AndyObtiva/glimmer-dsl-swt

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lib/glimmer/rake_task/scaffold.rb

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# Copyright (c) 2007-2024 Andy Maleh
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

require 'fileutils'
require 'os'
require 'facets/string/titlecase'

# TODO refactor to nest under RakeTask namespace

MAIN_OBJECT = self

module Glimmer
  module RakeTask
    class Scaffold
      class << self
        include FileUtils
    
        VERSION = File.read(File.expand_path('../../../../VERSION', __FILE__)).strip
        RUBY_VERSION = File.read(File.expand_path('../../../../RUBY_VERSION', __FILE__)).strip
    
        # TODO externalize all constants into scaffold/files
    
        GITIGNORE = <<~MULTI_LINE_STRING
          *.gem
          *.rbc
          /.config
          /.mvn/
          /coverage/
          /InstalledFiles
          /pkg/
          /spec/reports/
          /spec/examples.txt
          /test/tmp/
          /test/version_tmp/
          /tmp/
          
          # Used by dotenv library to load environment variables.
          # .env
          
          ## Specific to RubyMotion:
          .dat*
          .repl_history
          build/
          *.bridgesupport
          build-iPhoneOS/
          build-iPhoneSimulator/
          
          ## Specific to RubyMotion (use of CocoaPods):
          #
          # We recommend against adding the Pods directory to your .gitignore. However
          # you should judge for yourself, the pros and cons are mentioned at:
          # https://guides.cocoapods.org/using/using-cocoapods.html#should-i-check-the-pods-directory-into-source-control
          #
          # vendor/Pods/
          
          ## Documentation cache and generated files:
          /.yardoc/
          /_yardoc/
          /doc/
          /rdoc/
          
          ## Environment normalization:
          /.bundle/
          /vendor/bundle
          /lib/bundler/man/
          
          # for a library or gem, you might want to ignore these files since the code is
          # intended to run in multiple environments; otherwise, check them in:
          # Gemfile.lock
          # .ruby-version
          # .ruby-gemset
          
          # unless supporting rvm < 1.11.0 or doing something fancy, ignore this:
          .rvmrc
          
          # Mac
          .DS_Store
          
          # Warbler
          Jars.lock
          
          # Gladiator (Glimmer Editor)
          .gladiator
          .gladiator-scratchpad
          
          # Glimmer
          /dist/
          /packages/
          /vendor/jars/
        MULTI_LINE_STRING
    
        GEMFILE_PREFIX = <<~MULTI_LINE_STRING
          # frozen_string_literal: true
          
          source 'https://rubygems.org'
          
          git_source(:github) {|repo_name| "https://github.com/\#{repo_name}" }
        MULTI_LINE_STRING
        GEMFILE_APP_MIDFIX = <<~MULTI_LINE_STRING
        
          gem 'glimmer-dsl-swt', '~> #{VERSION}'
        MULTI_LINE_STRING
        GEMFILE_GEM_MIDFIX = <<~MULTI_LINE_STRING
        
          gem 'glimmer-dsl-swt', '~> #{VERSION.split('.')[0...2].join('.')}'
        MULTI_LINE_STRING
        GEMFILE_SUFFIX = <<~MULTI_LINE_STRING
        
          group :development do
            gem 'jar-dependencies', '0.4.1'
            gem 'rspec', '~> 3.5.0'
            gem 'juwelier', '2.4.9'
            gem 'warbler', '2.0.5'
            gem 'simplecov', '>= 0'
          end
        MULTI_LINE_STRING
        APP_GEMFILE = GEMFILE_PREFIX + GEMFILE_APP_MIDFIX + GEMFILE_SUFFIX
        GEM_GEMFILE = GEMFILE_PREFIX + GEMFILE_GEM_MIDFIX + GEMFILE_SUFFIX
    
        def app(app_name)
          common_app(app_name)
        end
        
        def desktopify(app_name, website)
          common_app(app_name, :desktopify, website: website)
        end
        
