Add evcc widget (#1473)

* added all evcc related files

* changed units

* bugfix changed first value to pvPower insted of homePower

* deleted proxy.js

* delted battary label and german translation

* Code style changes to evcc widget

---------

Co-authored-by: shamoon <4887959+shamoon@users.noreply.github.com>

public/locales/en/common.json

@@ -91,6 +91,14 @@
         "series": "Series",
         "episodes": "Episodes",
         "songs": "Songs"
+    },
+	"evcc": {
+        "pv_power": "Production",
+        "battery_soc": "Battery",
+        "grid_power": "Grid",
+        "home_power": "Consumption",
+        "charge_power": "Charger",
+        "watt_hour": "Wh"
     },
     "flood": {
         "download": "Download",

src/widgets/components.js

@@ -17,6 +17,7 @@ const components = {
   docker: dynamic(() => import("./docker/component")),
   kubernetes: dynamic(() => import("./kubernetes/component")),
   emby: dynamic(() => import("./emby/component")),
+  evcc: dynamic(() => import("./evcc/component")),
   fileflows: dynamic(() => import("./fileflows/component")),
   flood: dynamic(() => import("./flood/component")),
   freshrss: dynamic(() => import("./freshrss/component")),

src/widgets/evcc/component.jsx

@@ -0,0 +1,36 @@
+import { useTranslation } from "next-i18next";
+
+import Container from "components/services/widget/container";
+import Block from "components/services/widget/block";
+import useWidgetAPI from "utils/proxy/use-widget-api";
+
+export default function Component({ service }) {
+  const { t } = useTranslation();
+
+  const { widget } = service;
+  const { data: stateData, error: stateError } = useWidgetAPI(widget, "state");
+
+  if (stateError) {
+    return <Container service={service} error={stateError} />;
+  }
+
+  if (!stateData) {
+    return (
+      <Container service={service}>,
+        <Block label="evcc.pv_power" />
+        <Block label="evcc.grid_power" />
+        <Block label="evcc.home_power" />
+        <Block label="evcc.charge_power"/>
+      </Container>
+    );
+  }
+
+  return (
+    <Container service={service}>
+      <Block label="evcc.pv_power" value={`${t("common.number", { value: stateData.result.pvPower })} ${t("evcc.watt_hour")}`} />
+      <Block label="evcc.grid_power" value={`${t("common.number", { value: stateData.result.gridPower })} ${t("evcc.watt_hour")}`} />
+      <Block label="evcc.home_power" value={`${t("common.number", { value: stateData.result.homePower })} ${t("evcc.watt_hour")}`} />
+      <Block label="evcc.charge_power" value={`${t("common.number", { value: stateData.result.loadpoints[0].chargePower })} ${t("evcc.watt_hour")}`} />
+    </Container>
+  );
+}

src/widgets/evcc/widget.js

@@ -0,0 +1,14 @@
+import genericProxyHandler from "utils/proxy/handlers/generic";
+
+const widget = {
+  api: "{url}/api/{endpoint}",
+  proxyHandler: genericProxyHandler,
+
+  mappings: {
+    state: {
+      endpoint: "state",
+    }
+  },
+};
+
+export default widget;

src/widgets/widgets.js

@@ -12,6 +12,7 @@ import deluge from "./deluge/widget";
 import diskstation from "./diskstation/widget";
 import downloadstation from "./downloadstation/widget";
 import emby from "./emby/widget";
+import evcc from "./evcc/widget";
 import fileflows from "./fileflows/widget";
 import flood from "./flood/widget";
 import freshrss from "./freshrss/widget";
@@ -97,6 +98,7 @@ const widgets = {
   diskstation,
   downloadstation,
   emby,
+  evcc, 
   fileflows,
   flood,
   freshrss,