gistfile1.txt

from picamera import PiCamera
from datetime import datetime


slack_token = ""
sc = SlackClient(slack_token)
users = requests.get('https://slack.com/api/users.list',params={'token':slack_token}).json()

camera = PiCamera()
camera.start_preview()
sleep(1)
camera.close()

def take_photo():
    camera = PiCamera()
    camera.start_preview()
    time = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
    file_name = 'Carpark at {0} .jpg'.format(time)
    camera.capture(file_name)
    camera.close()
    return file_name
    
def get_name(id):
    for user in users['members']:
        if user['id'] == id:
            return user['name']
        
def send_message(user_name, channel_name):
    name = get_name(user_name)
    sc.api_call("chat.postMessage",
                channel = channel_name,
                text = "You asked about car park spaces @{0}".format(name),
                as_user=True)

def send_image(user_name, channel_name):
    file_name = take_photo()
    url = 'https://slack.com/api/files.upload'
    with open(file_name,'rb') as file:
        r = requests.post(url,
                          files={'file':file},
                          params={'token':slack_token,
                                  'channels':channel_name})

if sc.rtm_connect():
    while True:
        event = sc.rtm_read()
        print(event)
        if event and 'text' in event[0]:
            if 'parking' in event[0]['text'].lower():
                print('sending')
                send_message(event[0]['user'], event[0]['channel'])
                send_image(event[0]['user'], event[0]['channel'])

        sleep(1)
else:
    print('No connection')