docs(websitedoc): added new website

packages/docs/src/components/breadcrumbs/breadcrumbs.tsx

@@ -0,0 +1,74 @@
+import { component$, useStyles$ } from '@builder.io/qwik';
+import { useContent, useLocation, ContentMenu } from '@builder.io/qwik-city';
+import styles from './breadcrumbs.css?inline';
+
+export const Breadcrumbs = component$(() => {
+  useStyles$(styles);
+
+  const { menu } = useContent();
+  const loc = useLocation();
+
+  const breadcrumbs = createBreadcrumbs(menu, loc.pathname);
+  if (breadcrumbs.length === 0) {
+    return null;
+  }
+
+  return (
+    <nav class="breadcrumbs">
+      {breadcrumbs.map((b) => (
+        <span>{b.href ? <a href={b.href}>{b.text}</a> : b.text}</span>
+      ))}
+    </nav>
+  );
+});
+
+export function createBreadcrumbs(menu: ContentMenu | undefined, pathname: string) {
+  if (menu?.items) {
+    for (const indexA of menu.items) {
+      const breadcrumbA: ContentBreadcrumb = {
+        text: indexA.text,
+      };
+      if (typeof indexA.href === 'string') {
+        breadcrumbA.href = indexA.href;
+      }
+      if (indexA.href === pathname) {
+        return [breadcrumbA];
+      }
+
+      if (indexA.items) {
+        for (const indexB of indexA.items) {
+          const breadcrumbB: ContentBreadcrumb = {
+            text: indexB.text,
+          };
+          if (typeof indexB.href === 'string') {
+            breadcrumbB.href = indexB.href;
+          }
+          if (indexB.href === pathname) {
+            return [breadcrumbA, breadcrumbB];
+          }
+
+          if (indexB.items) {
+            for (const indexC of indexB.items) {
+              const breadcrumbC: ContentBreadcrumb = {
+                text: indexC.text,
+              };
+              if (typeof indexC.href === 'string') {
+                breadcrumbC.href = indexC.href;
+              }
+              if (indexC.href === pathname) {
+                return [breadcrumbA, breadcrumbB, breadcrumbC];
+              }
+            }
+          }
+        }
+      }
+    }
+  }
+
+  return [];
+}
+
+interface ContentBreadcrumb {
+  text: string;
+  href?: string;
+}