Display live and cached consumption on dashboard

central_frontend/src/api/EnergyApi.ts

@@ -0,0 +1,26 @@
+import { Api } from "@mui/icons-material";
+import { APIClient } from "./ApiClient";
+
+export class EnergyApi {
+  /**
+   * Get current house consumption
+   */
+  static async CurrConsumption(): Promise<number> {
+    const data = await APIClient.exec({
+      method: "GET",
+      uri: "/energy/curr_consumption",
+    });
+    return data.data.consumption;
+  }
+
+  /**
+   * Get current cached consumption
+   */
+  static async CachedConsumption(): Promise<number> {
+    const data = await APIClient.exec({
+      method: "GET",
+      uri: "/energy/cached_consumption",
+    });
+    return data.data.consumption;
+  }
+}