import keyboard
import time

# Bitové příznaky
LCTRL        = 0x000100
LSHIFT       = 0x000200
LALT         = 0x000400
LGUI         = 0x000800
RCTRL        = 0x001000
RSHIFT       = 0x002000
RALT         = 0x004000
RGUI         = 0x008000
EXT          = 0x080000
EMU_SWITCH_1 = 0x100000
EMU_SWITCH_2 = 0x200000

# ps2set2 mapa (zkráceno pro přehlednost — nahraď svou verzí)
ps2set2 = {
    "KEY_ESC": 0x76,
    "KEY_1": 0x16,
    "KEY_2": 0x1e,
    "KEY_3": 0x26,
    "KEY_4": 0x25,
    "KEY_5": 0x2e,
    "KEY_6": 0x36,
    "KEY_7": 0x3d,
    "KEY_8": 0x3e,
    "KEY_9": 0x46,
    "KEY_0": 0x45,
    "KEY_MINUS": 0x4e,
    "KEY_EQUAL": 0x55,
    "KEY_BACKSPACE": 0x66,
    "KEY_TAB": 0x0d,
    "KEY_Q": 0x15,
    "KEY_W": 0x1d,
    "KEY_E": 0x24,
    "KEY_R": 0x2d,
    "KEY_T": 0x2c,
    "KEY_Y": 0x35,
    "KEY_U": 0x3c,
    "KEY_I": 0x43,
    "KEY_O": 0x44,
    "KEY_P": 0x4d,
    "KEY_LEFTBRACE": 0x54,
    "KEY_RIGHTBRACE": 0x5b,
    "KEY_ENTER": 0x5a,
    "KEY_LEFTCTRL": LCTRL | 0x14,
    "KEY_A": 0x1c,
    "KEY_S": 0x1b,
    "KEY_D": 0x23,
    "KEY_F": 0x2b,
    "KEY_G": 0x34,
    "KEY_H": 0x33,
    "KEY_J": 0x3b,
    "KEY_K": 0x42,
    "KEY_L": 0x4b,
    "KEY_SEMICOLON": 0x4c,
    "KEY_APOSTROPHE": 0x52,
    "KEY_GRAVE": 0x0e,
    "KEY_LEFTSHIFT": LSHIFT | 0x12,
    "KEY_BACKSLASH": 0x5d,
    "KEY_Z": 0x1a,
    "KEY_X": 0x22,
    "KEY_C": 0x21,
    "KEY_V": 0x2a,
    "KEY_B": 0x32,
    "KEY_N": 0x31,
    "KEY_M": 0x3a,
    "KEY_COMMA": 0x41,
    "KEY_DOT": 0x49,
    "KEY_SLASH": 0x4a,
    "KEY_RIGHTSHIFT": RSHIFT | 0x59,
    "KEY_KPASTERISK": 0x7c,
    "KEY_LEFTALT": LALT | 0x11,
    "KEY_SPACE": 0x29,
    "KEY_CAPSLOCK": 0x58,
    "KEY_F1": 0x05,
    "KEY_F2": 0x06,
    "KEY_F3": 0x04,
    "KEY_F4": 0x0c,
    "KEY_F5": 0x03,
    "KEY_F6": 0x0b,
    "KEY_F7": 0x83,
    "KEY_F8": 0x0a,
    "KEY_F9": 0x01,
    "KEY_F10": 0x09,
    "KEY_NUMLOCK": EMU_SWITCH_2 | 0x77,
    "KEY_SCROLLLOCK": EMU_SWITCH_1 | 0x7e,
    "KEY_KP7": 0x6c,
    "KEY_KP8": 0x75,
    "KEY_KP9": 0x7d,
    "KEY_KPMINUS": 0x7b,
    "KEY_KP4": 0x6b,
    "KEY_KP5": 0x73,
    "KEY_KP6": 0x74,
    "KEY_KPPLUS": 0x79,
    "KEY_KP1": 0x69,
    "KEY_KP2": 0x72,
    "KEY_KP3": 0x7a,
    "KEY_KP0": 0x70,
    "KEY_KPDOT": 0x71,
    "KEY_102ND": 0x61,
    "KEY_F11": 0x78,
    "KEY_F12": 0x07,
    "KEY_KPENTER": EXT | 0x5a,
    "KEY_RIGHTCTRL": RCTRL | EXT | 0x14,
    "KEY_KPSLASH": EXT | 0x4a,
    "KEY_SYSRQ": 0xE2,
    "KEY_RIGHTALT": RALT | EXT | 0x11,
    "KEY_HOME": EXT | 0x6c,
    "KEY_UP": EXT | 0x75,
    "KEY_PAGEUP": EXT | 0x7d,
    "KEY_LEFT": EXT | 0x6b,
    "KEY_RIGHT": EXT | 0x74,
    "KEY_END": EXT | 0x69,
    "KEY_DOWN": EXT | 0x72,
    "KEY_PAGEDOWN": EXT | 0x7a,
    "KEY_INSERT": EXT | 0x70,
    "KEY_DELETE": EXT | 0x71,
    "KEY_PAUSE": 0xE1,
    "KEY_F17": EMU_SWITCH_1 | 1,
    "KEY_F18": EMU_SWITCH_1 | 2,
    "KEY_F19": EMU_SWITCH_1 | 3,
    "KEY_F20": EMU_SWITCH_1 | 4,
    "KEY_U-MLAUT": 0x5D,  # přemapované z DE rozložení
    "KEY_LEFTMETA": LGUI | EXT | 0x1f,
    "KEY_RIGHTMETA": RGUI | EXT | 0x27,
}

# Převede jméno z knihovny `keyboard` na tvar používaný v `ps2set2`
def normalize_key_name(name):
    name = name.upper()
    keymap = {
        "CTRL": "CONTROL",
        "ESC": "ESC",
        "ENTER": "ENTER",
        "SPACE": "SPACE",
        "ALT": "ALT",
        "SHIFT": "SHIFT",
        "WINDOWS": "META",
    }

    for k, v in keymap.items():
        if k in name:
            name = name.replace(k, v)

    # Speciální ošetření: LEFT/RIGHT
    if name.startswith("LEFT ") or name.startswith("RIGHT "):
        parts = name.split(" ")
        if len(parts) == 2:
            return f"KEY_{parts[0]}{parts[1]}"
    return f"KEY_{name}"

print("Stiskni klávesu (CTRL+C pro ukončení):")

try:
    while True:
        event = keyboard.read_event()
        if event.event_type == keyboard.KEY_DOWN:
            print(f"0x{event.scan_code:08X}")
            for key, value in ps2set2.items():
                if value == event.scan_code:
                    print(f"{key}: 0x{scancode:02X}")
                break
            else:
                norm_name = normalize_key_name(event.name)
                print(f"{norm_name}: nenalezen v ps2set2 0x{event.scan_code:04X}")


#            norm_name = normalize_key_name(event.name)
#            scancode = ps2set2.get(norm_name)

#            if scancode is not None:
#                print(f"{norm_name}: 0x{scancode:02X}")
#            else:
#                print(f"{norm_name}: nenalezen v ps2set2 0x{event.scan_code:04X}")

except KeyboardInterrupt:
    print("\nUkončeno.")