#!/usr/bin/env python
from __future__ import division
import json
import re
import sys
from optparse import OptionParser
from urllib import quote, unquote
from urlparse import urlparse

import ox

def encode_url(value):
    return quote(value.replace(' ', '_'))

def decode_url(value):
    return unquote(value.replace('_', ' '))


usage = "usage: %prog [options] text_url [name]"
parser = OptionParser(usage=usage)
parser.add_option('-s', '--settings', dest='settings',
    help='path to settings.json', default='settings.json', type='string')
(opts, args) = parser.parse_args()
if not args:
    parser.print_help()
    sys.exit(1)

try:
    settings = json.load(open(opts.settings))
except:
    print 'Failed to open "%s" please create valid json file with username/password' % opts.settings
    sys.exit(1)

u = urlparse(args[0])
base_url = '%s://%s/' % (u.scheme, u.netloc)
api = ox.API('%sapi/' % base_url)

text_id = unquote(args[0].split('/')[-1].replace('_', ' '))
name = args[1] if len(args) == 2 else ':'.join(text_id.split(':')[1:])

r = api.signin(username=settings['username'], password=settings['password'])
if r['status']['code'] != 200 or 'errors' in r['data']:
    print 'failed to login'
    sys.exit()

text = api.getText(id=text_id)['data']['text']

clips = []
for link in re.compile('href="([^"]*?)#embed').findall(text):
    parts = link[1:].split('/')
    if len(parts) == 3 and parts[0] not in ('grid', 'map'):
        id = parts[0]
        view = parts[1]
        if view in ('editor', 'player', 'timeline'):
            points = parts[2].split(',')
            if len(points) == 3:
                points = points[1:]
            clips.append({
                'item': id,
                'in': ox.time2ms(points[0])/1000,
                'out': ox.time2ms(points[1])/1000
            })

durations = {}
items = list(set([c['item'] for c in clips]))
for item in items:
    r = api.get(id=item, keys=['duration'])
    durations[item] = r['data']['duration']

for c in clips:
    if c['out'] > durations[c['item']]:
        print 'fixing', c, 'setting out to', durations[c['item']]
        c['out'] = durations[c['item']]

r = api.addEdit(name=name, type='static', clips=clips)
if 'id' in r['data']:
    edit_url = '%sedits/%s' % (base_url, encode_url(r['data']['id']))
    print edit_url, 'created'
else:
    print 'ERROR'
    print r