import os
import sys

from . import rsa_key_generator as rkg

UpperCAmelCase					=				1_28
UpperCAmelCase					=				2_56


def SCREAMING_SNAKE_CASE				(     lowercase_:	List[str]		,						lowercase_:	Union[str, Any] = DEFAULT_BLOCK_SIZE				):
       _UpperCamelCase     :       Optional[Any]  						=  message.encode('ascii'				)

       _UpperCamelCase     :       List[Any]  						=  []
       for block_start in range(0		,						len(snake_case__				)		,						snake_case__				):
              _UpperCamelCase     :       Dict  						=  0
              for i in range(snake_case__		,						min(block_start + block_size		,						len(snake_case__				)				)				):
                     block_int += message_bytes[i] * (BYTE_SIZE ** (i % block_size))
              block_ints.append(snake_case__				)
       return block_ints


def SCREAMING_SNAKE_CASE				(     lowercase_:	str		,						lowercase_:	Tuple		,						lowercase_:	Tuple = DEFAULT_BLOCK_SIZE				):
       _UpperCamelCase     :       Optional[int]  						=  []
       for block_int in block_ints:
              _UpperCamelCase     :       str  						=  []
              for i in range(block_size - 1		,						-1		,						-1				):
                     if len(snake_case__				) + i < message_length:
                            _UpperCamelCase     :       Union[str, Any]  						=  block_int // (BYTE_SIZE**i)
                            _UpperCamelCase     :       Optional[int]  						=  block_int % (BYTE_SIZE**i)
                            block_message.insert(0		,						chr(snake_case__				)				)
              message.extend(snake_case__				)
       return "".join(snake_case__				)


def SCREAMING_SNAKE_CASE				(     lowercase_:	int		,						lowercase_:	Tuple		,						lowercase_:	str = DEFAULT_BLOCK_SIZE				):
       _UpperCamelCase     :       Any  						=  []
       _UpperCamelCase						,      _UpperCamelCase     :       int  						=  key

       for block in get_blocks_from_text(snake_case__		,						snake_case__				):
              encrypted_blocks.append(pow(snake_case__		,						snake_case__		,						snake_case__				)				)
       return encrypted_blocks


def SCREAMING_SNAKE_CASE				(     lowercase_:	str		,						lowercase_:	List[Any]		,						lowercase_:	int		,						lowercase_:	List[str] = DEFAULT_BLOCK_SIZE		,						):
       _UpperCamelCase     :       Dict  						=  []
       _UpperCamelCase						,      _UpperCamelCase     :       int  						=  key
       for block in encrypted_blocks:
              decrypted_blocks.append(pow(snake_case__		,						snake_case__		,						snake_case__				)				)
       return get_text_from_blocks(snake_case__		,						snake_case__		,						snake_case__				)


def SCREAMING_SNAKE_CASE				(     lowercase_:	Union[str, Any]				):
       with open(snake_case__				) as fo:
              _UpperCamelCase     :       Union[str, Any]  						=  fo.read()
       _UpperCamelCase						,      _UpperCamelCase						,      _UpperCamelCase     :       int  						=  content.split(','				)
       return (int(snake_case__				), int(snake_case__				), int(snake_case__				))


def SCREAMING_SNAKE_CASE				(     lowercase_:	str		,						lowercase_:	Tuple		,						lowercase_:	Dict		,						lowercase_:	Dict = DEFAULT_BLOCK_SIZE		,						):
       _UpperCamelCase						,      _UpperCamelCase						,      _UpperCamelCase     :       Optional[Any]  						=  read_key_file(snake_case__				)
       if key_size < block_size * 8:
              sys.exit(
                  'ERROR: Block size is {} bits and key size is {} bits. The RSA cipher '
                  'requires the block size to be equal to or greater than the key size. '
                  'Either decrease the block size or use different keys.'.format(
                      block_size * 8		,						snake_case__				)				)

       _UpperCamelCase     :       List[Any]  						=  [str(snake_case__				) for i in encrypt_message(snake_case__		,						(n, e)		,						snake_case__				)]

       _UpperCamelCase     :       List[str]  						=  ','.join(snake_case__				)
       _UpperCamelCase     :       Dict  						=  F"{len(snake_case__				)}_{block_size}_{encrypted_content}"
       with open(snake_case__		,						'w'				) as fo:
              fo.write(snake_case__				)
       return encrypted_content


def SCREAMING_SNAKE_CASE				(     lowercase_:	int		,						lowercase_:	Union[str, Any]				):
       _UpperCamelCase						,      _UpperCamelCase						,      _UpperCamelCase     :       Dict  						=  read_key_file(snake_case__				)
       with open(snake_case__				) as fo:
              _UpperCamelCase     :       Any  						=  fo.read()
       _UpperCamelCase						,      _UpperCamelCase						,      _UpperCamelCase     :       List[Any]  						=  content.split('_'				)
       _UpperCamelCase     :       Tuple  						=  int(snake_case__				)
       _UpperCamelCase     :       Union[str, Any]  						=  int(snake_case__				)

       if key_size < block_size * 8:
              sys.exit(
                  'ERROR: Block size is {} bits and key size is {} bits. The RSA cipher '
                  'requires the block size to be equal to or greater than the key size. '
                  'Did you specify the correct key file and encrypted file?'.format(
                      block_size * 8		,						snake_case__				)				)

