py changed, reloading.
+INFO 2026-08-14 13:52:49,524 autoreload 64078 126174254198912 Watching for file changes with StatReloader
+INFO 2026-08-14 13:53:37,086 autoreload 64078 126174254198912 /home/vignesh/github/customerwebsitebackend/orders/models.py changed, reloading.
+INFO 2026-08-14 13:53:37,360 autoreload 64566 128112213057664 Watching for file changes with StatReloader

orders/migrations/0002_sellerorder_remove_cartitem_product_and_more.py

@@ -0,0 +1,46 @@
+# Generated by Django 6.1 on 2026-08-14 13:53
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('orders', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='SellerOrder',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('supplier_id', models.IntegerField()),
+                ('order_id', models.CharField(max_length=50, unique=True)),
+                ('date', models.DateField()),
+                ('item', models.CharField(max_length=255)),
+                ('quantity', models.IntegerField(default=1)),
+                ('customer', models.CharField(max_length=255)),
+                ('total', models.DecimalField(decimal_places=2, max_digits=10)),
+                ('status', models.CharField(default='Pending Acceptance', max_length=50)),
+                ('carrier', models.CharField(default='Pending', max_length=100)),
+                ('tracking', models.CharField(default='Pending', max_length=100)),
+                ('eta', models.CharField(default='N/A', max_length=50)),
+            ],
+            options={
+                'db_table': 'api_order',
+                'managed': False,
+            },
+        ),
+        migrations.RemoveField(
+            model_name='cartitem',
+            name='product',
+        ),
+        migrations.AddField(
+            model_name='cartitem',
+            name='product_id',
+            field=models.IntegerField(default=1),
+        ),
+        migrations.DeleteModel(
+            name='OrderItem',
+        ),
+    ]

orders/models.py

@@ -21,12 +21,19 @@ class Cart(models.Model):
 
 class CartItem(models.Model):
     cart = models.ForeignKey(Cart, on_delete=models.CASCADE, related_name='items')
-    product = models.ForeignKey(Product, on_delete=models.CASCADE)
+    product_id = models.IntegerField(default=1) # Keep reference as simple int since product is in productprofile db
     quantity = models.PositiveIntegerField(default=1)
     price_at_add = models.DecimalField(max_digits=10, decimal_places=2)
 
+    @property
+    def product(self):
+        try:
+            return Product.objects.get(id=self.product_id)
+        except Product.DoesNotExist:
+            return None
+
     def __str__(self):
-        return f"{self.quantity} x {self.product.title}"
+        return f"{self.quantity} x Product {self.product_id}"
 
 class Order(models.Model):
     STATUS_CHOICES = (
@@ -47,13 +54,23 @@ class Order(models.Model):
     def __str__(self):
         return f"Order {self.id} by {self.user.username}"
 
-class OrderItem(models.Model):
-    order = models.ForeignKey(Order, on_delete=models.CASCADE, related_name='items')
-    product = models.ForeignKey(Product, on_delete=models.SET_NULL, null=True)
-    quantity = models.PositiveIntegerField()
-    unit_price = models.DecimalField(max_digits=10, decimal_places=2)
-    tracking_number = models.CharField(max_length=100, blank=True, null=True)
-    carrier = models.CharField(max_length=100, blank=True, null=True)
+# Align to seller_central_backend api_order schema
+class SellerOrder(models.Model):
+    supplier_id = models.IntegerField() # Raw integer referring to User in sellerprofile db
+    order_id = models.CharField(max_length=50, unique=True)
+    date = models.DateField()
+    item = models.CharField(max_length=255)
+    quantity = models.IntegerField(default=1)
+    customer = models.CharField(max_length=255)
+    total = models.DecimalField(max_digits=10, decimal_places=2)
+    status = models.CharField(max_length=50, default='Pending Acceptance')
+    carrier = models.CharField(max_length=100, default='Pending')
+    tracking = models.CharField(max_length=100, default='Pending')
+    eta = models.CharField(max_length=50, default='N/A')
+
+    class Meta:
+        db_table = 'api_order'
+        managed = False # Managed by seller central backend migrations
 
