relay.rb

require "faraday"
require "twitter"
require "json"
require "date"

finished = File.readlines("finished.log").map(&:chomp).map(&:to_i)

client = Twitter::REST::Client.new do |config|
  config.consumer_key        = ENV["CONSUMER_KEY"]
  config.consumer_secret     = ENV["CONSUMER_SECRET"]
  config.bearer_token        = ENV["BEARER_TOKEN"]
  config.access_token        = ENV["ACCESS_TOKEN"]
  config.access_token_secret = ENV["ACCESS_TOKEN_SECRET"]
end

def get_user(login)
  resp = Faraday.get("https://ruby-china.org/api/v3/users/#{login}.json")
  JSON.parse(resp.body)["user"]
rescue StandardError
  nil
end

resp = Faraday.get(
  "https://ruby-china.org/api/v3/topics.json",
  { type: "excellent" }
)

topics = JSON.parse(resp.body)["topics"]

filtered = topics.reject do |topic|
  finished.include? topic["id"]
end

formatted = filtered.map do |topic|
  finished << topic["id"]
  user = get_user(topic["user"]["login"]) || {}
  user_name = user["twitter"].to_s != "" ? "@#{user['twitter']}" : topic["user"]["login"]
  "#{topic['title']} by #{user_name}\n\nhttps://ruby-china.org/topics/#{topic['id']}"
end

File.write("finished.log", finished.join("\n"), mode: 'w')

formatted.each do |tweet|
  client.update(tweet)
end

puts "OK!"