Merge branch '40063-markdown-editor-improvements' into 'master'

Hide toolbar in markdown preview mode

Closes #40063

See merge request gitlab-org/gitlab-ce!15994

app/assets/javascripts/preview_markdown.js

@@ -117,12 +117,10 @@
   }());
 
   markdownPreview = new window.MarkdownPreview();
-
   previewButtonSelector = '.js-md-preview-button';
-
   writeButtonSelector = '.js-md-write-button';
-
   lastTextareaPreviewed = null;
+  const markdownToolbar = $('.md-header-toolbar');
 
   $.fn.setupMarkdownPreview = function () {
     var $form = $(this);
@@ -146,6 +144,7 @@
     // toggle content
     $form.find('.md-write-holder').hide();
     $form.find('.md-preview-holder').show();
+    markdownToolbar.removeClass('active');
     markdownPreview.showPreview($form);
   });
 
@@ -167,6 +166,7 @@
     $form.find('.md-write-holder').show();
     $form.find('textarea.markdown-area').focus();
     $form.find('.md-preview-holder').hide();
+    markdownToolbar.addClass('active');
 
     markdownPreview.hideReferencedCommands($form);
   });

app/assets/javascripts/vue_shared/components/markdown/header.vue

@@ -72,7 +72,9 @@
           Preview
         </a>
       </li>
-      <li class="md-header-toolbar">
+      <li
+        class="md-header-toolbar"
+        :class="{ active: !previewMarkdown }">
         <toolbar-button
           tag="**"
           button-title="Add bold text"

app/assets/stylesheets/framework/markdown_area.scss

@@ -74,7 +74,7 @@
 }
 
 .md-header-tab {
-  @media(max-width: $screen-xs-max) {
+  @media (max-width: $screen-xs-max) {
     flex: 1;
     width: 100%;
     border-bottom: 1px solid $border-color;
@@ -82,16 +82,23 @@
   }
 }
 
-.md-header-toolbar {
-  margin-left: auto;
+.nav-links {
+  li.md-header-toolbar {
+    margin-left: auto;
+    display: none;
 
-  @media(max-width: $screen-xs-max) {
-    flex: none;
-    display: flex;
-    justify-content: center;
-    width: 100%;
-    padding-top: $gl-padding-top;
-    padding-bottom: $gl-padding-top;
+    &.active {
+      display: block;
+
+      @media (max-width: $screen-xs-max) {
+        flex: none;
+        display: flex;
+        justify-content: center;
+        width: 100%;
+        padding-top: $gl-padding-top;
+        padding-bottom: $gl-padding-top;
+      }
+    }
   }
 }
 
@@ -175,7 +182,7 @@
   margin-left: $gl-padding;
   margin-right: -5px;
 
-  @media(max-width: $screen-xs-max) {
+  @media (max-width: $screen-xs-max) {
     margin-left: 0;
     margin-right: 0;
   }
@@ -239,7 +246,7 @@
   }
 }
 
-@media(max-width: $screen-xs-max) {
+@media (max-width: $screen-xs-max) {
   .atwho-view-ul {
     width: 350px;
   }

app/views/projects/_md_preview.html.haml

@@ -17,7 +17,7 @@
         %a.js-md-preview-button{ href: "#md-preview-holder", tabindex: -1 }
           Preview
 
-      %li.md-header-toolbar
+      %li.md-header-toolbar.active
         = markdown_toolbar_button({ icon: "bold", data: { "md-tag" => "**" }, title: "Add bold text" })
         = markdown_toolbar_button({ icon: "italic", data: { "md-tag" => "*" }, title: "Add italic text" })
         = markdown_toolbar_button({ icon: "quote", data: { "md-tag" => "> ", "md-prepend" => true }, title: "Insert a quote" })

changelogs/unreleased/40063-markdown-editor-improvements.yml

+---
+title: Hide markdown toolbar in preview mode
+merge_request:
+author:
+type: changed

spec/features/merge_requests/user_posts_notes_spec.rb

@@ -66,6 +66,21 @@ describe 'Merge requests > User posts notes', :js do
     end
   end
 
+  describe 'when previewing a note' do
+    it 'shows the toolbar buttons when editing a note' do
+      page.within('.js-main-target-form') do
+        expect(page).to have_css('.md-header-toolbar.active')
+      end
+    end
+
+    it 'hides the toolbar buttons when previewing a note' do
+      find('.js-md-preview-button').click
+      page.within('.js-main-target-form') do
+        expect(page).not_to have_css('.md-header-toolbar.active')
+      end
+    end
+  end
+
   describe 'when editing a note' do
     it 'there should be a hidden edit form' do
       is_expected.to have_css('.note-edit-form:not(.mr-note-edit-form)', visible: false, count: 1)