import type { RuntimeOptions, region } from "firebase-functions";
import type { HttpsOptions } from "firebase-functions/v2/https";
export type FirebaseOptions = FirebaseOptionsGen1 | FirebaseOptionsGen2;
export interface FirebaseOptionsBase {
    gen: 1 | 2;
    /**
     * Firebase functions node runtime version.
     * @see https://cloud.google.com/functions/docs/runtime-support
     * @see https://cloud.google.com/functions/docs/concepts/nodejs-runtime
     */
    nodeVersion?: "22" | "20" | "18" | "16";
    /**
     * When deploying multiple apps within the same Firebase project
     * you must give your server a unique name in order to avoid overwriting your functions.
     *
     * @default "server"
     */
    serverFunctionName?: string;
}
export interface FirebaseOptionsGen1 extends FirebaseOptionsBase {
    gen: 1;
    /**
     * Firebase functions 1st generation region passed to `functions.region()`.
     */
    region?: Parameters<typeof region>[0];
    /**
     * Firebase functions 1st generation runtime options passed to `functions.runWith()`.
     */
    runtimeOptions?: RuntimeOptions;
}
export interface FirebaseOptionsGen2 extends FirebaseOptionsBase {
    gen: 2;
    /**
     * Firebase functions 2nd generation https options passed to `onRequest`.
     * @see https://firebase.google.com/docs/reference/functions/2nd-gen/node/firebase-functions.https.httpsoptions
     */
    httpsOptions?: HttpsOptions;
}