# coding: utf-8
require 'knitter'

module Hippo
    module Command

        class App < NamedCommand

            class_options :force => :boolean
            class_option  :directory, type: :string
            class_option  :title,     type: :string
            attr_reader   :title

            class_option :packages, type: :boolean, default: true, desc: "install npm packages"

            def load_namespace # override
                @namespace  = name.underscore.camelize
                @identifier = @namespace.underscore.dasherize
            end

            def set_variables
                super
                @title = options[:title] || @namespace
                self.destination_root = options[:directory] || name
            end

            def create_files
                [
                    "Gemfile", "Rakefile", "Guardfile", "config.ru",
                    ".babelrc", "config/database.yml"
                ].each{ |f| template(f) }
                [
                    ".eslintrc.js", ".rubocop.yml", "spec/client/.eslintrc.js"
                ].each{ |f| template("../#{f}", f) }
                template "lib/namespace.rb", "lib/#{identifier}.rb"
                template "lib/namespace/version.rb", "lib/#{identifier}/version.rb"
                template "lib/namespace/extension.rb", "lib/#{identifier}/extension.rb"
                template "lib/namespace/base_model.rb", "lib/#{identifier}/model.rb"
                template "config/screens.rb"
                template "config/routes.rb"
                template "config/webpack.config.js"

                template "config/jest.config.json"
                template "config/jest/babel-transform.js"
                template "config/initialize.rb"
                template ".gitignore"
                template "spec/client/setup.js"
                template "spec/server/spec_helper.rb"

                create_file "log/.gitkeep",""
                create_file "views/.gitkeep",""
                create_file "tmp/.gitkeep",""
                create_file "db/migrate/.gitkeep",""
            end

            def create_client_files
                self.class.source_root.join('client').children.each do | path |
                    next unless path.directory?
                    empty_directory "#{client_dir}/#{path.basename}"
                    create_file "#{client_dir}/#{path.basename}/.gitkeep"
                end
                create_file "#{client_dir}/components/.gitkeep", ""
                template "client/models/base.js",   "#{client_dir}/models/base.js"
                template "client/index.js",         "#{client_dir}/index.js"
                template "client/extension.js",     "#{client_dir}/extension.js"
                template "client/styles.scss",      "#{client_dir}/styles.scss"
            end


            def knitterize
                yarn = Knitter::Yarn.new(self.destination_root)
                yarn.init
                return unless options[:packages]
                say 'Installing node modules', :green
                [
                    'jest',
                    'hippo-fw',
                    'react-router',
                    'webpack',
                    'webpack-dev-server'
                ].each do | package_name |
                    say(sprintf('    %-20s', package_name + '…'), nil, false)
                    package = Knitter::Package.new(package_name, yarn: yarn)
                    package.add
                    say 'done', :green
                end

            end
        end
    end
end