From 237e42fd1cdff02862c6a2279c7cad9786ab0e65 Mon Sep 17 00:00:00 2001
From: hop311 <hop3114@gmail.com>
Date: Wed, 11 Sep 2024 00:21:03 +0100
Subject: CountryInstance unlock tech, invention, crime, building, unit, gas
 etc.

---
 src/openvic-simulation/history/CountryHistory.cpp | 12 +++++++++++-
 src/openvic-simulation/history/CountryHistory.hpp |  3 ++-
 2 files changed, 13 insertions(+), 2 deletions(-)

(limited to 'src/openvic-simulation/history')

diff --git a/src/openvic-simulation/history/CountryHistory.cpp b/src/openvic-simulation/history/CountryHistory.cpp
index 04f6292..cd51e19 100644
--- a/src/openvic-simulation/history/CountryHistory.cpp
+++ b/src/openvic-simulation/history/CountryHistory.cpp
@@ -54,7 +54,17 @@ bool CountryHistoryMap::_load_history_entry(
 			{
 				Technology const* technology = technology_manager.get_technology_by_identifier(key);
 				if (technology != nullptr) {
-					return expect_int_bool(map_callback(entry.technologies, technology))(value);
+					return expect_uint<decltype(entry.technologies)::mapped_type>(
+						[&entry, technology](decltype(entry.technologies)::mapped_type value) -> bool {
+							if (value > 1) {
+								Logger::warning(
+									"Technology ", technology->get_identifier(),
+									" is applied multiple times in history of country ", entry.get_country().get_identifier()
+								);
+							}
+							return map_callback(entry.technologies, technology)(value);
+						}
+					)(value);
 				}
 			}
 
diff --git a/src/openvic-simulation/history/CountryHistory.hpp b/src/openvic-simulation/history/CountryHistory.hpp
index d6a6997..04de653 100644
--- a/src/openvic-simulation/history/CountryHistory.hpp
+++ b/src/openvic-simulation/history/CountryHistory.hpp
@@ -2,6 +2,7 @@
 
 #include <optional>
 
+#include "openvic-simulation/country/CountryInstance.hpp"
 #include "openvic-simulation/history/HistoryMap.hpp"
 #include "openvic-simulation/types/Date.hpp"
 #include "openvic-simulation/types/fixed_point/FixedPointMap.hpp"
@@ -46,7 +47,7 @@ namespace OpenVic {
 		ordered_set<Reform const*> PROPERTY(reforms);
 		std::optional<Deployment const*> PROPERTY(inital_oob);
 		std::optional<TechnologySchool const*> PROPERTY(tech_school);
-		ordered_map<Technology const*, bool> PROPERTY(technologies);
+		ordered_map<Technology const*, CountryInstance::unlock_level_t> PROPERTY(technologies);
 		ordered_map<Invention const*, bool> PROPERTY(inventions);
 		fixed_point_map_t<CountryDefinition const*> PROPERTY(foreign_investment);
 		std::optional<fixed_point_t> PROPERTY(consciousness);
-- 
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