ブログのpublished_at=nilかつwip=falseでもindexとshowが表示されるようにする

app/views/articles/index.html.slim

@@ -25,4 +25,9 @@
                         = article.user.login_name
                     .articles__item-meta
                       .articles__item-published-at
-                        = article.wip? ? '執筆中' : l(article.published_at)
+                        - if article.wip?
+                          = '執筆中'
+                        - elsif article.published_at.nil?
+                          = l(article.created_at)
+                        - else
+                          = l(article.published_at)

app/views/articles/show.html.slim

@@ -17,7 +17,12 @@
                 = @article.user.login_name
             .article__meta
               .article__published-at
-                = @article.wip? ? '執筆中' : l(@article.published_at)
+                - if @article.wip?
+                  = '執筆中'
+                - elsif @article.published_at.nil?
+                  = l(@article.created_at)
+                - else
+                  = l(@article.published_at)
         .article__body
           .js-markdown-view.is-long-text
             = @article.body

lib/tasks/bootcamp.rake

@@ -40,6 +40,13 @@ namespace :bootcamp do
 
       User.all.each(&:create_talk!)
 
+      if ENV['DB_NAME'] == 'bootcamp_staging'
+        Article.where(wip: false).where(published_at: nil).find_each do |article|
+          article.published_at = article.created_at
+          article.save!(validate: false)
+        end
+      end
+
       puts '== END   Cloud Build Task =='
     end
   end

test/fixtures/articles.yml

@@ -17,3 +17,10 @@ article3:
   body: 本文３
   user: komagata
   wip: true
+
+# published_at=nilかつwip=false
+article4:
+  title: タイトル４
+  body: 本文４
+  user: komagata
+  wip: false