Payment-add.ctp

<div class="payments form col-lg-10 col-md-9 columns">
    <?= $this->Form->create($payment);
    //$url = $this->Url->build()
    ?>
    <fieldset>
        <legend><?= __('Submit Payment') ?></legend>
        <div style="float: right">
            <?= $this->Html->link('Cancel Appointment', ['controller' => 'Events', 'action' => 'cancelAppointment', $event_id], ['class' => 'btn-primary btn']) ?>
        </div>
        <?php
            echo $this->Form->hidden('user_id', ['value' => $user->id]);
            echo $this->Form->hidden('patient_id', ['value' => $patient_id]);
            echo $this->Form->hidden('provider_id', ['value' => $provider_id]);
             echo $this->Form->hidden('facility_id', ['value' => $facility_id]);
             echo $this->Form->hidden('slots', ['value' => $slots]);


            echo $this->Form->hidden('event_id', ['value'=>$event_id]);
            echo $this->Form->hidden('payment_date');
            echo $this->Form->hidden('currency',['value' => 'INR']);
           // echo $this->Form->input('discount_id', ['options' => $discounts, 'empty' => true]);
           echo "<BR> <B>";
           echo "Number of Slots Booked:".$slots;
             echo "<BR> ";
           echo "Fees Per Slot: Rs.".$paymentsetting->price_per_slot_india;
             echo "<BR> ";
           echo "Total Slot Fees: Rs.".$paymentsetting->price_per_slot_india*$slots;

            echo "<BR> ";
           echo "Convenience Charges: Rs.".$tdsetting->domestic_convenience_fee;

            echo "<BR> ";
            $total_payment = ($paymentsetting->price_per_slot_india*$slots)+ $tdsetting->domestic_convenience_fee;
           $payment_gateway_fees = $tdsetting->domestic_processing_fee +
                            (($total_payment*$tdsetting->domestic_processing_percent)/100);
           echo "Payment Gateway Charges: Rs.".$payment_gateway_fees ;
          echo "<BR> ";
           $total_amount = $total_payment + $payment_gateway_fees;
           echo "Total Fees: Rs.".$total_amount ;
           echo "</B>";

 echo "<BR> ";
  echo "<BR> ";
   echo "<BR> ";



            echo $this->Form->hidden('total_amount',['value' => $total_amount]);
            echo $this->Form->hidden('discount_amount',['value' => 0]);
            echo $this->Form->hidden('final_amount' ,['value' => $total_amount]);
           // echo $this->Form->input('transactionid');
            //echo $this->Form->input('status');
            echo $this->Form->hidden('tid',['id'=>'id']);
              echo $this->Form->hidden('language',['value' => 'EN']);

          //  echo $this->Form->hidden('redirect_url',['value'=>  $this->Url->build(array('controller' => 'payments', 'action' => 'ccavResponseHandler'), true)]);
           //  echo $this->Form->hidden('cancel_url',['value'=>  $this->Url->build(array('controller' => 'payments', 'action' => 'ccavResponseHandler'), true)]);

        if (IS_PROD) {

             echo $this->Form->hidden('redirect_url',['value'=> 'https://app.talkadoc.com/payments/ccavResponseHandler']);
             echo $this->Form->hidden('cancel_url',['value'=>  'https://app.talkadoc.com/payments/ccavResponseHandler']);

        }

        if (IS_TEST) {
              echo $this->Form->hidden('redirect_url',['value'=> 'http://testapp.talkadoc.com/payments/ccavResponseHandler']);
              echo $this->Form->hidden('cancel_url',['value'=>  'http://testapp.talkadoc.com/payments/ccavResponseHandler']);


        }
	    echo $this->Form->input('billing_email',['required'=>true,'value' => $user->email]);

            echo $this->Form->input('billing_name' ,['value' => $user->full_name,'required'=>true]);

            $billing_address = ($patient->patient_address['door_number'] ? $patient->patient_address['door_number'] : "") .($patient->patient_address['apartment_name'] ? $patient->patient_address['apartment_name'] : "");
            echo $this->Form->input('billing_address' ,['required'=>true,'value' => $billing_address]);
            echo $this->Form->input('billing_city' ,['required'=>true,'value' => $patient->patient_address['city']]);
	   // echo $this->Form->input('billing_district' ,['required'=>true,'value' => $patient->patient_address['district']]);
            echo $this->Form->input('billing_state' ,['required'=>true,'value' => $patient->patient_address['state']['name']]);
            echo $this->Form->input('billing_zip' ,['required'=>true,'value' => $patient->patient_address['postal_code']]);
            echo $this->Form->input('billing_country' ,['required'=>true,'value' => $patient->patient_address['country']]);

            echo $this->Form->input('billing_tel' ,['required'=>true,'value' => $user->mobile]);



        ?>
    </fieldset>
    <?= $this->Form->button(__('Submit'), ['class' => 'btn-success']) ?>
    <?= $this->Html->link('Cancel Appointment', ['controller' => 'Events', 'action' => 'cancelAppointment', $event_id], ['class' => 'btn-primary btn', 'style' => 'float:right;']) ?>
    <?= $this->Form->end() ?>
</div>

<script>
    /**
	window.onload = function() {
		var d = new Date().getTime();
		document.getElementById("tid").value = d;
	};
    **/

    window.onbeforeunload = function (e) {
        e = e || window.event;

        // For IE and Firefox prior to version 4
        if (e) {
            e.returnValue = 'Sure?';
        }

        // For Safari
        return 'Sure?';
    };

</script>