pangolin/server/private/routers/remoteExitNode/listRemoteExitNodeResources.ts

/*
 * This file is part of a proprietary work.
 *
 * Copyright (c) 2025-2026 Fossorial, Inc.
 * All rights reserved.
 *
 * This file is licensed under the Fossorial Commercial License.
 * You may not use this file except in compliance with the License.
 * Unauthorized use, copying, modification, or distribution is strictly prohibited.
 *
 * This file is not licensed under the AGPLv3.
 */

import { NextFunction, Request, Response } from "express";
import { z } from "zod";
import { db, remoteExitNodeResources, remoteExitNodes } from "@server/db";
import { eq } from "drizzle-orm";
import response from "@server/lib/response";
import HttpCode from "@server/types/HttpCode";
import createHttpError from "http-errors";
import logger from "@server/logger";
import { fromError } from "zod-validation-error";

const paramsSchema = z.strictObject({
    orgId: z.string().min(1),
    remoteExitNodeId: z.string().min(1)
});

export type ListRemoteExitNodeResourcesResponse = {
    resources: {
        remoteExitNodeResourceId: number;
        remoteExitNodeId: string;
        destination: string;
    }[];
};

export async function listRemoteExitNodeResources(
    req: Request,
    res: Response,
    next: NextFunction
): Promise<any> {
    try {
        const parsedParams = paramsSchema.safeParse(req.params);
        if (!parsedParams.success) {
            return next(
                createHttpError(
                    HttpCode.BAD_REQUEST,
                    fromError(parsedParams.error).toString()
                )
            );
        }

        const { remoteExitNodeId } = parsedParams.data;

        const [remoteExitNode] = await db
            .select()
            .from(remoteExitNodes)
            .where(eq(remoteExitNodes.remoteExitNodeId, remoteExitNodeId))
            .limit(1);

        if (!remoteExitNode) {
            return next(
                createHttpError(
                    HttpCode.NOT_FOUND,
                    `Remote exit node with ID ${remoteExitNodeId} not found`
                )
            );
        }

        const resources = await db
            .select()
            .from(remoteExitNodeResources)
            .where(
                eq(remoteExitNodeResources.remoteExitNodeId, remoteExitNodeId)
            );

        return response<ListRemoteExitNodeResourcesResponse>(res, {
            data: { resources },
            success: true,
            error: false,
            message: "Remote exit node resources retrieved successfully",
            status: HttpCode.OK
        });
    } catch (error) {
        logger.error(error);
        return next(
            createHttpError(HttpCode.INTERNAL_SERVER_ERROR, "An error occurred")
        );
    }
}