        def common_app(app_name, shell_type = :app, shell_options = {})
          gem_name = file_name(app_name)
          gem_summary = human_name(app_name)
          return puts("The directory '#{gem_name}' already exists. Please either remove or pick a different name.") if Dir.exist?(gem_name)
          system "jruby -S gem install bundler --no-document" if OS.windows? # resolves freezing issue with warbler and bundler 2.2.29 included in JRuby
          system "jruby -S gem install juwelier -v2.4.9 --no-document" unless juwelier_exists?
          system "jruby -S juwelier --markdown --rspec --summary '#{gem_summary}' --description '#{gem_summary}' #{gem_name}"
          return puts('Your Git user.name and/or github.user are missing! Please add in for Juwelier to help Glimmer with Scaffolding.') if `git config --get github.user`.strip.empty? || `git config --get user.name`.strip.empty?
          cd gem_name
          rm_rf 'lib'
          write '.gitignore', GITIGNORE
          write '.ruby-version', RUBY_VERSION
          write '.ruby-gemset', app_name
          write 'VERSION', '1.0.0'
          write 'LICENSE.txt', "Copyright (c) #{Time.now.year} #{app_name}"
          write 'Gemfile', gemfile(shell_type)
          write 'Rakefile', gem_rakefile(app_name, nil, gem_name)
          mkdir 'app'
          write "app/#{file_name(app_name)}.rb", app_main_file(app_name)
          mkdir_p "app/#{file_name(app_name)}/model"
          mkdir_p "app/#{file_name(app_name)}/view"
          if shell_type == :desktopify
            custom_shell('AppView', current_dir_name, shell_type, shell_options)
          else
            custom_shell('AppView', current_dir_name, shell_type)
          end
            
          mkdir_p 'icons/windows'
          icon_file = "icons/windows/#{human_name(app_name)}.ico"
          cp File.expand_path('../../../../icons/scaffold_app.ico', __FILE__), icon_file
          puts "Created #{current_dir_name}/#{icon_file}"
          
          mkdir_p 'icons/macosx'
          icon_file = "icons/macosx/#{human_name(app_name)}.icns"
          cp File.expand_path('../../../../icons/scaffold_app.icns', __FILE__), icon_file
          puts "Created #{current_dir_name}/#{icon_file}"
        
          mkdir_p 'icons/linux'
          icon_file = "icons/linux/#{human_name(app_name)}.png"
          cp File.expand_path('../../../../icons/scaffold_app.png', __FILE__), icon_file
          puts "Created #{current_dir_name}/#{icon_file}"
          
          mkdir_p "app/#{file_name(app_name)}"
          write "app/#{file_name(app_name)}/launch.rb", app_launch_file(app_name)
          mkdir_p 'bin'
          write "bin/#{file_name(app_name)}", app_bin_command_file(app_name)
          FileUtils.chmod 0755, "bin/#{file_name(app_name)}"
          if OS.windows?
            system "bundle"
            system "rspec --init"
          else
            system "bash -c '#{RVM_FUNCTION}\n cd .\n bundle\n rspec --init\n'"
          end
          write 'spec/spec_helper.rb', spec_helper_file
          if OS.mac?
            system "bash -c '#{RVM_FUNCTION}\n cd .\n JRUBY_OPTS=\"$JRUBY_OPTS -J-XstartOnFirstThread\" glimmer run\n'"
          elsif OS.linux?
            system "bash -c '#{RVM_FUNCTION}\n cd .\n glimmer run\n'"
          else
            system "glimmer run"
          end
        end
    
        def custom_shell(custom_shell_name, namespace, shell_type = nil, shell_options = {})
          namespace ||= current_dir_name
          root_dir = File.exists?('app') ? 'app' : 'lib'
          parent_dir = "#{root_dir}/#{file_name(namespace)}/view"
          return puts("The file '#{parent_dir}/#{file_name(custom_shell_name)}.rb' already exists. Please either remove or pick a different name.") if File.exist?("#{parent_dir}/#{file_name(custom_shell_name)}.rb")
          mkdir_p parent_dir unless File.exists?(parent_dir)
          write "#{parent_dir}/#{file_name(custom_shell_name)}.rb", custom_shell_file(custom_shell_name, namespace, shell_type, shell_options)
        end
    
