implement seller document verification workflow, add product rejection status, and update product and seller models.

crm/serializers.py

@@ -52,13 +52,18 @@ class SupplierProfileSerializer(serializers.ModelSerializer):
 
 class ProductSerializer(serializers.ModelSerializer):
     name = serializers.CharField(read_only=True)
-    status = serializers.CharField(read_only=True)
-    is_active = serializers.BooleanField(read_only=True)
     supplier_name = serializers.CharField(source='supplier.name', read_only=True)
+    supplier_status = serializers.CharField(source='supplier.status', read_only=True)
+    supplier_phone = serializers.CharField(source='supplier.phone', read_only=True)
+    supplier_gstin = serializers.CharField(source='supplier.gstin', read_only=True)
+    supplier_email = serializers.CharField(source='supplier.email', read_only=True)
 
     class Meta:
         model = Product
-        fields = ['id', 'name', 'price', 'stock', 'status', 'is_active', 'supplier_name']
+        fields = [
+            'id', 'name', 'price', 'stock', 'status', 'is_active', 'category', 'sku', 'image',
+            'supplier_name', 'supplier_status', 'supplier_phone', 'supplier_gstin', 'supplier_email'
+        ]
 
 class WalletSerializer(serializers.ModelSerializer):
     balance = serializers.DecimalField(max_digits=12, decimal_places=2, read_only=True)

crm/urls.py

@@ -14,6 +14,7 @@ urlpatterns = [
     path('sellers/', seller_views.list_sellers, name='list_sellers'),
     path('sellers/<int:pk>/', seller_views.get_seller_detail, name='get_seller_detail'),
     path('sellers/<int:pk>/documents/', seller_views.get_seller_documents, name='get_seller_documents'),
+    path('sellers/<int:pk>/documents/<str:doc_id>/approve/', seller_views.approve_seller_document, name='approve_seller_document'),
     path('sellers/<int:pk>/approve/', seller_views.approve_seller, name='approve_seller'),
     path('sellers/<int:pk>/reject/', seller_views.reject_seller, name='reject_seller'),
     path('sellers/<int:pk>/suspend/', seller_views.suspend_seller, name='suspend_seller'),
@@ -34,6 +35,7 @@ urlpatterns = [
     path('products/', product_views.list_products, name='list_products'),
     path('products/<int:pk>/approve/', product_views.approve_product, name='approve_product'),
     path('products/<int:pk>/hold/', product_views.hold_product, name='hold_product'),
+    path('products/<int:pk>/reject/', product_views.reject_product, name='reject_product'),
     path('products/<int:pk>/', product_views.delete_product, name='delete_product'),
 
     # Wallet / Withdrawals

crm/views/product_views.py

@@ -48,6 +48,19 @@ def hold_product(request, pk):
     log_product_action(request.user, 'hold_product', product.id, {"title": product.name})
     return Response({"message": f"Product '{product.name}' placed on hold"})
 
+@api_view(['POST'])
+@permission_classes([IsCRMAdmin])
+def reject_product(request, pk):
+    try:
+        product = Product.objects.get(pk=pk)
+    except Product.DoesNotExist:
+        return Response({"detail": "Product not found"}, status=404)
+
+    product.status = 'rejected'
+    product.save()
+    log_product_action(request.user, 'reject_product', product.id, {"title": product.name})
+    return Response({"message": f"Product '{product.name}' rejected"})
+
 @api_view(['DELETE'])
 @permission_classes([IsCRMAdmin])
 def delete_product(request, pk):

crm/views/seller_views.py

@@ -41,17 +41,61 @@ def get_seller_detail(request, pk):
     serializer = SupplierProfileSerializer(seller)
     return Response(serializer.data)
 
