feat: initial setup

.env.sample

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+API_PORT=9000
+MONGODB_URI=

.eslintrc.js

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+module.exports = {
+  root: true,
+  env: {
+    node: true,
+    es2021: true,
+  },
+  extends: ["eslint:recommended", "google"],
+  parserOptions: {
+    ecmaVersion: 12,
+  },
+  rules: {
+    "indent": ["error", 2, { SwitchCase: 1 }],
+    "object-curly-spacing": ["error", "always"],
+    "max-len": ["error", { code: 150 }],
+    "space-before-function-paren": 0,
+    "valid-jsdoc": 0,
+    "camelcase": 0,
+    "new-cap": 0,
+    "quotes": 0,
+    "comma-dangle": 0,
+  },
+};

package.json

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+{
+  "name": "plaidware-wms-core",
+  "version": "1.0.0",
+  "description": "Warehouse management system",
+  "main": "src/index.js",
+  "scripts": {
+    "start": "node src/index.js",
+    "dev": "nodemon src/index.js",
+    "lint": "eslint . -c .eslintrc.js",
+    "lint-fix": "eslint . -c .eslintrc.js --fix"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/kfnawaz/plaidware-wms-core.git"
+  },
+  "author": "",
+  "license": "ISC",
+  "bugs": {
+    "url": "https://github.com/kfnawaz/plaidware-wms-core/issues"
+  },
+  "homepage": "https://github.com/kfnawaz/plaidware-wms-core#readme",
+  "dependencies": {
+    "bcrypt": "^5.0.1",
+    "cors": "^2.8.5",
+    "dotenv": "^10.0.0",
+    "express": "^4.17.2",
+    "helmet": "^4.6.0",
+    "jsonwebtoken": "^8.5.1",
+    "mongoose": "^6.1.2"
+  },
+  "devDependencies": {
+    "eslint": "^8.5.0",
+    "eslint-config-google": "^0.14.0",
+    "nodemon": "^2.0.15"
+  }
+}

src/config/env.js

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+require("dotenv").config();
+
+const envVariables = {
+  API_PORT: process.env.API_PORT || "3000",
+  MONGODB_URI: process.env.MONGODB_URI || "mongodb://localhost:12017",
+};
+
+module.exports = envVariables;

src/controller/index.js

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+const router = require("express").Router();
+const userRouter = require("./user.router");
+
+router.use("/user", userRouter);
+
+router.get("/", (req, res) => {
+  res.send("Hello world");
+});
+
+module.exports = { router };

src/controller/user.controller.js

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+module.exports = {
+  getUser: async (req, res) => {
+    res.send("Not Found");
+  },
+};

src/controller/user.router.js

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+const router = require("express").Router();
+const controller = require("./user.controller");
+
+router.get("/:id", controller.getUser);
+
+module.exports = router;

src/index.js

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+const express = require("express");
+
+const helmet = require("helmet");
+const cors = require("cors");
+
+const mongoose = require("mongoose");
+const { router } = require("./controller");
+const {
+  API_PORT,
+  MONGODB_URI,
+} = require("./config/env");
+
+(async () => {
+  console.log("Connecting to MongoDB ...");
+  await mongoose
+    .connect(MONGODB_URI, {
+      useNewUrlParser: true,
+      useUnifiedTopology: true,
+    })
+    .then(() => {
+      console.log("Connected to MongoDB at: ", MONGODB_URI);
+    })
+    .catch(console.error);
+
+  mongoose.set("debug", true);
+
+  const app = express();
+
+  // config
+  app.use(helmet({ contentSecurityPolicy: false }));
+  app.use(cors());
+  app.use(express.json());
+  app.use(router);
+
+  app.listen(API_PORT, () => {
+    console.log(`Server started on port ${API_PORT}`);
+    console.log(`http://localhost:${API_PORT}/`);
+  });
+})();