text: # frozen_string_literal: true
  
  require "rails/generators/base"
  require "rails/generators/rails/master_key/master_key_generator"
  require "active_support/encrypted_configuration"
  
  module Rails
    module Generators
      class CredentialsGenerator < Base # :nodoc:
        def add_credentials_file
          unless credentials.content_path.exist?
            template = credentials_template
  
            say "Adding #{credentials.content_path} to store encrypted credentials."
            say ""
            say "The following content has been encrypted with the Rails master key:"
            say ""
            say template, :on_green
            say ""
  
            add_credentials_file_silently(template)
  
            say "You can edit encrypted credentials with `bin/rails credentials:edit`."
            say ""
          end
        end
  
        def add_credentials_file_silently(template = nil)
          unless credentials.content_path.exist?
            credentials.write(credentials_template)
          end
        end
  
        private
          def credentials
            ActiveSupport::EncryptedConfiguration.new(
              config_path: "config/credentials.yml.enc",
              key_path: "config/master.key",
              env_key: "RAILS_MASTER_KEY",
              raise_if_missing_key: true
            )
          end
  
          def credentials_template
            <<~YAML
              # aws:
              #   access_key_id: 123
              #   secret_access_key: 345
  
              # Used as the base secret for all MessageVerifiers in Rails, including the one protecting cookies.
              secret_key_base: #{SecureRandom.hex(64)}
            YAML
          end
      end
    end
  end
  