        def custom_widget(custom_widget_name, namespace)
          namespace ||= current_dir_name
          root_dir = File.exists?('app') ? 'app' : 'lib'
          parent_dir = "#{root_dir}/#{file_name(namespace)}/view"
          return puts("The file '#{parent_dir}/#{file_name(custom_widget_name)}.rb' already exists. Please either remove or pick a different name.") if File.exist?("#{parent_dir}/#{file_name(custom_widget_name)}.rb")
          mkdir_p parent_dir unless File.exists?(parent_dir)
          write "#{parent_dir}/#{file_name(custom_widget_name)}.rb", custom_widget_file(custom_widget_name, namespace)
        end
    
        def custom_shape(custom_shape_name, namespace)
          namespace ||= current_dir_name
          root_dir = File.exists?('app') ? 'app' : 'lib'
          parent_dir = "#{root_dir}/#{file_name(namespace)}/view"
          return puts("The file '#{parent_dir}/#{file_name(custom_shape_name)}.rb' already exists. Please either remove or pick a different name.") if File.exist?("#{parent_dir}/#{file_name(custom_shape_name)}.rb")
          mkdir_p parent_dir unless File.exists?(parent_dir)
          write "#{parent_dir}/#{file_name(custom_shape_name)}.rb", custom_shape_file(custom_shape_name, namespace)
        end
    
        def custom_shell_gem(custom_shell_name, namespace)
          gem_name = "glimmer-cs-#{compact_name(custom_shell_name)}"
          gem_summary = "#{human_name(custom_shell_name)} - Glimmer Custom Shell"
          begin
            custom_shell_keyword = dsl_widget_name(custom_shell_name)
            MAIN_OBJECT.method(custom_shell_keyword)
            return puts("CustomShell keyword `#{custom_shell_keyword}` is unavailable (occupied by a built-in Ruby method)! Please pick a different name.")
          rescue NameError
            # No Op (keyword is not taken by a built in Ruby method)
          end
          if namespace
            gem_name += "-#{compact_name(namespace)}"
            gem_summary += " (#{human_name(namespace)})"
          else
            return puts('Namespace is required! Usage: glimmer scaffold:gem:customshell[name,namespace]') unless `git config --get github.user`.to_s.strip == 'AndyObtiva'
            namespace = 'glimmer'
          end
          return puts("The directory '#{gem_name}' already exists. Please either remove or pick a different name.") if Dir.exist?(gem_name)
          system "jruby -S gem install bundler --no-document" if OS.windows? # resolves freezing issue with warbler and bundler 2.2.29 included in JRuby
          system "jruby -S gem install juwelier -v2.4.9 --no-document" unless juwelier_exists?
          system "jruby -S juwelier --markdown --rspec --summary '#{gem_summary}' --description '#{gem_summary}' #{gem_name}"
          return puts('Your Git user.name and/or github.user are missing! Please add in for Juwelier to help Glimmer with Scaffolding.') if `git config --get github.user`.strip.empty? && `git config --get user.name`.strip.empty?
          cd gem_name
          write '.gitignore', GITIGNORE
          write '.ruby-version', RUBY_VERSION
          write '.ruby-gemset', gem_name
          write 'VERSION', '1.0.0'
          write 'Gemfile', GEM_GEMFILE
          write 'Rakefile', gem_rakefile(custom_shell_name, namespace, gem_name)
          append "lib/#{gem_name}.rb", gem_main_file(custom_shell_name, namespace)
          custom_shell(custom_shell_name, namespace, :gem)
          
          mkdir_p "lib/#{gem_name}"
          write "lib/#{gem_name}/launch.rb", gem_launch_file(gem_name, custom_shell_name, namespace)
          mkdir_p 'bin'
          write "bin/#{file_name(custom_shell_name)}", app_bin_command_file(gem_name, custom_shell_name, namespace)
          FileUtils.chmod 0755, "bin/#{file_name(custom_shell_name)}"
          if OS.windows?
            system "bundle"
            system "rspec --init"
          else
            system "bash -c '#{RVM_FUNCTION}\n cd .\n bundle\n rspec --init\n'"
          end
          write 'spec/spec_helper.rb', spec_helper_file
    
          mkdir_p 'icons/windows'
          icon_file = "icons/windows/#{human_name(gem_name)}.ico"
          cp File.expand_path('../../../../icons/scaffold_app.ico', __FILE__), icon_file
          puts "Created #{current_dir_name}/#{icon_file}"
            
