set_discount_type() public method

Set discount type.
Since: 2.7.0
public set_discount_type ( string $discount_type )
$discount_type string
 /**
  * Add post meta fields.
  *
  * @param WP_Post $post
  * @param WP_REST_Request $request
  * @return bool|WP_Error
  */
 protected function add_post_meta_fields($post, $request)
 {
     $data = array_filter($request->get_params());
     $defaults = array('discount_type' => 'fixed_cart', 'amount' => 0, 'individual_use' => false, 'product_ids' => array(), 'exclude_product_ids' => array(), 'usage_limit' => '', 'usage_limit_per_user' => '', 'limit_usage_to_x_items' => '', 'usage_count' => '', 'expiry_date' => '', 'free_shipping' => false, 'product_categories' => array(), 'excluded_product_categories' => array(), 'exclude_sale_items' => false, 'minimum_amount' => '', 'maximum_amount' => '', 'email_restrictions' => array(), 'description' => '');
     $data = wp_parse_args($data, $defaults);
     if (!empty($post->post_title)) {
         $coupon = new WC_Coupon($post->post_title);
         // Set coupon meta.
         $coupon->set_discount_type($data['discount_type']);
         $coupon->set_amount($data['amount']);
         $coupon->set_individual_use($data['individual_use']);
         $coupon->set_product_ids($data['product_ids']);
         $coupon->set_excluded_product_ids($data['exclude_product_ids']);
         $coupon->set_usage_limit($data['usage_limit']);
         $coupon->set_usage_limit_per_user($data['usage_limit_per_user']);
         $coupon->set_limit_usage_to_x_items($data['limit_usage_to_x_items']);
         $coupon->set_usage_count($data['usage_count']);
         $coupon->set_expiry_date($data['expiry_date']);
         $coupon->set_free_shipping($data['free_shipping']);
         $coupon->set_product_categories($data['product_categories']);
         $coupon->set_excluded_product_categories($data['excluded_product_categories']);
         $coupon->set_exclude_sale_items($data['exclude_sale_items']);
         $coupon->set_minimum_amount($data['minimum_amount']);
         $coupon->set_maximum_amount($data['maximum_amount']);
         $coupon->set_email_restrictions($data['email_restrictions']);
         $coupon->save();
     }
     return true;
 }