Method Save

src/filefinder.cpp:74–127

}

FilesystemView FileFinder::Save() {
	if (save_fs) {
		// This means the save filesystem was overwritten
		if (!save_fs.IsFeatureSupported(Filesystem::Feature::Write)) {
			Output::Error("{} is not a valid save path (not writable)", GetFullFilesystemPath(save_fs));
		}
		return save_fs;
	}

	if (!game_fs) {
		// Filesystem not initialized yet (happens on startup)
		return {};
	}

	// Not overwritten, check if game fs is writable. If not redirect the write operation.
	if (!game_fs.IsFeatureSupported(Filesystem::Feature::Write)) {
		// When the Project path equals the Save path (this means the path was not configured)
		// and the filesystem has no write support do a redirection to a folder with ".save" appended
		FilesystemView parent = game_fs;
		FilesystemView redir;
		std::vector<std::string> comps;
		for (;;) {
			comps.emplace_back(parent.GetSubPath());
			comps.emplace_back(parent.GetBasePath());
			parent = parent.GetOwner().GetParent();
			if (!parent) {
				break;
			}
			if (parent.IsFeatureSupported(Filesystem::Feature::Write)) {
				comps.back() += ".save";
				std::reverse(comps.begin(), comps.end());
				std::string save_path = MakePath(lcf::MakeSpan(comps));
				if (!parent.IsDirectory(save_path, true)) {
					parent.MakeDirectory(save_path, true);
				}
				redir = parent.Subtree(save_path);

				if (!redir) {
					Output::Error("Invalid save directory {}", save_path);
				}

				break;
			}
		}

		if (!redir) {
			Output::Error("No suitable save directory found");
		}

		return redir;
	}

	return game_fs;
}

void FileFinder::SetSaveFilesystem(FilesystemView filesystem) {
	save_fs = filesystem;