From 3932371cd12ae7ec0812fbb2db3315448e18f1a8 Mon Sep 17 00:00:00 2001
From: Mikaël Capelle <capelle.mikael@gmail.com>
Date: Sun, 11 Oct 2020 21:17:34 +0200
Subject: Use proxy for ModList, PluginList and DownloadManager. Do not use
 registered callbacks when plugin is inactive.

---
 src/proxyutils.h | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 src/proxyutils.h

(limited to 'src/proxyutils.h')

diff --git a/src/proxyutils.h b/src/proxyutils.h
new file mode 100644
index 00000000..4c1717d8
--- /dev/null
+++ b/src/proxyutils.h
@@ -0,0 +1,26 @@
+#ifndef PROXYUTILS_H
+#define PROXYUTILS_H
+
+#include <type_traits>
+
+#include "organizerproxy.h"
+
+namespace MOShared {
+
+  template <class Fn, class T = int>
+  auto callIfPluginActive(OrganizerProxy* proxy, Fn&& callback, T defaultReturn = T{}) {
+    return [fn = std::forward<Fn>(callback), proxy, defaultReturn](auto&& ...args) {
+      if (proxy->plugin()->isActive()) {
+        return fn(std::forward<decltype(args)>(args)...);
+      }
+      else {
+        if constexpr (!std::is_same_v<std::invoke_result_t<std::decay_t<Fn>, decltype(args)... >, void>) {
+          return defaultReturn;
+        }
+      }
+    };
+  }
+
+}
+
+#endif
-- 
cgit v1.3.1