Can set relay forced state from UI

central_frontend/src/api/RelayApi.ts

@@ -1,10 +1,19 @@
 import { APIClient } from "./ApiClient";
 import { Device, DeviceRelay } from "./DeviceApi";
 
+export type RelayForcedState =
+  | { type: "None" }
+  | { type: "Off" | "On"; until: number };
+
+export type SetRelayForcedState =
+  | { type: "None" }
+  | { type: "Off" | "On"; for_secs: number };
+
 export interface RelayStatus {
   id: string;
   on: boolean;
   for: number;
+  forced_state: RelayForcedState;
 }
 
 export type RelaysStatus = Map<string, RelayStatus>;
@@ -48,6 +57,20 @@ export class RelayApi {
     });
   }
 
+  /**
+   * Set relay forced state
+   */
+  static async SetForcedState(
+    relay: DeviceRelay,
+    forced: SetRelayForcedState
+  ): Promise<void> {
+    await APIClient.exec({
+      method: "PUT",
+      uri: `/relay/${relay.id}/forced_state`,
+      jsonData: forced,
+    });
+  }
+
   /**
    * Delete a relay configuration
    */