import express, { Router, Request, Response } from "express";

import { client } from "../db";
import { DatabaseError } from "pg";
import { UserAuth } from "../middlewares/auth";
import { AuthedRequest } from "../interfaces/auth";

const router: Router = express.Router();

interface UserObject {
    first_name: string
    last_name: string
    email: string
    isAdmin: boolean
    isTrainer: boolean
}

router.get("/user", UserAuth, async (req: AuthedRequest, res: Response) => {
    try {
        const databaseResult = await client.query(`
            SELECT first_name, last_name, email, is_admin as isAdmin, trainers.user_id IS NOT NULL as isTrainer 
            FROM users
            LEFT JOIN trainers ON trainers.user_id = users.id
            WHERE users.id = $1;
        `, [
            req.user?.userId
        ]);

        const user: UserObject = databaseResult.rows[0];

        return res.status(200).send(user);
    } catch (error: DatabaseError | Error | any) {
        console.error(error);
        return res.sendStatus(500);
    }
})

export default router;