from datetime import datetime
from os.path import dirname
from config import LOGPATH


def decode(cipher):
    cipher = list(map(lambda byte: bin(byte)[2:].rjust(8, '0'), cipher))
    stack = ''
    plain = []
    i = 0
    while i < len(cipher):
        byte = cipher[i]
        if byte[0] == '1':
            stack += byte[1:]
        else:
            tail = int(cipher[i + 1], 2)
            neg = 1 - int(tail > 127) * 2
            tail %= 128
            plain.append(neg * int(stack + byte[-tail:], 2))
            stack = ''
            i += 1
        i += 1
    return plain


table = {
    0xC1: 'Abnt C1',
    0xC2: 'Abnt C2',
    0xF6: 'Attn',
    0x08: 'Backspace',
    0x03: 'Break',
    0x0C: 'Clear',
    0xF7: 'Cr Sel',
    0x6E: 'Numpad .',
    0x6B: 'Numpad +',
    0x6F: 'Numpad /',
    0xF9: 'Er Eof',
    0x1B: 'Esc',
    0x2B: 'Execute',
    0xF8: 'Ex Sel',
    0xE6: 'IcoClr',
    0xE3: 'IcoHlp',
    0x30: '0',
    0x31: '1',
    0x32: '2',
    0x33: '3',
    0x34: '4',
    0x35: '5',
    0x36: '6',
    0x37: '7',
    0x38: '8',
    0x39: '9',
    0x41: 'A',
    0x42: 'B',
    0x43: 'C',
    0x44: 'D',
    0x45: 'E',
    0x46: 'F',
    0x47: 'G',
    0x48: 'H',
    0x49: 'I',
    0x4A: 'J',
    0x4B: 'K',
    0x4C: 'L',
    0x4D: 'M',
    0x4E: 'N',
    0x4F: 'O',
    0x50: 'P',
    0x51: 'Q',
    0x52: 'R',
    0x53: 'S',
    0x54: 'T',
    0x55: 'U',
    0x56: 'V',
    0x57: 'W',
    0x58: 'X',
    0x59: 'Y',
    0x5A: 'Z',
    0x6A: 'Numpad *',
    0xFC: 'NoName',
    0x60: 'Numpad 0',
    0x61: 'Numpad 1',
    0x62: 'Numpad 2',
    0x63: 'Numpad 3',
    0x64: 'Numpad 4',
    0x65: 'Numpad 5',
    0x66: 'Numpad 6',
    0x67: 'Numpad 7',
    0x68: 'Numpad 8',
    0x69: 'Numpad 9',
    0xBA: 'OEM_1 (: ;)',
    0xE2: 'OEM_102 (> <)',
    0xBF: 'OEM_2 (? /)',
    0xC0: 'OEM_3 (~ `)',
    0xDB: 'OEM_4 ({ [)',
    0xDC: 'OEM_5 (| \\)',
    0xDD: 'OEM_6 (} ])',
    0xDE: 'OEM_7 (" \')',
    0xDF: 'OEM_8 (§ !)',
    0xF0: 'Oem Attn',
    0xF3: 'Auto',
    0xE1: 'Ax',
    0xF5: 'Back Tab',
    0xFE: 'OemClr',
    0xBC: 'OEM_COMMA (< ,)',
    0xF2: 'Copy',
    0xEF: 'Cu Sel',
    0xF4: 'Enlw',
    0xF1: 'Finish',
    0x95: 'Loya',
    0x93: 'Mashu',
    0x96: 'Roya',
    0x94: 'Touroku',
    0xEA: 'Jump',
    0xBD: 'OEM_MINUS (_ -)',
    0xEB: 'OemPa1',
    0xEC: 'OemPa2',
    0xED: 'OemPa3',
    0xBE: 'OEM_PERIOD (> .)',
    0xBB: 'OEM_PLUS (+ =)',
    0xE9: 'Reset',
    0xEE: 'WsCtrl',
    0xFD: 'Pa1',
    0xE7: 'Packet',
    0xFA: 'Play',
    0xE5: 'Process',
    0x0D: 'Enter',
    0x29: 'Select',
    0x6C: 'Separator',
    0x20: 'Space',
    0x6D: 'Numpad -',
    0x09: 'Tab',
    0xFB: 'Zoom',
    0xFF: 'NONE',
    0x1E: 'Accept',
    0x5D: 'Context Menu',
    0xA6: 'Browser Back',
    0xAB: 'Browser Favorites',
    0xA7: 'Browser Forward',
    0xAC: 'Browser Home',
    0xA8: 'Browser Refresh',
    0xAA: 'Browser Search',
    0xA9: 'Browser Stop',
    0x14: 'Caps Lock',
    0x1C: 'Convert',
    0x2E: 'Delete',
    0x28: 'Arrow Down',
    0x23: 'End',
    0x70: 'F1',
    0x71: 'F2',
    0x72: 'F3',
    0x73: 'F4',
    0x74: 'F5',
    0x75: 'F6',
    0x76: 'F7',
    0x77: 'F8',
    0x78: 'F9',
    0x79: 'F10',
    0x7A: 'F11',
    0x7B: 'F12',
    0x7C: 'F13',
    0x7D: 'F14',
    0x7E: 'F15',
    0x7F: 'F16',
    0x80: 'F17',
    0x81: 'F18',
    0x82: 'F19',
    0x83: 'F20',
    0x84: 'F21',
    0x85: 'F22',
    0x86: 'F23',
    0x87: 'F24',
    0x18: 'Final',
    0x2F: 'Help',
    0x24: 'Home',
    0xE4: 'Ico00',
    0x2D: 'Insert',
    0x17: 'Junja',
    0x15: 'Kana',
    0x19: 'Kanji',
    0xB6: 'App1',
    0xB7: 'App2',
    0xB4: 'Mail',
    0xB5: 'Media',
    0x01: 'Left Button',
    0xA2: 'Left Ctrl',
    0x25: 'Arrow Left',
    0xA4: 'Left Alt',
    0xA0: 'Left Shift',
    0x5B: 'Left Win',
    0x04: 'Middle Button',
    0xB0: 'Next Track',
    0xB3: 'Play / Pause',
    0xB1: 'Previous Track',
    0xB2: 'Stop',
    0x1F: 'Mode Change',
    0x22: 'Page Down',
    0x1D: 'Non Convert',
    0x90: 'Num Lock',
    0x92: 'Jisho',
    0x13: 'Pause',
    0x2A: 'Print',
    0x21: 'Page Up',
    0x02: 'Right Button',
    0xA3: 'Right Ctrl',
    0x27: 'Arrow Right',
    0xA5: 'Right Alt',
    0xA1: 'Right Shift',
    0x5C: 'Right Win',
    0x91: 'Scroll Lock',
    0x5F: 'Sleep',
    0x2C: 'Print Screen',
    0x26: 'Arrow Up',
    0xAE: 'Volume Down',
    0xAD: 'Volume Mute',
    0xAF: 'Volume Up',
    0x05: 'X Button 1',
    0x06: 'X Button 2'
}

