From ec3601fbc17a38a44608a04f53d4e36c1bff8c96 Mon Sep 17 00:00:00 2001
From: Loek Le Blansch <loek@pipeframe.xyz>
Date: Wed, 13 Nov 2024 12:12:26 +0100
Subject: re-enable loop manager + remove more singletons

---
 src/crepe/api/LoopManager.hpp | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 src/crepe/api/LoopManager.hpp

(limited to 'src/crepe/api/LoopManager.hpp')

diff --git a/src/crepe/api/LoopManager.hpp b/src/crepe/api/LoopManager.hpp
new file mode 100644
index 0000000..20e8d1c
--- /dev/null
+++ b/src/crepe/api/LoopManager.hpp
@@ -0,0 +1,38 @@
+#pragma once
+
+#include <cassert>
+#include <memory>
+
+#include "../system/System.h"
+#include "../Exception.h"
+
+#include "LoopManager.h"
+
+namespace crepe {
+
+template <class T>
+T & LoopManager::get_system() {
+	using namespace std;
+	static_assert(is_base_of<System, T>::value, "get_system must recieve a derivative class of System");
+	
+	const type_info & type = typeid(T);
+	if (!this->systems.contains(type))
+		throw Exception("LoopManager: %s is not initialized", type.name());
+
+	System * system = this->systems.at(type).get();
+	T * concrete_system = dynamic_cast<T *>(system);
+	assert(concrete_system != nullptr);
+
+	return *concrete_system;
+}
+
+template <class T>
+void LoopManager::load_system() {
+	using namespace std;
+	static_assert(is_base_of<System, T>::value, "load_system must recieve a derivative class of System");
+
+	System * system = new T(this->component_manager);
+	this->systems[typeid(T)] = unique_ptr<System>(system);
+}
+
+} // namespace crepe
-- 
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