#pragma once

#include <stddef.h>
#include <stdint.h>

[[__maybe_unused__]] static const char *keymap[128] = {
    [2] = "1!",   [3] = "2@",    [4] = "3#",   [5] = "4$",   [6] = "5%",
    [7] = "6^",   [8] = "7&",    [9] = "8*",   [10] = "9(",  [11] = "0)",
    [12] = "-_",  [13] = "=+",   [14] = NULL,  [15] = NULL,  [16] = "qQ",
    [17] = "wW",  [18] = "eE",   [19] = "rR",  [20] = "tT",  [21] = "yY",
    [22] = "uU",  [23] = "iI",   [24] = "oO",  [25] = "pP",  [26] = "[{",
    [27] = "]}",  [28] = "\n\n", [30] = "aA",  [31] = "sS",  [32] = "dD",
    [33] = "fF",  [34] = "gG",   [35] = "hH",  [36] = "jJ",  [37] = "kK",
    [38] = "lL",  [39] = ";:",   [40] = "'\"", [41] = NULL,  [42] = NULL,
    [43] = "\\|", [44] = "zZ",   [45] = "xX",  [46] = "cC",  [47] = "vV",
    [48] = "bB",  [49] = "nN",   [50] = "mM",  [51] = ",<",  [52] = ".>",
    [53] = "/?",  [54] = NULL,   [55] = NULL,  [56] = NULL,  [57] = "  ",
    [58] = NULL,  [59] = NULL,   [60] = NULL,  [61] = NULL,  [62] = NULL,
    [63] = NULL,  [64] = NULL,   [65] = NULL,  [66] = NULL,  [67] = NULL,
    [68] = NULL,  [69] = NULL,   [70] = NULL,  [71] = NULL,  [72] = NULL,
    [73] = NULL,  [74] = NULL,   [75] = NULL,  [76] = NULL,  [77] = NULL,
    [78] = NULL,  [79] = NULL,   [80] = NULL,  [81] = NULL,  [82] = NULL,
    [83] = NULL,  [84] = NULL,   [85] = NULL,  [86] = NULL,  [87] = NULL,
    [88] = NULL,  [89] = NULL,   [90] = NULL,  [91] = NULL,  [92] = NULL,
    [93] = NULL,  [94] = NULL,   [95] = NULL,  [96] = NULL,  [97] = NULL,
    [98] = NULL,  [99] = NULL,   [100] = NULL, [101] = NULL, [102] = NULL,
    [103] = NULL, [104] = NULL,  [105] = NULL, [106] = NULL, [107] = NULL,
    [108] = NULL, [109] = NULL,  [110] = NULL, [111] = NULL, [112] = NULL,
    [113] = NULL, [114] = NULL,  [115] = NULL, [116] = NULL, [117] = NULL,
    [118] = NULL, [119] = NULL,  [120] = NULL, [121] = NULL, [122] = NULL,
    [123] = NULL, [124] = NULL,  [125] = NULL, [126] = NULL, [127] = NULL,
};

#define KEYBOARD_PORT 0x60

#define KEY_1                    0x02
#define KEY_2                    0x03
#define KEY_3                    0x04
#define KEY_4                    0x05
#define KEY_5                    0x06
#define KEY_6                    0x07
#define KEY_7                    0x08
#define KEY_8                    0x09
#define KEY_9                    0x0A
#define KEY_0                    0x0B
#define KEY_MINUS                0x0C
#define KEY_EQUAL                0x0D
#define KEY_BACKSPACE            0x0E
#define KEY_TAB                  0x0F
#define KEY_SQUARE_OPEN_BRACKET  0x1A
#define KEY_SQUARE_CLOSE_BRACKET 0x1B
#define KEY_ENTER                0x1C
#define KEY_A                    0x1E
#define KEY_B                    0x30
#define KEY_C                    0x2E
#define KEY_D                    0x20
#define KEY_E                    0x12
#define KEY_F                    0x21
#define KEY_G                    0x22
#define KEY_H                    0x23
#define KEY_I                    0x17
#define KEY_J                    0x24
#define KEY_K                    0x25
#define KEY_L                    0x26
#define KEY_M                    0x32
#define KEY_N                    0x31
#define KEY_O                    0x18
#define KEY_P                    0x19
#define KEY_Q                    0x10
#define KEY_R                    0x13
#define KEY_S                    0x1F
#define KEY_T                    0x14
#define KEY_U                    0x16
#define KEY_V                    0x2F
#define KEY_W                    0x11
#define KEY_X                    0x2D
#define KEY_Y                    0x15
#define KEY_Z                    0x2C
#define KEY_SEMICOLON            0x27
#define KEY_BACKSLASH            0x2B
#define KEY_COMMA                0x33
#define KEY_DOT                  0x34
#define KEY_FORESLASH            0x35
#define KEY_F1                   0x3B
#define KEY_F2                   0x3C
#define KEY_F3                   0x3D
#define KEY_F4                   0x3E
#define KEY_F5                   0x3F
#define KEY_F6                   0x40
#define KEY_F7                   0x41
#define KEY_F8                   0x42
#define KEY_F9                   0x43
#define KEY_F10                  0x44
#define KEY_F11                  0x85
#define KEY_F12                  0x86
#define KEY_DELETE               0x53
#define KEY_DOWN                 0x50
#define KEY_END                  0x4F
#define KEY_ESC                  0x01
#define KEY_HOME                 0x47
#define KEY_INSERT               0x52
#define KEY_KEYPAD_5             0x4C
#define KEY_KEYPAD_MUL           0x37
#define KEY_KEYPAD_Minus         0x4A
#define KEY_KEYPAD_PLUS          0x4E
#define KEY_KEYPAD_DIV           0x35
#define KEY_LEFT                 0x4B
#define KEY_PAGE_DOWN            0x51
#define KEY_PAGE_UP              0x49
#define KEY_PRINT_SCREEN         0x37
#define KEY_RIGHT                0x4D
#define KEY_SPACE                0x39
#define KEY_UP                   0x48
#define KEY_LEFT_SHIFT           0x2A
#define KEY_RIGHT_SHIFT          0x36
#define KEY_CAPSLOCK             0x3A

struct key_event {
	uint8_t c;
	uint8_t scan_code;
};

struct key_event get_key(void);