* @return string
	 */
	private function codes_section_html() {

		global $post;
		$voucher     = new LLMS_Voucher( $post->ID );
		$codes       = $voucher->get_voucher_codes();
		$delete_icon = '<span class="dashicons dashicons-no"></span><span class="screen-reader-text">' . __( 'Delete', 'lifterlms' ) . '</span>';

		ob_start(); ?>
		<div class="llms-voucher-codes-wrapper" id="llms-form-wrapper">
			<table>

				<thead>
				<tr>
					<th></th>
					<th>Code</th>
					<th>Uses</th>
					<th>Actions</th>
				</tr>
				</thead>

				<script>var delete_icon = '<?php echo $delete_icon; ?>';</script>

				<tbody id="llms_voucher_tbody">
				<?php
				if ( ! empty( $codes ) ) :
					foreach ( $codes as $code ) :
						?>
						<tr>
							<td></td>
							<td>
								<input type="text" maxlength="20" placeholder="Code" value="<?php echo esc_attr( $code->code ); ?>" name="llms_voucher_code[]">
								<input type="hidden" name="llms_voucher_code_id[]" value="<?php echo esc_attr( $code->id ); ?>">
							</td>
							<td>
								<span><?php echo esc_html( $code->used ); ?> / </span><input type="number" min="1" value="<?php echo esc_attr( $code->redemption_count ); ?>" placeholder="Uses" class="llms-voucher-uses" name="llms_voucher_uses[]">
							</td>
							<td>
								<a href="#" data-id="<?php echo esc_attr( $code->id ); ?>" class="llms-voucher-delete">
									<?php echo $delete_icon; ?>
								</a>
							</td>
						</tr>
						<?php
					endforeach;
				endif;
				?>
				</tbody>

			</table>

			<div class="llms-voucher-add-codes">
				<p>Add <input type="number" max="50" placeholder="#" id="llms_voucher_add_quantity"> new code(s) with <input
						type="number" placeholder="#" id="llms_voucher_add_uses"> use(s) per code
					<button id="llms_voucher_add_codes" class="button-primary">Add</button>
				</p>
			</div>

			<input type="hidden" name="delete_ids" id="delete_ids">
		</div>

		<?php
		return ob_get_clean();