able-baker/local.tsx

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2023-06-06 22:24:43 -04:00
import * as HTTP from "https://deno.land/std@0.177.0/http/server.ts";
import Setup, {Transpile} from "./serve.tsx";
const Directory = `file://${Deno.cwd().replaceAll("\\", "/")}`;
Transpile.Config.sourceMaps = "inline";
Setup({Proxy:Directory});
const SocketsLive:Set<WebSocket> = new Set();
const SocketsSend =(inData:string)=>{ console.log(inData); for (const socket of SocketsLive){ socket.send(inData); } }
HTTP.serve((_req:Request)=>
{
if(_req.headers.get("upgrade") == "websocket")
{
try
{
const { response, socket } = Deno.upgradeWebSocket(_req);
socket.onopen = () => SocketsLive.add(socket);
socket.onclose = () => SocketsLive.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`);
}, { port: 4444 });
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")
{
const tsx = await Transpile.Fetch(Directory+key, key, true);
tsx && SocketsSend(key);
}
else
{
Transpile.Cache.delete(key);
}
}
filesChanged.clear();
blocking = false;
}
, 1000);
}
}