add tasks

README.md

@@ -16,10 +16,12 @@ gem 'decidim-newsletter_agenda', github: 'openpoke/decidim-module-newsletter_age
 
 ```
 
-And then execute:
+Run this rake tasks:
 
 ```
-bundle
+bundle exec rake decidim_newsletter_agenda:install:migrations
+bundle exec rails decidim_newsletter_agenda:webpacker:install
+bundle exec rake db:migrate
 ```
 
 ## Usage

lib/tasks/decidim_newsletter_agenda_webpacker_tasks.rake

@@ -0,0 +1,56 @@
+# frozen_string_literal: true
+
+require "decidim/gem_manager"
+
+namespace :decidim_newsletter_agenda do
+  namespace :webpacker do
+    desc "Installs Decidim Newsletter Agenda webpacker files in Rails instance application"
+    task install: :environment do
+      raise "Decidim gem is not installed" if decidim_path.nil?
+
+      install_newsletter_agenda_npm
+    end
+
+    desc "Adds Decidim Newsletter Agenda dependencies in package.json"
+    task upgrade: :environment do
+      raise "Decidim gem is not installed" if decidim_path.nil?
+
+      install_newsletter_agenda_npm
+    end
+
+    def install_newsletter_agenda_npm
+      newsletter_agenda_npm_dependencies.each do |type, packages|
+        puts "install NPM packages. You can also do this manually with this command:"
+        puts "npm i --save-#{type} #{packages.join(" ")}"
+        system! "npm i --save-#{type} #{packages.join(" ")}"
+      end
+    end
+
+    def newsletter_agenda_npm_dependencies
+      @newsletter_agenda_npm_dependencies ||= begin
+        package_json = JSON.parse(File.read(newsletter_agenda_path.join("package.json")))
+
+        {
+          prod: package_json["dependencies"].map { |package, version| "#{package}@#{version}" },
+          dev: package_json["devDependencies"].map { |package, version| "#{package}@#{version}" }
+        }.freeze
+      end
+    end
+
+    def newsletter_agenda_path
+      @newsletter_agenda_path ||= Pathname.new(newsletter_agenda_gemspec.full_gem_path) if Gem.loaded_specs.has_key?("decidim-newsletter_agenda")
+    end
+
+    def newsletter_agenda_gemspec
+      @newsletter_agenda_gemspec ||= Gem.loaded_specs["decidim-newsletter_agenda"]
+    end
+
+    def rails_app_path
+      @rails_app_path ||= Rails.root
+    end
+
+    def system!(command)
+      system("cd #{rails_app_path} && #{command}") || abort("\n== Command #{command} failed ==")
+    end
+  end
+end