import { NextFunction, Request, Response } from 'express';
import { AuthenticationError } from './AuthenticationHelper';


class ErrorHelper {
	constructor() { }
	install() {
		return (err: Error, req: Request, res: Response, next: NextFunction) => {
			const error = {
				message: err.stack?.split('\n')[0],
				stack: err.stack,
			};
			let status = 500;
			if (err instanceof AuthenticationError) status = 401;

			try {
				const { Database } = require('@jodu555/mysqlapi');
				const database = Database.getDatabase();
				if (err instanceof database.ParsingError) status = 422;
			} catch (error) { }

			if (process.env.NODE_ENV !== 'production') {
				if (error.message?.includes('notFound')) {
					res.status(404).send({
						success: false,
						path: req.path,
						message: 'Route not Found!',
					});
				} else {
					res.status(status).send({
						success: false,
						method: req.method,
						path: req.path,
						error,
					});
				}
			} else {
				res.status(status).send({
					success: false,
					message: error.message,
				});
			}
		};
	}
}

export = ErrorHelper;