Class: Stable::Services::AppCreator

Inherits:
Object
  • Object
show all
Defined in:
lib/stable/services/app_creator.rb

Overview

Service for creating new Rails applications

Instance Method Summary collapse

Constructor Details

#initialize(name, options) ⇒ AppCreator

Returns a new instance of AppCreator.



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# File 'lib/stable/services/app_creator.rb', line 7

def initialize(name, options)
  @name = name
  @options = options
end

Instance Method Details

#call ⇒ Object 



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# File 'lib/stable/services/app_creator.rb', line 12

def call
  ruby = @options[:ruby] || RUBY_VERSION
  port = @options[:port] || next_free_port
  app_path = File.join(Stable::Paths.projects_dir, @name)
  domain = "#{@name}.test"

  # --- Check if app already exists ---
  config_file = Stable::Paths.app_config_file(@name)
  abort "App '#{@name}' already exists" if File.exist?(config_file)

  # --- Register app in registry ---
  Services::AppRegistry.add(
    name: @name, path: app_path, domain: domain, port: port,
    ruby: ruby, started_at: nil, pid: nil
  )

  # --- Ensure Ruby version & RVM ---
  Ruby.ensure_version(ruby)
  Ruby.ensure_rvm!

  # --- Create gemset ---
  System::Shell.run("bash -lc 'source #{Ruby.rvm_script} && rvm #{ruby} do rvm gemset create #{@name} || true'")

  rvm_cmd = Ruby.rvm_prefix(ruby, @name)

  # --- Install Bundler ---
  System::Shell.run("bash -lc '#{rvm_cmd} gem install bundler --no-document'")

  # --- Install Rails if missing ---
  rails_version = @options[:rails]
  rails_check_cmd = rails_version ? "#{rvm_cmd} gem list -i rails -v #{rails_version}" : "#{rvm_cmd} gem list -i rails"
  unless system("bash -lc '#{rails_check_cmd}'")
    puts "Installing Rails #{rails_version || 'latest'}..."
    install_cmd = rails_version ? "#{rvm_cmd} gem install rails -v #{rails_version}" : "#{rvm_cmd} gem install rails"
    system("bash -lc '#{install_cmd}'") or abort("Failed to install Rails #{rails_version || ''}")
  end

  # --- Create Rails app ---
  puts "Creating Rails app #{@name} (Ruby #{ruby})..."
  rails_cmd = "#{rvm_cmd} rails new #{app_path} " \
              '--skip-importmap --skip-hotwire --skip-javascript --skip-solid'
  System::Shell.run("bash -lc '#{rails_cmd}'")

  # --- Write ruby version/gemset ---
  Dir.chdir(app_path) do
    File.write('.ruby-version', "#{ruby}\n")
    File.write('.ruby-gemset', "#{@name}\n")
  end

  # --- Database integration ---
  if @options[:db]
    adapter = @options[:mysql] ? :mysql : :postgresql
    gem_name = adapter == :postgresql ? 'pg' : 'mysql2'
    gemfile_path = File.join(app_path, 'Gemfile')

    unless File.read(gemfile_path).include?(gem_name)
      File.open(gemfile_path, 'a') do |f|
        f.puts "\n# Added by Stable CLI"
        f.puts "gem '#{gem_name}'"
      end
      puts "✅ Added '#{gem_name}' gem to Gemfile"
    end

    # Use correct Ruby/gemset for bundle install
    System::Shell.run(rvm_run('bundle install --jobs=4 --retry=3', chdir: app_path))

    db_adapter = adapter == :mysql ? Database::MySQL : Database::Postgres
    db_adapter.new(app_name: @name, app_path: app_path, ruby: ruby).setup
  end

  # --- Run bundle & DB prepare ---
  System::Shell.run(rvm_run('bundle install --jobs=4 --retry=3', chdir: app_path))
  System::Shell.run(rvm_run('bundle exec rails db:prepare', chdir: app_path))

  rails_check = "cd #{app_path} && #{rvm_cmd} bundle exec rails runner \"puts Rails.version\""
  rails_version = `bash -lc '#{rails_check}'`.strip.to_f

  begin
    rails_ver = Gem::Version.new(rails_version)
  rescue ArgumentError
    rails_ver = Gem::Version.new('0.0.0')
  end

  # only if Rails >= 7
  if rails_ver >= Gem::Version.new('7.0.0')
    # Gems to re-add
    optional_gems = {
      'importmap-rails' => nil,
      'turbo-rails' => nil,
      'stimulus-rails' => nil,
      'solid_cache' => nil,
      'solid_queue' => nil,
      'solid_cable' => nil
    }

    gemfile = File.join(app_path, 'Gemfile')

    # Add gems if not already present
    optional_gems.each do |gem_name, version|
      next if File.read(gemfile).match?(/^gem ['"]#{gem_name}['"]/)

      File.open(gemfile, 'a') do |f|
        f.puts version ? "gem '#{gem_name}', '#{version}'" : "gem '#{gem_name}'"
      end
    end

    # Install all new gems
    System::Shell.run(rvm_run('bundle install', chdir: app_path))

    # Run generators for installed gems
    generators = [
      'importmap:install',
      'turbo:install stimulus:install',
      'solid_cache:install solid_queue:install solid_cable:install'
    ]

    generators.each do |cmd|
      System::Shell.run(rvm_run("bundle exec rails #{cmd}", chdir: app_path))
    end
  end

  # --- Add allowed host for Rails < 7.2 ---
  if @options[:rails] && @options[:rails].to_f < 7.2
    env_file = File.join(app_path, 'config/environments/development.rb')

    if File.exist?(env_file)
      content = File.read(env_file)

      # Append host config inside the Rails.application.configure block
      updated_content = content.gsub(/Rails\.application\.configure do(.*?)end/mm) do |_match|
        inner = Regexp.last_match(1)
        # Prevent duplicate entries
        unless inner.include?(domain)
          inner += "  # allow local .test host for this app\n  config.hosts << '#{domain}'\n"
        end
        "Rails.application.configure do#{inner}end"
      end

      File.write(env_file, updated_content)
    else
      warn "Development environment file not found: #{env_file}"
    end
  end

  # --- Hosts, certs, caddy ---
  Services::HostsManager.add(domain)
  Services::CaddyManager.add_app(@name, skip_ssl: @options[:skip_ssl])
  Services::CaddyManager.ensure_running!
  Services::CaddyManager.reload

  # --- Start Rails server ---
  puts "Starting Rails server for #{@name} on port #{port}..."
  log_file = File.join(app_path, 'log', 'stable.log')
  FileUtils.mkdir_p(File.dirname(log_file))

  abort "Port #{port} is already in use. Choose another port." if port_in_use?(port)

  pid = spawn(
    'bash', '-lc',
    "cd \"#{app_path}\" && #{rvm_cmd} bundle exec rails s -p #{port} -b 127.0.0.1",
    out: log_file, err: log_file
  )
  Process.detach(pid)
  AppRegistry.update(@name, started_at: Time.now.to_i, pid: pid)

  sleep 1.5
  wait_for_port(port)

  prefix = @options[:skip_ssl] ? 'http' : 'https'
  display_domain = @options[:skip_ssl] ? "#{domain}:#{port}" : domain
  puts "✔ #{@name} running at #{prefix}://#{display_domain}"
end