          mkdir_p 'icons/macosx'
          icon_file = "icons/macosx/#{human_name(gem_name)}.icns"
          cp File.expand_path('../../../../icons/scaffold_app.icns', __FILE__), icon_file
          puts "Created #{current_dir_name}/#{icon_file}"
          
          mkdir_p 'icons/linux'
          icon_file = "icons/linux/#{human_name(gem_name)}.png"
          cp File.expand_path('../../../../icons/scaffold_app.png', __FILE__), icon_file
          puts "Created #{current_dir_name}/#{icon_file}"
          
          if OS.mac?
            system "bash -c '#{RVM_FUNCTION}\n cd .\n JRUBY_OPTS=\"$JRUBY_OPTS -J-XstartOnFirstThread\" glimmer run\n'"
          elsif OS.linux?
            system "bash -c '#{RVM_FUNCTION}\n cd .\n glimmer run\n'"
          else
            system "glimmer run"
          end
          puts "Finished creating #{gem_name} Ruby gem."
          puts 'Edit Rakefile to configure gem details.'
          puts 'Run `rake` to execute specs.'
          puts 'Run `rake build` to build gem.'
          puts 'Run `rake release` to release into rubygems.org once ready.'
        end
    
        def custom_widget_gem(custom_widget_name, namespace)
          gem_name = "glimmer-cw-#{compact_name(custom_widget_name)}"
          gem_summary = "#{human_name(custom_widget_name)} - Glimmer Custom Widget"
          if namespace
            gem_name += "-#{compact_name(namespace)}"
            gem_summary += " (#{human_name(namespace)})"
          else
            return puts('Namespace is required! Usage: glimmer scaffold:custom_widget_gem[custom_widget_name,namespace]') unless `git config --get github.user`.to_s.strip == 'AndyObtiva'
            namespace = 'glimmer'
          end
          
          return puts("The directory '#{gem_name}' already exists. Please either remove or pick a different name.") if Dir.exist?(gem_name)
          system "jruby -S gem install bundler --no-document" if OS.windows? # resolves freezing issue with warbler and bundler 2.2.29 included in JRuby
          system "jruby -S gem install juwelier -v2.4.9 --no-document" unless juwelier_exists?
          system "jruby -S juwelier --markdown --rspec --summary '#{gem_summary}' --description '#{gem_summary}' #{gem_name}"
          return puts('Your Git user.name and/or github.user are missing! Please add in for Juwelier to help Glimmer with Scaffolding.') if `git config --get github.user`.strip.empty? && `git config --get user.name`.strip.empty?
          cd gem_name
          write '.gitignore', GITIGNORE
          write '.ruby-version', RUBY_VERSION
          write '.ruby-gemset', gem_name
          write 'VERSION', '1.0.0'
          write 'Gemfile', GEM_GEMFILE
          write 'Rakefile', gem_rakefile
          append "lib/#{gem_name}.rb", gem_main_file(custom_widget_name, namespace)
          custom_widget(custom_widget_name, namespace)
          if OS.windows?
            system "bundle"
            system "rspec --init"
          else
            system "bash -c '#{RVM_FUNCTION}\n cd .\n bundle\n rspec --init\n'"
          end
          write 'spec/spec_helper.rb', spec_helper_file
          puts "Finished creating #{gem_name} Ruby gem."
          puts 'Edit Rakefile to configure gem details.'
          puts 'Run `rake` to execute specs.'
          puts 'Run `rake build` to build gem.'
          puts 'Run `rake release` to release into rubygems.org once ready.'
        end
    
        def custom_shape_gem(custom_shape_name, namespace)
          gem_name = "glimmer-cp-#{compact_name(custom_shape_name)}"
          gem_summary = "#{human_name(custom_shape_name)} - Glimmer Custom Shape"
          if namespace
            gem_name += "-#{compact_name(namespace)}"
            gem_summary += " (#{human_name(namespace)})"
          else
            return puts('Namespace is required! Usage: glimmer scaffold:custom_shape_gem[custom_shape_name,namespace]') unless `git config --get github.user`.to_s.strip == 'AndyObtiva'
            namespace = 'glimmer'
          end
          
