import codecs
def format_modbot_bans(chatlogfile,outputfile,emotelist=None):
	chatlog = [codecs.decode(x,'utf-8').rstrip().split('\t') for x in open(chatlogfile).readlines() if len(x)>1]
	if emotelist is not None:emotes=[x.rstrip() for x in open(emotelist).readlines()]
	for i,x in enumerate(chatlog):
		if x[1]=='-*-':
			tmp=[y for y in x]
			tmp.pop(1)
			tmp.append('-*- '+' '.join(tmp[1].split(' ')[1:]))
			tmp[1] = tmp[1].split(' ')[0]
			chatlog[i]=tmp
		if emotelist is not None:
			tmp = x[2].split(' ')
			KappaCounter = 0
			ind = 0
			LastKappa = None
			for j,y in enumerate(tmp):
				if y in emotes:
					if y != LastKappa:
						KappaCounter=1
						LastKappa = y
						ind = j
					else:
						KappaCounter+=1
					tmp[j] = ''
					tmp[ind] = '({})x{}'.format(LastKappa,KappaCounter)
				else:
					KappaCounter = 0
					LastKappa = None
			while '' in tmp:tmp.remove('')
			chatlog[i][2] = ' '.join(tmp)
					
	# First pass: Find all the TPPModbot lines
	print("Parsing modbot lines...")
	modbot = {i:[x[2].split(' ')[0][1:], ' '.join(x[2].split(' ')[5:])] for i,x in enumerate(chatlog) if x[1].lower() == "tppmodbot"}
	inds = [i for i in modbot.keys()]
	inds.sort()
	# Second pass: Find the offending post and format it into a file, in order.
	op = [["Time","User","Ban","Post"]]
	print("Finding the offenders...")
	for i in inds:
		for j in range(i):
			if chatlog[i-j][1].lower()==modbot[i][0].lower():break
		if chatlog[i-j][1].lower()==modbot[i][0].lower():
			op.append(chatlog[i-j][0:2]+[modbot[i][1]]+[chatlog[i-j][2]])
	with open(outputfile,'w+') as O:
		stats = {}
		for x in op:
			O.write('|'.join([codecs.encode(y,'utf-8') for y in x])+'\n')
			if x[2] not in stats.keys():stats[x[2]]=1
			else:stats[x[2]]+=1
	stats.pop('Ban')
	return stats