# coding=utf-8

import os
import zlib
import hashlib
import time

##### NOMINATIONS FOR GODNOTA DETECTION #####
aiNominations = [
	"ruvn1-win",
	"ruvn1-best-art",
	"ruvn1-best-script",
	"ruvn1-fail"]

def md5(fname):
    hash_md5 = hashlib.md5()
    with open(fname, "rb") as f:
        for chunk in iter(lambda: f.read(4096), b""):
            hash_md5.update(chunk)
    return hash_md5.hexdigest()

def detectGodnotaWithSalt(magicDust,contestItems):
	md5winarray = sorted(contestItems, key=str.lower, reverse=False)
	md5winhash = magicDust.join(md5winarray)
	md5wincrc = zlib.crc32(md5winhash)
	win_index = md5wincrc%len(contestItems)
	win_item = md5winarray[win_index]
	return win_item

md5map = {}
md5array = []

print("Reading novells...")
for file in os.listdir("./"):
	if str.lower(file).endswith(".zip") or str.lower(file).endswith(".rar") or str.lower(file).endswith(".exe"):
		file_hash = md5("./"+file)
		md5map[file_hash] = file
		md5array.append(file_hash)
		print(file + ": " + file_hash)

print("Done! Novells:"+ str(len(md5array)) +". Contest results:")
for index in range(len(aiNominations)):
	aiMagicDust = aiNominations[index]
	win_md5 = detectGodnotaWithSalt(aiMagicDust,md5array)
	print(" Nomination #"+str(index+1)+", "+aiMagicDust+": winner="+md5map[win_md5] + " ("+win_md5+")")