/**
 * By default, Remix will handle generating the HTTP Response for you.
 * You are free to delete this file if you'd like to, but if you ever want it revealed again, you can run `npx remix reveal` ✨
 * For more information, see https://remix.run/file-conventions/entry.server
 */

import type { AppLoadContext, EntryContext } from "react-router";
import { ServerRouter } from "react-router";
import { isbot } from "isbot";
import { renderToReadableStream } from "react-dom/server";

export default async function handleRequest(
    request: Request,
    responseStatusCode: number,
    responseHeaders: Headers,
    reactRouterContext: EntryContext,

    // This is ignored so we can keep it in the template for visibility.  Feel
    // free to delete this parameter in your app if you're not using it!

    // eslint-disable-next-line @typescript-eslint/no-unused-vars
    loadContext: AppLoadContext,
) {
    const body = await renderToReadableStream(
        <ServerRouter context={reactRouterContext} url={request.url} />,
        {
            signal: request.signal,
            onError(error: unknown) {
                // Log streaming rendering errors from inside the shell
                console.error(error);
                responseStatusCode = 500;
            },
        },
    );

    if (isbot(request.headers.get("user-agent"))) {
        await body.allReady;
    }

    responseHeaders.set("Content-Type", "text/html");
    return new Response(body, {
        headers: responseHeaders,
        status: responseStatusCode,
    });
}