feat: init

service/im/mod.rs

@@ -0,0 +1,58 @@
+use std::sync::Arc;
+
+use serde::Serialize;
+use uuid::Uuid;
+
+use crate::service::ServiceContext;
+use delivery_trace::{trace_error, trace_request};
+use events::ImEvent;
+
+pub mod articles;
+pub mod categories;
+pub mod channels;
+pub mod delivery_trace;
+pub mod drafts;
+pub mod events;
+pub mod follows;
+pub mod members;
+pub mod messages;
+pub mod polls;
+pub mod presence;
+pub mod reactions;
+pub mod session;
+pub mod threads;
+pub mod util;
+
+pub use messages::{EditMessageParams, SendMessageParams};
+pub use presence::UpdatePresenceParams;
+pub use session::ImSession;
+
+#[derive(Clone)]
+pub struct ImService {
+    pub ctx: Arc<ServiceContext>,
+}
+
+impl ImService {
+    fn emit_event(&self, event: ImEvent) {
+        let _ = self.ctx.im_events.publish(event);
+    }
+
+    async fn publish<T: Serialize>(&self, subject: &str, request_id: Uuid, event: &T) {
+        match self
+            .ctx
+            .nats
+            .publish_with_headers(
+                subject,
+                &serde_json::to_vec(event).unwrap_or_default(),
+                vec![("X-Request-Id".into(), request_id.to_string())],
+            )
+            .await
+        {
+            Ok(_) => trace_request("nats_published", request_id, subject),
+            Err(e) => {
+                trace_error("nats_failed", request_id, subject, &e);
+                tracing::warn!(subject, error = %e, "nats publish failed");
+            }
+        }
+    }
+}