Repo created

libs/editor/editor_storage.cpp

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+#include "editor/editor_storage.hpp"
+
+#include "platform/platform.hpp"
+
+#include "coding/internal/file_data.hpp"
+
+#include "base/logging.hpp"
+
+#include <string>
+
+using namespace pugi;
+
+namespace
+{
+char const * kEditorXMLFileName = "edits.xml";
+
+std::string GetEditorFilePath()
+{
+  return GetPlatform().WritablePathForFile(kEditorXMLFileName);
+}
+}  // namespace
+
+namespace editor
+{
+// StorageLocal ------------------------------------------------------------------------------------
+bool LocalStorage::Save(xml_document const & doc)
+{
+  auto const editorFilePath = GetEditorFilePath();
+
+  std::lock_guard<std::mutex> guard(m_mutex);
+
+  return base::WriteToTempAndRenameToFile(editorFilePath, [&doc](std::string const & fileName)
+  { return doc.save_file(fileName.data(), "  " /* indent */); });
+}
+
+bool LocalStorage::Load(xml_document & doc)
+{
+  auto const editorFilePath = GetEditorFilePath();
+
+  std::lock_guard<std::mutex> guard(m_mutex);
+
+  auto const result = doc.load_file(editorFilePath.c_str());
+  // Note: status_file_not_found is ok if a user has never made any edits.
+  if (result != status_ok && result != status_file_not_found)
+  {
+    LOG(LERROR, ("Can't load map edits from disk:", editorFilePath));
+    return false;
+  }
+
+  return true;
+}
+
+bool LocalStorage::Reset()
+{
+  std::lock_guard<std::mutex> guard(m_mutex);
+
+  return base::DeleteFileX(GetEditorFilePath());
+}
+
+// StorageMemory -----------------------------------------------------------------------------------
+bool InMemoryStorage::Save(xml_document const & doc)
+{
+  m_doc.reset(doc);
+  return true;
+}
+
+bool InMemoryStorage::Load(xml_document & doc)
+{
+  doc.reset(m_doc);
+  return true;
+}
+
+bool InMemoryStorage::Reset()
+{
+  m_doc.reset();
+  return true;
+}
+}  // namespace editor