     def __str__(self):
-        return f"{self.quantity} x {self.product.title if self.product else 'Deleted Product'}"
+        return self.order_id

orders/serializers.py

@@ -1,16 +1,22 @@
 from rest_framework import serializers
-from .models import Cart, CartItem, Order, OrderItem
+from .models import Cart, CartItem, Order, SellerOrder
 from products.serializers import ProductSerializer
 
 class CartItemSerializer(serializers.ModelSerializer):
-    product = ProductSerializer(read_only=True)
-    product_id = serializers.IntegerField(write_only=True)
+    product = serializers.SerializerMethodField()
+    product_id = serializers.IntegerField()
     subtotal = serializers.SerializerMethodField()
 
     class Meta:
         model = CartItem
         fields = ['id', 'product', 'product_id', 'quantity', 'price_at_add', 'subtotal']
 
+    def get_product(self, obj):
+        prod = obj.product
+        if prod:
+            return ProductSerializer(prod).data
+        return None
+
     def get_subtotal(self, obj):
         return obj.quantity * obj.price_at_add
 
@@ -25,18 +31,9 @@ class CartSerializer(serializers.ModelSerializer):
     def get_total_price(self, obj):
         return sum(item.quantity * item.price_at_add for item in obj.items.all())
 
-class OrderItemSerializer(serializers.ModelSerializer):
-    product_title = serializers.CharField(source='product.title', read_only=True)
-    product_image = serializers.CharField(source='product.image_url', read_only=True)
-
-    class Meta:
-        model = OrderItem
-        fields = ['id', 'product', 'product_title', 'product_image', 'quantity', 'unit_price', 'tracking_number', 'carrier']
-
 class OrderSerializer(serializers.ModelSerializer):
-    items = OrderItemSerializer(many=True, read_only=True)
     username = serializers.CharField(source='user.username', read_only=True)
 
     class Meta:
         model = Order
-        fields = ['id', 'username', 'razorpay_order_id', 'razorpay_payment_id', 'total_amount', 'status', 'shipping_address', 'placed_at', 'items']
+        fields = ['id', 'username', 'razorpay_order_id', 'razorpay_payment_id', 'total_amount', 'status', 'shipping_address', 'placed_at']

orders/views.py

@@ -3,10 +3,11 @@ audit_logger = logging.getLogger('audit')
 from rest_framework import status, permissions
 from rest_framework.response import Response
 from rest_framework.views import APIView
-from .models import Cart, CartItem, Order, OrderItem
+from .models import Cart, CartItem, Order, SellerOrder
 from .serializers import CartSerializer, OrderSerializer
 from products.models import Product
 import uuid
+from django.utils.timezone import now
 
 class CartView(APIView):
     permission_classes = [permissions.IsAuthenticated]
@@ -26,17 +27,17 @@ class CartView(APIView):
         quantity = int(request.data.get('quantity', 1))
 
         try:
-            product = Product.objects.get(id=product_id, is_active=True)
+            product = Product.objects.get(id=product_id)
         except Product.DoesNotExist:
             return Response({"error": "Product not found"}, status=status.HTTP_404_NOT_FOUND)
 
         cart_item, created = CartItem.objects.get_or_create(
             cart=cart, 
-            product=product,
+            product_id=product_id,
             defaults={'price_at_add': product.price, 'quantity': 0}
         )
         cart_item.quantity += quantity
-        cart_item.price_at_add = product.price # update price to latest
+        cart_item.price_at_add = product.price
         cart_item.save()
 
         return Response({"message": "Item added to cart"})
@@ -86,13 +87,10 @@ class CheckoutView(APIView):
         if not shipping_address:
             return Response({"error": "Shipping address is required"}, status=status.HTTP_400_BAD_REQUEST)
 
-        # Calculate total
         total_amount = sum(item.quantity * item.price_at_add for item in items)
-
-        # Mock Razorpay Order Creation
         razorpay_order_id = f"order_{uuid.uuid4().hex[:14]}"
 
-        # Create Order
+        # 1. Create a local Customer Order
         order = Order.objects.create(
             user=user,
             total_amount=total_amount,
@@ -102,17 +100,20 @@ class CheckoutView(APIView):
         )
         audit_logger.info(f"AUDIT - Checkout: User '{user.username}' created order ID {order.id} for amount ${total_amount:.2f}.")
 
