require "tumblr_client"
require 'slack-ruby-client'

POST_DELAY = 30.minutes
SLACK_CHANNEL = '#nsfw'

# bonjourmademoiselle.fr dites.bonjourmadame.fr bonjourlesfesses.tumblr.com
TUMBLR_SOURCE = 'bonjourmademoiselle.fr'
PAGE_LENGTH = 20

the_end = false
offset = 0

Slack.configure do |config|
  config.token = ENV['SLACK_API_TOKEN']
end

# Authenticate via API Key
client = Tumblr::Client.new :consumer_key => ENV['TUMBLR_API_TOKEN']

# On s'auth sur slack
slack_client = Slack::Web::Client.new
slack_client.auth_test

# On fetch tous les posts
while !the_end do
  posts = client.posts TUMBLR_SOURCE, offset: offset
  images = posts["posts"].map{|p| p["photos"].map{|e| [p["summary"], e["original_size"]["url"]]}.to_h }.flatten
  offset += PAGE_LENGTH
  the_end = true if posts["posts"].count < PAGE_LENGTH

  # Et on balance une image toutes les {POST_DELAY} 👌
  images.flatten.map{|e| [e.keys.first, e.values]}.to_h.each do |caption, urls|
    slack_client.chat_postMessage(channel: SLACK_CHANNEL, text: "#{caption}: #{urls.join(', ')}", as_user: true)
    sleep(POST_DELAY)
  end

end