close_prs

#!/usr/bin/env ruby

require "bundler/inline"
gemfile do
  source "https://rubygems.org"
  gem "colorize"
  gem "octokit"
  gem "optimist"
end

opts = Optimist.options do
  opt :dry_run, "Execute without making changes", :default => false
end

def close_pull_request(repo, number, dry_run:, **_)
  if dry_run
    puts "** dry_run: github.close_pull_request(#{repo.inspect}, #{number.inspect})".light_black
  else
    github.close_pull_request(repo, number)
  end
end

def delete_branch(repo, branch, dry_run:, **_)
  if dry_run
    puts "** dry_run: github.delete_branch(#{repo.inspect}, #{branch.inspect})".light_black
  else
    github.delete_branch(repo, branch)
  end
end

def github
  @github ||= Octokit::Client.new(
    :access_token  => ENV.fetch("GITHUB_API_TOKEN"),
    :auto_paginate => true
  )
end

CRT_REPO = "ManageIQ/manageiq-cross_repo-tests".freeze

github.pull_requests(CRT_REPO, :state => "open").each do |crt_pr|
  target = crt_pr.title.split(" ").last
  next unless target.match?(%r{^ManageIQ/[^#]+#\d+$})

  repo, number = target.split("#")
  pr = github.pull_request(repo, number)

  crt_pr_slug = "#{CRT_REPO}##{crt_pr.number}"
  pr_slug = "#{repo}##{number}"

  if pr.state == "closed"
    puts "Closing #{crt_pr_slug} since #{pr_slug} is closed"
    close_pull_request(CRT_REPO, crt_pr.number, **opts)
    puts "Deleting branch #{crt_pr.head.ref}"
    delete_branch(CRT_REPO, crt_pr.head.ref, **opts)
  else
    puts "Skipping #{crt_pr_slug} since #{pr_slug} is open"
  end
end