trezy/firebase-system-update

// Module imports
import cors from 'micro-cors'





// Local imports
import httpStatus from 'helpers/httpStatus'






// Local constants
const DEFAULT_MIDDLEWARES = [cors({
    origin: (() => {
        // if (process.env.VERCEL_ENV === 'production') {
        //     return 'https://trezy.com'
        // }

        return '*'
    })(),
})]





const createEndpoint = options => {
    const {
        handler: initialHandler,
        allowedMethods,
        middlewares = [],
    } = options

    const allMiddlewares = [
        ...DEFAULT_MIDDLEWARES,
        ...middlewares,
    ]

    const wrappedHandler = allMiddlewares.reduce(
        (handler, middleware) => middleware(handler),
        initialHandler,
    )

    return (req, res) => {
        if (allowedMethods && !allowedMethods.includes(req.method.toLowerCase())) {
            return res.status(httpStatus.METHOD_NOT_ALLOWED).end()
        }

        return wrappedHandler(req, res)
    }
}





export { createEndpoint }