#!/usr/bin/python2.4
# -*- coding: utf-8 -*-
#
# Copyright (C) 2010 Google Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

"""Simple command-line example for Moderator.

Command-line application that exercises the Google Moderator API.

Usage:
  $ python moderator.py

You can also get help on all the command-line flags the program understands
by running:

  $ python moderator.py --help

To get detailed log output run:

  $ python moderator.py --logging_level=DEBUG
"""

__author__ = 'jcgregorio@google.com (Joe Gregorio)'

import gflags
import httplib2
import logging
import os
import pprint
import sys

from apiclient.discovery import build
from oauth2client.client import AccessTokenRefreshError
from oauth2client.client import flow_from_clientsecrets
from oauth2client.file import Storage
from oauth2client.tools import run


FLAGS = gflags.FLAGS

# CLIENT_SECRETS, name of a file containing the OAuth 2.0 information for this
# application, including client_id and client_secret, which are found
# on the API Access tab on the Google APIs
# Console <http://code.google.com/apis/console>
CLIENT_SECRETS = 'client_secrets.json'

# Helpful message to display in the browser if the CLIENT_SECRETS file
# is missing.
MISSING_CLIENT_SECRETS_MESSAGE = """
WARNING: Please configure OAuth 2.0

To make this sample run you will need to populate the client_secrets.json file
found at:

   %s

with information from the APIs Console <https://code.google.com/apis/console>.

""" % os.path.join(os.path.dirname(__file__), CLIENT_SECRETS)

# Set up a Flow object to be used if we need to authenticate.
FLOW = flow_from_clientsecrets(CLIENT_SECRETS,
    scope='https://www.googleapis.com/auth/moderator',
    message=MISSING_CLIENT_SECRETS_MESSAGE)


# The gflags module makes defining command-line options easy for
# applications. Run this program with the '--help' argument to see
# all the flags that it understands.
gflags.DEFINE_enum('logging_level', 'ERROR',
    ['DEBUG', 'INFO', 'WARNING', 'ERROR', 'CRITICAL'],
    'Set the level of logging detail.')


def main(argv):
  # Let the gflags module process the command-line arguments
  try:
    argv = FLAGS(argv)
  except gflags.FlagsError, e:
    print '%s\\nUsage: %s ARGS\\n%s' % (e, argv[0], FLAGS)
    sys.exit(1)

  # Set the logging according to the command-line flag
  logging.getLogger().setLevel(getattr(logging, FLAGS.logging_level))

  # If the Credentials don't exist or are invalid run through the native client
  # flow. The Storage object will ensure that if successful the good
  # Credentials will get written back to a file.
  storage = Storage('plus.dat')
  credentials = storage.get()

  if credentials is None or credentials.invalid:
    credentials = run(FLOW, storage)

  # Create an httplib2.Http object to handle our HTTP requests and authorize it
  # with our good Credentials.
  http = httplib2.Http()
  http = credentials.authorize(http)

  service = build('moderator', 'v1', http=http)

  try:

    # Create a new Moderator series.
    series_body = {
          'description': 'Share and rank tips for eating healthy and cheap!',
          'name': 'Eating Healthy & Cheap',
          'videoSubmissionAllowed': False
          }
    series = service.series().insert(body=series_body).execute()
    print 'Created a new series'

    # Create a new Moderator topic in that series.
    topic_body = {
          'description': 'Share your ideas on eating healthy!',
          'name': 'Ideas',
          'presenter': 'liz'
          }
    topic = service.topics().insert(seriesId=series['id']['seriesId'],
                              body=topic_body).execute()
    print 'Created a new topic'

    # Create a new Submission in that topic.
    submission_body = {
          'attachmentUrl': 'http://www.youtube.com/watch?v=1a1wyc5Xxpg',
          'attribution': {
            'displayName': 'Bashan',
            'location': 'Bainbridge Island, WA'
            },
          'text': 'Charlie Ayers @ Google'
          }
    submission = service.submissions().insert(seriesId=topic['id']['seriesId'],
        topicId=topic['id']['topicId'], body=submission_body).execute()
    print 'Inserted a new submisson on the topic'

    # Vote on that newly added Submission.
    vote_body = {
          'vote': 'PLUS'
          }
    service.votes().insert(seriesId=topic['id']['seriesId'],
                     submissionId=submission['id']['submissionId'],
                     body=vote_body)
    print 'Voted on the submission'

  except AccessTokenRefreshError:
    print ('The credentials have been revoked or expired, please re-run'
      'the application to re-authorize')

if __name__ == '__main__':
  main(sys.argv)