#ifndef __KEYS_H__
#define __KEYS_H__
#include <Arduino.h>

// Supported keyboard layouts
extern const uint8_t KeyboardLayout_de_DE[];
extern const uint8_t KeyboardLayout_en_US[];
extern const uint8_t KeyboardLayout_en_UK[];
extern const uint8_t KeyboardLayout_es_ES[];
extern const uint8_t KeyboardLayout_fr_FR[];
extern const uint8_t KeyboardLayout_it_IT[];
extern const uint8_t KeyboardLayout_pt_PT[];
extern const uint8_t KeyboardLayout_pt_BR[];
extern const uint8_t KeyboardLayout_sv_SE[];
extern const uint8_t KeyboardLayout_da_DK[];
extern const uint8_t KeyboardLayout_hu_HU[];
extern const uint8_t KeyboardLayout_tr_TR[];
extern const uint8_t KeyboardLayout_si_SI[];

#define KEY_LEFT_CTRL 0x80
#define KEY_LEFT_SHIFT 0x81
#define KEY_LEFT_ALT 0x82
#define KEY_LEFT_GUI 0x83
#define KEY_RIGHT_CTRL 0x84
#define KEY_RIGHT_SHIFT 0x85
#define KEY_RIGHT_ALT 0x86 // AltGr (Right Alt) Key
#define KEY_RIGHT_GUI 0x87

#define KEY_UP_ARROW 0xDA
#define KEY_DOWN_ARROW 0xD9
#define KEY_LEFT_ARROW 0xD8
#define KEY_RIGHT_ARROW 0xD7
#define KEY_MENU 0xED //  "Keyboard Application" in USB standard
#define KEY_SPACE 0x20
#define KEYBACKSPACE 0xB2 // changed from KEY_BACKSPACE due to compatibility with Cardputer keyboard
#define KEYTAB 0xB3       // changed from KEY_TAB due to compatibility with Cardputer keyboard
#define KEY_RETURN 0xB0
#define KEY_ESC 0xB1
#define KEY_INSERT 0xD1
#define KEY_DELETE 0xD4
#define KEY_PAGE_UP 0xD3
#define KEY_PAGE_DOWN 0xD6
#define KEY_HOME 0xD2
#define KEY_END 0xD5
#define KEY_NUM_LOCK 0xDB
#define KEY_CAPS_LOCK 0xC1
#define KEY_F1 0xC2
#define KEY_F2 0xC3
#define KEY_F3 0xC4
#define KEY_F4 0xC5
#define KEY_F5 0xC6
#define KEY_F6 0xC7
#define KEY_F7 0xC8
#define KEY_F8 0xC9
#define KEY_F9 0xCA
#define KEY_F10 0xCB
#define KEY_F11 0xCC
#define KEY_F12 0xCD
#define KEY_F13 0xF0
#define KEY_F14 0xF1
#define KEY_F15 0xF2
#define KEY_F16 0xF3
#define KEY_F17 0xF4
#define KEY_F18 0xF5
#define KEY_F19 0xF6
#define KEY_F20 0xF7
#define KEY_F21 0xF8
#define KEY_F22 0xF9
#define KEY_F23 0xFA
#define KEY_F24 0xFB
#define KEY_PRINT_SCREEN 0xCE
#define KEY_SCROLL_LOCK 0xCF
#define KEY_PAUSE 0xD0
#define KEYFN 0xFE // Changed from KEY_FN to KEYFN due to compatibility with T-LoRa Pager keyboard

#define LED_NUMLOCK 0x01
#define LED_CAPSLOCK 0x02
#define LED_SCROLLLOCK 0x04
#define LED_COMPOSE 0x08
#define LED_KANA 0x10

// Numeric keypad
#define KEY_KP_SLASH 0xDC
#define KEY_KP_ASTERISK 0xDD
#define KEY_KP_MINUS 0xDE
#define KEY_KP_PLUS 0xDF
#define KEY_KP_ENTER 0xE0
#define KEY_KP_1 0xE1
#define KEY_KP_2 0xE2
#define KEY_KP_3 0xE3
#define KEY_KP_4 0xE4
#define KEY_KP_5 0xE5
#define KEY_KP_6 0xE6
#define KEY_KP_7 0xE7
#define KEY_KP_8 0xE8
#define KEY_KP_9 0xE9
#define KEY_KP_0 0xEA
#define KEY_KP_DOT 0xEB

//  Low level key report: up to 6 keys and shift, ctrl etc at once
typedef struct {
    uint8_t modifiers;
    uint8_t reserved;
    uint8_t keys[6];
} KeyReport;

typedef uint8_t MediaKeyReport[2];

const MediaKeyReport KEY_MEDIA_NEXT_TRACK = {1, 0};
const MediaKeyReport KEY_MEDIA_PREVIOUS_TRACK = {2, 0};
const MediaKeyReport KEY_MEDIA_STOP = {4, 0};
const MediaKeyReport KEY_MEDIA_PLAY_PAUSE = {8, 0};
const MediaKeyReport KEY_MEDIA_MUTE = {16, 0};
const MediaKeyReport KEY_MEDIA_VOLUME_UP = {32, 0};
const MediaKeyReport KEY_MEDIA_VOLUME_DOWN = {64, 0};
const MediaKeyReport KEY_MEDIA_WWW_HOME = {128, 0};
const MediaKeyReport KEY_MEDIA_LOCAL_MACHINE_BROWSER = {0, 1}; // Opens "My Computer" on Windows
const MediaKeyReport KEY_MEDIA_CALCULATOR = {0, 2};
const MediaKeyReport KEY_MEDIA_WWW_BOOKMARKS = {0, 4};
const MediaKeyReport KEY_MEDIA_WWW_SEARCH = {0, 8};
const MediaKeyReport KEY_MEDIA_WWW_STOP = {0, 16};
const MediaKeyReport KEY_MEDIA_WWW_BACK = {0, 32};
const MediaKeyReport KEY_MEDIA_CONSUMER_CONTROL_CONFIGURATION = {0, 64}; // Media Selection
const MediaKeyReport KEY_MEDIA_EMAIL_READER = {0, 128};

#endif