#!/usr/bin/env python2

import praw
import ConfigParser
import argparse
from datetime import datetime, timedelta

parser = argparse.ArgumentParser()
parser.add_argument('-c', '--config', help="config file to use instead of shreddit.cfg")
args = parser.parse_args()

config = ConfigParser.RawConfigParser()
if args.config:
    config.read(args.config)
else:
    config.read('shreddit.cfg')

hours = config.getint('main', 'hours')
whitelist = config.get('main', 'whitelist')
whitelist_ids = config.get('main', 'whitelist_ids')
sort = config.get('main', 'sort')
verbose = config.getboolean('main', 'verbose')
clear_vote = config.getboolean('main', 'clear_vote')
item = config.get('main', 'item')

_user = config.get('main', 'username')
_pass = config.get('main', 'password')

r = praw.Reddit(user_agent="Shreddit-PRAW 2.0")

if _user and _pass:
	r.login(_user, _pass)
else:
	r.login()

if verbose:
	print "Logged in as %s" % r.user

before_time = datetime.now() - timedelta(hours=hours)

if verbose:
	print "Deleting messages before %s" % before_time

whitelist = [y.strip().lower() for y in whitelist.split(',')]
whitelist_ids = [y.strip().lower() for y in whitelist_ids.split(',')]

if verbose:
	print "Keeping messages from subreddits %s" % ', '.join(whitelist)

things = []
if item == "comments":
	things = r.user.get_comments(limit=None, sort=sort)
elif item == "submitted":
	things = r.user.get_submitted(limit=None, sort=sort)
elif item == "overview":
	things = r.user.get_overview(limit=None, sort=sort)
else:
	raise Exception("Your deletion section is wrong")
	
for thing in things:
	thing_time = datetime.fromtimestamp(thing.created)

	#print "%s, %s, %s" % (thing_time, before_time, thing_time < before_time)

	if thing.id in whitelist_ids:
		continue

	if thing_time > before_time:
		continue

	if str(thing.subreddit).lower() in whitelist:
		continue

	if item == "submitted" or item == "overview":
		if verbose:
			print "Deleting: %s" % thing
		thing.delete()
	elif item == "comments":
		if verbose:
			print 'Deleting: [%s]: "%s"' % (thing.subreddit, thing.body[:20])
		if clear_vote:
			thing.clear_vote()
		thing.delete()