web: add tag when viewing news posts

web/src/view/mod.rs

@@ -981,9 +981,43 @@ fn news_post(
     set_title(subject);
     let read_thread_id = post.thread_id.clone();
     let unread_thread_id = post.thread_id.clone();
+    fn tag(tag: String, is_mobile: bool) -> Node<Msg> {
+        let hex = compute_color(&tag);
+        let style = style! {St::BackgroundColor=>hex};
+        let classes = C!["tag", IF!(is_mobile => "is-small")];
+        let attrs = attrs! {
+            At::Href => urls::search(&format!("tag:{tag}"), 0)
+        };
+        let tag = tag.clone();
+        div![
+            C!["control"],
+            div![
+                C!["tags", "has-addons"],
+                a![
+                    classes,
+                    attrs,
+                    style,
+                    match tag.as_str() {
+                        "attachment" => span!["📎"],
+                        "replied" => span![i![C!["fa-solid", "fa-reply"]]],
+                        _ => span![&tag],
+                    },
+                    ev(Ev::Click, move |_| Msg::FrontPageRequest {
+                        query: format!("tag:{tag}"),
+                        after: None,
+                        before: None,
+                        first: None,
+                        last: None,
+                    })
+                ]
+            ]
+        ]
+    }
+
     div![
         C!["thread"],
         h3![C!["is-size-5"], subject],
+        tag(format!("News/{}", post.slug), false),
         div![
             C!["level", "is-mobile"],
             div![