Conekta_Backend_Express.js

const conekta = require("conekta");
//conekta.api_key = process.env.ENV === 'production' ? process.env.CONEKTA_KEY : process.env.CONEKTA_KEY_DEV
conekta.api_key = process.env.CONEKTA_KEY;
conekta.api_version = "2.0.0";
conekta.locale = "es";

controller.pay = (req, res) => {
	//conekta payment

	const { conektaToken, plazo, application, cupon } = req.body;
	//let used = { [req.user._id]: true };
	const user = req.user;

//	App.findById(application._id)
	//	.then((elapp) => {
			const chargeObj = {
				payment_method: {
					type: "card",
					token_id: conektaToken,
				},
		//	};

			//discounts
			//let discount = 0;
		//	elapp.cost = elapp.cost * 100;
	//		if (plazo === "contado" && !cupon) {
		//		discount = elapp.cost * 0.1;
		//	} else if ((plazo === "contado" || plazo !== "contado") && cupon) {
		//		discount = (elapp.cost * cupon.value) / 100;
		//	} else {
		//		discount = 0;
		//	}

			if (plazo !== "contado")
				chargeObj.payment_method.monthly_installments = parseInt(plazo);
			const conektaObject = {
				currency: "MXN",
				customer_info: {
					name: "Nombre"//elapp.name,
					phone: "7777777777"// elapp.tel,
					email: "[email protected]" // elapp.email,
				},
				line_items: [
					{
						name: "product name" //elapp.course,
						unit_price:  10000 //elapp.cost - discount,
						quantity: 1,
					},
				],
				charges: [chargeObj],
			};
			conekta.Order.create(conektaObject, function (err, order) {
				if (err) {
					console.log("conektaerror", err);
					return res.status(400).json(err);
				}
				//App.findByIdAndUpdate(
					//elapp._id,
					//{ $set: { paid: true } },
					//{ new: true }
				//)
					//.then((application) => {
						//console.log(order.toObject())
						//cancelamos el cupon
						//useCupon(cupon, used);
						//
						return res
							.status(200)
							.json({ application, order: order.toObject() });
					//})
					//.catch((e) => {
						//console.log(e);
					//	return res.status(400).json(e);
					//});
			});
		})
		.catch((e) => res.status(400).json(e));
};