fix(Webhooks): Add logging for easier debugging

Author: elpete

modules/sendgrid-sdk/handlers/webhooks.cfc

@@ -13,27 +13,41 @@ component {
      */
     property name="interceptorService" inject="coldbox:interceptorService";
 
+    /**
+     * SendGrid Module Settings
+     */
+    property name="log" inject="logbox:logger:{this}";
+
     /**
      * Translate incoming webhooks to ColdBox interceptors
      */
     function handle( event, rc, prc ) {
         if ( needsAuth() ) {
+            log.debug( "Authentication is set up for SendGrid SDK.  Checking credentials now" );
             if ( isPartialAuthCredentials() ) {
+                log.warn( "Partial authentication detected for SendGrid SDK.", sendgridSettings );
                 return event.renderData( statusCode = 500, data = "Invalid auth configuration" );
             }
             if ( isInvalidAuthCredentials( event ) ) {
+                log.info( "Invalid incoming credentials detected for SendGrid webhook endpoint", {
+                    "incomingCredentials": event.getHTTPBasicCredentials(),
+                    "sendgridSettings": sendgridSettings
+                } );
                 return event.renderData( statusCode = 401, data = "Invalid credentials" );
             }
         }
 
         var webhookEvents = event.getHTTPContent( json = true );
+        log.debug( "Converting incoming webhook events to interception points", webhookEvents );
         for ( var webhookEvent in webhookEvents ) {
+            log.debug( "Announcing #generateStateName( webhookEvent )# SendGrid event", webhookEvent );
             interceptorService.processState(
                 generateStateName( webhookEvent ),
                 webhookEvent
             );
         }
 
+        log.debug( "All events announced.  Returning 200 to SendGrid" );
         return event.renderData( statusCode = 200, data = "Successfully caught the webhook" );
     }