          return puts("The directory '#{gem_name}' already exists. Please either remove or pick a different name.") if Dir.exist?(gem_name)
          system "jruby -S gem install bundler --no-document" if OS.windows? # resolves freezing issue with warbler and bundler 2.2.29 included in JRuby
          system "jruby -S gem install juwelier -v2.4.9 --no-document" unless juwelier_exists?
          system "jruby -S juwelier --markdown --rspec --summary '#{gem_summary}' --description '#{gem_summary}' #{gem_name}"
          return puts('Your Git user.name and/or github.user are missing! Please add in for Juwelier to help Glimmer with Scaffolding.') if `git config --get github.user`.strip.empty? && `git config --get user.name`.strip.empty?
          cd gem_name
          write '.gitignore', GITIGNORE
          write '.ruby-version', RUBY_VERSION
          write '.ruby-gemset', gem_name
          write 'VERSION', '1.0.0'
          write 'Gemfile', GEM_GEMFILE
          write 'Rakefile', gem_rakefile
          append "lib/#{gem_name}.rb", gem_main_file(custom_shape_name, namespace)
          custom_shape(custom_shape_name, namespace)
          if OS.windows?
            system "bundle"
            system "rspec --init"
          else
            system "bash -c '#{RVM_FUNCTION}\n cd .\n bundle\n rspec --init\n'"
          end
          write 'spec/spec_helper.rb', spec_helper_file
          puts "Finished creating #{gem_name} Ruby gem."
          puts 'Edit Rakefile to configure gem details.'
          puts 'Run `rake` to execute specs.'
          puts 'Run `rake build` to build gem.'
          puts 'Run `rake release` to release into rubygems.org once ready.'
        end
    
        private
        
        def juwelier_exists?
          OS.windows? ? system('where juwelier') : system('which juwelier')
        end
    
        def write(file, content)
          File.write file, content
          file_path = File.expand_path(file)
          puts "Created #{current_dir_name}/#{file}"
        end
    
        def append(file, content)
          File.open(file, 'a') do |f|
            f.write(content)
          end
        end
    
        def current_dir_name
          File.basename(File.expand_path('.'))
        end
    
        def class_name(app_name)
          app_name.underscore.camelcase(:upper)
        end
    
        def file_name(app_name)
          app_name.underscore
        end
        alias dsl_widget_name file_name
    
        def human_name(app_name)
          app_name.underscore.titlecase
        end
    
        def compact_name(gem_name)
          gem_name.underscore.camelcase.downcase
        end
        
        def gemfile(shell_type)
          APP_GEMFILE
        end
    
        def app_main_file(app_name)
          <<~MULTI_LINE_STRING
            $LOAD_PATH.unshift(File.expand_path('..', __FILE__))
            
            begin
              require 'bundler/setup'
              Bundler.require(:default)
            rescue
              # this runs when packaged as a gem (no bundler)
              require 'glimmer-dsl-swt'
              # add more gems if needed
            end
            
            class #{class_name(app_name)}
              include Glimmer
              
              APP_ROOT = File.expand_path('../..', __FILE__)
              VERSION = File.read(File.join(APP_ROOT, 'VERSION'))
              LICENSE = File.read(File.join(APP_ROOT, 'LICENSE.txt'))
              Display.app_name = '#{human_name(app_name)}'
              Display.app_version = VERSION
            end
    
            require '#{file_name(app_name)}/view/app_view'
          MULTI_LINE_STRING
        end
    
        def gem_main_file(custom_widget_name, namespace = nil)
          custom_widget_file_path = ''
          custom_widget_file_path += "#{file_name(namespace)}/" if namespace
          custom_widget_file_path += "view"
          custom_widget_file_path += "/#{file_name(custom_widget_name)}"
    
          <<~MULTI_LINE_STRING
            $LOAD_PATH.unshift(File.expand_path('..', __FILE__))
            
            require 'glimmer-dsl-swt'
            require '#{custom_widget_file_path}'
          MULTI_LINE_STRING
        end
    
        def app_launch_file(app_name)
          <<~MULTI_LINE_STRING
            require_relative '../#{file_name(app_name)}'
            
