cnfs_gems

#!/usr/bin/env ruby
# frozen_string_literal: true

require 'fileutils'
require 'thor'

class GemCli < Thor
  class_option :dry_run, desc: 'Do not execute commands', aliases: '-d', type: :boolean, default: false
     
  desc 'build', 'Build all Cnfs gems'
  def build
    each_dir do |_name, gemspec|
      exec("gem build #{gemspec}")
    end
  end

  desc 'install', 'Install all Cnfs gems'
  option :deps, desc: 'Install all Cnfs gems dependencies, but not the Cnfs gems themselves', type: :boolean
  def install
    if options.deps
      install_deps
      return
    end

    each_dir do |_name, gemspec|
      exec("gem build #{gemspec}")
      next unless (gem_file = Dir['*.gem'].shift)

      exec("gem install ./#{gem_file}")
      FileUtils.rm(gem_file)
    end
  end

  desc 'uninstall', 'Uninstall all Cnfs gems'
  def uninstall
    each_dir do |_name, gemspec|
      exec("gem uninstall -a -x #{gemspec.delete_suffix('.gemspec')}")
    end
  end

  private

  # Use this to quickly install all dependencies while running the Cnfs gems from source
  def install_deps
    each_dir do |dir, gemspec|
      next if dir.eql?('packer')

      if (gemfile = Dir['*.gem'].shift)
        FileUtils.rm(gemfile)
      end
      puts "** #{Dir.pwd.split('/').last}"

      File.open('Gemfile', 'w') { |f| f.write("source ENV['GEM_SERVER'] || 'https://rubygems.org'\ngemspec") }
      system('bundle install') unless options.dry_run
      FileUtils.rm('Gemfile')
      FileUtils.rm_rf('Gemfile.lock')
      FileUtils.rm_rf('.bundle')
    end
  end

  def each_dir
    Dir['*/'].sort.each do |dir|
      dir = dir.delete_suffix('/')
      Dir.chdir(dir) do
        next unless (gemspec = Dir['*.gemspec'].shift)

        yield dir, gemspec
      end
    end
  end

  def exec(cmd)
    puts cmd if options.verbose
    system(cmd) unless options.noop
  end
end

GemCli.start