+        # 2. Write to shared SellerOrder (api_order) so sellers get notified of incoming requests
         for item in items:
-            OrderItem.objects.create(
-                order=order,
-                product=item.product,
+            prod = item.product
+            if prod:
+                SellerOrder.objects.create(
+                    supplier_id=prod.supplier_id,
+                    order_id=f"{order.id}-{prod.id}",
+                    date=now().date(),
+                    item=prod.title,
                     quantity=item.quantity,
-                unit_price=item.price_at_add
+                    customer=user.username,
+                    total=item.quantity * item.price_at_add,
+                    status='Pending Acceptance'
                 )
-            # Deduct stock
-            if item.product.stock >= item.quantity:
-                item.product.stock -= item.quantity
-                item.product.save()
 
         # Clear Cart
         items.delete()
@@ -141,6 +142,9 @@ class PaymentSuccessView(APIView):
         order.save()
         audit_logger.info(f"AUDIT - Payment Success: User '{request.user.username}' successfully paid order ID {order.id} (Payment ID: {payment_id}).")
 
+        # Update matching SellerOrders status
+        SellerOrder.objects.filter(order_id__startswith=f"{order.id}-").update(status='Ready to Ship')
+
         return Response({"message": "Payment verified and order confirmed"})
 
 class OrderHistoryView(APIView):
@@ -149,7 +153,40 @@ class OrderHistoryView(APIView):
     def get(self, request):
         orders = Order.objects.filter(user=request.user).order_by('-placed_at')
         serializer = OrderSerializer(orders, many=True)
-        return Response(serializer.data)
+        
+        # Merge tracking details from SellerOrders
+        response_data = []
+        for order_data in serializer.data:
+            order_id = order_data['id']
+            seller_orders = SellerOrder.objects.filter(order_id__startswith=f"{order_id}-")
+            
+            # Enrich with tracking details if available
+            order_data['items'] = []
+            for s_ord in seller_orders:
+                order_data['items'].append({
+                    "product_title": s_ord.item,
+                    "quantity": s_ord.quantity,
+                    "unit_price": float(s_ord.total / s_ord.quantity),
+                    "tracking_number": s_ord.tracking if s_ord.tracking != 'Pending' else None,
+                    "carrier": s_ord.carrier if s_ord.carrier != 'Pending' else None,
+                    "status": s_ord.status
+                })
+            
+            # Aggregate status
+            if seller_orders.exists():
+                statuses = [o.status for o in seller_orders]
+                if 'Pending Acceptance' in statuses:
+                    order_data['status'] = 'pending'
+                elif 'Ready to Ship' in statuses:
+                    order_data['status'] = 'confirmed'
+                elif 'Shipped' in statuses:
+                    order_data['status'] = 'shipped'
+                elif 'Delivered' in statuses:
+                    order_data['status'] = 'delivered'
+            
+            response_data.append(order_data)
+
+        return Response(response_data)
 