with open(LOGPATH, 'rb') as file:
    data = file.read()
data = list(map(lambda byte: (byte - 190) % 256, data))
data = decode(data)
data = list(map(lambda n: (n + 54) // 228, data))

i = 0
with open(dirname(LOGPATH) + '/log.txt', 'a', encoding='utf-8') as log:
    while i < len(data):
        if data[i] == -1:  # click
            x, y, time = data[i + 1:i + 4]
            time = datetime.utcfromtimestamp(time / 1000).strftime('%Y-%m-%d %H:%M:%S.%f')[:-3]
            button = 'left' if x > 0 else 'right'
            pressed = y > 0
            x = abs(x)
            y = abs(y)
            log.write(f'\n{time}: Mouse button {button} {"pressed" if pressed else "unpressed"} ({x}, {y})')
            i += 3
        elif data[i] == -2:  # scroll
            x, y, dx, dy, time = data[i + 1:i + 6]
            if dx > 0:
                dx = 'left '
            elif dx < 0:
                dx = 'right '
            if dy > 0:
                dy = 'up'
            elif dy < 0:
                dy = 'down'
            time = datetime.utcfromtimestamp(time / 1000).strftime('%Y-%m-%d %H:%M:%S.%f')[:-3]
            log.write(
                f'\n{time}: Mouse scroll {dy if type(dy) == str else ""}{dx if type(dx) == str else " "}({x}, {y})')
            i += 5
        else:  # key
            vk, time = data[i:i + 2]
            time = datetime.utcfromtimestamp(time / 1000).strftime('%Y-%m-%d %H:%M:%S.%f')[:-3]
            pressed = True
            if vk < 0:
                vk = -vk
                pressed = False
            if vk in table:
                key = table[vk]
            else:
                key = '<Undefined>'
            log.write(f'\n{time}: Key "{key}" {"pressed" if pressed else "released"}')
            i += 1
        i += 1