@SplitWithBot

Telegram bot for splitting receipts between participants in your chats

https://t.me/splitwithbot

Deployment

Bot configuration

environment variable	notes
MODE	webhook or polling
REDIS_URL	connection url to redis
TOKEN	telegram bot token
URL	heroku app url
AWS_ACCESS_KEY_ID	aws access key id
AWS_SECRET_ACCESS_KEY	aws secret access key
AWS_S3_BUCKET	aws s3 bucket name
AWS_REGION	aws s3 region
OCR_API_TOKEN	ocr.space token
EXPIRATION	ttl for redis hashes
DATABASE_URL	database connection url

Components

• Telegram Bot with Redis on Heroku

How we store information in redis

hash key	hash value
user_<user_id>	dictionary with fields un, fn, ln
<chat_id>_<message_id>_owner	owner id
<chat_id>_<message_id>_status	check status open, wait_payments, closed
<chat_id>_<message_id>_items	set with item_id of items
<chat_id>_<message_id>_done>	set with user_id of users who clicked done
<chat_id>_<message_id>_paid	set with user_id of users who clicked paid
<chat_id>_<message_id>_<item_id>	dictionary with fields name, price
<chat_id>_<message_id>_<item_id>_users	set with user_id of users who clicked on item
fb_<chat_id>_<user_id>	temporary hash with 15 minutes ttl for feedback