Watch the video instead: https://vimeo.com/158686783 Slack API integration basics, including Web Hooks, Web and Real Time APIs. Live coding of a complete Slack bot service with Slack Button integration, in Ruby.

1. Your First Slack Bot Service
@dblockdotorg
http://www.meetup.com/New-York-Slack-Meetup/
March 10, 2016

4. dB.
there’s a bottleneck in the db query
the db is down
did you set the correct db credentials?
mongo db

7. Q?
deferred?
reject?
accept?

8. Integration Overview
Web API
Real Time Messaging API
Slack Platform Services
Clients
Frameworks

9. Integrations
Incoming Webhook
a way to send (but not receive) messages to Slack
Outgoing Webhook
a way to receive messages from Slack based on keyword or phrase
Slash Command
a way to add /slash commands to Slack
Slack Web API
a full set of JSON API tools to deal with Slack
Real Time API
24/7 live integration with a Slack team
Slack Platform and Slack Button
a way to build Slack applications for multiple teams

10. /Launch Platform

11. Slack App
web app
published in slack app directory
has a slack button that redirects to slack
slack returns a token
app stores the token
service with multiple bots
start a bot per token

12. Code
https://github.com/dblock/your-first-slack-ruby-bot-in-ruby
Incoming Webhook
a way to send (but not receive) messages to Slack
Outgoing Webhook
a way to receive messages from Slack based on keyword or phrase
Slash Command
a way to add /slash commands to Slack
Slack Web API
a full set of JSON API tools to deal with Slack
Real Time API
24/7 live integration with a Slack team
Slack Platform and Slack Button
a way to build Slack applications for multiple teams

13. Clients
https://api.slack.com/community

14. https://github.com/slackhq/node-slack-client
Slack-Node-Client
var client = require('../lib/clients/web/client');
client.chat.postMessage(‘#general’, ‘Hello World', data, …);

15. client = Slack::Web::Client.new(token: token)
client.chat_postMessage(channel: '#general', text: 'Hello World’)
https://github.com/dblock/slack-ruby-client
Slack-Ruby-Client

16. https://github.com/slackhq/node-slack-client
Slack-Node-Client
var client = require(‘@slack/client').RtmClient;
var rtm = new RtmClient(token, {logLevel: 'debug'});
rtm.start();
var RTM_EVENTS = require('@slack/client').RTM_EVENTS;
rtm.on(RTM_EVENTS.MESSAGE, function (message) {
…
});

17. client = Slack::RealTime::Client.new(token: token)
client.on :message do |data|
case data.text
when 'bot hi' then
client.message channel: data.channel, text: "Hi <@#{data.user}>!"
end
end
client.start!
https://github.com/dblock/slack-ruby-client
Slack-Ruby-Client

18. https://github.com/slackhq/node-slack-client
https://github.com/dblock/slack-ruby-client
Local Store
rtm.start
channels, users, messages, etc.
events
https://api.slack.com/events, user_typing, message, channel_joined

19. https://github.com/howdyai/botkit
supports all slack APIs
hears what is said in Slack
replies to what is said in Slack
supports conversations
storage
Botkit

20. https://github.com/dblock/slack-ruby-bot
real-time and web apis only
commands
operators
regex matchers
events
Slack-Ruby-Bot

21. market.playplay.io

23. api-explorer.playplay.io

25. playplay.io
leaderboards
challenges
matches
seasons
GIFs

27. shell.playplay.io

29. playplay.io
stats
266 active teams
3971 games played
996 players
dev
ruby grape
mongodb
slack-ruby-*
ops
from Heroku to Digital Ocean
Dokku PaaS
loves RAM
hard to scale horizontally
$$$
barely any sponsor money

30. What to build?
Find what people already do at work all day long.
Make a bot that helps a team collaborate around that.
Productivity
Analytics
Communication
Customer Support
Design
Developer Tools
File Management
Project Management
…

31. @dblockdotorg