FIX get latest commit bug

(cherry picked from commit b7e23a62d0)

app/views/repositories/_last_commit.json.jbuilder

@@ -1,7 +1,9 @@
-json.commit do
-  json.message entry['latest_commit']['message']
-  json.sha entry['latest_commit']['sha']
-  json.created_at render_format_time_with_unix(entry['latest_commit']['created_at'].to_i)
-  json.time_from_now time_from_now(render_format_time_with_unix(entry['latest_commit']['created_at'].to_i))
-  json.created_at_unix entry['latest_commit']['created_at']
+if latest_commit.blank?
+  json.nil!
+else
+  json.message latest_commit['message']
+  json.sha latest_commit['sha']
+  json.created_at render_format_time_with_unix(latest_commit['created_at'].to_i)
+  json.time_from_now time_from_now(render_format_time_with_unix(latest_commit['created_at'].to_i))
+  json.created_at_unix latest_commit['created_at']
 end

app/views/repositories/_simple_entry.json.jbuilder

@@ -15,12 +15,8 @@ if @project.forge?
   json.direct_download direct_download
   json.image_type image_type
   json.is_readme_file is_readme?(entry['type'], entry['name'])
-  if entry['latest_commit']
-    if entry['type'] != 'file'
-      json.partial! 'last_commit', entry: entry
-    else
-      json.commit nil
-    end
+  json.commit do
+    json.partial! 'last_commit', latest_commit: entry['latest_commit']
   end
 end
 
@@ -38,8 +34,11 @@ if @project.educoder?
   json.direct_download false
   json.image_type false
   json.is_readme_file false
-  if entry['latest_commit']
-    # json.partial! 'last_commit', entry: entry
-    json.partial! 'repositories/simple_entry', locals: { entry: entry }
+  json.commit do
+    json.message entry['title']
+    json.time_from_now entry['time']
+    json.sha nil
+    json.created_at_unix nil
+    json.created_at nil
   end
 end

app/views/repositories/entries.json.jbuilder

@@ -54,8 +54,8 @@ if @project.forge?
       json.is_readme_file is_readme?(entry['type'], entry['name'])
       json.content decode64_content(entry, @owner, @repository, @ref, @path)
       json.target entry['target']
-      if entry['latest_commit']
-        json.partial! 'last_commit', entry: entry
+      json.commit do
+        json.partial! 'last_commit', latest_commit: entry['latest_commit']
       end
     end
   end