mingujo/UCBerkeley_Housing

require 'google/apis/sheets_v4'
require 'googleauth'
require 'googleauth/stores/file_token_store'
require 'fileutils'

Figaro.load
OOB_URI = 'urn:ietf:wg:oauth:2.0:oob'
APPLICATION_NAME = ENV["APP_NAME"]
CLIENT_SECRETS_PATH = ENV["CLIENT_SECRETS"]
CREDENTIALS_PATH = ENV["CREDENTIALS_PATH"]
SCOPE = Google::Apis::SheetsV4::AUTH_SPREADSHEETS

##
# Ensure valid credentials, either by restoring from the saved credentials
# files or intitiating an OAuth2 authorization. If authorization is required,
# the user's default browser will be launched to approve the request.
#
# @return [Google::Auth::UserRefreshCredentials] OAuth2 credentials

# This portion is from Google spreadsheet API tutorial (example usage)
# :nocov:
def authorize
  FileUtils.mkdir_p(File.dirname(CREDENTIALS_PATH))

  client_id = Google::Auth::ClientId.from_file(CLIENT_SECRETS_PATH)
  token_store = Google::Auth::Stores::FileTokenStore.new(file: CREDENTIALS_PATH)
  authorizer = Google::Auth::UserAuthorizer.new(client_id, SCOPE, token_store)
  user_id = 'default'
  credentials = authorizer.get_credentials(user_id)
  # if credentials.nil?
  #   url = authorizer.get_authorization_url(base_url: OOB_URI)
  #   puts "Open the following URL in the browser and enter the " +
  #       "resulting code after authorization"
  #   puts url
  #   code = gets
  #   credentials = authorizer.get_and_store_credentials_from_code(
  #     user_id: user_id, code: code, base_url: OOB_URI)
  # end
  credentials
end
# :nocov: