import { Request, Response, NextFunction } from "express";
import { z } from "zod";
import { db } from "@server/db";
import { orgs } from "@server/db/schemas";
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 getOrgSchema = z
    .object({
        orgId: z.string()
    })
    .strict();

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

        const { orgId } = parsedQuery.data;

        const org = await db
            .select()
            .from(orgs)
            .where(eq(orgs.orgId, orgId))
            .limit(1);

        if (org.length > 0) {
            return response(res, {
                data: {},
                success: true,
                error: false,
                message: "Organization ID already exists",
                status: HttpCode.OK
            });
        }

        return response(res, {
            data: {},
            success: true,
            error: false,
            message: "Organization ID is available",
            status: HttpCode.NOT_FOUND
        });
    } catch (error) {
        logger.error(error);
        return next(
            createHttpError(
                HttpCode.INTERNAL_SERVER_ERROR,
                "An error occurred..."
            )
        );
    }
}