module Mattermost class Presenter class << self include Gitlab::Routing.url_helpers def authorize_chat_name(url) message = if url ":wave: Hi there! Before I do anything for you, please [connect your GitLab account](#{url})." else ":sweat_smile: Couldn't identify you, nor can I autorize you!" end ephemeral_response(message) end def help(commands, trigger) if commands.none? ephemeral_response("No commands configured") else commands.map! { |command| "#{trigger} #{command}" } message = header_with_list("Available commands", commands) ephemeral_response(message) end end def present(subject) return not_found unless subject if subject.is_a?(Gitlab::ChatCommands::Result) show_result(subject) elsif subject.respond_to?(:count) if subject.many? multiple_resources(subject) elsif subject.none? not_found else single_resource(subject) end else single_resource(subject) end end def access_denied ephemeral_response("Whoops! That action is not allowed. This incident will be [reported](https://xkcd.com/838/).") end private def show_result(result) case result.type when :success in_channel_response(result.message) else ephemeral_response(result.message) end end def not_found ephemeral_response("404 not found! GitLab couldn't find what you were looking for! :boom:") end def single_resource(resource) return error(resource) if resource.errors.any? || !resource.persisted? message = "### #{title(resource)}" message << "\n\n#{resource.description}" if resource.try(:description) in_channel_response(message) end def multiple_resources(resources) resources.map! { |resource| title(resource) } message = header_with_list("Multiple results were found:", resources) ephemeral_response(message) end def error(resource) message = header_with_list("The action was not successful, because:", resource.errors.messages) ephemeral_response(message) end def title(resource) reference = resource.try(:to_reference) || resource.try(:id) title = resource.try(:title) || resource.try(:name) "[#{reference} #{title}](#{url(resource)})" end def header_with_list(header, items) message = [header] items.each do |item| message << "- #{item}" end message.join("\n") end def url(resource) url_for( [ resource.project.namespace.becomes(Namespace), resource.project, resource ] ) end def ephemeral_response(message) { response_type: :ephemeral, text: message, status: 200 } end def in_channel_response(message) { response_type: :in_channel, text: message, status: 200 } end end end end