hugopl/reviewit

require 'net/http'
require 'openssl'

# @base_url
# @api_token
# @project_name
# @project_id
# @gem_url
# @linter
# @project_hash
# @gem_version
# @should_install

def puts(text)
  STDOUT.puts "\033[0;32m#{text}\033[0m"
end

def check_rme_gem
  puts 'Checking reviewit gem...'
  `gem list reviewit -i -v #{@gem_version}`
  $?.success?
end

def install_rme_gem
  gem_file = "/tmp/#{File.basename(@gem_url)}"
  puts 'Downloading reviewit gem...'
  uri = URI(@gem_url)
  http = Net::HTTP.new(uri.host, uri.port)
  http.use_ssl = true if uri.scheme == 'https'
  http.verify_mode = OpenSSL::SSL::VERIFY_NONE if http.use_ssl?
  http.start do |h|
    request = Net::HTTP::Get.new(uri.request_uri)
    response = h.request(request)
    abort 'Failed to retrieve reviewit gem' unless response.code.to_i == 200
    File.open(gem_file, 'wb') { |f| f.write(response.body) }
  end

  puts 'Installing reviewit gem...'
  abort 'Failed to install reviewit gem' unless system("gem install #{gem_file}")
end

def check_git_repository
  # TODO: Check if the local git repository is the same referenced by
  #       rme, check this using git remote show and git remote show -n
end

def configure_git
  puts 'Configuring git...'
  `git config --local reviewit.projectid #{@project_id}`
  `git config --local reviewit.baseurl #{@base_url}` if $?.success?
  `git config --local reviewit.apitoken #{@api_token}` if $?.success?
  `git config --local reviewit.linter "#{@linter.gsub('"', '\"')}"` if $?.success?
  `git config --local reviewit.projecthash #{@project_hash}`
  abort 'Error configuring git for rme.' unless $?.success?
end

if @should_install
  puts "reviewit command line interface installer for #{@project_name}\n"
  install_rme_gem unless check_rme_gem
end

check_git_repository
configure_git
puts 'All done, type review --help to know what you can do.' if @should_install