feat: UiProse prose component with link highjacking

wp-content/themes/moonshine/app/composables/useProseLinks.ts

@@ -0,0 +1,65 @@
+export function useProseLinks(refContent: Ref<HTMLElement | null>) {
+  const router = useRouter();
+  const { url } = useSiteConfig();
+  const siteUrl = new URL(url);
+
+  // Determine if the href is internal
+  const isInternal = (href: string) => {
+    if (!href) return false;
+    if (href.startsWith("/")) return true;
+    if (href.startsWith("#")) return false;
+    try {
+      const hrefUrl = new URL(href);
+      return hrefUrl.hostname === siteUrl.hostname;
+    }
+    catch {
+      return false;
+    }
+  };
+
+  // Convert href to relative path
+  const convertToRelative = (href: string) => {
+    if (href.startsWith("/")) return href;
+    try {
+      const hrefUrl = new URL(href);
+      if (hrefUrl.hostname === siteUrl.hostname) {
+        return hrefUrl.pathname + hrefUrl.search + hrefUrl.hash;
+      }
+    }
+    catch {
+      // Invalid URL
+    }
+    return href;
+  };
+
+  // Highjack click events to use router for internal links
+  const handleClick = (e: MouseEvent) => {
+    const target = e.target as HTMLElement;
+    const link = target.closest("a");
+    if (!link) return;
+    const href = link.getAttribute("href");
+    if (!href) return;
+    if (e.metaKey || e.ctrlKey || e.shiftKey || e.altKey || link.target === "_blank" || link.hasAttribute("download")) {
+      return;
+    }
+    if (isInternal(href)) {
+      e.preventDefault();
+      const path = convertToRelative(href);
+      router.push(path);
+    }
+  };
+
+  // Attach and detach event listeners
+  onMounted(() => {
+    const element = unref(refContent);
+    if (element) {
+      element.addEventListener("click", handleClick);
+    }
+  });
+  onBeforeUnmount(() => {
+    const element = unref(refContent);
+    if (element) {
+      element.removeEventListener("click", handleClick);
+    }
+  });
+}