tgrid

import { Driver, WebSocketConnector } from "tgrid"; interface ICalculator { plus(a: number, b: number): number; minus(a: number, b: number): number; multiply(a: number, b: number): number; divide(a: number, b: number): number; } export const webSocketClientMain = async () => { // CONNECT TO WEBSOCKET SERVER // Assume a TGrid server is running at ws://127.0.0.1:37000/composite const connector: WebSocketConnector<null, null, ICalculator> = new WebSocketConnector( null, // header: data sent during connection, null for this example null // provider: local functions/objects to expose to the remote server, null here ); try { await connector.connect("ws://127.0.0.1:37000/composite"); console.log("Connected to WebSocket server."); // CALL REMOTE FUNCTIONS const remote: Driver<ICalculator> = connector.getDriver(); console.log( "10 + 20 =", await remote.plus(10, 20), // Expected: 30 "7 - 3 =", await remote.minus(7, 3), // Expected: 4 "3 * 4 =", await remote.multiply(3, 4), // Expected: 12 "5 / 2 =", await remote.divide(5, 2) // Expected: 2.5 ); } catch (error) { console.error("WebSocket connection or RPC failed:", error.message); } finally { await connector.close(); console.log("Connection closed."); } }; // To run this, you would typically have a server-side TGrid setup like: // import { WebSocketAcceptor } from "tgrid"; // class CalculatorProvider implements ICalculator { // plus(a: number, b: number): number { return a + b; } // minus(a: number, b: number): number { return a - b; } // multiply(a: number, b: number): number { return a * b; } // divide(a: number, b: number): number { return a / b; } // } // const acceptor = new WebSocketAcceptor(); // acceptor.on("/composite", async (connector) => { // await connector.accept(new CalculatorProvider()); // }); // acceptor.open(37000); // console.log("WebSocket server listening on port 37000"); webSocketClientMain();