add method to shipping method attributes and better approach for checking if shipping method is available

packages/Webkul/Checkout/src/Cart.php

@@ -446,16 +446,7 @@ class Cart
             return false;
         }
 
-        $shippingMethods = Shipping::collectRates()['shippingMethods'];
-        $isMethodAvailable = false;
-        foreach ($shippingMethods as $shippingMethod) {
-            foreach ($shippingMethod['rates'] as $rate)
-            if ($rate->method == $shippingMethodCode) {
-                $isMethodAvailable = true;
-                break 2;
-            }
-        }
-        if (!$isMethodAvailable) {
+        if (!array_key_exists($shippingMethodCode, Shipping::getShippingMethods())) {
             return false;
         }
 

packages/Webkul/Shipping/src/Carriers/AbstractShipping.php

@@ -2,14 +2,15 @@
 
 namespace Webkul\Shipping\Carriers;
 
-use Illuminate\Support\Facades\Config;
-
 abstract class AbstractShipping
 {
+    protected $code;
+    protected $method;
+
     abstract public function calculate();
 
     /**
-     * Checks if payment method is available
+     * Checks if shipping method is available
      *
      * @return array
      */
@@ -19,7 +20,7 @@ abstract class AbstractShipping
     }
 
     /**
-     * Returns payment method code
+     * Returns shipping method code
      *
      * @return array
      */
@@ -32,8 +33,17 @@ abstract class AbstractShipping
         return $this->code;
     }
 
+    public function getMethod()
+    {
+        if (empty($this->method)) {
+            // throw exception
+        }
+
+        return $this->method;
+    }
+
     /**
-     * Returns payment method title
+     * Returns shipping method title
      *
      * @return array
      */
@@ -43,7 +53,7 @@ abstract class AbstractShipping
     }
 
     /**
-     * Returns payment method decription
+     * Returns shipping method description
      *
      * @return array
      */
@@ -53,10 +63,9 @@ abstract class AbstractShipping
     }
 
     /**
-     * Retrieve information from payment configuration
+     * Retrieve information from shipping configuration
      *
      * @param string $field
-     * @param  int|string|null  $channelId
      * @return mixed
      */
     public function getConfigData($field)

packages/Webkul/Shipping/src/Carriers/FlatRate.php

@@ -14,12 +14,14 @@ use Webkul\Checkout\Facades\Cart;
 class FlatRate extends AbstractShipping
 {
     /**
-     * Payment method code
+     * Shipping method code
      *
      * @var string
      */
     protected $code = 'flatrate';
 
+    protected $method = 'flatrate_flatrate';
+
     /**
      * Returns rate for flatrate
      *
@@ -37,7 +39,7 @@ class FlatRate extends AbstractShipping
 
         $object->carrier = 'flatrate';
         $object->carrier_title = $this->getConfigData('title');
-        $object->method = 'flatrate_flatrate';
+        $object->method = $this->method;
         $object->method_title = $this->getConfigData('title');
         $object->method_description = $this->getConfigData('description');
         $object->is_calculate_tax = $this->getConfigData('is_calculate_tax');

packages/Webkul/Shipping/src/Carriers/Free.php

@@ -13,12 +13,14 @@ use Webkul\Shipping\Facades\Shipping;
 class Free extends AbstractShipping
 {
     /**
-     * Payment method code
+     * Shipping method code
      *
      * @var string
      */
     protected $code = 'free';
 
+    protected $method = 'free_free';
+
     /**
      * Returns rate for flatrate
      *

packages/Webkul/Shipping/src/Shipping.php

@@ -130,8 +130,9 @@ class Shipping
                 continue;
             }
 
-            $methods[] = [
-                'method'       => $object->getCode(),
+            $methods[$object->getMethod()] = [
+                'code'         => $object->getCode(),
+                'method'       => $object->getMethod(),
                 'method_title' => $object->getTitle(),
                 'description'  => $object->getDescription()
             ];