1 files changed, 24 insertions, 30 deletions

diff --git a/src/openvic-simulation/dataloader/Dataloader.hpp b/src/openvic-simulation/dataloader/Dataloader.hpp
index 0bf3086..2123469 100644
--- a/src/openvic-simulation/dataloader/Dataloader.hpp
+++ b/src/openvic-simulation/dataloader/Dataloader.hpp
@@ -23,14 +23,16 @@ namespace OpenVic {
 	private:
 		path_vector_t roots;
 
-		bool _load_pop_types(
-			PopManager& pop_manager, UnitManager const& unit_manager, GoodManager const& good_manager
-		) const;
+		bool _load_pop_types(PopManager& pop_manager, UnitManager const& unit_manager, GoodManager const& good_manager) const;
 		bool _load_units(UnitManager& unit_manager, GoodManager const& good_manager) const;
 		bool _load_map_dir(GameManager& game_manager) const;
-		bool _load_oobs(GameManager& game_manager) const;
-		bool _load_countries(GameManager& game_manager) const;
-		bool _load_history(GameManager& game_manager) const;
+		bool _load_history(GameManager& game_manager, bool unused_history_file_warnings) const;
+
+		/* _DirIterator is fs::directory_iterator or fs::recursive_directory_iterator.
+		 * _Equiv is an equivalence relation with respect to which every found file shall be unique.
+		 * If a file is equivalent to the empty path then it is not included. */
+		template<typename _DirIterator, std::predicate<fs::path const&, fs::path const&> _Equiv>
+		path_vector_t _lookup_files_in_dir(std::string_view path, fs::path const& extension) const;
 
 	public:
 		static ovdl::v2script::Parser parse_defines(fs::path const& path);
@@ -67,39 +69,31 @@ namespace OpenVic {
 		/* REQUIREMENTS:
 		 * DAT-24
 		 */
-		fs::path lookup_file(fs::path const& path) const;
-		path_vector_t lookup_files_in_dir(fs::path const& path, fs::path const& extension) const;
-		bool apply_to_files_in_dir(
-			fs::path const& path, fs::path const& extension, NodeTools::callback_t<fs::path const&> callback
+		fs::path lookup_file(std::string_view path, bool print_error = true) const;
+		path_vector_t lookup_files_in_dir(std::string_view path, fs::path const& extension) const;
+		path_vector_t lookup_files_in_dir_recursive(std::string_view path, fs::path const& extension) const;
+		path_vector_t lookup_basic_indentifier_prefixed_files_in_dir(std::string_view path, fs::path const& extension) const;
+		path_vector_t lookup_basic_indentifier_prefixed_files_in_dir_recursive(
+			std::string_view path, fs::path const& extension
 		) const;
+		bool apply_to_files(path_vector_t const& files, NodeTools::callback_t<fs::path const&> callback) const;
 
 		bool load_defines(GameManager& game_manager) const;
-		bool load_pop_history(GameManager& game_manager, fs::path const& path) const;
+		bool load_pop_history(GameManager& game_manager, std::string_view path) const;
 
 		enum locale_t : size_t {
-			English,
-			French,
-			German,
-			Polish,
-			Spanish,
-			Italian,
-			Swedish,
-			Czech,
-			Hungarian,
-			Dutch,
-			Portugese,
-			Russian,
-			Finnish,
-			_LocaleCount
+			English, French, German, Polish, Spanish, Italian, Swedish,
+			Czech, Hungarian, Dutch, Portugese, Russian, Finnish, _LocaleCount
+		};
+		static constexpr char const* locale_names[_LocaleCount] = {
+			"en_GB", "fr_FR", "de_DE", "pl_PL", "es_ES", "it_IT", "sv_SE",
+			"cs_CZ", "hu_HU", "nl_NL", "pt_PT", "ru_RU", "fi_FI"
 		};
-		static constexpr char const* locale_names[_LocaleCount] = { "en_GB", "fr_FR", "de_DE", "pl_PL", "es_ES",
-																	"it_IT", "sv_SE", "cs_CZ", "hu_HU", "nl_NL",
-																	"pt_PT", "ru_RU", "fi_FI" };
 
 		/* Args: key, locale, localisation */
 		using localisation_callback_t = NodeTools::callback_t<std::string_view, locale_t, std::string_view>;
 		bool load_localisation_files(
-			localisation_callback_t callback, fs::path const& localisation_dir = "localisation"
+			localisation_callback_t callback, std::string_view localisation_dir = "localisation"
 		) const;
 
 	private:
@@ -111,6 +105,6 @@ namespace OpenVic {
 
 		using hint_path_t = fs::path;
 		using game_path_t = fs::path;
-		inline static std::unordered_map<hint_path_t, game_path_t, fshash> _cached_paths;
+		static inline std::unordered_map<hint_path_t, game_path_t, fshash> _cached_paths;
 	};
 }