1 files changed, 85 insertions, 0 deletions
diff --git a/src/openvic-simulation/map/Building.hpp b/src/openvic-simulation/map/Building.hpp
new file mode 100644
index 0000000..d36dfd4
--- /dev/null
+++ b/src/openvic-simulation/map/Building.hpp
@@ -0,0 +1,85 @@
+#pragma once
+
+#include <vector>
+
+#include "openvic-simulation/types/Date.hpp"
+#include "openvic-simulation/types/IdentifierRegistry.hpp"
+
+namespace OpenVic {
+
+	struct BuildingManager;
+	struct BuildingType;
+
+	/* REQUIREMENTS:
+	 * MAP-11, MAP-72, MAP-73
+	 * MAP-12, MAP-75, MAP-76
+	 * MAP-13, MAP-78, MAP-79
+	 */
+	struct Building : HasIdentifier {
+		friend struct BuildingManager;
+
+		using level_t = int8_t;
+
+		enum class ExpansionState {
+			CannotExpand,
+			CanExpand,
+			Preparing,
+			Expanding
+		};
+
+	private:
+		BuildingType const& type;
+		level_t level = 0;
+		ExpansionState expansion_state = ExpansionState::CannotExpand;
+		Date start, end;
+		float expansion_progress;
+
+		Building(BuildingType const& new_type);
+
+		bool _can_expand() const;
+
+	public:
+		Building(Building&&) = default;
+
+		BuildingType const& get_type() const;
+		level_t get_level() const;
+		ExpansionState get_expansion_state() const;
+		Date const& get_start_date() const;
+		Date const& get_end_date() const;
+		float get_expansion_progress() const;
+
+		bool expand();
+		void update_state(Date const& today);
+		void tick(Date const& today);
+	};
+
+	struct BuildingType : HasIdentifier {
+		friend struct BuildingManager;
+
+	private:
+		const Building::level_t max_level;
+		const Timespan build_time;
+
+		BuildingType(const std::string_view new_identifier, Building::level_t new_max_level, Timespan new_build_time);
+
+	public:
+		BuildingType(BuildingType&&) = default;
+
+		Building::level_t get_max_level() const;
+		Timespan get_build_time() const;
+	};
+
+	struct Province;
+
+	struct BuildingManager {
+	private:
+		IdentifierRegistry<BuildingType> building_types;
+
+	public:
+		BuildingManager();
+
+		bool add_building_type(const std::string_view identifier, Building::level_t max_level, Timespan build_time);
+		IDENTIFIER_REGISTRY_ACCESSORS(BuildingType, building_type)
+		bool generate_province_buildings(Province& province) const;
+	};
+}