extract common behavior

src/providers/base_provider.cpp

@@ -460,6 +460,19 @@ auto base_provider::get_total_item_count() const -> std::uint64_t {
   return ret;
 }
 
+auto base_provider::get_used_drive_space() const -> std::uint64_t {
+  try {
+    auto used_space = get_used_drive_space_impl();
+    get_file_mgr()->update_used_space(used_space);
+    return used_space;
+  } catch (const std::exception &ex) {
+    utils::error::raise_error(__FUNCTION__, ex,
+                              "failed to get used drive space");
+  }
+
+  return 0U;
+}
+
 auto base_provider::is_file_writeable(const std::string &api_path) const
     -> bool {
   bool exists{};