fix :

- make second display to be responsive

app/controllers/foodcourt/qrpay_controller.rb

@@ -191,32 +191,25 @@ class Foodcourt::QrpayController < BaseFoodcourtController
       @merchant = KbzMerchant.new(@paymethod)
 
       @response = @merchant.create_order(amount: @sale_data.grand_total, merch_order_id: @sale_data.receipt_no)
-      @qr_string = @response['qrCode']
+      case @response[:status]
+      when 'success'
+        @qr_string = @response[:data]["qrCode"]
+        qrcode = RQRCode::QRCode.new(@qr_string)
 
-      qrcode = RQRCode::QRCode.new(@qr_string)
+        @qr_svg = qrcode.as_svg(
+          color: "000",
+          shape_rendering: "crispEdges",
+          module_size: 2,
+          standalone: true,
+          use_path: true
+        )
+        ActionCable.server.broadcast('second_display_view_channel', { data: @qr_string, qr_svg: @qr_svg, grand_total: @sale_data.grand_total, invoice_no: @sale_data.receipt_no })
 
-      @qr_svg = qrcode.as_svg(
-        color: "000",
-        shape_rendering: "crispEdges",
-        module_size: 2,
-        standalone: true,
-        use_path: true
-      )
-
-      # png_data = qrcode.as_png(
-      #   bit_depth: 1,
-      #   border_modules: 4,
-      #   color_mode: ChunkyPNG::COLOR_GRAYSCALE,
-      #   color: 'black',
-      #   file: nil,
-      #   fill: 'white',
-      #   module_px_size: 8, # Pixel size of each module
-      #   resize_exactly_to: false,
-      #   resize_gte_to: false,
-      #   size: 240 # Approximate size of the image in pixels (e.g., 240x240)
-      # ).to_s
-
-      ActionCable.server.broadcast('second_display_view_channel', { data: @qr_string, qr_svg: @qr_svg, grand_total: @sale_data.grand_total, invoice_no: @sale_data.receipt_no })
+      when 'error'
+        @error = @response[:message]
+      when 'failed'
+        @error = @response[:message]
+      end
     end
   end