Files
bunext/src/functions/server/server-params-gen.ts
T
2026-03-16 20:44:15 +01:00

166 lines
5.8 KiB
TypeScript

import path from "path";
import type { RouterTypes, ServeOptions } from "bun";
import grabAppPort from "../../utils/grab-app-port";
import grabDirNames from "../../utils/grab-dir-names";
import handleWebPages from "./web-pages/handle-web-pages";
import handleRoutes from "./handle-routes";
import isDevelopment from "../../utils/is-development";
import type { Server } from "http";
type Params = {
dev?: boolean;
};
// type ServerOptions = Omit<ServeOptions, "fetch"> & {
// routes: { [K: string]: RouterTypes.RouteValue<string> };
// fetch?: (
// this: Server,
// request: Request,
// server: Server,
// ) => Response | Promise<Response>;
// };
export default async function (params?: Params): Promise<ServeOptions> {
const port = grabAppPort();
const { PUBLIC_DIR } = grabDirNames();
// const opts: ServerOptions = {
// routes: {
// "/__hmr": {
// async GET(req) {
// if (!isDevelopment()) {
// return new Response(`Production Environment`);
// }
// let controller: ReadableStreamDefaultController<string>;
// const stream = new ReadableStream<string>({
// start(c) {
// controller = c;
// global.HMR_CONTROLLERS.add(c);
// },
// cancel() {
// global.HMR_CONTROLLERS.delete(controller);
// },
// });
// return new Response(stream, {
// headers: {
// "Content-Type": "text/event-stream",
// "Cache-Control": "no-cache",
// Connection: "keep-alive",
// },
// });
// },
// },
// "/api/*": {},
// "/*": {
// async GET(req) {
// return await handleWebPages({ req });
// },
// },
// },
// };
return {
async fetch(req, server) {
try {
const url = new URL(req.url);
if (url.pathname === "/__hmr" && isDevelopment()) {
const referer_url = new URL(
req.headers.get("referer") || "",
);
const match = global.ROUTER.match(referer_url.pathname);
if (!match?.filePath) {
return new Response(`Unhandled Path.`);
}
const target_map = global.BUNDLER_CTX_MAP?.find(
(m) => m.local_path == match.filePath,
);
if (!target_map?.entrypoint) {
return new Response(`Target Path has no map`);
}
let controller: ReadableStreamDefaultController<string>;
const stream = new ReadableStream<string>({
start(c) {
controller = c;
global.HMR_CONTROLLERS.push({
controller: c,
page_url: referer_url.href,
target_map,
});
},
cancel() {
const targetControllerIndex =
global.HMR_CONTROLLERS.findIndex(
(c) => c.controller == controller,
);
if (
typeof targetControllerIndex == "number" &&
targetControllerIndex >= 0
) {
global.HMR_CONTROLLERS.splice(
targetControllerIndex,
1,
);
}
},
});
return new Response(stream, {
headers: {
"Content-Type": "text/event-stream",
"Cache-Control": "no-cache",
Connection: "keep-alive",
},
});
}
if (url.pathname.startsWith("/api/")) {
const res = await handleRoutes({ req, server });
return new Response(JSON.stringify(res), {
status: res?.status,
headers: {
"Content-Type": "application/json",
},
});
}
if (url.pathname.startsWith("/public/")) {
const file = Bun.file(
path.join(
PUBLIC_DIR,
url.pathname.replace(/^\/public/, ""),
),
);
return new Response(file);
}
if (url.pathname.startsWith("/favicon.")) {
const file = Bun.file(path.join(PUBLIC_DIR, url.pathname));
return new Response(file);
}
return await handleWebPages({ req });
} catch (error: any) {
return new Response(`Server Error: ${error.message}`, {
status: 500,
});
}
},
port,
idleTimeout: 0,
development: {
hmr: true,
},
} as ServeOptions;
}