vultr.rb

require 'sinatra'
require './main'
require './errors'
require 'json'
require 'sinatra/cross_origin'
require 'http'

configure do
  enable :cross_origin
end

after do
  ActiveRecord::Base.connection.close
end

def get_user_by_token(token)
  response = HTTP.get(URI("#{USER_INFO_URL}?token=#{token}"))
  begin
    json = JSON.parse(response)
    if json['status'] == 'ok'
      json
    else
      nil
    end
  rescue JSON::JSONError
    raise 'auth returns garbage'
  end
end

post '/api/v1/register' do
  begin
    uid, token, vultr_apikey =
        params.fetch_values('id', 'token', 'vultr_apikey')
  rescue KeyError
    er 'parameter error'
  end

  # get user_id from token,
  # create or update existing one

  token_stub = MessageSourceTokenStub.create(
      source: :vultr,
      user_id: uid,
      content: vultr_apikey)

  er 'database error' unless token_stub
  { status: :ok }.to_json
end

get '/api/v1/check_registered' do
  begin
    token = params.fetch_values('token').first
    user = get_user_by_token(token)
    uid = user['id']
  rescue KeyError
    er 'parameter error'
  end

  # get user_id from token,
  # create or update existing one

  result = MessageSourceTokenStub.where(
      source: :vultr,
      user_id: uid)
  if result.size > 0
    { status: :ok, registered: true }.to_json
  else
    { status: :ok, registered: false }.to_json
  end
end

#
# get '/api/v1/messages' do
#   uid = params['id']
#   token = params['token']
#   github_token = 'get github token with some method'
#   messages = []
#   (1..10).to_a.sample.times do
#     messages << { title: "title is #{Math.rand(1234566).to_s}", user_id: uid }
#   end
#   {
#       status: :ok,
#       id: uid,
#       source: :vultr,
#       messages: messages
#   }.to_json
# end