45 lines
988 B
TypeScript
45 lines
988 B
TypeScript
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import {
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WebSocketServer
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} from "https://deno.land/x/websocket@v0.1.3/mod.ts";
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const port = 8989;
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const timeout = 15000;
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const server = new WebSocketServer(port);
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console.log("listening on port: " + port);
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function ackPkg() {
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return JSON.stringify({
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type: "ack",
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date: Date.now(),
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});
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}
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server.on("connection", function connection(socket) {
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function close() {
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socket.send("closing connection due to inactivity");
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socket.close();
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}
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socket.on("message", function (message: string) {
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console.log("message: " + message);
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socket.send(
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JSON.stringify({
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date: Date.now(),
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author: "ECHO Service",
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content: message,
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})
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);
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clearTimeout(closeTimeout);
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closeTimeout = setTimeout(close, timeout);
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});
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socket.on("close", function close() {
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console.log("closed a connection");
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});
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console.log("new client connected!");
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socket.send("connected");
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let closeTimeout = setTimeout(close, timeout);
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});
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