Add relay pulse functionality

emgauwa-core/src/handlers/v1/relays.rs

@@ -1,9 +1,11 @@
 use actix::Addr;
-use actix_web::{get, put, web, HttpResponse};
+use actix_web::{get, post, put, web, HttpResponse};
 use emgauwa_lib::db::{DbController, DbJunctionRelaySchedule, DbRelay, DbTag};
 use emgauwa_lib::errors::{DatabaseError, EmgauwaError};
 use emgauwa_lib::models::{convert_db_list, FromDbModel, Relay};
-use emgauwa_lib::types::{ControllerUid, ControllerWsAction, RequestRelayUpdate};
+use emgauwa_lib::types::{
+	ControllerUid, ControllerWsAction, RequestRelayPulse, RequestRelayUpdate,
+};
 use emgauwa_lib::utils;
 use sqlx::{Pool, Sqlite};
 
@@ -149,3 +151,35 @@ pub async fn update_for_controller(
 
 	Ok(HttpResponse::Ok().json(return_relay))
 }
+
+#[post("/controllers/{controller_id}/relays/{relay_num}/pulse")]
+pub async fn pulse(
+	pool: web::Data<Pool<Sqlite>>,
+	app_state: web::Data<Addr<AppState>>,
+	path: web::Path<(String, i64)>,
+	data: web::Json<RequestRelayPulse>,
+) -> Result<HttpResponse, EmgauwaError> {
+	let mut pool_conn = pool.acquire().await?;
+
+	let (controller_uid, relay_num) = path.into_inner();
+	let uid = ControllerUid::try_from(controller_uid.as_str())?;
+
+	let controller = DbController::get_by_uid(&mut pool_conn, &uid)
+		.await?
+		.ok_or(DatabaseError::NotFound)?;
+
+	let relay = DbRelay::get_by_controller_and_num(&mut pool_conn, &controller, relay_num)
+		.await?
+		.ok_or(DatabaseError::NotFound)?;
+
+	let duration = data.duration.filter(|&d| d > 0);
+
+	app_state
+		.send(app_state::Action {
+			controller_uid: uid,
+			action: ControllerWsAction::RelayPulse((relay.number, duration)),
+		})
+		.await??;
+
+	Ok(HttpResponse::Ok().finish()) // TODO add a message?
+}