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path: root/src/openvic-simulation/research/Technology.cpp
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#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, ConditionalWeight&& new_ai_chance
) : 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) }, ai_chance { std::move(new_ai_chance) } {}

bool Technology::parse_scripts(GameManager const& game_manager) {
   return ai_chance.parse_scripts(game_manager);
}

TechnologySchool::TechnologySchool(std::string_view new_identifier, ModifierValue&& new_values)
   : Modifier { new_identifier, std::move(new_values), 0 } {}

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, ConditionalWeight&& ai_chance
) {
   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), std::move(ai_chance)
   });
}

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 {
         return root_key == "schools"; /* Ignore schools, error otherwise */
      }
   })(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 {
         return root_key == "folders"; /* Ignore folders, error otherwise */
      }
   })(root);
}

bool TechnologyManager::load_technologies_file(
   ModifierManager const& modifier_manager, UnitManager const& unit_manager, BuildingTypeManager const& building_type_manager,
   ast::NodeCPtr root
) {
   return expect_dictionary_reserve_length(technologies, [this, &modifier_manager, &unit_manager, &building_type_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;
      ConditionalWeight ai_chance { scope_t::COUNTRY, scope_t::COUNTRY, scope_t::NO_SCOPE };

      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(set_callback_pointer(activated_units)),
         "activate_building", ZERO_OR_MORE, building_type_manager.expect_building_type_identifier(
            set_callback_pointer(activated_buildings)
         ),
         "ai_chance", ONE_EXACTLY, ai_chance.expect_conditional_weight(ConditionalWeight::FACTOR)
      )(tech_value);

      ret &= add_technology(
         tech_key, area, year, cost, unciv_military, unit, std::move(activated_units), std::move(activated_buildings),
         std::move(modifiers), std::move(ai_chance)
      );
      return ret;
   })(root);
}

bool TechnologyManager::generate_modifiers(ModifierManager& modifier_manager) const {
   bool ret = true;

   const auto unciv_tech_modifier = [&modifier_manager, &ret](std::string_view name) -> void {
      ret &= modifier_manager.add_modifier_effect(name, false);
      ret &= modifier_manager.add_modifier_effect(StringUtils::append_string_views("self_", name), false);
   };

   unciv_tech_modifier("unciv_military_modifier");
   unciv_tech_modifier("unciv_economic_modifier");

   for (TechnologyFolder const& folder : get_technology_folders()) {
      ret &= modifier_manager.add_modifier_effect(
         StringUtils::append_string_views(folder.get_identifier(), "_research_bonus"), true
      );
   }

   return ret;
}

bool TechnologyManager::parse_scripts(GameManager const& game_manager) {
   bool ret = true;
   for (Technology& technology : technologies.get_items()) {
      ret &= technology.parse_scripts(game_manager);
   }
   return ret;
}