#! /usr/bin/env python3

# Generate one random powerball lotto number that is not an avoided number in the avoid.csv file.
# It simply redraw a number if the previous drawn number is an avoided number.

import secrets
import logging
import csv

def meganumber():

    picks = []
    # the mega million valid numbers are between 1 to 69 inclusive
    choices = list(range(1,70))

    for i in range(5):
      logging.debug("choices are: %s", choices)
      pick = secrets.choice(choices)
      choices.remove(pick)
      picks.append(pick)

    logging.debug("choices left: %s", choices)
    logging.debug("first five numbers: %s", picks)
    picks.sort()

    # the mega ball number is from 1 to 26
    pick = secrets.choice(list(range(1,27)))
    picks.append(pick)

    return picks

def main():

    # logging.basicConfig(level=logging.DEBUG, format = "[%(levelname)s] (%(threadName)-10s) %(message)s",)
    logging.basicConfig(level=logging.INFO, format = "[%(levelname)s] (%(threadName)-10s) %(message)s",)

    avoid = []

    try:
        with open("avoid.csv", "r") as f:
          reader = csv.reader(f)
          for row in reader:
            introw = []
            for num in row:
              introw.append(int(num))
            avoid.append(introw)
    except FileNotFoundError:
        pass

    for item in avoid:
      logging.debug("before: %s", item)
      item[0:5] = sorted(item[0:5])
      logging.debug("after: %s", item)

    pickone = meganumber()
    while pickone in avoid:
      print("the picked number is in the avoid list: %s, regenerate", pickone)
      pickone = meganumber()

    print(pickone)


if __name__ == "__main__":
    main()