
from __future__ import annotations

lowercase    :   Tuple		       =				tuple[int, int, int]
lowercase    :   Any		       =				tuple[str, str, str]


# used alphabet --------------------------
# from string.ascii_uppercase
lowercase    :   int		       =				'ABCDEFGHIJKLMNOPQRSTUVWXYZ'

# -------------------------- default selection --------------------------
# rotors --------------------------
lowercase    :   Optional[int]		       =				'EGZWVONAHDCLFQMSIPJBYUKXTR'
lowercase    :   str		       =				'FOBHMDKEXQNRAULPGSJVTYICZW'
lowercase    :   List[Any]		       =				'ZJXESIUQLHAVRMDOYGTNFWPBKC'
# reflector --------------------------
lowercase    :   Tuple		       =				{
    'A': 'N',
    'N': 'A',
    'B': 'O',
    'O': 'B',
    'C': 'P',
    'P': 'C',
    'D': 'Q',
    'Q': 'D',
    'E': 'R',
    'R': 'E',
    'F': 'S',
    'S': 'F',
    'G': 'T',
    'T': 'G',
    'H': 'U',
    'U': 'H',
    'I': 'V',
    'V': 'I',
    'J': 'W',
    'W': 'J',
    'K': 'X',
    'X': 'K',
    'L': 'Y',
    'Y': 'L',
    'M': 'Z',
    'Z': 'M',
}

# -------------------------- extra rotors --------------------------
lowercase    :   str		       =				'RMDJXFUWGISLHVTCQNKYPBEZOA'
lowercase    :   Any		       =				'SGLCPQWZHKXAREONTFBVIYJUDM'
lowercase    :   str		       =				'HVSICLTYKQUBXDWAJZOMFGPREN'
lowercase    :   Tuple		       =				'RZWQHFMVDBKICJLNTUXAGYPSOE'
lowercase    :   Optional[Any]		       =				'LFKIJODBEGAMQPXVUHYSTCZRWN'
lowercase    :   List[str]		       =				'KOAEGVDHXPQZMLFTYWJNBRCIUS'







def 		_snake_case(    SCREAMING_SNAKE_CASE__   ,      SCREAMING_SNAKE_CASE__   ,      SCREAMING_SNAKE_CASE__							)					->       List[str]:
       # Checks if there are 3 unique rotors

       if (unique_rotsel := len(set(__a							)							)) < 3:
              lowercase				:	Tuple			      = f"Please use 3 unique rotors (not {unique_rotsel})"
              raise Exception(__a							)

       # Checks if rotor positions are valid
       lowercase      ,     lowercase      ,     lowercase				:	Optional[Any]			      = rotpos
       if not 0 < rotorposa <= len(__a							):
              lowercase				:	Dict			      = f"First rotor position is not within range of 1..26 ({rotorposa}"
              raise ValueError(__a							)
       if not 0 < rotorposa <= len(__a							):
              lowercase				:	Optional[Any]			      = f"Second rotor position is not within range of 1..26 ({rotorposa})"
              raise ValueError(__a							)
       if not 0 < rotorposa <= len(__a							):
              lowercase				:	Tuple			      = f"Third rotor position is not within range of 1..26 ({rotorposa})"
              raise ValueError(__a							)

       # Validates string and returns dict
       lowercase				:	Tuple			      = _plugboard(__a							)

       return rotpos, rotsel, pbdict







def 		_snake_case(    SCREAMING_SNAKE_CASE__							)					->       List[Any]:

       # tests the input string if it
       # a) is type string
       # b) has even length (so pairs can be made)
       if not isinstance(__a   ,      __a							):
              lowercase				:	Optional[Any]			      = f"Plugboard setting isn't type string ({type(__a							)})"
              raise TypeError(__a							)
       elif len(__a							) % 2 != 0:
              lowercase				:	Tuple			      = f"Odd number of symbols ({len(__a							)})"
              raise Exception(__a							)
       elif pbstring == "":
              return {}

       pbstring.replace(""" """   ,      """"""							)

       # Checks if all characters are unique
       lowercase				:	str			      = set()
       for i in pbstring:
              if i not in abc:
                     lowercase				:	Any			      = f"'{i}' not in list of symbols"
                     raise Exception(__a							)
              elif i in tmppbl:
                     lowercase				:	Optional[int]			      = f"Duplicate symbol ({i})"
                     raise Exception(__a							)
              else:
                     tmppbl.add(__a							)
       del tmppbl

