REFACTOR: removes places where we never show glyph and DRY code (#8744)

app/assets/javascripts/discourse/components/private-message-glyph.js.es6

@@ -2,6 +2,7 @@ import Component from "@ember/component";
 
 export default Component.extend({
   tagName: null,
-  link: null,
-  label: null
+  href: null,
+  title: null,
+  ariaLabel: null
 });

app/assets/javascripts/discourse/components/suggested-topics.js.es6

@@ -17,10 +17,6 @@ export default Component.extend({
     }
   }),
 
-  suggestedTitleLink: computed("topic", function() {
-    return this.currentUser && this.currentUser.pmPath(this.topic);
-  }),
-
   @discourseComputed("topic", "topicTrackingState.messageCount")
   browseMoreMessage(topic) {
     // TODO decide what to show for pms

app/assets/javascripts/discourse/templates/components/private-message-glyph.hbs

@@ -1,16 +1,11 @@
-{{#if link}}
-  <a href={{link}} aria-label={{i18n "user.messages.inbox"}} class="private-message-glyph-wrapper">
-    {{d-icon "envelope" class="private-message-glyph"}}
-  </a>
-  {{#if label}}
-    <span>{{i18n label}}</span>
-  {{/if}}
-{{else}}
-  {{#if label}}
-    <span>{{i18n label}}</span>
-  {{else}}
+{{#if href}}
+  <a href={{href}} title={{i18n title}} aria-label={{i18n ariaLabel}}>
     <span class="private-message-glyph-wrapper">
       {{d-icon "envelope" class="private-message-glyph"}}
     </span>
-  {{/if}}
+  </a>
+{{else}}
+  <span class="private-message-glyph-wrapper">
+    {{d-icon "envelope" class="private-message-glyph"}}
+  </span>
 {{/if}}

app/assets/javascripts/discourse/templates/components/related-messages.hbs

@@ -1,8 +1,5 @@
 <h3 class="suggested-topics-title">
-  {{private-message-glyph
-    link=relatedTitleLink
-    label="related_messages.title"
-  }}
+  {{i18n "related_messages.title"}}
 </h3>
 
 <div class="topics">

app/assets/javascripts/discourse/templates/components/suggested-topics.hbs

@@ -1,8 +1,5 @@
 <h3 class="suggested-topics-title">
-  {{private-message-glyph
-    link=suggestedTitleLink
-    label=suggestedTitleLabel
-  }}
+  {{i18n suggestedTitleLabel}}
 </h3>
 
 <div class="topics">

app/assets/javascripts/discourse/templates/topic.hbs

@@ -18,6 +18,7 @@
         {{#if editingTopic}}
           <div class="edit-topic-title">
             {{private-message-glyph isVisible=model.isPrivateMessage}}
+
             {{text-field id="edit-title" value=buffered.title maxlength=siteSettings.max_topic_title_length autofocus="true"}}
 
             {{#if showCategoryChooser}}
@@ -54,15 +55,14 @@
           <h1 data-topic-id="{{unbound model.id}}">
             {{#unless model.is_warning}}
               {{#if siteSettings.enable_personal_messages}}
-                {{#if model.isPrivateMessage}}
-                  <a href={{pmPath}} title="{{i18n 'topic_statuses.personal_message.title'}}" aria-label={{i18n 'user.messages.inbox'}}>
-                    <span class="private-message-glyph">{{d-icon "envelope"}}</span>
-                  </a>
-                {{/if}}
+                {{private-message-glyph
+                  isVisible=model.isPrivateMessage
+                  href=pmPath
+                  title="topic_statuses.personal_message.title"
+                  ariaLabel="user.messages.inbox"
+                }}
               {{else}}
-                {{#if model.isPrivateMessage}}
-                  <span class="private-message-glyph">{{d-icon "envelope"}}</span>
-                {{/if}}
+                {{private-message-glyph isVisible=model.isPrivateMessage}}
               {{/if}}
             {{/unless}}
 

app/assets/stylesheets/common/base/topic.scss

@@ -216,9 +216,6 @@ a.badge-category {
 .suggested-topics .suggested-topics-title {
   display: flex;
   align-items: center;
-  .private-message-glyph {
-    display: none;
-  }
 }
 
 .post-links-container {