pricing4ts/dist/server/middleware/feature-checker.js

 Pricing4TS is a TypeScript-based toolkit designed to enhance the server-side functionality of a pricing-driven SaaS by enabling the seamless integration of pricing plans into the application logic. T

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.checkFeature = checkFeature;
var pricing_jwt_utils_1 = require("../utils/pricing-jwt-utils");
function checkFeature(feature) {
    return function (req, res, next) {
        var pricingToken = req.header('Pricing-Token');
        try {
            var decodedToken = pricing_jwt_utils_1.PricingJwtUtils.decodeToken(pricingToken);
            if (!decodedToken) {
                res.status(401).send('Invalid token');
            }
            else if (!decodedToken.features[feature].eval) {
                res.status(403).send('Access to this feature is restricted. Please upgrade your plan to gain access.');
            }
            else {
                next();
            }
        }
        catch (e) {
            res.status(401).send(e.message);
        }
    };
}