1 files changed, 167 insertions, 0 deletions
diff --git a/src/openvic-simulation/research/Technology.cpp b/src/openvic-simulation/research/Technology.cpp
new file mode 100644
index 0000000..07faaa3
--- /dev/null
+++ b/src/openvic-simulation/research/Technology.cpp
@@ -0,0 +1,167 @@
+#include "Technology.hpp"
+
+using namespace OpenVic;
+using namespace OpenVic::NodeTools;
+
+TechnologyFolder::TechnologyFolder(std::string_view new_identifier) : HasIdentifier { new_identifier } {}
+
+TechnologyArea::TechnologyArea(std::string_view new_identifier, TechnologyFolder const& new_folder)
+	: HasIdentifier { new_identifier }, folder { new_folder } {}
+
+Technology::Technology(
+	std::string_view new_identifier, TechnologyArea const& new_area, Date::year_t new_year, fixed_point_t new_cost,
+	bool new_unciv_military, uint8_t new_unit, unit_set_t&& new_activated_units, building_set_t&& new_activated_buildings,
+	ModifierValue&& new_values
+) : Modifier { new_identifier, std::move(new_values), 0 }, area { new_area }, year { new_year }, cost { new_cost },
+	unciv_military { new_unciv_military }, unit { new_unit }, activated_buildings { std::move(new_activated_units) },
+	activated_units { std::move(new_activated_buildings) } {}
+
+TechnologySchool::TechnologySchool(std::string_view new_identifier, ModifierValue&& new_values)
+	: Modifier { new_identifier, std::move(new_values), 0 } {}
+
+TechnologyManager::TechnologyManager()
+  : technology_folders { "technology folders" }, technology_areas { "technology areas" }, technologies { "technologies" },
+	technology_schools { "technology schools" } {}
+
+bool TechnologyManager::add_technology_folder(std::string_view identifier) {
+	if (identifier.empty()) {
+		Logger::error("Invalid technology folder identifier - empty!");
+		return false;
+	}
+
+	return technology_folders.add_item({ identifier });
+}
+
+bool TechnologyManager::add_technology_area(std::string_view identifier, TechnologyFolder const* folder) {
+	if (identifier.empty()) {
+		Logger::error("Invalid technology area identifier - empty!");
+		return false;
+	}
+
+	if (folder == nullptr) {
+		Logger::error("Null folder for technology area \"", identifier, "\"!");
+		return false;
+	}
+
+	return technology_areas.add_item({ identifier, *folder });
+}
+
+bool TechnologyManager::add_technology(
+	std::string_view identifier, TechnologyArea const* area, Date::year_t year, fixed_point_t cost, bool unciv_military,
+	uint8_t unit, Technology::unit_set_t&& activated_units, Technology::building_set_t&& activated_buildings,
+	ModifierValue&& values
+) {
+	if (identifier.empty()) {
+		Logger::error("Invalid technology identifier - empty!");
+		return false;
+	}
+
+	if (area == nullptr) {
+		Logger::error("Null area for technology \"", identifier, "\"!");
+		return false;
+	}
+
+	return technologies.add_item({
+		identifier, *area, year, cost, unciv_military, unit, std::move(activated_units), std::move(activated_buildings),
+		std::move(values)
+	});
+}
+
+bool TechnologyManager::add_technology_school(std::string_view identifier, ModifierValue&& values) {
+	if (identifier.empty()) {
+		Logger::error("Invalid modifier effect identifier - empty!");
+		return false;
+	}
+
+	return technology_schools.add_item({ identifier, std::move(values) });
+}
+
+bool TechnologyManager::load_technology_file_areas(ast::NodeCPtr root) {
+	return expect_dictionary_reserve_length(technology_folders, [this](std::string_view root_key, ast::NodeCPtr root_value) -> bool {
+		if (root_key == "folders") {
+			return expect_dictionary([this](std::string_view folder_key, ast::NodeCPtr folder_value) -> bool {
+				bool ret = add_technology_folder(folder_key);
+				TechnologyFolder const* current_folder = get_technology_folder_by_identifier(folder_key);
+				if (current_folder == nullptr)