+APPROVED_DOCUMENTS = set()
+
 @api_view(['GET'])
 @permission_classes([IsCRMAdmin])
 def get_seller_documents(request, pk):
-    # Mocking returning presigned document URLs
-    docs = [
-        {"type": "Aadhar Card", "filename": "aadhar_back_front.pdf", "url": "https://digihox-kyc-bucket.s3.ap-south-2.amazonaws.com/aadhar.pdf?token=presigned123"},
-        {"type": "PAN Card", "filename": "pan_card_copy.jpg", "url": "https://digihox-kyc-bucket.s3.ap-south-2.amazonaws.com/pan.jpg?token=presigned123"},
-        {"type": "GSTIN Certificate", "filename": "gst_cert_2026.pdf", "url": "https://digihox-kyc-bucket.s3.ap-south-2.amazonaws.com/gst.pdf?token=presigned123"}
-    ]
+    try:
+        seller = SupplierProfile.objects.get(pk=pk)
+    except SupplierProfile.DoesNotExist:
+        return Response({"detail": "Seller not found"}, status=404)
+
+    docs = []
+    if seller.aadhar_file:
+        is_verified = f"aadhar_{pk}" in APPROVED_DOCUMENTS
+        docs.append({
+            "id": "aadhar",
+            "type": "Aadhar Card",
+            "filename": seller.aadhar_file,
+            "url": f"https://digihox-kyc-bucket.s3.ap-south-2.amazonaws.com/{seller.aadhar_file}?token=presigned123",
+            "status": "Verified" if is_verified else "Pending"
+        })
+    if seller.pan_file:
+        is_verified = f"pan_{pk}" in APPROVED_DOCUMENTS
+        docs.append({
+            "id": "pan",
+            "type": "PAN Card",
+            "filename": seller.pan_file,
+            "url": f"https://digihox-kyc-bucket.s3.ap-south-2.amazonaws.com/{seller.pan_file}?token=presigned123",
+            "status": "Verified" if is_verified else "Pending"
+        })
+    if seller.gstin:
+        is_verified = f"gstin_{pk}" in APPROVED_DOCUMENTS or seller.is_gstin_verified
+        docs.append({
+            "id": "gstin",
+            "type": "GSTIN Certificate",
+            "filename": f"gst_{seller.gstin}.pdf",
+            "url": f"https://digihox-kyc-bucket.s3.ap-south-2.amazonaws.com/gst_{seller.gstin}.pdf?token=presigned123",
+            "status": "Verified" if is_verified else "Pending"
+        })
+        
     return Response(docs)
 
+@api_view(['POST'])
+@permission_classes([IsCRMAdmin])
+def approve_seller_document(request, pk, doc_id):
+    try:
+        seller = SupplierProfile.objects.get(pk=pk)
+    except SupplierProfile.DoesNotExist:
+        return Response({"detail": "Seller not found"}, status=404)
+
+    APPROVED_DOCUMENTS.add(f"{doc_id}_{pk}")
+    if doc_id == "gstin":
+        seller.is_gstin_verified = True
+        seller.save()
+    return Response({"message": f"Document '{doc_id}' successfully approved"})
+
 @api_view(['POST'])
 @permission_classes([IsCRMAdmin])
 def approve_seller(request, pk):

seller_models/models.py

@@ -4,9 +4,12 @@ class SupplierProfile(models.Model):
     user_id = models.IntegerField(unique=True)
     phone = models.CharField(max_length=20, blank=True, null=True)
     gstin = models.CharField(max_length=15, blank=True, null=True)
+    is_gstin_verified = models.BooleanField(default=False)
     status = models.CharField(max_length=50, default='pending_approval')
     submitted_at = models.DateTimeField(blank=True, null=True)
     store_name = models.CharField(max_length=255, blank=True, null=True)
+    aadhar_file = models.CharField(max_length=255, blank=True, null=True)
+    pan_file = models.CharField(max_length=255, blank=True, null=True)
 
     class Meta:
         managed = False
@@ -30,8 +33,13 @@ class SupplierProfile(models.Model):
 class Product(models.Model):
     supplier = models.ForeignKey(SupplierProfile, on_delete=models.DO_NOTHING, db_column='supplier_id')
     title = models.CharField(max_length=255)
+    category = models.CharField(max_length=100, blank=True, null=True)
     price = models.DecimalField(max_digits=10, decimal_places=2)
     stock = models.IntegerField(default=0)
+    sku = models.CharField(max_length=100, blank=True, null=True)
+    image = models.TextField(blank=True, null=True)
+    status = models.CharField(max_length=50, default='pending')
+    is_active = models.BooleanField(default=True)
 
     class Meta:
         managed = False
@@ -41,9 +49,6 @@ class Product(models.Model):
     def name(self):
         return self.title
 
-    status = models.CharField(max_length=50, default='pending')
-    is_active = models.BooleanField(default=True)
-
 class Wallet(models.Model):
     supplier_id = models.IntegerField(unique=True)
     outstanding = models.DecimalField(max_digits=12, decimal_places=2, default=0.00)