
"""simple docstring"""

import os
import sys

from . import rsa_key_generator as rkg

UpperCamelCase      :							Optional[int]          =					1_2_8
UpperCamelCase      :							Tuple          =					2_5_6






def 				A		(							snake_case :str							,   snake_case :int = DEFAULT_BLOCK_SIZE						) ->      Optional[int]:
 __UpperCamelCase							    =			message.encode('ascii'						)

 __UpperCamelCase							    =			[]
 for block_start in range(0							,   len(lowerCamelCase_						)							,   lowerCamelCase_						):
  __UpperCamelCase							    =			0
  for i in range(lowerCamelCase_							,   min(block_start + block_size							,   len(lowerCamelCase_						)						)						):
   block_int += message_bytes[i] * (BYTE_SIZE ** (i % block_size))
  block_ints.append(lowerCamelCase_						)
 return block_ints






def 				A		(							snake_case :list[int]							,   snake_case :int							,   snake_case :int = DEFAULT_BLOCK_SIZE						) ->      List[str]:
 __UpperCamelCase							    =			[]
 for block_int in block_ints:
  __UpperCamelCase							    =			[]
  for i in range(block_size - 1							,   -1							,   -1						):
   if len(lowerCamelCase_						) + i < message_length:
    __UpperCamelCase							    =			block_int // (BYTE_SIZE**i)
    __UpperCamelCase							    =			block_int % (BYTE_SIZE**i)
    block_message.insert(0							,   chr(lowerCamelCase_						)						)
  message.extend(lowerCamelCase_						)
 return "".join(lowerCamelCase_						)






def 				A		(							snake_case :str							,   snake_case :tuple[int, int]							,   snake_case :int = DEFAULT_BLOCK_SIZE						) ->      int:
 __UpperCamelCase							    =			[]
 __UpperCamelCase    ,      __UpperCamelCase							    =			key

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






def 				A		(							snake_case :list[int]							,   snake_case :int							,   snake_case :tuple[int, int]							,   snake_case :int = DEFAULT_BLOCK_SIZE							,   ) ->      Any:
 __UpperCamelCase							    =			[]
 __UpperCamelCase    ,      __UpperCamelCase							    =			key
 for block in encrypted_blocks:
  decrypted_blocks.append(pow(lowerCamelCase_							,   lowerCamelCase_							,   lowerCamelCase_						)						)
 return get_text_from_blocks(lowerCamelCase_							,   lowerCamelCase_							,   lowerCamelCase_						)






def 				A		(							snake_case :str						) ->      str:
 with open(lowerCamelCase_						) as fo:
  __UpperCamelCase							    =			fo.read()
 __UpperCamelCase    ,      __UpperCamelCase    ,      __UpperCamelCase							    =			content.split(','						)
 return (int(lowerCamelCase_						), int(lowerCamelCase_						), int(lowerCamelCase_						))






def 				A		(							snake_case :str							,   snake_case :str							,   snake_case :str							,   snake_case :int = DEFAULT_BLOCK_SIZE							,   ) ->      Tuple:
 __UpperCamelCase    ,      __UpperCamelCase    ,      __UpperCamelCase							    =			read_key_file(lowerCamelCase_						)
 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							,   lowerCamelCase_						)						)

 __UpperCamelCase							    =			[str(lowerCamelCase_						) for i in encrypt_message(lowerCamelCase_							,   (n, e)							,   lowerCamelCase_						)]

 __UpperCamelCase							    =			','.join(lowerCamelCase_						)
 __UpperCamelCase							    =			f'{len(lowerCamelCase_						)}_{block_size}_{encrypted_content}'
 with open(lowerCamelCase_							,   'w'						) as fo:
  fo.write(lowerCamelCase_						)
 return encrypted_content






def 				A		(							snake_case :str							,   snake_case :str						) ->      str:
 __UpperCamelCase    ,      __UpperCamelCase    ,      __UpperCamelCase							    =			read_key_file(lowerCamelCase_						)
 with open(lowerCamelCase_						) as fo:
  __UpperCamelCase							    =			fo.read()
 __UpperCamelCase    ,      __UpperCamelCase    ,      __UpperCamelCase							    =			content.split('_'						)
 __UpperCamelCase							    =			int(lowerCamelCase_						)
 __UpperCamelCase							    =			int(lowerCamelCase_						)

 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							,   lowerCamelCase_						)						)

