condensing the controllers for accessing each model separately

app/controllers/stripe.controller.js

@@ -0,0 +1,88 @@
+const db = require('../../models'),
+	errorMaker = require('../helpers/error.maker');
+
+const stripe = require('stripe')(process.env.STRIPE_KEY);
+
+const { Donor, Charge, PaymentPlan } = db;
+
+// Subscribe user to plan or one time charge
+exports.grantCharge = async ({
+	grant,
+	stripeToken,
+	organizations,
+	monthly,
+	amount,
+	user
+}) => {
+	const grant_id = await grant.id;
+
+	try {
+		const donors = await Donor.findAll({ where: { id: user.id } });
+
+		var result;
+
+		const stripeAmount = amount * 100;
+
+		// charge if yes or no monthly
+		let charge = await stripe.charges.create({
+			amount: stripeAmount,
+			currency: 'usd',
+			source: 'tok_visa',
+			description: `Charity Bundle Payment`,
+			statement_descriptor: `charity bundle ${grant.id}`,
+			receipt_email: '[email protected]'
+		});
+
+		let transfers = await organizations.map(async org => {
+			let stripeOrgAmount = Math.round(org.amount * 100);
+			const applicationStripeFee = stripeOrgAmount * 0.05;
+
+			let t = await stripe.transfers.create({
+				amount: stripeOrgAmount - applicationStripeFee,
+				currency: 'usd',
+				source_transaction: charge.id,
+				destination: 'acct_1EAxzUIVW1uo07uH'
+			});
+			return t;
+		});
+
+		await Charge.create({
+			id: charge.id,
+			amount,
+			description: 'One time payment for grant'
+		});
+
+		result = charge;
+
+		return null;
+	} catch (error) {
+		throw error;
+	}
+};
+
+// Delete grant's stripe plan under subscription
+exports.deleteGrant = async (req, res, next) => {
+	const { grant_id } = req.body;
+
+	try {
+		const paymentPlans = await PaymentPlan.findAll({ where: { grant_id } });
+
+		// check if there are plans for that grant
+		if (!paymentPlans.length) {
+			return res.status(400).json({
+				message: 'Not a valid grant'
+			});
+		} else {
+			const plan = paymentPlans[0];
+
+			//delete the plan/grant under the subscription for the user
+			await stripe.subscriptionItems.del(plan.sub_item_id);
+			//delete the plan from the main product 'Grants'
+			await stripe.plans.del(plan.plan_id);
+		}
+
+		next();
+	} catch (error) {
+		next(error);
+	}
+};