1 files changed, 32 insertions, 0 deletions
diff --git a/assets/js/includes.js b/assets/js/includes.js
new file mode 100644
index 0000000..4af99f4
--- /dev/null
+++ b/assets/js/includes.js
@@ -0,0 +1,32 @@
+(async function () {
+  async function loadInto(selector, url) {
+    const mount = document.querySelector(selector);
+    if (!mount) return;
+
+    try {
+      const res = await fetch(url);
+      if (!res.ok) throw new Error("HTTP " + res.status);
+      const html = await res.text();
+      mount.innerHTML = html;
+    } catch (e) {
+      // Fail open: if includes fail, keep page usable.
+      // Intentionally no console noise.
+    }
+  }
+
+  // Pages opt-in by including: <div data-include="header"></div>
+  // and/or <div data-include="footer"></div>
+  await Promise.all([
+    loadInto('[data-include="header"]', "/partials/header.html"),
+    loadInto('[data-include="footer"]', "/partials/footer.html"),
+  ]);
+
+  // If a page uses includes, it likely removed the built-in header/footer.
+  // Re-run site.js behaviors after injection.
+  if (document.querySelector('[data-include="header"], [data-include="footer"]')) {
+    const s = document.createElement("script");
+    s.src = "/assets/js/site.js";
+    s.defer = true;
+    document.head.appendChild(s);
+  }
+})();