Initial commit

server/controllers/couponController.js

@@ -0,0 +1,34 @@
+const Coupon = require('../models/Coupon');
+const { successResponse, errorResponse } = require('../utils/apiResponse');
+
+const getCoupons = async (req, res, next) => {
+  try {
+    const coupons = await Coupon.find({}).sort({ createdAt: -1 });
+    return successResponse(res, 'Coupons retrieved', coupons);
+  } catch (error) {
+    next(error);
+  }
+};
+
+const createCoupon = async (req, res, next) => {
+  try {
+    const coupon = new Coupon(req.body);
+    const saved = await coupon.save();
+    return successResponse(res, 'Coupon created', saved, 201);
+  } catch (error) {
+    next(error);
+  }
+};
+
+const deleteCoupon = async (req, res, next) => {
+  try {
+    const coupon = await Coupon.findByIdAndDelete(req.params.id);
+    if (!coupon) return errorResponse(res, 'Coupon not found', [], 404);
+    return successResponse(res, 'Coupon deleted');
+  } catch (error) {
+    next(error);
+  }
+};
+
+module.exports = { getCoupons, createCoupon, deleteCoupon };
+