       _UpperCamelCase     :       Optional[int]  						=  []
       for block in encrypted_message.split(','				):
              encrypted_blocks.append(int(snake_case__				)				)

       return decrypt_message(snake_case__		,						snake_case__		,						(n, d)		,						snake_case__				)


def SCREAMING_SNAKE_CASE				(     ):
       _UpperCamelCase     :       str  						=  'encrypted_file.txt'
       _UpperCamelCase     :       Optional[Any]  						=  input(R'Encrypt\Decrypt [e\d]: '				)

       if response.lower().startswith('e'				):
              _UpperCamelCase     :       List[str]  						=  'encrypt'
       elif response.lower().startswith('d'				):
              _UpperCamelCase     :       Union[str, Any]  						=  'decrypt'

       if mode == "encrypt":
              if not os.path.exists('rsa_pubkey.txt'				):
                     rkg.make_key_files('rsa'		,						1024				)

              _UpperCamelCase     :       Union[str, Any]  						=  input('\nEnter message: '				)
              _UpperCamelCase     :       Tuple  						=  'rsa_pubkey.txt'
              print(F"Encrypting and writing to {filename}..."				)
              _UpperCamelCase     :       Optional[Any]  						=  encrypt_and_write_to_file(snake_case__		,						snake_case__		,						snake_case__				)

              print('\nEncrypted text:'				)
              print(snake_case__				)

       elif mode == "decrypt":
              _UpperCamelCase     :       List[str]  						=  'rsa_privkey.txt'
              print(F"Reading from {filename} and decrypting..."				)
              _UpperCamelCase     :       Union[str, Any]  						=  read_from_file_and_decrypt(snake_case__		,						snake_case__				)
              print('writing decryption to rsa_decryption.txt...'				)
              with open('rsa_decryption.txt'		,						'w'				) as dec:
                     dec.write(snake_case__				)

              print('\nDecryption:'				)
              print(snake_case__				)


if __name__ == "__main__":
 main()




UpperCAmelCase					=				[chr(i) for i in range(32, 1_26)]
UpperCAmelCase					=				list(range(len(alphabets)))
UpperCAmelCase					=				list(range(len(alphabets)))
UpperCAmelCase					=				list(range(len(alphabets)))
UpperCAmelCase					=				list(reversed(range(len(alphabets))))
UpperCAmelCase					=				[]
UpperCAmelCase					=				UpperCAmelCase					=				UpperCAmelCase					=				0


def SCREAMING_SNAKE_CASE				(     ):
       global gear_one_pos
       global gear_two_pos
       global gear_three_pos
       _UpperCamelCase     :       Any  						=  gear_one[0]
       gear_one.append(lowercase_				)
       del gear_one[0]
       gear_one_pos += 1
       if gear_one_pos % int(len(lowercase_				)				) == 0:
              _UpperCamelCase     :       str  						=  gear_two[0]
              gear_two.append(lowercase_				)
              del gear_two[0]
              gear_two_pos += 1
              if gear_two_pos % int(len(lowercase_				)				) == 0:
                     _UpperCamelCase     :       int  						=  gear_three[0]
                     gear_three.append(lowercase_				)
                     del gear_three[0]
                     gear_three_pos += 1


def SCREAMING_SNAKE_CASE				(     lowercase_:	List[Any]				):
       _UpperCamelCase     :       Dict  						=  alphabets.index(lowercase_				)
       _UpperCamelCase     :       Union[str, Any]  						=  gear_one[target]
       _UpperCamelCase     :       Any  						=  gear_two[target]
       _UpperCamelCase     :       Tuple  						=  gear_three[target]
       _UpperCamelCase     :       Tuple  						=  reflector[target]
       _UpperCamelCase     :       Any  						=  gear_three.index(lowercase_				)
       _UpperCamelCase     :       Any  						=  gear_two.index(lowercase_				)
       _UpperCamelCase     :       str  						=  gear_one.index(lowercase_				)
       code.append(alphabets[target]				)
       rotator()


if __name__ == "__main__":
 UpperCAmelCase					=				list(input('''Type your message:\n'''))
 while True:
  try:
   UpperCAmelCase					=				int(input('''Please set token:(must be only digits)\n'''))
   break
  except Exception as error:
   print(error)
 for _ in range(token):
  rotator()
 for j in decode:
  engine(j)
 print('''\n''' + ''''''.join(code))
 print(
     f'''\nYour Token is {token} please write it down.\nIf you want to decode '''
     '''this message again you should input same digits as token!'''
 )



