slack_fpl.py

#!/usr/bin/env python

import datetime
import dotenv
import json
import os
import pytz
import requests
from flask import Flask, request

app = Flask(__name__)

dotenv_path = os.path.join(os.path.dirname(__file__), '.env')
dotenv.load_dotenv(dotenv_path)
verification_token = os.environ['VERIFICATION_TOKEN']
league_id = os.environ['LEAGUE_ID']

RANK_WIDTH = 5
TEAM_WIDTH = 20
GW_WIDTH = 5
TOT_WIDTH = 5

league_base_url = 'https://fantasy.premierleague.com/drf/leagues-classic-standings/'
website_base_url = 'https://fantasy.premierleague.com/drf/bootstrap-static'


@app.route('/apps/slack-fpl', methods=['POST'])
def fpl():
    if request.form['token'] == verification_token:
        url = league_base_url + league_id
        r = requests.get(url)
        if r.status_code == requests.codes.ok:
            response_url = request.form['response_url']
            payload_ack = {'response_type': 'ephemeral', 'text': 'Got it!'}
            r_ack = requests.post(response_url, json=payload_ack)
            data = json.loads(r.text)
            results = data['standings']['results']
            gameweek_header = gameweek_info()
            table_header = f"{'Rank':<{RANK_WIDTH}}{'Team':<{TEAM_WIDTH}}{'GW':<{GW_WIDTH}}{'TOT':<{TOT_WIDTH}}\n"
            text = '```' + '\n' + gameweek_header + table_header
            for result in results:
                rank = result['rank']
                team = result['entry_name']
                gw = result['event_total']
                tot = result['total']
                row = f'{rank:<{RANK_WIDTH}}{team:<{TEAM_WIDTH}}{gw:<{GW_WIDTH}}{tot:<{TOT_WIDTH}}\n'
                text += row
            text += '```'
            payload_delayed = {'response_type': 'in_channel', 'text': text}
            r_delayed = requests.post(response_url, json=payload_delayed)
            return '', 200


def gameweek_info():
    timezones = ['Europe/London', 'US/Eastern', 'US/Pacific']
    strftime_format = '%d %b %H:%M %Z'
    r = requests.get(website_base_url)
    data = json.loads(r.text)
    events = data['events']
    events_total = len(events)
    for i in range(events_total):
        event = events[i]
        if event['is_next']:
            id_next = event['id']
            deadline_time_epoch = event['deadline_time_epoch']
            times = []
            for timezone in timezones:
                tz = pytz.timezone(timezone)
                dt = datetime.datetime.fromtimestamp(deadline_time_epoch, tz)
                times.append(dt.strftime(strftime_format))
            return 'Deadline for GW ' + str(id_next) + ': ' + ', '.join(times) + '\n'


if __name__ == '__main__':
    app.run()