display qr code on second screen on qrpay

app/controllers/foodcourt/qrpay_controller.rb

@@ -1,4 +1,6 @@
 class Foodcourt::QrpayController < BaseFoodcourtController
+  require 'rqrcode'
+
   def init
     @cash_exist = PaymentMethodSetting.cash_exist
     @credit_exist = PaymentMethodSetting.credit_exist
@@ -210,6 +212,34 @@ class Foodcourt::QrpayController < BaseFoodcourtController
           @giftvouchercount += spay.payment_amount
         end
       end
+
+      qr_str = "00020101021226480015com.mmqrpay.www0115223743000377032020600000052045814530310454075000.005802MM5908Code2LAB6006Yangon61051101062730125ORDER_1747826957_5ae9cb900523MMQR1075L175919500000010813PAY_BY_QRCODE64300002MY0109ကုဒ်တူလက်0207ရန်ကုန်6304AD40";
+      @string_to_encode = qr_str
+
+          qrcode = RQRCode::QRCode.new(@string_to_encode)
+
+          @qr_svg = qrcode.as_svg(
+            color: "000",         # Hex color for the QR code modules (black)
+            shape_rendering: "crispEdges", # Renders sharp edges
+            module_size: 2,        # Size of each module (dot/square)
+            standalone: true,      # Outputs a complete SVG document
+            use_path: true         # Modern SVG path rendering
+          )
+
+          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_str, qr_svg: @qr_svg })
     end
   end
 end