able-baker/client.tsx
2023-06-06 17:22:14 -04:00

64 lines
2.0 KiB
TypeScript

import * as HTTP from "https://deno.land/std@0.177.0/http/server.ts";
import * as Transpile from "./xpile.tsx";
const dir = `file://${Deno.cwd().replaceAll("\\", "/")}`;
const Sockets:Set<WebSocket> = new Set();
const SocketsBroadcast =(inData:string)=>{ console.log(inData); for (const socket of Sockets){ socket.send(inData); } }
const SocketsHandler = (_req:Request)=>
{
if(_req.headers.get("upgrade") == "websocket")
{
try
{
const { response, socket } = Deno.upgradeWebSocket(_req);
socket.onopen = () => Sockets.add(socket);
socket.onclose = () => Sockets.delete(socket);
socket.onmessage = (e) => {};
socket.onerror = (e) => console.log("Socket errored:", e);
return response;
}
catch(e)
{
//
return new Response(e);
}
}
return new Response(`websockets only`);
};
HTTP.serve(SocketsHandler, { port: 4444 });
const watcher =async()=>
{
let blocking = false;
const filesChanged:Map<string, string> = new Map();
for await (const event of Deno.watchFs(Deno.cwd()))
{
event.paths.forEach( path => filesChanged.set(path, event.kind) );
if(!blocking)
{
blocking = true;
setTimeout(async()=>
{
for await (const [path, action] of filesChanged)
{
const key = path.substring(Deno.cwd().length).replaceAll("\\", "/");
if(action != "remove")
{
await Transpile.Fetch(dir+key, key, true);
SocketsBroadcast(key);
}
else
{
Transpile.Cache.delete(key);
}
}
filesChanged.clear();
blocking = false;
}
, 1000);
}
}
}
watcher().then(()=>console.log("done watching"));