AO3-6636 Add speculation rules next-chapter prefetch (#4661) (#4665)

* AO3-6636 Add speculation rules next-chapter prefetch * Add lint config * Indent * Put behind a rollout Co-authored-by: Domenic Denicola <d@domenic.me>
otwcode · Nov 20, 2023 · 942f4a3 · 942f4a3
1 parent 690e9c0
commit 942f4a3
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diff --git a/.erb-lint.yml b/.erb-lint.yml
@@ -1,6 +1,10 @@
 ---
 EnableDefaultLinters: true
 linters:
+  AllowedScriptType:
+    allowed_types:
+      - "text/javascript"
+      - "speculationrules"
   DeprecatedClasses:
     enabled: true
     rule_set:

diff --git a/app/views/chapters/_chapter.html.erb b/app/views/chapters/_chapter.html.erb
@@ -79,6 +79,20 @@
     </div>
   <% end %>
 
+  <% if @next_chapter && $rollout.active?(:prefetch_next_chapter) %>
+    <script type="speculationrules">
+      {
+        "prefetch": [
+          {
+            "source": "list",
+            "eagerness": "eager",
+            "urls": ["<%= work_chapter_path(@work, @next_chapter, anchor: "workskin") %>"]
+          }
+        ]
+      }
+    </script>
+  <% end %>
+
 </div>
 
 <% end %><!-- end of cache -->