appeals: only show current appeal on appealed posts.

* Only show the current pending appeal in the "This post was appealed"
  notice. Don't show old appeals.

* Don't show both the "This post was deleted" and the "This post was
  appealed" notice on appealed posts. Only show the "This post was
  appealed" notice.

* Show "no reason" if no appeal reason was given.

app/javascript/src/styles/base/040_colors.css

@@ -107,7 +107,6 @@
   --post-flagged-notice-background: var(--error-background-color);
   --post-banned-notice-background: var(--error-background-color);
   --post-deleted-notice-background: var(--error-background-color);
-  --post-appealed-notice-background: #D8F2FC;
   --post-resized-notice-background: #EED8FC;
   --post-search-notice-background: #EEE;
 
@@ -386,7 +385,6 @@ body[data-current-user-theme="dark"] {
   --post-flagged-notice-background: var(--red-0);
   --post-deleted-notice-background: var(--red-0);
   --post-banned-notice-background: var(--red-0);
-  --post-appealed-notice-background: var(--blue-0);
 
   --post-tooltip-background-color: var(--grey-3);
   --post-tooltip-border-color: var(--grey-4);

app/javascript/src/styles/specific/posts.scss

@@ -269,7 +269,6 @@ div#c-posts {
     &.post-notice-flagged { background: var(--post-flagged-notice-background); }
     &.post-notice-banned { background: var(--post-banned-notice-background); }
     &.post-notice-deleted { background: var(--post-deleted-notice-background); }
-    &.post-notice-appealed { background: var(--post-appealed-notice-background); }
     &.post-notice-resized { background: var(--post-resized-notice-background); }
     &.post-notice-search { background: var(--post-search-notice-background); }
   }

app/views/modqueue/_post.html.erb

@@ -68,10 +68,10 @@
         </span>
       <% end %>
 
-      <% if (post.is_flagged? || post.is_deleted?) && post.appeals.any? %>
+      <% if post.is_appealed? %>
         <span class="info">
           <strong>Appeals</strong>
-          <%= render "post_appeals/reasons", appeals: post.appeals %>
+          <%= render "post_appeals/reasons", appeal: post.appeals.select(&:pending?).last %>
         </span>
       <% end %>
     </div>

app/views/post_appeals/_reasons.html.erb

@@ -1,9 +1,11 @@
-<ul class="post-appeal-reasons list-bulleted">
-  <% appeals.each do |appeal| %>
-    <li class="post-appeal-reason">
+<ul class="post-appeal-reason list-bulleted">
+  <li>
+    <% if appeal.reason.present? %>
       <span class="prose"><%= format_text(appeal.reason, inline: true) %></span>
-      - <%= link_to_user(appeal.creator) %>
-      - <%= time_ago_in_words_tagged(appeal.created_at) %>
-    </li>
-  <% end %>
+    <% else %>
+      <span class="prose"><em>no reason</em></span>
+    <% end %>
+
+    (<%= link_to_user(appeal.creator) %>, <%= time_ago_in_words_tagged(appeal.created_at) %>)
+  </li>
 </ul>

app/views/posts/partials/show/_notices.html.erb

@@ -12,7 +12,7 @@
   </div>
 <% end %>
 
-<% if post.is_deleted? %>
+<% if post.is_deleted? && !post.is_appealed? %>
   <div class="notice notice-small post-notice post-notice-deleted">
     <% if post.flags.any? %>
       <p>This post was deleted for the following reasons: </p>
@@ -38,6 +38,7 @@
       This post was flagged and is pending approval (<%= link_to_wiki "learn more", "about:mod_queue" %>)
     <% elsif post.is_appealed? %>
       This post was appealed and is pending approval (<%= link_to_wiki "learn more", "about:mod_queue" %>)
+      <%= render "post_appeals/reasons", appeal: post.appeals.select(&:pending?).last %>
     <% end %>
 
     <%= render "post_disapprovals/counts", :disapprovals => post.disapprovals, :post => post %>
@@ -49,14 +50,6 @@
   </div>
 <% end %>
 
-<% #XXX %>
-<% if post.is_deleted? && post.appeals.any? %>
-  <div class="notice notice-small post-notice post-notice-appealed">
-    <p>This post was appealed:</p>
-    <%= render "post_appeals/reasons", appeals: post.appeals %>
-  </div>
-<% end %>
-
 <% if post.parent.present? %>
   <div class="notice notice-small post-notice post-notice-child">
     <%= render "posts/partials/show/parent_notice", parent: post.parent, children: @sibling_posts.to_a %>