+					return false;
+				ret &= expect_list(expect_identifier([this, current_folder](std::string_view area) -> bool {
+					return add_technology_area(area, current_folder);
+				}))(folder_value);
+				return ret;
+			})(root_value);
+			lock_technology_folders();
+			lock_technology_areas();
+		} else if (root_key == "schools") return true; //ignore
+		else return false;
+	})(root);
+}
+
+bool TechnologyManager::load_technology_file_schools(ModifierManager const& modifier_manager, ast::NodeCPtr root) {
+	return expect_dictionary([this, &modifier_manager](std::string_view root_key, ast::NodeCPtr root_value) -> bool {
+		if (root_key == "schools") {
+			return expect_dictionary_reserve_length(technology_schools, [this, &modifier_manager](std::string_view school_key, ast::NodeCPtr school_value) -> bool {
+				ModifierValue modifiers;
+				bool ret = modifier_manager.expect_modifier_value(move_variable_callback(modifiers))(school_value);
+				ret &= add_technology_school(school_key, std::move(modifiers));
+				return ret;
+			})(root_value);
+			lock_technology_schools();
+		} else if (root_key == "folders") return true; //ignore
+		else return false;
+	})(root);
+}
+
+bool TechnologyManager::load_technologies_file(ModifierManager const& modifier_manager, UnitManager const& unit_manager, BuildingManager const& building_manager, ast::NodeCPtr root) {
+	return expect_dictionary_reserve_length(technologies, [this, &modifier_manager, &unit_manager, &building_manager](std::string_view tech_key, ast::NodeCPtr tech_value) -> bool {
+		ModifierValue modifiers;
+		TechnologyArea const* area = nullptr;
+		Date::year_t year = 0;
+		fixed_point_t cost = 0;
+		bool unciv_military = false;
+		uint8_t unit = 0;
+		Technology::unit_set_t activated_units;
+		Technology::building_set_t activated_buildings;
+
+		bool ret = modifier_manager.expect_modifier_value_and_keys(move_variable_callback(modifiers),
+			"area", ONE_EXACTLY, expect_technology_area_identifier(assign_variable_callback_pointer(area)),
+			"year", ONE_EXACTLY, expect_uint(assign_variable_callback(year)),
+			"cost", ONE_EXACTLY, expect_fixed_point(assign_variable_callback(cost)),
+			"unciv_military", ZERO_OR_ONE, expect_bool(assign_variable_callback(unciv_military)),
+			"unit", ZERO_OR_ONE, expect_uint(assign_variable_callback(unit)),
+			"activate_unit", ZERO_OR_MORE, unit_manager.expect_unit_identifier([&activated_units](Unit const& unit) -> bool {
+				activated_units.insert(&unit);
+				return true;
+			}),
+			"activate_building", ZERO_OR_MORE, building_manager.expect_building_type_identifier(
+				[&activated_buildings](BuildingType const& building_type) -> bool {
+					activated_buildings.insert(&building_type);
+					return true;
+				}
+			),
+			"ai_chance", ONE_EXACTLY, success_callback //TODO
+		)(tech_value);
+
+		ret &= add_technology(
+			tech_key, area, year, cost, unciv_military, unit, std::move(activated_units), std::move(activated_buildings),
+			std::move(modifiers)
+		);
+		return ret;
+	})(root);
+}
+
+#define TECH_MODIFIER(NAME, POS) ret &= modifier_manager.add_modifier_effect(NAME, POS, ModifierEffect::format_t::PROPORTION_DECIMAL)
+#define UNCIV_TECH_MODIFIER(NAME) TECH_MODIFIER(NAME, false); TECH_MODIFIER(StringUtils::append_string_views("self_", NAME), false);
+bool TechnologyManager::generate_modifiers(ModifierManager& modifier_manager) {
+	bool ret = true;
+
+	UNCIV_TECH_MODIFIER("unciv_military_modifier");
+	UNCIV_TECH_MODIFIER("unciv_economic_modifier");
+
+	for (TechnologyFolder const& folder : get_technology_folders()) {
+		TECH_MODIFIER(StringUtils::append_string_views(folder.get_identifier(), "_research_bonus"), true);
+	}
+	
+	return ret;
+}
+#undef UNCIV_TECH_MODIFIER
+#undef TECH_MODIFIER
+\ No newline at end of file