From bd31dc85f8e9cb01c1e1a4e49fd4735d24a6da04 Mon Sep 17 00:00:00 2001
From: rtkay123 <dev@kanjala.com>
Date: Sun, 10 Aug 2025 12:55:43 +0200
Subject: chore: collapse stack-up

---
 lib/warden-stack/src/nats.rs | 61 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 lib/warden-stack/src/nats.rs

(limited to 'lib/warden-stack/src/nats.rs')

diff --git a/lib/warden-stack/src/nats.rs b/lib/warden-stack/src/nats.rs
new file mode 100644
index 0000000..952490c
--- /dev/null
+++ b/lib/warden-stack/src/nats.rs
@@ -0,0 +1,61 @@
+use std::sync::Arc;
+
+use serde::Deserialize;
+
+#[derive(Deserialize, Clone, Debug)]
+/// Nats configuration
+pub struct NatsConfig {
+    /// Hosts dsn
+    #[serde(default = "nats")]
+    pub hosts: Arc<[String]>,
+}
+
+pub(crate) fn nats() -> Arc<[String]> {
+    let hosts = vec!["nats://localhost:4222".to_string()];
+    hosts.into()
+}
+
+impl NatsConfig {
+    fn hosts(&self) -> Vec<String> {
+        self.hosts.iter().map(ToString::to_string).collect()
+    }
+}
+
+use crate::{
+    ServiceError, ServicesBuilder,
+    services_builder::{IsUnset, State},
+};
+
+#[cfg(feature = "nats-jetstream")]
+impl<S: State> ServicesBuilder<S> {
+    /// create a Jetstream Context using the provided [NatsConfig]
+    pub async fn nats_jetstream(
+        self,
+        config: &NatsConfig,
+    ) -> Result<ServicesBuilder<crate::services_builder::SetJetstream<S>>, ServiceError>
+    where
+        S::Jetstream: IsUnset,
+    {
+        let hosts = config.hosts();
+        let client = async_nats::connect(hosts).await?;
+
+        Ok(self.jetstream_internal(async_nats::jetstream::new(client)))
+    }
+}
+
+#[cfg(feature = "nats-core")]
+impl<S: State> ServicesBuilder<S> {
+    /// create a NATS connection using the provided [NatsConfig]
+    pub async fn nats(
+        self,
+        config: &NatsConfig,
+    ) -> Result<ServicesBuilder<crate::services_builder::SetNats<S>>, ServiceError>
+    where
+        S::Nats: IsUnset,
+    {
+        let hosts = config.hosts();
+        let client = async_nats::connect(hosts).await?;
+
+        Ok(self.nats_internal(client))
+    }
+}
-- 
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