feat: add subscriptions trait

Author: mychidarko

src/Auth/User.php

@@ -16,6 +16,7 @@
 class User
 {
     use UsesRoles;
+    use UsesSubscriptions;
 
     /**
      * Internal instance of Leaf database

src/Auth/UsesSubscriptions.php

@@ -0,0 +1,41 @@
+<?php
+
+namespace Leaf\Auth;
+
+/**
+ * Functionality for user subscriptions
+ * ----
+ * Addition to user class
+ *
+ * @version 0.1.0
+ * @since 4.1.0
+ */
+trait UsesSubscriptions
+{
+    /**
+     * User Subscription
+     * @var array|null
+     */
+    protected $subscription = null;
+
+    /**
+     * Get current subscription
+     *
+     * @param string|array $subscription The subscription to assign
+     * @return array|null
+     */
+    public function subscription()
+    {
+        if (!$this->subscription) {
+            $this->subscription = db()
+                ->select('subscriptions')
+                ->where('user_id', $this->id())
+                ->first();
+
+            $this->subscription['tier'] = billing()->tier($this->subscription['plan_id']);
+        }
+
+        return $this->subscription;
+    }
+
+}