REFACTOR: Move composer messages to store

app/assets/javascripts/discourse/controllers/composer-messages.js.es6

@@ -69,13 +69,17 @@ export default Ember.ArrayController.extend({
   queryFor(composer) {
     if (this.get('checkedMessages')) { return; }
 
-    const self = this;
+    const args = { composerAction: composer.get('action') };
-    var queuedForTyping = self.get('queuedForTyping');
+    const topicId = composer.get('topic.id');
+    const postId = composer.get('post.id');
 
-    Discourse.ComposerMessage.find(composer).then(messages => {
+    if (topicId) { args.topic_id = topicId; }
-      self.set('checkedMessages', true);
+    if (postId)  { args.post_id = postId; }
-      messages.forEach(msg => msg.wait_for_typing ? queuedForTyping.addObject(msg) : self.send("popup", msg));
+
+    const queuedForTyping = this.get('queuedForTyping');
+    this.store.findAll('composer-message', args).then(messages => {
+      this.set('checkedMessages', true);
+      messages.forEach(msg => msg.wait_for_typing ? queuedForTyping.addObject(msg) : this.send('popup', msg));
     });
   }
-
 });

app/assets/javascripts/discourse/controllers/composer.js.es6

@@ -43,7 +43,6 @@ function loadDraft(store, opts) {
 
 export default Ember.Controller.extend({
   needs: ['modal', 'topic', 'composer-messages', 'application'],
-
   replyAsNewTopicDraft: Em.computed.equal('model.draftKey', Composer.REPLY_AS_NEW_TOPIC_KEY),
   checkedMessages: false,
 
@@ -395,7 +394,8 @@ export default Ember.Controller.extend({
 
     let message = this.get('similarTopicsMessage');
     if (!message) {
-      message = Discourse.ComposerMessage.create({
+      message = this.store.createRecord('composer-message', {
+        id: 'similar_topics',
         templateName: 'composer/similar-topics',
         extraClass: 'similar-topics'
       });

app/assets/javascripts/discourse/models/composer_message.js

@@ -1,35 +0,0 @@
-/**
-  Represents a pop up message displayed over the composer
-
-  @class ComposerMessage
-  @extends Ember.Object
-  @namespace Discourse
-  @module Discourse
-**/
-Discourse.ComposerMessage = Em.Object.extend({});
-
-Discourse.ComposerMessage.reopenClass({
-  /**
-    Look for composer messages given the current composing settings.
-
-    @method find
-    @param {Discourse.Composer} composer The current composer
-    @returns {Discourse.ComposerMessage} the composer message to display (or null)
-  **/
-  find: function(composer) {
-
-    var data = { composerAction: composer.get('action') },
-        topicId = composer.get('topic.id'),
-        postId = composer.get('post.id');
-
-    if (topicId) { data.topic_id = topicId; }
-    if (postId)  { data.post_id = postId; }
-
-    return Discourse.ajax('/composer-messages', { data: data }).then(function (messages) {
-      return messages.map(function (message) {
-        return Discourse.ComposerMessage.create(message);
-      });
-    });
-  }
-
-});

app/controllers/composer_messages_controller.rb

@@ -6,8 +6,8 @@ class ComposerMessagesController < ApplicationController
 
   def index
     finder = ComposerMessagesFinder.new(current_user, params.slice(:composerAction, :topic_id, :post_id))
-    render_json_dump([finder.find].compact)
+    json = { composer_messages: [finder.find].compact }
+
+    render_json_dump(json, rest_serializer: true)
   end
-
 end
-

config/routes.rb

@@ -249,7 +249,7 @@ Discourse::Application.routes.draw do
   get "session/sso_provider" => "session#sso_provider"
   get "session/current" => "session#current"
   get "session/csrf" => "session#csrf"
-  get "composer-messages" => "composer_messages#index"
+  get "composer_messages" => "composer_messages#index"
 
   resources :users, except: [:show, :update, :destroy] do
     collection do

lib/composer_messages_finder.rb

@@ -28,6 +28,7 @@ class ComposerMessagesFinder
     if count < SiteSetting.educate_until_posts
       education_posts_text = I18n.t('education.until_posts', count: SiteSetting.educate_until_posts)
       return {
+        id: 'education',
         templateName: 'composer/education',
         wait_for_typing: true,
         body: PrettyText.cook(I18n.t(education_key, education_posts_text: education_posts_text, site_name: SiteSetting.title))
@@ -42,6 +43,7 @@ class ComposerMessagesFinder
     return unless replying? && @user.posted_too_much_in_topic?(@details[:topic_id])
 
     {
+      id: 'too_many_replies',
       templateName: 'composer/education',
       body: PrettyText.cook(I18n.t('education.too_many_replies', newuser_max_replies_per_topic: SiteSetting.newuser_max_replies_per_topic))
     }
@@ -67,6 +69,7 @@ class ComposerMessagesFinder
 
     # Return the message
     {
+      id: 'avatar',
       templateName: 'composer/education',
       body: PrettyText.cook(I18n.t('education.avatar', profile_path: "/users/#{@user.username_lower}"))
     }
@@ -104,6 +107,7 @@ class ComposerMessagesFinder
                         topic_id: @details[:topic_id] )
 
     {
+      id: 'sequential_replies',
       templateName: 'composer/education',
       wait_for_typing: true,
       extraClass: 'education-message',
@@ -135,6 +139,7 @@ class ComposerMessagesFinder
                         topic_id: @details[:topic_id])
 
     {
+      id: 'dominating_topic',
       templateName: 'composer/education',
       wait_for_typing: true,
       extraClass: 'education-message',
@@ -150,6 +155,7 @@ class ComposerMessagesFinder
               @topic.last_posted_at > SiteSetting.warn_reviving_old_topic_age.days.ago
 
     {
+      id: 'reviving_old',
       templateName: 'composer/education',
       wait_for_typing: false,
       extraClass: 'education-message',

spec/controllers/composer_messages_controller_spec.rb

@@ -23,10 +23,6 @@ describe ComposerMessagesController do
         finder.expects(:find)
         xhr :get, :index, args
       end
-
     end
-
   end
-
 end
-