Implement breadcrumbs

1 files changed, 21 insertions, 3 deletions

diff --git a/site/common.typ b/site/common.typ
index 5acb91a..5f41596 100644
--- a/site/common.typ
+++ b/site/common.typ
@@ -32,6 +32,26 @@
     html.elem("img", attrs: (src: src, alt: ""))
 }
 
+#let breadcrumbs() = {
+    let path = sys.inputs.at("path")
+    let parts = path.split("/")
+
+    link(webroot)[redman.xyz]
+
+    for (i, part) in parts.enumerate() {
+        let is_last = i == parts.len() - 1
+        let url = parts.slice(0, i + 1).join("/") + "/index.html"
+
+        if is_last {
+            " / "
+            part
+        } else {
+            " / "
+            link(webroot + url, part)
+        }
+    }
+}
+
 #let post(body, title: none, author: "Paweł Redman", date: none) = {
     assert(date != none, message: "missing date")
 
@@ -74,9 +94,7 @@
         })
 
         html.header({
-            html.nav[
-                (nav element)  // TODO when there's an index page
-            ]
+            html.nav(breadcrumbs())
         })
 
         html.main({