 __UpperCamelCase							    =			[]
 for block in encrypted_message.split(','						):
  encrypted_blocks.append(int(lowerCamelCase_						)						)

 return decrypt_message(lowerCamelCase_							,   lowerCamelCase_							,   (n, d)							,   lowerCamelCase_						)






def 				A		(							) ->      List[Any]:
 __UpperCamelCase							    =			'encrypted_file.txt'
 __UpperCamelCase							    =			input(r'Encrypt\Decrypt [e\d]: '						)

 if response.lower().startswith('e'						):
  __UpperCamelCase							    =			'encrypt'
 elif response.lower().startswith('d'						):
  __UpperCamelCase							    =			'decrypt'

 if mode == "encrypt":
  if not os.path.exists('rsa_pubkey.txt'						):
   rkg.make_key_files('rsa'							,   1_0_2_4						)

  __UpperCamelCase							    =			input('\nEnter message: '						)
  __UpperCamelCase							    =			'rsa_pubkey.txt'
  print(f'Encrypting and writing to {filename}...'						)
  __UpperCamelCase							    =			encrypt_and_write_to_file(lowerCamelCase_							,   lowerCamelCase_							,   lowerCamelCase_						)

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

 elif mode == "decrypt":
  __UpperCamelCase							    =			'rsa_privkey.txt'
  print(f'Reading from {filename} and decrypting...'						)
  __UpperCamelCase							    =			read_from_file_and_decrypt(lowerCamelCase_							,   lowerCamelCase_						)
  print('writing decryption to rsa_decryption.txt...'						)
  with open('rsa_decryption.txt'							,   'w'						) as dec:
   dec.write(lowerCamelCase_						)

  print('\nDecryption:'						)
  print(lowerCamelCase_						)


if __name__ == "__main__":
      main()







"""simple docstring"""






class       lowerCamelCase_		:





				"""simple docstring"""







				def __init__(    self  ):
								SCREAMING_SNAKE_CASE__  				=					[0]
								SCREAMING_SNAKE_CASE__  				=					0



				def 	lowerCAmelCase__		(    self							,		UpperCAmelCase__  ):
								SCREAMING_SNAKE_CASE__  				=					self.__heap[i]
								while i // 2 > 0:
												if self.__heap[i] > self.__heap[i // 2]:
																SCREAMING_SNAKE_CASE__  				=					self.__heap[i // 2]
																SCREAMING_SNAKE_CASE__  				=					temporary
												i //= 2



				def 	lowerCAmelCase__		(    self							,		UpperCAmelCase__  ):
								self.__heap.append(UpperCAmelCase__  )
								self.__size += 1
								self.__swap_up(self.__size  )



				def 	lowerCAmelCase__		(    self							,		UpperCAmelCase__  ):
								while self.__size >= 2 * i:
												if 2 * i + 1 > self.__size:
																SCREAMING_SNAKE_CASE__  				=					2 * i
												else:
																if self.__heap[2 * i] > self.__heap[2 * i + 1]:
																				SCREAMING_SNAKE_CASE__  				=					2 * i
																else:
																				SCREAMING_SNAKE_CASE__  				=					2 * i + 1
												SCREAMING_SNAKE_CASE__  				=					self.__heap[i]
												if self.__heap[i] < self.__heap[bigger_child]:
																SCREAMING_SNAKE_CASE__  				=					self.__heap[bigger_child]
																SCREAMING_SNAKE_CASE__  				=					temporary
												SCREAMING_SNAKE_CASE__  				=					bigger_child



				def 	lowerCAmelCase__		(    self  ):
								SCREAMING_SNAKE_CASE__  				=					self.__heap[1]
								SCREAMING_SNAKE_CASE__  				=					self.__heap[self.__size]
								self.__size -= 1
								self.__heap.pop()
								self.__swap_down(1  )
								return max_value



				@property
				def 	lowerCAmelCase__		(    self  ):
								return self.__heap[1:]






				def __len__(    self  ):
								return self.__size


if __name__ == "__main__":
	import doctest

	doctest.testmod()
	# create an instance of BinaryHeap
	_lowerCamelCase  =	BinaryHeap()
	binary_heap.insert(6)
	binary_heap.insert(10)
	binary_heap.insert(15)
	binary_heap.insert(12)
	# pop root(max-values because it is max heap)
	print(binary_heap.pop())  # 15
	print(binary_heap.pop())  # 12
	# get the list and size after operations
	print(binary_heap.get_list)
	print(len(binary_heap))