            #{class_name(app_name)}::View::AppView.launch
          MULTI_LINE_STRING
        end
        
        def app_bin_command_file(app_name_or_gem_name, custom_shell_name=nil, namespace=nil)
          if custom_shell_name.nil?
            runner = "File.expand_path('../../app/#{file_name(app_name_or_gem_name)}/launch.rb', __FILE__)"
          else
            runner = "File.expand_path('../../lib/#{app_name_or_gem_name}/launch.rb', __FILE__)"
          end
          <<~MULTI_LINE_STRING
            #!/usr/bin/env jruby
            
            runner = #{runner}
            
            # Detect if inside a JAR file or not
            if runner.include?('uri:classloader')
              require runner
            else
              require 'glimmer/launcher'
              
              launcher = Glimmer::Launcher.new([runner] + ARGV)
              launcher.launch
            end
          MULTI_LINE_STRING
        end
        
        def gem_launch_file(gem_name, custom_shell_name, namespace)
          # TODO change this so that it does not mix Glimmer unto the main object
          <<~MULTI_LINE_STRING
            require_relative '../#{gem_name}'
            
            #{class_name(namespace)}::View::#{class_name(custom_shell_name)}.launch
          MULTI_LINE_STRING
        end
    
        def gem_rakefile(custom_shell_name = nil, namespace = nil, gem_name = nil)
          rakefile_content = File.read('Rakefile')
          lines = rakefile_content.split("\n")
          require_rake_line_index = lines.index(lines.detect {|l| l.include?("require 'rake'") })
          lines.insert(require_rake_line_index, "require 'glimmer/launcher'")
          gem_files_line_index = lines.index(lines.detect {|l| l.include?('# dependencies defined in Gemfile') })
          if custom_shell_name
            lines.insert(gem_files_line_index, "  gem.files = Dir['VERSION', 'LICENSE.txt', 'app/**/*', 'bin/**/*', 'config/**/*', 'db/**/*', 'docs/**/*', 'fonts/**/*', 'icons/**/*', 'images/**/*', 'lib/**/*', 'script/**/*', 'sounds/**/*', 'vendor/**/*', 'videos/**/*']")
            # the second executable is needed for warbler as it matches the gem name, which is the default expected file (alternatively in the future, we could do away with it and configure warbler to use the other file)
            lines.insert(gem_files_line_index+1, "  gem.require_paths = ['vendor', 'lib', 'app']")
            lines.insert(gem_files_line_index+2, "  gem.executables = ['#{file_name(custom_shell_name)}']") if custom_shell_name
          else
            lines.insert(gem_files_line_index, "  gem.files = Dir['VERSION', 'LICENSE.txt', 'lib/**/*']")
          end
          spec_pattern_line_index = lines.index(lines.detect {|l| l.include?('spec.pattern =') })
          lines.insert(spec_pattern_line_index+1, "  spec.ruby_opts = [Glimmer::Launcher.jruby_os_specific_options]")
          lines << "\nrequire 'glimmer/rake_task'\n"
          file_content = lines.join("\n")
          if custom_shell_name
            file_content << <<~MULTI_LINE_STRING
              Glimmer::RakeTask::Package.jpackage_extra_args =
                " --name '#{human_name(custom_shell_name)}'" +
                " --description '#{human_name(custom_shell_name)}'"
                # You can add more options from https://docs.oracle.com/en/java/javase/16/jpackage/packaging-tool-user-guide.pdf
            MULTI_LINE_STRING
          end
          file_content
        end
    
        def spec_helper_file
          content = File.read('spec/spec_helper.rb')
          lines = content.split("\n")
          require_line_index = lines.index(lines.detect {|l| l.include?('RSpec.configure do') })
          lines[require_line_index...require_line_index] = [
            "require 'bundler/setup'",
            'Bundler.require(:default, :development)',
          ]
          configure_block_line_index = lines.index(lines.detect {|l| l.include?('RSpec.configure do') }) + 1
          lines[configure_block_line_index...configure_block_line_index] = [
            '  # The following ensures rspec tests that instantiate and set Glimmer DSL widgets in @target get cleaned after',
            '  config.after do',
            '    @target.dispose if @target && @target.respond_to?(:dispose)',
            '    Glimmer::DSL::Engine.reset',
            '  end',
          ]
          
          lines << "\nrequire 'glimmer/rake_task'\n"
          lines.join("\n")
        end
    
        def custom_shell_file(custom_shell_name, namespace, shell_type, shell_options = {})
          namespace_type = class_name(namespace) == class_name(current_dir_name) ? 'class' : 'module'
    
          custom_shell_file_content = <<-MULTI_LINE_STRING
#{namespace_type} #{class_name(namespace)}
  module View
    class #{class_name(custom_shell_name)}
      include Glimmer::UI::CustomShell
    
