213 lines
6.8 KiB
TypeScript
213 lines
6.8 KiB
TypeScript
import * as esbuild from 'https://deno.land/x/esbuild@v0.14.45/mod.js';
|
|
import { debounce } from "https://deno.land/std@0.151.0/async/debounce.ts";
|
|
console.log(`Serving files from "${Deno.cwd()}"`);
|
|
|
|
const MIME:Record<string, string> = {
|
|
".aac": "audio/aac",
|
|
".abw": "application/x-abiword",
|
|
".arc": "application/x-freearc",
|
|
".avif": "image/avif",
|
|
".avi": "video/x-msvideo",
|
|
".azw": "application/vnd.amazon.ebook",
|
|
".bin": "application/octet-stream",
|
|
".bmp": "image/bmp",
|
|
".bz": "application/x-bzip",
|
|
".bz2": "application/x-bzip2",
|
|
".cda": "application/x-cdf",
|
|
".csh": "application/x-csh",
|
|
".css": "text/css",
|
|
".csv": "text/csv",
|
|
".doc": "application/msword",
|
|
".docx": "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
|
|
".eot": "application/vnd.ms-fontobject",
|
|
".epub": "application/epub+zip",
|
|
".gz": "application/gzip",
|
|
".gif": "image/gif",
|
|
".htm": "text/html",
|
|
".html": "text/html",
|
|
".ico": "image/x-icon",
|
|
".ics": "text/calendar",
|
|
".jar": "application/java-archive",
|
|
".jpeg": "image/jpeg",
|
|
".jpg": "image/jpeg",
|
|
".js": "application/javascript",
|
|
".jsx": "application/javascript",
|
|
".json": "application/json",
|
|
".jsonld": "application/ld+json",
|
|
".mid": "audio/midi",
|
|
".midi": "audio/midi",
|
|
".mjs": "text/javascript",
|
|
".mp3": "audio/mpeg",
|
|
".mp4": "video/mp4",
|
|
".mpeg": "video/mpeg",
|
|
".mpkg": "application/vnd.apple.installer+xml",
|
|
".odp": "application/vnd.oasis.opendocument.presentation",
|
|
".ods": "application/vnd.oasis.opendocument.spreadsheet",
|
|
".odt": "application/vnd.oasis.opendocument.text",
|
|
".oga": "audio/ogg",
|
|
".ogv": "video/ogg",
|
|
".ogx": "application/ogg",
|
|
".opus": "audio/opus",
|
|
".otf": "font/otf",
|
|
".png": "image/png",
|
|
".pdf": "application/pdf",
|
|
".php": "application/x-httpd-php",
|
|
".ppt": "application/vnd.ms-powerpoint",
|
|
".pptx": "application/vnd.openxmlformats-officedocument.presentationml.presentation",
|
|
".rar": "application/vnd.rar",
|
|
".rtf": "application/rtf",
|
|
".sh": "application/x-sh",
|
|
".svg": "image/svg+xml",
|
|
".swf": "application/x-shockwave-flash",
|
|
".tar": "application/x-tar",
|
|
".tif": "image/tiff",
|
|
".tiff": "image/tiff",
|
|
".ts": "application/javascript",
|
|
".tsx": "application/javascript",
|
|
".ttf": "font/ttf",
|
|
".txt": "text/plain",
|
|
".vsd": "application/vnd.visio",
|
|
".wav": "audio/wav",
|
|
".weba": "audio/webm",
|
|
".webm": "video/webm",
|
|
".webp": "image/webp",
|
|
".woff": "font/woff",
|
|
".woff2": "font/woff2",
|
|
".xhtml": "application/xhtml+xml",
|
|
".xls": "application/vnd.ms-excel",
|
|
".xlsx": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
|
|
".xml": "application/xml",
|
|
".xul": "application/vnd.mozilla.xul+xml",
|
|
".zip": "application/zip",
|
|
".3gp": "video/3gpp",
|
|
".3g2": "video/3gpp2",
|
|
".7z": "application/x-7z-compressed"
|
|
};
|
|
const Type =(inPath:string):string|undefined=>
|
|
{
|
|
const dot:number = inPath.lastIndexOf(".");
|
|
const ext = dot > -1 ? inPath.substring(dot) : ".html";
|
|
return MIME[ext];
|
|
};
|
|
|
|
const Transpiled = new Map();
|
|
const Transpile =async(inPath:string, inKey:string):Promise<string>=>
