import os

from twilio.rest import Client
from twilio.twiml.voice_response import VoiceResponse

ACCOUNT_SID = os.environ.get('TWILIO_ACCOUNT_SID')
AUTH_TOKEN = os.environ.get('TWILIO_AUTH_TOKEN')


def example():
    """
    Some example usage of different twilio resources.
    """
    client = Client(ACCOUNT_SID, AUTH_TOKEN)

    # Get all messages
    all_messages = client.messages.list()
    print('There are {} messages in your account.'.format(len(all_messages)))

    # Get only last 10 messages...
    some_messages = client.messages.list(limit=10)
    print('Here are the last 10 messages in your account:')
    for m in some_messages:
        print(m)

    # Get messages in smaller pages...
    all_messages = client.messages.list(page_size=10)
    print('There are {} messages in your account.'.format(len(all_messages)))

    print('Sending a message...')
    new_message = client.messages.create(to='XXXX', from_='YYYY', body='Twilio rocks!')

    print('Making a call...')
    new_call = client.calls.create(to='XXXX', from_='YYYY', method='GET')

    print('Serving TwiML')
    twiml_response = VoiceResponse()
    twiml_response.say('Hello!')
    twiml_response.hangup()
    twiml_xml = twiml_response.to_xml()
    print('Generated twiml: {}'.format(twiml_xml))


if __name__ == '__main__':
    example()