          MULTI_LINE_STRING
          
          if shell_type == :gem
            custom_shell_file_content += <<-MULTI_LINE_STRING
      APP_ROOT = File.expand_path('../../../..', __FILE__)
      VERSION = File.read(File.join(APP_ROOT, 'VERSION'))
      LICENSE = File.read(File.join(APP_ROOT, 'LICENSE.txt'))
      Display.app_name = '#{human_name(custom_shell_name)}'
      Display.app_version = VERSION
          
            MULTI_LINE_STRING
          end
          
          custom_shell_file_content += <<-MULTI_LINE_STRING
      ## Add options like the following to configure CustomShell by outside consumers
      #
      # options :title, :background_color
      # option :width, default: 320
      # option :height, default: 240
      #{'# ' if shell_type == :desktopify}option :greeting, default: 'Hello, World!'
  
      ## Use before_body block to pre-initialize variables to use in body
      #
      #
          MULTI_LINE_STRING
          
          if %i[gem app desktopify].include?(shell_type)
            custom_shell_file_content += <<-MULTI_LINE_STRING
      before_body do
        @display = display {
          on_about do
            display_about_dialog
          end
          
          on_preferences do
            #{shell_type == :desktopify ? 'display_about_dialog' : 'display_preferences_dialog'}
          end
        }
      end
            MULTI_LINE_STRING
          else
            custom_shell_file_content += <<-MULTI_LINE_STRING
      # before_body do
      #
      # end
            MULTI_LINE_STRING
          end
    
          custom_shell_file_content += <<-MULTI_LINE_STRING
  
      ## Use after_body block to setup observers for widgets in body
      #
      # after_body do
      #
      # end
  
      ## Add widget content inside custom shell body
      ## Top-most widget must be a shell or another custom shell
      #
      body {
        shell#{'(:fill_screen)' if shell_type == :desktopify} {
          # Replace example content below with custom shell content
          minimum_size #{shell_type == :desktopify ? '768, 432' : '420, 240'}
          image File.join(APP_ROOT, 'icons', 'windows', "#{human_name(current_dir_name)}.ico") if OS.windows?
          image File.join(APP_ROOT, 'icons', 'linux', "#{human_name(current_dir_name)}.png") unless OS.windows?
          text "#{human_name(namespace)}#{' - ' + human_name(custom_shell_name) if shell_type != :desktopify}"
        
          MULTI_LINE_STRING
            
          if shell_type == :desktopify
            custom_shell_file_content += <<-MULTI_LINE_STRING
          browser {
            url "#{shell_options[:website]}"
          }
            MULTI_LINE_STRING
          else
            custom_shell_file_content += <<-MULTI_LINE_STRING
          grid_layout
          label(:center) {
            text <= [self, :greeting]
            font height: 40
            layout_data :fill, :center, true, true
          }
            MULTI_LINE_STRING
          end
          
          if %i[gem app desktopify].include?(shell_type)
            custom_shell_file_content += <<-MULTI_LINE_STRING
          
          menu_bar {
            menu {
              text '&File'
              
              menu_item {
                text '&Preferences...'
                
                on_widget_selected do
                  #{shell_type == :desktopify ? 'display_about_dialog' : 'display_preferences_dialog'}
                end
              }
            }
            menu {
              text '&Help'
              
              menu_item {
                text '&About...'
                
                on_widget_selected do
                  display_about_dialog
                end
              }
            }
          }
            MULTI_LINE_STRING
          end

            custom_shell_file_content += <<-MULTI_LINE_STRING
        }
      }
            MULTI_LINE_STRING
          
          if %i[gem app desktopify].include?(shell_type)
            custom_shell_file_content += <<-MULTI_LINE_STRING
  
      def display_about_dialog
        message_box(body_root) {
          text 'About'
          message "#{human_name(namespace)}#{" - #{human_name(custom_shell_name)}" if shell_type == :gem} \#{VERSION}\\n\\n\#{LICENSE}"
        }.open
      end
      
