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# frozen_string_literal: true
require 'net/http'
require 'json'
require 'cgi'
require_relative 'teammate'
module Gitlab
module Danger
module Roulette
ROULETTE_DATA_URL = 'https://about.gitlab.com/roulette.json'
HTTPError = Class.new(RuntimeError)
# Looks up the current list of GitLab team members and parses it into a
# useful form
#
# @return [Array<Teammate>]
def team
@team ||=
begin
data = http_get_json(ROULETTE_DATA_URL)
data.map { |hash| ::Gitlab::Danger::Teammate.new(hash) }
rescue JSON::ParserError
raise "Failed to parse JSON response from #{ROULETTE_DATA_URL}"
end
end
# Like +team+, but only returns teammates in the current project, based on
# project_name.
#
# @return [Array<Teammate>]
def project_team(project_name)
team.select { |member| member.in_project?(project_name) }
end
def canonical_branch_name(branch_name)
branch_name.gsub(/^[ce]e-|-[ce]e$/, '')
end
def new_random(seed)
Random.new(Digest::MD5.hexdigest(seed).to_i(16))
end
# Known issue: If someone is rejected due to OOO, and then becomes not OOO, the
# selection will change on next spin
def spin_for_person(people, random:)
person = nil
people = people.dup
people.size.times do
person = people.sample(random: random)
break person unless out_of_office?(person)
people -= [person]
end
person
end
private
def out_of_office?(person)
username = CGI.escape(person.username)
api_endpoint = "https://gitlab.com/api/v4/users/#{username}/status"
response = http_get_json(api_endpoint)
response["message"]&.match?(/OOO/i)
rescue HTTPError, JSON::ParserError
false # this is no worse than not checking for OOO
end
def http_get_json(url)
rsp = Net::HTTP.get_response(URI.parse(url))
unless rsp.is_a?(Net::HTTPSuccess)
raise HTTPError, "Failed to read #{url}: #{rsp.code} #{rsp.message}"
end
JSON.parse(rsp.body)
end
end
end
end
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