#pragma once

#include "RE/B/BSFixedString.h"
#include "RE/B/BSResource_ID.h"

namespace RE
{
	namespace BSTextureStreamer
	{
		class LocalHeap
		{
		public:
			class FreeBlock;

			// members
			std::byte*    memoryBase;       // 00
			FreeBlock*    freeList;         // 08
			std::uint32_t freeBlocks;       // 10
			std::uint32_t allocatedBlocks;  // 14
		};
		static_assert(sizeof(LocalHeap) == 0x18);

		class ChunkDesc
		{
		public:
			// members
			std::uint64_t dataFileOffset;    // 00
			std::uint32_t size;              // 08
			std::uint32_t uncompressedSize;  // 0C
			std::uint16_t mipFirst;          // 10
			std::uint16_t mipLast;           // 12
			std::uint32_t padding;           // 14
		};
		static_assert(sizeof(ChunkDesc) == 0x18);

		class TextureDescHeader
		{
		public:
			// members
			BSResource::ID id;             // 00
			std::uint8_t   dataFileIndex;  // 0C
			std::uint8_t   chunkCount;     // 0D
			std::uint16_t  chunkOffset;    // 0E
		};
		static_assert(sizeof(TextureDescHeader) == 0x10);

		template <class T>
		class NativeDesc :
			public TextureDescHeader  // 00
		{
		public:
			// members
			T             info;        // 10
			ChunkDesc     chunks[4];   // ??
			BSFixedString streamName;  // ??
		};
	}
}