Add WebSocket provider and handler for changePlugin

.gitignore

@@ -23,3 +23,4 @@ yarn-debug.log*
 yarn-error.log*
 
 .eslintcache
+src/config.js

src/App.js

@@ -1,12 +1,15 @@
 import React from "react";
 import { Grommet } from "grommet";
 import Core from "./Core";
+import WebSocketProvider from "./WebSocket";
 
 function App() {
 	return (
-		<Grommet plain>
-			<Core />
-		</Grommet>
+		<WebSocketProvider>
+			<Grommet plain>
+				<Core />
+			</Grommet>
+		</WebSocketProvider>
 	);
 }
 

src/Core.js

@@ -7,7 +7,6 @@ import * as plugins from "./plugins";
 function Core() {
 	const coreState = useSelector(selectCore);
 	const dispatch = useDispatch();
-	console.log(plugins.default);
 	const plugin = plugins.default[coreState.plugin];
 	const props = {
 		data: coreState.data,
@@ -27,10 +26,7 @@ function Core() {
 				}
 			</>
 		}
-		{plugin ?
-			React.cloneElement(plugin(), props)
-			:null
-		}
+		{plugin ? plugin(props) :null}
 	</>;
 }
 

src/WebSocket.js

@@ -0,0 +1,42 @@
+import React, { createContext } from "react";
+import PropTypes from "prop-types";
+import io from "socket.io-client";
+import { WS_BASE } from "./config";
+import { useDispatch } from "react-redux";
+import { setData, setPlugin } from "./coreSlice";
+
+const WebSocketContext = createContext(null);
+
+export { WebSocketContext };
+
+function WebSocketProvider({ children }) {
+	let socket;
+
+	const dispatch = useDispatch();
+	if (!socket) {
+		socket = io.connect(WS_BASE);
+
+		socket.on("switchPlugin", (payload) => {
+			dispatch(setPlugin(payload.plugin));
+			dispatch(setData(payload.data));
+			if (payload.time) {
+				setTimeout(() => {
+					dispatch(setData({}));
+					dispatch(setPlugin(false));
+				}, payload.time);
+			}
+		});
+	}
+
+	return (
+		<WebSocketContext.Provider value={socket}>
+			{children}
+		</WebSocketContext.Provider>
+	);
+}
+
+WebSocketProvider.propTypes = {
+	children: PropTypes.node
+};
+
+export default WebSocketProvider;

src/sample.config.js

@@ -0,0 +1,3 @@
+const WS_BASE = "http://localhost:5050/";
+
+export { WS_BASE };