Added the backend Delivery Routing System

Api/README.md

+# corierAPI

Api/app.js

+const express = require("express");
+const cors = require("cors");
+const deliveryRoutes = require("./routes/delivery");
+const orderRoutes = require("./routes/order");
+const app = express();
+app.use(cors());
+app.use(express.json());
+
+app.use("/delivery", deliveryRoutes);
+app.use("/order", orderRoutes);
+
+app.listen(3001, () => {
+  console.log(`Server is running on port ${3001}`);
+});

Api/lib/db.js

+const mysql = require("mysql");
+const dbConfig = mysql.createConnection({
+  host: "dcsrp-db-01.cvqssef8vzgx.ap-southeast-1.rds.amazonaws.com",
+  user: "dcsrp_thathsara",
+  password: "i6cLWGPsFXaQkB",
+  database: "dcsrp_db",
+  port: 3306,
+  // host: "localhost",
+  // user: "root",
+  // password: "admin",
+  // database: "dcsrp_db",
+  // port: 3306,
+});
+
+//Create connection
+dbConfig.connect((err) => {
+  if (err) {
+    console.log(err);
+    throw err;
+  } else {
+    console.log("Database Connected");
+  }
+});
+
+module.exports = dbConfig;

Api/package.json

+{
+  "name": "backend",
+  "version": "1.0.0",
+  "description": "performance tracker backend APIs",
+  "main": "app.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "uditha nayanajith 0766574153",
+  "license": "ISC",
+  "dependencies": {
+    "cors": "^2.8.5",
+    "express": "^4.18.2",
+    "mysql": "^2.18.1"
+  }
+}

Api/routes/order.js

+const express = require("express");
+const router = express.Router();
+
+const OrderController = require("./orderController");
+
+router.get("/", OrderController.IndexController);
+router.get("/customers", OrderController.GetAllCustomers);
+router.get("/pakages", OrderController.GetAllPackages);
+router.get("/:id", OrderController.IndexGetByIdController);
+router.post("/", OrderController.IndexPostController);
+router.delete("/:id", OrderController.IndexDeleteController);
+router.put("/:id", OrderController.IndexUpdateController);
+
+module.exports = router;

Api/routes/orderController.js

+const dbConfig = require("../lib/db");
+exports.IndexController = (req, res) => {
+  try {
+    const getOrders = `SELECT id,vehicle,
+        destination,
+        order_id,
+        status,
+        estimated_date,
+        departure_date FROM delivery`;
+    dbConfig.query(getOrders, (err, result) => {
+      if (err) throw err;
+      res.status(200).json({ data: result });
+    });
+  } catch (error) {}
+};
+exports.IndexGetByIdController = (req, res) => {
+  try {
+    dbConfig.query(
+      "SELECT * FROM `delivery` WHERE id = ?",
+      [req.params.id],
+
+      (err, result) => {
+        if (err) throw err;
+        res.status(200).json({ data: result });
+      }
+    );
+  } catch (error) {}
+};
+
+exports.IndexPostController = (req, res) => {
+  const dataFromAPI = req.body;
+
+  try {
+    const insertQuery = `
+      INSERT INTO delivery (
+        package_id,
+        branch_pickup,
+        vehicle,
+        date,
+        destination,
+        order_id,
+        status,
+        estimated_date,
+        customer_id,
+        telephone_number,
+        departure_date
+      )
+      VALUES ( ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+    `;
+    dbConfig.query(
+      insertQuery,
+      [
+        dataFromAPI.packageId,
+        dataFromAPI.branch_pickup,
+        dataFromAPI.vehicle,
+        dataFromAPI.date,
+        dataFromAPI.destination,
+        dataFromAPI.orderId,
+        dataFromAPI.status,
+        dataFromAPI.estimated_date,
+        dataFromAPI.customerId,
+        dataFromAPI.telephone_number,
+        dataFromAPI.departure_date,
+      ],
+      (error, results) => {
+        if (error) {
+          if (error.code === "ER_DUP_ENTRY") {
+            res
+              .status(400)
+              .json({ error: "Duplicate customer_id and order_id" });
+          } else {
+            console.error(error);
+            res.status(500).json({ error: "Internal server error" });
+          }
+        } else {
+          res.status(201).json({ message: "Delivery created successfully" });
+        }
+      }
+    );
+  } catch (error) {
+    console.error(error);
+    res.status(500).json({ error: "Internal server error" });
+  }
+};
+exports.IndexDeleteController = (req, res) => {
+  try {
+    dbConfig.query(
+      "DELETE FROM `delivery` WHERE `id` = ?",
+      [req.params.id],
+      (err, result) => {
+        if (err) throw err;
+        res.status(200).json({ data: result });
+      }
+    );
+  } catch (error) {
+    console.log(error);
+  }
+};
+exports.IndexUpdateController = (req, res) => {
+  try {
+    dbConfig.query(
+      "UPDATE `delivery` SET ? WHERE id = ?",
+      [req.body, req.params.id],
+      (err, result) => {
+        if (err) throw err;
+        res.status(200).json({ data: result });
+      }
+    );
+  } catch (error) {
+    console.log(error);
+  }
+};
+
+exports.GetAllCustomers = (req, res) => {
+  try {
+    const getOrders = `SELECT id FROM customers`;
+    dbConfig.query(getOrders, (err, result) => {
+      if (err) throw err;
+      res.status(200).json({ data: result });
+    });
+  } catch (error) {}
+};
+exports.GetAllPackages = (req, res) => {
+  try {
+    const getOrders = `SELECT id FROM packages`;
+    dbConfig.query(getOrders, (err, result) => {
+      if (err) throw err;
+      res.status(200).json({ data: result });
+    });
+  } catch (error) {}
+};

Frontend/README.md

+# Courier_Service