# Copyright 2014 Facebook, Inc.

# You are hereby granted a non-exclusive, worldwide, royalty-free license to
# use, copy, modify, and distribute this software in source code or binary
# form for use in connection with the web services and APIs provided by
# Facebook.

# As with any software that integrates with the Facebook platform, your use
# of this software is subject to the Facebook Developer Principles and
# Policies [http://developers.facebook.com/policy/]. This copyright notice
# shall be included in all copies or substantial portions of the software.

# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.

"""
Prints account permissions and campaign statistics.
"""

from facebookads import FacebookSession
from facebookads import FacebookAdsApi
from facebookads.adobjects.adaccountuser import AdAccountUser
from facebookads.adobjects.campaign import Campaign

import json
import os
import pprint

pp = pprint.PrettyPrinter(indent=4)
this_dir = os.path.dirname(__file__)
config_filename = os.path.join(this_dir, 'config.json')

config_file = open(config_filename)
config = json.load(config_file)
config_file.close()

### Setup session and api objects
session = FacebookSession(
    config['app_id'],
    config['app_secret'],
    config['access_token'],
)
api = FacebookAdsApi(session)

if __name__ == '__main__':
    FacebookAdsApi.set_default_api(api)

    print('\n\n\n********** Reading objects example. **********\n')

    ### Setup user and read the object from the server
    me = AdAccountUser(fbid='me')

    ### Read user permissions
    print('>>> Reading permissions field of user:')
    pp.pprint(me.remote_read(fields=[AdAccountUser.Field.permissions]))

    ### Get first account connected to the user
    my_account = me.get_ad_account()

    ### Read connections (in this case, the accounts connected to me)

    # Pro tip: Use list(me.get_ad_accounts()) to make a list out of
    # all the elements out of the iterator

    my_accounts_iterator = me.get_ad_accounts()
    print('>>> Reading accounts associated with user')
    for account in my_accounts_iterator:
        pp.pprint(account)

    print(">>> Campaign Stats")
    for campaign in my_account.get_campaigns(fields=[Campaign.Field.name]):
        for stat in campaign.get_insights(fields=[
            'impressions',
            'clicks',
            'spend',
            'unique_clicks',
            'actions',
        ]):
            print(campaign[campaign.Field.name])
            for statfield in stat:
                print("\t%s:\t\t%s" % (statfield, stat[statfield]))
