import curlResponse from "../src/curl-response.ts";

interface PagesContext {
    request: Request;
    next(): Promise<Response>;
}

export function onRequest(context: PagesContext): Response | Promise<Response> {
    const { request } = context;
    const userAgent = request.headers.get("user-agent") ?? "";
    const accept = request.headers.get("accept") ?? "";
    const isCommandLineClient =
        /^curl(?:\/|$)/i.test(userAgent) || accept.trim() === "*/*";

    if (request.method === "GET" && isCommandLineClient) {
        return curlResponse();
    }

    return context.next();
}