#pragma once

#include <array>
#include <cstdint>
#include <string_view>

using u8 = uint8_t;
using u16 = uint16_t;
using u32 = uint32_t;
using u64 = uint64_t;
using s8 = int8_t;
using s16 = int16_t;
using s32 = int32_t;
using s64 = int64_t;
using tag_type = u8;

using EntityIndex = u16;

enum class Tag : tag_type
{
	player,
	tile,
	enemy,
	tagCount
};

namespace util
{
	using namespace std::string_view_literals;

	inline constexpr EntityIndex MAX_PLAYERS{1u};
	inline constexpr EntityIndex MAX_TILES {1'000u};
	inline constexpr EntityIndex MAX_ENEMIES {1'000u};
	inline constexpr EntityIndex MAX_ENTITIES {MAX_PLAYERS + MAX_TILES + MAX_ENEMIES};
	inline constexpr tag_type TAG_COUNT {(tag_type)Tag::tagCount};

	// used for imgui
	inline constexpr char* tagStringsC[TAG_COUNT] =
	{
		"player",
		"tile",
		"enemy",
	};

	inline constexpr std::string_view tagStrings[TAG_COUNT] =
	{
		"player"sv,
		"tile"sv,
		"enemy"sv,
	};

	inline constexpr EntityIndex tagStart[TAG_COUNT] =
	{
		0,//player
		1,//tile start
		MAX_TILES,//enemy start
	};

	inline constexpr EntityIndex tagSize[TAG_COUNT] =
	{
		MAX_PLAYERS,
		MAX_TILES,
		MAX_ENEMIES,
	};
}