|
|
{
|
|
const body = await Deno.readTextFile(inPath);
|
|
const transpile = await esbuild.transform(body, { loader: 'tsx' });
|
|
Transpiled.set(inKey, transpile.code);
|
|
return transpile.code;
|
|
};
|
|
|
|
const confDeno = await Deno.readTextFile(Deno.cwd()+"/deno.json");
|
|
const pathImport = JSON.parse(confDeno).importMap;
|
|
const confImports = await Deno.readTextFile(pathImport);
|
|
|
|
const Index = `
|
|
<!doctype html>
|
|
<html>
|
|
<head>
|
|
<meta name="viewport" content="width=device-width, initial-scale=1.0">
|
|
</head>
|
|
<body>
|
|
<div id="app">Loading</div>
|
|
<script type="importmap">${confImports}</script>
|
|
<script async src="https://ga.jspm.io/npm:es-module-shims@1.5.1/dist/es-module-shims.js" crossorigin="anonymous"></script>
|
|
<script type="module">
|
|
import * as TW from "https://esm.sh/@twind/core@1.0.1";
|
|
import TWPreTail from "https://esm.sh/@twind/preset-tailwind@1.0.1";
|
|
import TWPreAuto from "https://esm.sh/@twind/preset-autoprefix@1.0.1";
|
|
|
|
const Configure = {presets: [TWPreTail(), TWPreAuto()]};
|
|
const ShadowDOM = document.querySelector("#app").attachShadow({mode: "open"});
|
|
const ShadowDiv = document.createElement("div");
|
|
const ShadowCSS = document.createElement("style");
|
|
ShadowDOM.append(ShadowCSS);
|
|
ShadowDOM.append(ShadowDiv);
|
|
|
|
import App from "./app.tsx";
|
|
App(ShadowDiv, Configure);
|
|
TW.observe(TW.twind(Configure, TW.cssom(ShadowCSS)), ShadowDiv);
|
|
</script>
|
|
</body>
|
|
</html>
|
|
`;
|
|
|
|
Deno.serve({ port: 3000 }, async(_req:Request) =>
|
|
{
|
|
const url:URL = new URL(_req.url);
|
|
const type = Type(url.pathname);
|
|
const fsPath = Deno.cwd()+url.pathname;
|
|
|
|
console.log(`Request for "${url.pathname}"...`);
|
|
|
|
try
|
|
{
|
|
let body:BodyInit;
|
|
if(type == "application/javascript")
|
|
{
|
|
body = Transpiled.get(url.pathname);
|
|
if(!body)
|
|
{
|
|
body = await Transpile(fsPath, url.pathname);
|
|
console.log(` ...added to cache`);
|
|
}
|
|
else
|
|
{
|
|
console.log(` ...retrieved from cache`);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if(url.pathname == "/")
|
|
{
|
|
body = Index;
|
|
}
|
|
else
|
|
{
|
|
let file = fsPath;
|
|
if(url.pathname.endsWith("/"))
|
|
{
|
|
console.log(` ...implied index.html`);
|
|
file += "index.html";
|
|
}
|
|
body = await Deno.readFile(file);
|
|
}
|
|
}
|
|
|
|
return new Response(body, {headers:{"content-type":type as string}});
|
|
}
|
|
catch(error)
|
|
{
|
|
console.log(` ...404`);
|
|
return new Response(error, {status:404});
|
|
}
|
|
});
|
|
|
|
const filesChanged:Map<string, string> = new Map();
|
|
const ProcessFiles =debounce(async()=>
|
|
{
|
|
console.log("Files changed...")
|
|
for await (const [file, action] of filesChanged)
|
|
{
|
|
const pathname = file.substring(Deno.cwd().length).replaceAll("\\", "/");
|
|
const type = Type(pathname);
|
|
console.log(pathname, type, action);
|
|
if(type == "application/javascript")
|
|
{
|
|
if(action !== "remove")
|
|
{
|
|
await Transpile(file, pathname);
|
|
console.log(` ...cached "${pathname}"`);
|
|
}
|
|
}
|
|
}
|
|
filesChanged.clear();
|
|
}, 1000);
|
|
|
|
const watcher = Deno.watchFs(Deno.cwd());
|
|
for await (const event of watcher)
|
|
{
|
|
event.paths.forEach( path => filesChanged.set(path, event.kind) );
|
|
ProcessFiles();
|
|
} |