[ugc] UGC Api prototype.

1 files changed, 30 insertions, 0 deletions

diff --git a/ugc/api.hpp b/ugc/api.hpp
new file mode 100644
index 0000000000..8b13853eae
--- /dev/null
+++ b/ugc/api.hpp
@@ -0,0 +1,30 @@
+#pragma once
+
+#include "base/worker_thread.hpp"
+
+#include <functional>
+
+class Index;
+struct FeatureID;
+
+namespace ugc
+{
+class Api
+{
+public:
+  // TODO (@y, @mgsergio): replace void() by void(UGC const &).
+  using Callback = std::function<void()>;
+
+  explicit Api(Index const & index);
+
+  void GetStaticUGC(FeatureID const & id, Callback callback);
+  void GetDynamicUGC(FeatureID const & id, Callback callback);
+
+private:
+  void GetStaticUGCImpl(FeatureID const & id, Callback callback);
+  void GetDynamicUGCImpl(FeatureID const & id, Callback callback);
+
+  Index const & m_index;
+  base::WorkerThread m_thread;
+};
+}  // namespace ugc