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<?php

/**
 * Edit Discount Page
 *
 * @package     EDD
 * @subpackage  Admin/Discounts
 * @copyright   Copyright (c) 2015, Pippin Williamson
 * @license     http://opensource.org/licenses/gpl-2.0.php GNU Public License
 * @since       1.0
 */

// Exit if accessed directly
if ( ! defined( 'ABSPATH' ) ) exit;

if ( ! isset( $_GET['discount'] ) || ! is_numeric( $_GET['discount'] ) ) {
  wp_die( __( 'Something went wrong.', 'easy-digital-downloads' ), __( 'Error', 'easy-digital-downloads' ), array( 'response' => 400 ) );
}

$discount_id       = absint( $_GET['discount'] );
$discount          = edd_get_discount( $discount_id );
$product_reqs      = edd_get_discount_product_reqs( $discount_id );
$excluded_products = edd_get_discount_excluded_products( $discount_id );
$condition         = edd_get_discount_product_condition( $discount_id );
$single_use        = edd_discount_is_single_use( $discount_id );
$flat_display      = edd_get_discount_type( $discount_id ) == 'flat' ? '' : ' style="display:none;"';
$percent_display   = edd_get_discount_type( $discount_id ) == 'percent' ? '' : ' style="display:none;"';
$condition_display = empty( $product_reqs ) ? ' style="display:none;"' : '';
?>
<h2><?php _e( 'Edit Discount', 'easy-digital-downloads' ); ?></h2>

<?php if ( isset( $_GET['edd_discount_updated'] ) ) : ?>
	<div id="message" class="updated">
		<p><strong><?php _e( 'Discount code updated.', 'easy-digital-downloads' ); ?></strong></p>

		<p><a href="<?php echo esc_url( admin_url( 'edit.php?post_type=download&page=edd-discounts' ) ); ?>"><?php _e( '&larr; Back to Discounts', 'easy-digital-downloads' ); ?></a></p>
	</div>
<?php endif; ?>

<form id="edd-edit-discount" action="" method="post">
	<?php do_action( 'edd_edit_discount_form_top', $discount_id, $discount ); ?>
	<table class="form-table">
		<tbody>
			<?php do_action( 'edd_edit_discount_form_before_name', $discount_id, $discount ); ?>
			<tr>
				<th scope="row" valign="top">
					<label for="edd-name"><?php _e( 'Name', 'easy-digital-downloads' ); ?></label>
				</th>
				<td>
					<input name="name" required="required" id="edd-name" type="text" value="<?php echo esc_attr( stripslashes( $discount->post_title ) ); ?>" />
					<p class="description"><?php _e( 'The name of this discount', 'easy-digital-downloads' ); ?></p>
				</td>
			</tr>
			<?php do_action( 'edd_edit_discount_form_before_code', $discount_id, $discount ); ?>
			<tr>
				<th scope="row" valign="top">
					<label for="edd-code"><?php _e( 'Code', 'easy-digital-downloads' ); ?></label>
				</th>
				<td>
					<input type="text" required="required" id="edd-code" name="code" value="<?php echo esc_attr( edd_get_discount_code( $discount_id ) ); ?>" pattern="[a-zA-Z0-9-_]+" />
					<p class="description"><?php _e( 'Enter a code for this discount, such as 10PERCENT. Only alphanumeric characters are allowed.', 'easy-digital-downloads' ); ?></p>
				</td>
			</tr>
			<?php do_action( 'edd_edit_discount_form_before_type', $discount_id, $discount ); ?>
			<tr>
				<th scope="row" valign="top">
					<label for="edd-type"><?php _e( 'Type', 'easy-digital-downloads' ); ?></label>
				</th>
				<td>
					<select name="type" id="edd-type">
						<option value="percent" <?php selected( edd_get_discount_type( $discount_id ), 'percent' ); ?>><?php _e( 'Percentage', 'easy-digital-downloads' ); ?></option>
						<option value="flat"<?php selected( edd_get_discount_type( $discount_id ), 'flat' ); ?>><?php _e( 'Flat amount', 'easy-digital-downloads' ); ?></option>
					</select>
					<p class="description"><?php _e( 'The kind of discount to apply for this discount.', 'easy-digital-downloads' ); ?></p>
				</td>
			</tr>
			<?php do_action( 'edd_edit_discount_form_before_amount', $discount_id, $discount ); ?>
			<tr>
				<th scope="row" valign="top">
					<label for="edd-amount"><?php _e( 'Amount', 'easy-digital-downloads' ); ?></label>
				</th>
				<td>
					<input type="text" class="edd-price-field" required="required" id="edd-amount" name="amount" value="<?php echo esc_attr( edd_get_discount_amount( $discount_id ) ); ?>" />
					<p class="description edd-amount-description flat"<?php echo $flat_display; ?>><?php printf( __( 'Enter the discount amount in %s', 'easy-digital-downloads' ), edd_get_currency() ); ?></p>
					<p class="description edd-amount-description percent"<?php echo $percent_display; ?>><?php _e( 'Enter the discount percentage. 10 = 10%', 'easy-digital-downloads' ); ?></p>
				</td>
			</tr>
			<?php do_action( 'edd_edit_discount_form_before_products', $discount_id, $discount ); ?>
			<tr>
				<th scope="row" valign="top">
					<label for="edd-products"><?php printf( __( '%s Requirements', 'easy-digital-downloads' ), edd_get_label_singular() ); ?></label>
				</th>
				<td>
					<p>
						<?php echo EDD()->html->product_dropdown( array(
              'name'        => 'products[]',
              'id'          => 'products',
              'selected'    => $product_reqs,
              'multiple'    => true,
              'chosen'      => true,

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