add

Backend/controllers/promotion/index.js

+const Promotion = require("../../models/promotion");
+
+exports.addpromotion = async (req, res) => {
+  try {
+    const addpromotionData = req.body;
+    console.log(addpromotionData);
+    await Promotion.create(addpromotionData);
+    res.send("create");
+  } catch (err) {
+    console.log(err);
+    res.sendStatus(401);
+  }
+};
+
+exports.getPromotion = async (req, res) => {
+  try {
+    let promotion = await Promotion.findAll();
+    res.status(200).send("success");
+  } catch (err) {
+    console.log(err);
+    res.sendStatus(401);
+  }
+};
+
+exports.deletePromotion = async (req, res) => {
+  try {
+    const promotionId = req.params.shopId;
+    await Promotion.destroy({
+      where: {
+        id: promotionId
+      }
+    });
+    res.status(200).send("success");
+  } catch (err) {
+    console.log(err);
+    res.sendStatus(401);
+  }
+};
+
+exports.getPromotionId = async (req, res) => {
+  try {
+    const promotionId = req.params.id;
+    let promotion = await Promotion.findOne({
+      where: {
+        id: promotionId
+      }
+    });
+    res.status(200).send("success");
+  } catch (err) {
+    console.log(err);
+    res.sendStatus(401);
+  }
+};
+
+exports.updatePromotion = async (req, res) => {
+  try {
+    const promotionData = req.body;
+    const id = req.params.id;
+    await promotion.update(promotionData, { where: { id: id } });
+    res.status(200).send({ status: "done" });
+  } catch (err) {
+    console.log(err);
+    res.sendStatus(401);
+  }
+};

Backend/routers/index.js

 const auth = require('./auth');
 const list = require('./list');
 const shop = require('./shop')
+const promotion =require('./promotion');
 module.exports = {
     auth,
     list,
     shop,
+    promotion,
 }
\ No newline at end of file

Backend/routers/promotion/index.js

+const express = require("express");
+const router = express.Router();
+
+const promotiomController = require("../../controllers/promotion");
+
+
+router.post("/add",promotiomController.addpromotion);
+router.get('/all',promotiomController.getPromotion);
+router.delete('/delete/:promotionId',promotiomController.deletePromotion);
+router.get('/getListId/:id',promotiomController.getPromotionId);
+router.put('/updateList/id',promotiomController.updatePromotion);
+
+
+module.exports = router;