From 5137ffa34f9d28f287c5fdfaa5d1b08ba15ecc93 Mon Sep 17 00:00:00 2001
From: Tony Klink <antonyklink@gmail.com>
Date: Mon, 15 Jan 2024 17:58:27 -0600
Subject: [PATCH] First iteration on NIP-11

---
 src/relay/handler.rs | 14 ++++++++++++++
 src/relay/routes.rs  | 14 +++++++++-----
 2 files changed, 23 insertions(+), 5 deletions(-)

diff --git a/src/relay/handler.rs b/src/relay/handler.rs
index 5189103..d264ca8 100644
--- a/src/relay/handler.rs
+++ b/src/relay/handler.rs
@@ -10,3 +10,17 @@ pub async fn ws_handler(
 ) -> Result<impl Reply, Rejection> {
     Ok(ws.on_upgrade(move |socket| ws::client_connection(socket, context, real_client_ip)))
 }
+
+pub async fn relay_config(header: String) -> Result<impl Reply, Rejection> {
+    if header != "application/nostr+json" {
+        Err(warp::reject::not_found())
+    } else {
+        let res = serde_json::json!({
+            "name": "Zhitno.st",
+            "description": "Very *special* nostr relay",
+            "software": "sneedstr",
+            "version": "0.1.0"
+        });
+        Ok(warp::reply::json(&res))
+    }
+}
diff --git a/src/relay/routes.rs b/src/relay/routes.rs
index ad78584..2c6282c 100644
--- a/src/relay/routes.rs
+++ b/src/relay/routes.rs
@@ -12,12 +12,16 @@ pub fn routes(context: Context) -> impl Filter<Extract = impl Reply, Error = Rej
 fn index(context: Context) -> impl Filter<Extract = impl Reply, Error = Rejection> + Clone {
     // let real_client_ip = warp::header::optional::<std::net::SocketAddr>("X-Real-IP");
     let real_client_ip = warp::addr::remote();
+    let accept_application_json_header = warp::header::header("Accept");
 
-    warp::path::end()
-        .and(warp::ws())
-        .and(with_context(context))
-        .and(real_client_ip)
-        .and_then(handler::ws_handler)
+    warp::path::end().and(
+        accept_application_json_header
+            .and_then(handler::relay_config)
+            .or(warp::ws()
+                .and(with_context(context))
+                .and(real_client_ip)
+                .and_then(handler::ws_handler)),
+    )
 }
 
 fn static_files() -> impl Filter<Extract = impl Reply, Error = Rejection> + Clone {