 class OrderDetailView(APIView):
     permission_classes = [permissions.IsAuthenticated]
@@ -159,5 +196,20 @@ class OrderDetailView(APIView):
             order = Order.objects.get(id=pk, user=request.user)
         except Order.DoesNotExist:
             return Response({"error": "Order not found"}, status=status.HTTP_404_NOT_FOUND)
+        
         serializer = OrderSerializer(order)
-        return Response(serializer.data)
+        order_data = serializer.data
+        
+        seller_orders = SellerOrder.objects.filter(order_id__startswith=f"{pk}-")
+        order_data['items'] = []
+        for s_ord in seller_orders:
+            order_data['items'].append({
+                "product_title": s_ord.item,
+                "quantity": s_ord.quantity,
+                "unit_price": float(s_ord.total / s_ord.quantity),
+                "tracking_number": s_ord.tracking if s_ord.tracking != 'Pending' else None,
+                "carrier": s_ord.carrier if s_ord.carrier != 'Pending' else None,
+                "status": s_ord.status
+            })
+            
+        return Response(order_data)

products/migrations/0002_alter_product_options.py

@@ -0,0 +1,17 @@
+# Generated by Django 6.1 on 2026-08-14 13:53
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('products', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name='product',
+            options={'managed': False},
+        ),
+    ]

products/models.py

@@ -1,5 +1,5 @@
 from django.db import models
-from django.utils.text import slugify
+from django.contrib.auth.models import User
 
 class Category(models.Model):
     name = models.CharField(max_length=100)
@@ -11,25 +11,22 @@ class Category(models.Model):
         verbose_name_plural = "Categories"
         ordering = ['sort_order', 'name']
 
-    def save(self, *args, **kwargs):
-        if not self.slug:
-            self.slug = slugify(self.name)
-        super().save(*args, **kwargs)
-
     def __str__(self):
         return self.name
 
 class Product(models.Model):
-    category = models.ForeignKey(Category, on_delete=models.CASCADE, related_name='products')
+    # Align to seller_central_backend api_product schema
+    supplier = models.ForeignKey(User, on_delete=models.CASCADE, related_name='products', db_constraint=False)
     title = models.CharField(max_length=255)
+    category = models.CharField(max_length=100) # CharField matching seller central
     price = models.DecimalField(max_digits=10, decimal_places=2)
     stock = models.IntegerField(default=0)
     sku = models.CharField(max_length=100, unique=True)
-    image_url = models.URLField(max_length=500, blank=True, null=True)
-    description = models.TextField(blank=True)
-    is_active = models.BooleanField(default=True)
-    created_at = models.DateTimeField(auto_now_add=True)
-    updated_at = models.DateTimeField(auto_now=True)
+    image = models.TextField(blank=True, null=True) # Textfield for base64 / URL
+
+    class Meta:
+        db_table = 'api_product'
+        managed = False # Managed by seller central backend migrations
 
     def __str__(self):
         return self.title

products/serializers.py

@@ -7,8 +7,9 @@ class CategorySerializer(serializers.ModelSerializer):
         fields = ['id', 'name', 'slug', 'is_active', 'sort_order']
 
 class ProductSerializer(serializers.ModelSerializer):
-    category_name = serializers.CharField(source='category.name', read_only=True)
+    category_name = serializers.CharField(source='category', read_only=True)
+    image_url = serializers.CharField(source='image', read_only=True)
     
     class Meta:
         model = Product
-        fields = ['id', 'category', 'category_name', 'title', 'price', 'stock', 'sku', 'image_url', 'description', 'is_active']
+        fields = ['id', 'category', 'category_name', 'title', 'price', 'stock', 'sku', 'image_url']

products/views.py

@@ -15,7 +15,7 @@ class ProductListView(generics.ListAPIView):
     permission_classes = [permissions.AllowAny]
 
     def get_queryset(self):
-        queryset = Product.objects.filter(is_active=True)
+        queryset = Product.objects.all()
         category_slug = self.request.query_params.get('category', None)
         search_query = self.request.query_params.get('search', None)
 
@@ -29,6 +29,6 @@ class ProductListView(generics.ListAPIView):
         return queryset
 
 class ProductDetailView(generics.RetrieveAPIView):
-    queryset = Product.objects.filter(is_active=True)
+    queryset = Product.objects.all()
     serializer_class = ProductSerializer
     permission_classes = [permissions.AllowAny]