edit

app/controllers/batch_line_items_controller.rb

@@ -76,6 +76,9 @@ class BatchLineItemsController < ApplicationController
 		product_category_id=params[:product_category]
 		find_client=Client.find_by_id(client_id)	
 		location_code=find_client.location_code
+		client_name=find_client.name.downcase
+		find_product=ProductCategory.find_by_id(product_category_id)
+		product_name=find_product.name.downcase
 
 		find_user=User.find_by_id(user_id)
 		if !find_user.nil?
@@ -103,10 +106,11 @@ class BatchLineItemsController < ApplicationController
   											.select("*,product.product_type_id ,product.name,'' as secret_token,'' as location")
 		end	
 
-		 
+		datestr= Time.now.strftime("%Y/%m/%d %H:%M:%S")
+		filename=client_name.to_s+"_"+product_name.to_s+"_"+datestr
 		respond_to do |format|	 
 			format.html	
-			format.csv { send_data @batchLineItems.to_csv(client_id,location_code), filename: "encoder-#{Date.today}.csv" }
+			format.csv { send_data @batchLineItems.to_csv(client_id,location_code), filename: "#{filename}.csv" }
 	    end
 	end	
 end

app/views/batch_line_items/index.html.erb

@@ -28,7 +28,7 @@
     <img src="<%= asset_path( 'spinner.gif' ) %>" />
   </div>
 </div>
-<div class="row content">    
+<div class="row content"> 
     <div class="card">     
     	<div class="card-header">              
             <strong>Batch Line Item List</strong>