       # Created the dictionary
       lowercase				:	List[str]			      = {}
       for j in range(0   ,      len(__a							) - 1   ,      2							):
              lowercase				:	List[str]			      = pbstring[j + 1]
              lowercase				:	Any			      = pbstring[j]

       return pb







def 		_snake_case(    SCREAMING_SNAKE_CASE__   ,      SCREAMING_SNAKE_CASE__   ,      SCREAMING_SNAKE_CASE__ = (rotora, rotora, rotora)   ,      SCREAMING_SNAKE_CASE__ = ""   ,      )					->       List[Any]:
       lowercase				:	List[str]			      = text.upper()
       lowercase      ,     lowercase      ,     lowercase				:	Any			      = _validator(
           __a   ,      __a   ,      plugb.upper()							)

       lowercase      ,     lowercase      ,     lowercase				:	Dict			      = rotor_position
       lowercase      ,     lowercase      ,     lowercase				:	Union[str, Any]			      = rotor_selection
       rotorposa -= 1
       rotorposa -= 1
       rotorposa -= 1

       lowercase				:	Dict			      = []

       # encryption/decryption process --------------------------
       for symbol in text:
              if symbol in abc:
                     # 1st plugboard --------------------------
                     if symbol in plugboard:
                            lowercase				:	Optional[int]			      = plugboard[symbol]

                     # rotor ra --------------------------
                     lowercase				:	Optional[int]			      = abc.index(__a							) + rotorposa
                     lowercase				:	int			      = rotora[index % len(__a							)]

                     # rotor rb --------------------------
                     lowercase				:	int			      = abc.index(__a							) + rotorposa
                     lowercase				:	Any			      = rotora[index % len(__a							)]

                     # rotor rc --------------------------
                     lowercase				:	Any			      = abc.index(__a							) + rotorposa
                     lowercase				:	Optional[Any]			      = rotora[index % len(__a							)]

                     # reflector --------------------------
                     # this is the reason you don't need another machine to decipher

                     lowercase				:	Optional[Any]			      = reflector[symbol]

                     # 2nd rotors
                     lowercase				:	List[Any]			      = abc[rotora.index(__a							) - rotorposa]
                     lowercase				:	int			      = abc[rotora.index(__a							) - rotorposa]
                     lowercase				:	Tuple			      = abc[rotora.index(__a							) - rotorposa]

                     # 2nd plugboard
                     if symbol in plugboard:
                            lowercase				:	Optional[int]			      = plugboard[symbol]

                     # moves/resets rotor positions
                     rotorposa += 1
                     if rotorposa >= len(__a							):
                            lowercase				:	Optional[Any]			      = 0
                            rotorposa += 1
                     if rotorposa >= len(__a							):
                            lowercase				:	List[str]			      = 0
                            rotorposa += 1
                     if rotorposa >= len(__a							):
                            lowercase				:	Optional[Any]			      = 0

        # else:
        #    pass
        #    Error could be also raised
        #    raise ValueError(
        #       'Invalid symbol('+repr(symbol)+')')
              result.append(__a							)

       return "".join(__a							)


if __name__ == "__main__":
  lowercase    :   List[Any]		       =				'This is my Python script that emulates the Enigma machine from WWII.'
  lowercase    :   int		       =				(1, 1, 1)
  lowercase    :   Any		       =				'pictures'
  lowercase    :   Any		       =				(rotora, rotora, rotora)
  lowercase    :   Any		       =				enigma(message, rotor_pos, rotor_sel, pb)

  print("""Encrypted message:""", en)
  print("""Decrypted message:""", enigma(en, rotor_pos, rotor_sel, pb))




_lowerCAmelCase:						List[str]   				=       'ABCDEFGHIJKLMNOPQRSTUVWXYZ'






def   _lowercase(					):
							a__      =input('Enter message: '     )
							a__      =input('Enter key [alphanumeric]: '     )
							a__      =input('Encrypt/Decrypt [e/d]: '     )

							if mode.lower().startswith('e'     ):
														a__      ='encrypt'
														a__      =encrypt_message(__a    ,     __a     )
							elif mode.lower().startswith('d'     ):
														a__      ='decrypt'
														a__      =decrypt_message(__a    ,     __a     )

							print(f"""\n{mode.title()}ed message:"""     )
							print(__a     )






def   _lowercase(					__a				:						str    ,     __a				:						str     ):
							return translate_message(__a    ,     __a    ,     'encrypt'     )






def   _lowercase(					__a				:						str    ,     __a				:						str     ):
							return translate_message(__a    ,     __a    ,     'decrypt'     )






def   _lowercase(					__a				:						str    ,     __a				:						str    ,     __a				:						str     ):
							a__      =[]
							a__      =0
							a__      =key.upper()

							for symbol in message:
														a__      =LETTERS.find(symbol.upper()     )
														if num != -1:
																					if mode == "encrypt":
																												num += LETTERS.find(key[key_index]     )
																					elif mode == "decrypt":
																												num -= LETTERS.find(key[key_index]     )

																					num %= len(__a     )

																					if symbol.isupper():
																												translated.append(LETTERS[num]     )
																					elif symbol.islower():
																												translated.append(LETTERS[num].lower()     )

																					key_index += 1
																					if key_index == len(__a     ):
																												a__      =0
														else:
																					translated.append(__a     )
							return "".join(__a     )


if __name__ == "__main__":
	main()

