#!/usr/bin/env python
#
# pidgin/gaim timekeeping report generator, v1.0

import time, os, re, sys

if len(sys.argv) > 1:
	os.chdir(sys.argv[1])

time_fmt = "%m/%d/%Y %I:%M:%S %p"
day_fmt  = time_fmt.partition(' ')[0]

days = {}

for fname in os.listdir("."):
	if not fname.endswith(".txt"): continue

	f = open(fname, "r")
	lines = f.readlines()
	f.close()

	on  = re.search("@ (.+) ----", lines[1])
	off = re.search("@ (.+) ----", lines[-1])
	if not (on and off):
		raise Exception("unexpected:\n%s\n%s" % (lines[1], lines[-1]))
	
	gon  = on .groups(1)[0]
	goff = off.groups(1)[0]
	gday = gon.partition(' ')[0]

	on  = time.mktime(time.strptime(gon,  time_fmt))
	off = time.mktime(time.strptime(goff, time_fmt))
	day = time.mktime(time.strptime(gday, day_fmt))

	worked = (off - on) / 3600.0

	days[day] = days.get(day, 0) + worked

num = len(days)
avg = sum([v for v in days.values()]) / num

print ["%.1f" % v for v in days.values()]
print "%d days, %.1f hours average" % (num, avg)