"""
Python 3 implementation of a popular 2022 word game by CMG Lee licensed under CC-BY-SA 4.0
"""

import random

DEFAULT_ANSWER         = 'MONTY'
FORMAT_KEYBOARD_MARK_L = [' {} ', '   ' , '<{}>', '[{}]'] ## 0=white, 1=grey, 2=amber, 3=green
FORMAT_GUESS_MARK_L    = [' {} ', ' {} ', '<{}>', '[{}]']
N_LETTER               = 5
FILE_ANSWER            = 'pyordle_answers.txt'
FILE_VALID             = 'pyordle_valid.txt'
KEYBOARD               = '''
 Q W E R T Y U I O P
 A S D F G H J K L
 Z X C V B N M'''
PRAISE_L               = ['Genius', 'Magnificent', 'Impressive', 'Splendid', 'Great', 'Phew']
n_guess                = len(PRAISE_L)

## TODO: Input guess for computer's word

def input_guess(i_guess, n_guess, valid_s):
  guess = ''
  ## ...
  return guess

## TODO: Evaluate result for a given answer

def evaluate_guess(guess, answer):
  guess_mark_l = [1] * N_LETTER
  ## ...
  return guess_mark_l

## TODO: Output result

def display_result(guess, i_guess, guess_mark_l, keyboard_mark_d):
  ## ...
  pass

## Output message

def display_message(message):
  print('\n{}'.format(message))


## Make compatible with both Python 2 and 3

try:              raw_input
except NameError: raw_input = input

## TODO: Read words

answer_s = set([DEFAULT_ANSWER])
valid_s  = set([]).union(answer_s)
display_message([len(answer_s), len(valid_s), list(valid_s)[0]])

## Set puzzle

answer          = DEFAULT_ANSWER or random.choice(list(answer_s))
answer          = answer.upper()
i_guess         = 0
keyboard_mark_d = {letter:0 for letter in KEYBOARD if 'A' <= letter <= 'Z'}
status          = 0 ## 0=answer not found, 1=answer found

while i_guess < n_guess:
  i_guess += 1
  ## Get guess
  # guess = input_guess(i_guess, n_guess, valid_s)

  ## TODO: Evaluate guess
  # guess_mark_l = evaluate_guess(guess, answer)
  # display_result(guess, i_guess, guess_mark_l, keyboard_mark_d)
  ## ...

## TODO: Output final message