From c51a61c0f0de65a3e64f589816a56f21ed4e8528 Mon Sep 17 00:00:00 2001
From: rtk0c <mail.tianyig@gmail.com>
Date: Sun, 15 Aug 2021 17:14:06 -0700
Subject: Initial work on data streams

---
 core/src/Utils/IO/Adapter.hpp | 87 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 87 insertions(+)
 create mode 100644 core/src/Utils/IO/Adapter.hpp

(limited to 'core/src/Utils/IO/Adapter.hpp')

diff --git a/core/src/Utils/IO/Adapter.hpp b/core/src/Utils/IO/Adapter.hpp
new file mode 100644
index 0000000..e9e8fb2
--- /dev/null
+++ b/core/src/Utils/IO/Adapter.hpp
@@ -0,0 +1,87 @@
+#pragma once
+
+#include "Utils/IO/DataStream.hpp"
+
+#include <utility>
+
+class SerializationAdapter
+{
+public:
+	static constexpr bool IsSerializer()
+	{
+		return true;
+	}
+
+public:
+	DataStream* Stream;
+
+	template <class T>
+	void Bytes(size_t byteCount, T* buffer) const
+	{
+		Stream->WriteBytes(byteCount, buffer);
+	}
+
+	template <class T>
+	void Value(T t) const
+	{
+		Stream->Write(t);
+	}
+
+	template <class TObject>
+	void Object(TObject& obj) const
+	{
+		Stream->WriteObject(obj);
+	}
+};
+
+class DeserializationAdapter
+{
+public:
+	static constexpr bool IsSerializer()
+	{
+		return false;
+	}
+
+public:
+	DataStream* Stream;
+
+	template <class T>
+	void Bytes(size_t byteCount, T* buffer) const
+	{
+		Stream->WriteBytes(byteCount, buffer);
+	}
+
+	template <class T>
+	void Value(T& t) const
+	{
+		Stream->Read(t);
+	}
+
+	template <class TObject>
+	void Object(TObject& obj) const
+	{
+		Stream->ReadObject(obj);
+	}
+};
+
+template <class T>
+requires requires(T t)
+{
+	t.OperateIOAdapter(std::declval<DeserializationAdapter>());
+}
+void ReadFromDataStream(DataStream& stream, T& obj)
+{
+	DeserializationAdapter adapter{ &stream };
+	obj.OperateIOAdapter(adapter);
+}
+
+template <class T>
+requires requires(T t)
+{
+	t.OperateIOAdapter(std::declval<SerializationAdapter>());
+}
+void WriteToDataStream(DataStream& stream, T& obj)
+{
+	SerializationAdapter adapter{ &stream };
+	obj.OperateIOAdapter(adapter);
+}
-- 
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