Refactor ivrinput functions to be more generic

src/ivrinput/ivrinput_action.h

@@ -0,0 +1,42 @@
+#pragma once
+#include <openvr.h>
+#include <easylogging++.h>
+
+enum class ActionType
+{
+    Undefined,
+    Digital,
+};
+
+class Action
+{
+public:
+    Action( const char* const actionName, const ActionType type )
+        : m_name( actionName ), m_type( type )
+    {
+        auto error = vr::VRInput()->GetActionHandle( actionName, &m_handle );
+
+        if ( error != vr::EVRInputError::VRInputError_None )
+        {
+            LOG( ERROR ) << "Error getting handle for '" << actionName
+                         << "'. OpenVR Error: " << error;
+        }
+    }
+    vr::VRActionHandle_t handle()
+    {
+        return m_handle;
+    }
+    const char* name()
+    {
+        return m_name;
+    }
+    ActionType type()
+    {
+        return m_type;
+    }
+
+private:
+    vr::VRActionHandle_t m_handle = 0;
+    const char* m_name;
+    ActionType m_type = ActionType::Undefined;
+};