Hazel
What is this?
- A Telegram Bot written in Golang - Parses messages and records reminders.
- A Cron-like Bot - Checks for overdue reminders periodically.
- Docker / Docker-Compose
- Sqlite3
- Nginx / Self-Signed SSL Cert
- Digital Ocean
- Github hooks for deployment
Walkthrough of Code
- Part 1: https://aranair.github.io/posts/2016/12/25/how-to-set-up-golang-telegram-bot-with-webhooks/
- Part 2: https://aranair.github.io/posts/2017/01/21/how-i-deployed-golang-bot-on-digital-ocean/
- Part 3: https://aranair.github.io/posts/2017/08/20/golang-telegram-bot-migrations-cronjobs-and-refactors/
See It in Action
Commands
- Hazel, anything:
replies with korean Hello :P - remind buy dinner
- remind me to do this and this
- remind me to sleep :9jul 10pm
- remind me to buy chocolate :today 10pm
- remind me to buy a gift :tomorrow 10pm
- clear 2
- clearall
- list
Resetting Item Number for Resetting
- Unfortunately will deprecate support for multi-tenant bots but I've enabled this for personal use.
How to Run?
- Create a
configs.tomlfile docker-compose uporgo run cmd/webapp/main.go
How to Deploy?
- Set up git hooks in production
git push production master
Sample post-receive hook
#!/bin/sh
git --work-tree=/var/app/remindbot --git-dir=/var/repo/site.git checkout -f
cd /var/app/remindbot
docker-compose build
docker-compose down
docker-compose -dExternal Package Dependencies
- No Telegram-"api" packages were used, just some regex and http.
- github.com/mattn/go-sqlite3
- github.com/BurntSushi/toml
- github.com/justinas/alice
- github.com/gorilla/context
- github.com/julienschmidt/httprouter
License
MIT