created version diff

web/app/views/file_versions/show.html.erb

@@ -0,0 +1,32 @@
+<% content_for :javascript_includes do %>
+<%= javascript_include_tag "jsdifflib.js" %>
+<%= javascript_include_tag "show_file_version.js" %>
+<% end %>
+
+<h1>Diff: v<%=@record.configuration_file.last_version.number %> vs v<%=@record.number %></h1>
+
+<div class="row hidden">
+  <div class="textInput">
+    <h2>Base Text</h2>
+    <textarea id="baseText"><%= @record.configuration_file.last_version.content %></textarea>
+  </div>
+  <div class="textInput spacer">
+    <h2>New Text</h2>
+    <textarea id="newText">
+      <%= @record.content %>
+    </textarea>
+  </div>
+</div>
+
+<div class="row">
+  <div id="diffoutput" class="col-md-6"></div>
+</div>
+<br />
+
+<div class="row">
+  <div class="col-md-2">
+    <%= button_to(restore_file_version_path(@record), method: :post, class: "btn btn-danger", id: "restore_button") do %>
+    Restore v<%= @record.number %> as latest
+    <% end %>
+  </div>
+</div>