Fix channel match

Author: as247

src/FlowRouter.php

@@ -42,19 +42,19 @@ public function widthMatchers($matchers): FlowRouter
         return $this;
     }
 
-    public function add($route, $flow, $channel='public'): FlowRouter
+    public function add($route, $flow, $channel=null): FlowRouter
     {
-        $channel = Helper::getFlowChannel($channel);
+        $channel = $channel ?? Helper::getFlowChannel($flow);
         $flow = Helper::getFlowUniqueId($flow);
         if ($route && $flow) {
             $this->routes[] = compact('route', 'flow', 'channel');
         }
         return $this;
     }
 
-    public function prepend($route, $flow, $channel='public'): FlowRouter
+    public function prepend($route, $flow, $channel=null): FlowRouter
     {
-        $channel = Helper::getFlowChannel($channel);
+        $channel = $channel ?? Helper::getFlowChannel($flow);
         $flow = Helper::getFlowUniqueId($flow);
         if ($route && $flow) {
             array_unshift($this->routes, compact('route', 'flow', 'channel'));

src/Support/Helper.php

@@ -61,11 +61,11 @@ public static function getFlowUniqueId($flow)
         }
         return $flow;
     }
-    public static function getFlowChannel($flow,$default=null){
+    public static function getFlowChannel($flow){
         if($flow instanceof Flow){
             return $flow->channel;
         }
-        return $default;
+        return null;
     }
 
 }