From dd65fa7dd431264caa08d083cb3a94922a4084d5 Mon Sep 17 00:00:00 2001
From: hop311 <hop3114@gmail.com>
Date: Fri, 6 Sep 2024 21:43:11 +0100
Subject: Add define caching to avoid post-load lookups

---
 src/openvic-simulation/misc/Define.hpp | 55 ++++++++++++++++++++++++++--------
 1 file changed, 42 insertions(+), 13 deletions(-)

(limited to 'src/openvic-simulation/misc/Define.hpp')

diff --git a/src/openvic-simulation/misc/Define.hpp b/src/openvic-simulation/misc/Define.hpp
index 3f7b3dc..7d8fbf7 100644
--- a/src/openvic-simulation/misc/Define.hpp
+++ b/src/openvic-simulation/misc/Define.hpp
@@ -1,7 +1,5 @@
 #pragma once
 
-#include <optional>
-
 #include "openvic-simulation/types/IdentifierRegistry.hpp"
 #include "openvic-simulation/types/fixed_point/FixedPoint.hpp"
 
@@ -11,35 +9,66 @@ namespace OpenVic {
 	struct Define : HasIdentifier {
 		friend struct DefineManager;
 
-		enum class Type : unsigned char { Date, Country, Economy, Military, Diplomacy, Pops, Ai, Graphics };
+		enum class Type : unsigned char { Unknown, Date, Country, Economy, Military, Diplomacy, Pops, Ai, Graphics };
+
+		static std::string_view type_to_string(Type type);
+		// This only accepts type names found in defines.lua, so it will never return Type::Date
+		static Type string_to_type(std::string_view str);
 
 	private:
 		std::string PROPERTY(value);
 		const Type PROPERTY(type);
 
-		Define(std::string_view new_identifier, std::string&& new_value, Type new_type);
+		Define(std::string_view new_identifier, std::string_view new_value, Type new_type);
 
 	public:
 		Define(Define&&) = default;
 
-		fixed_point_t get_value_as_fp() const;
-		int64_t get_value_as_int() const;
-		uint64_t get_value_as_uint() const;
+		Date get_value_as_date(bool* successful = nullptr) const;
+		fixed_point_t get_value_as_fp(bool* successful = nullptr) const;
+		int64_t get_value_as_int(bool* successful = nullptr) const;
+		uint64_t get_value_as_uint(bool* successful = nullptr) const;
 	};
 
+	std::ostream& operator<<(std::ostream& os, Define::Type type);
+
 	struct DefineManager {
 	private:
 		IdentifierRegistry<Define> IDENTIFIER_REGISTRY(define);
 
-		std::optional<Date> start_date;
-		std::optional<Date> end_date;
+		// Date
+		Date PROPERTY(start_date); // start_date
+		Date PROPERTY(end_date); // end_date
+
+		// Country
+
+		// Economy
+
+		// Military
+
+		// Diplomacy
+
+		// Pops
+
+		// Ai
+
+		// Graphics
+
+		template<typename T>
+		bool load_define(T& value, Define::Type type, std::string_view name) const;
+
+		template<Timespan (*Func)(Timespan::day_t)>
+		bool _load_define_timespan(Timespan& value, Define::Type type, std::string_view name) const;
+
+		bool load_define_days(Timespan& value, Define::Type type, std::string_view name) const;
+		bool load_define_months(Timespan& value, Define::Type type, std::string_view name) const;
+		bool load_define_years(Timespan& value, Define::Type type, std::string_view name) const;
 
 	public:
-		bool add_define(std::string_view name, std::string&& value, Define::Type type);
-		bool add_date_define(std::string_view name, Date date);
+		DefineManager();
+
+		bool add_define(std::string_view name, std::string_view value, Define::Type type);
 
-		Date get_start_date() const;
-		Date get_end_date() const;
 		bool in_game_period(Date date) const;
 
 		bool load_defines_file(ast::NodeCPtr root);
-- 
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