            MULTI_LINE_STRING
          end
          
          if %i[gem app].include?(shell_type)
            custom_shell_file_content += <<-MULTI_LINE_STRING
      def display_preferences_dialog
        dialog(swt_widget) {
          grid_layout {
            margin_height 5
            margin_width 5
          }
          
          text 'Preferences'
          
          group {
            row_layout {
              type :vertical
              spacing 10
            }
            
            text 'Greeting'
            font style: :bold
            
            [
              'Hello, World!',
              'Howdy, Partner!'
            ].each do |greeting_text|
              button(:radio) {
                layout_data {
                  width 160
                }
                
                text greeting_text
                selection <= [self, :greeting, on_read: ->(g) { g == greeting_text }]
                
                on_widget_selected do |event|
                  self.greeting = event.widget.getText
                end
              }
            end
          }
        }.open
      end
            MULTI_LINE_STRING
          end
          
          custom_shell_file_content += <<-MULTI_LINE_STRING
    end
  end
end
          MULTI_LINE_STRING
        end
    
        def custom_widget_file(custom_widget_name, namespace)
          namespace_type = class_name(namespace) == class_name(current_dir_name) ? 'class' : 'module'
    
          <<-MULTI_LINE_STRING
#{namespace_type} #{class_name(namespace)}
  module View
    class #{class_name(custom_widget_name)}
      include Glimmer::UI::CustomWidget
  
      ## Add options like the following to configure CustomWidget by outside consumers
      #
      # options :custom_text, :background_color
      # option :foreground_color, default: :red
  
      ## Use before_body block to pre-initialize variables to use in body
      #
      #
      # before_body do
      #
      # end
  
      ## Use after_body block to setup observers for widgets in body
      #
      # after_body do
      #
      # end
  
      ## Add widget content under custom widget body
      ##
      ## If you want to add a shell as the top-most widget,
      ## consider creating a custom shell instead
      ## (Glimmer::UI::CustomShell offers shell convenience methods, like show and hide)
      #
      body {
        # Replace example content below with custom widget content
        label(*swt_constants) {
          background :red
        }
      }
  
    end
  end
end
          MULTI_LINE_STRING
        end
        
        def custom_shape_file(custom_shape_name, namespace)
          namespace_type = class_name(namespace) == class_name(current_dir_name) ? 'class' : 'module'
    
          <<-MULTI_LINE_STRING
#{namespace_type} #{class_name(namespace)}
  module View
    class #{class_name(custom_shape_name)}
      include Glimmer::UI::CustomShape
  
      ## Add options like the following to configure CustomShape by outside consumers
      #
      # options :option1, option2, option3
      option :background_color, default: :red
      option :size_width, default: 100
      option :size_height, default: 100
      option :location_x, default: 0
      option :location_y, default: 0
  
      ## Use before_body block to pre-initialize variables to use in body
      #
      #
      # before_body do
      #
      # end
  
      ## Use after_body block to setup observers for shapes in body
      #
      # after_body do
      #
      # end
  
      ## Add shape content under custom shape body
      #
      body {
        # Replace example content below with custom shape content
        shape(location_x, location_y) {
          path {
            background background_color
            cubic size_width - size_width*0.66, size_height/2 - size_height*0.33, size_width*0.65 - size_width*0.66, 0 - size_height*0.33, size_width/2 - size_width*0.66, size_height*0.75 - size_height*0.33, size_width - size_width*0.66, size_height - size_height*0.33
          }
          
          path {
            background background_color
            cubic size_width - size_width*0.66, size_height/2 - size_height*0.33, size_width*1.35 - size_width*0.66, 0 - size_height*0.33, size_width*1.5 - size_width*0.66, size_height*0.75 - size_height*0.33, size_width - size_width*0.66, size_height - size_height*0.33
          }
        }
      }
  
    end
  end
end
          MULTI_LINE_STRING
        end
        
      end
      
    end
    
  end
  
end