react-express-mongodb: lint sources

to fix some syntax issues in the existing code, the commit
put in place prettier and format the code

Signed-off-by: Jérémie Drouet <jeremie.drouet@gmail.com>

react-express-mongodb/.gitignore

@@ -2,3 +2,4 @@ frontend/node_modules/
 server/node_modules/
 .idea/
 data
+*.log

react-express-mongodb/backend/config/config.js

@@ -1,12 +1,11 @@
-var env = process.env.NODE_ENV || 'development';
+const env = process.env.NODE_ENV || "development";
 
-if(env === 'development' || env === 'test'){
-
-    const config = require('./config.json')
-    let envConfig = config[env];
+if (env === "development" || env === "test") {
+  const config = require("./config.json");
+  const envConfig = config[env];
   console.log(envConfig);
 
   Object.keys(envConfig).forEach((key) => {
-        process.env[key] = envConfig[key]
-    })
+    process.env[key] = envConfig[key];
+  });
 }

react-express-mongodb/backend/config/messages.js

@@ -1,62 +1,62 @@
 module.exports = {
   AUTHENTICATION_FAILED: {
     code: 400,
-        message: 'Authentication failed. Please login with valid credentials.',
+    message: "Authentication failed. Please login with valid credentials.",
     success: false,
   },
   SUCCESSFUL_LOGIN: {
     code: 200,
-        message: 'Successfully logged in',
+    message: "Successfully logged in",
     success: true,
   },
   INTERNAL_SERVER_ERROR: {
     code: 500,
-        message: 'Something unexpected happened',
+    message: "Something unexpected happened",
     success: false,
   },
   UNAUTHORIZED: {
     code: 401,
-        message: 'You session is expired. Please login again',
+    message: "You session is expired. Please login again",
     success: false,
   },
   SUCCESSFUL_DELETE: {
     code: 200,
-        message: 'Successfully deleted',
+    message: "Successfully deleted",
     success: true,
   },
   SUCCESSFUL_UPDATE: {
     code: 200,
-        message: 'Updated successfully',
+    message: "Updated successfully",
     success: true,
   },
   SUCCESSFUL: {
     code: 200,
     success: true,
-        message: 'Successfully completed',
+    message: "Successfully completed",
   },
   NOT_FOUND: {
     code: 404,
     success: true,
-        message: 'Requested API not found',
+    message: "Requested API not found",
   },
   ALREADY_EXIST: {
     code: 200,
     success: true,
-        message: 'Already exists',
+    message: "Already exists",
   },
   FORBIDDEN: {
     code: 403,
-        message: 'You are not authorized to complete this action',
+    message: "You are not authorized to complete this action",
     success: false,
   },
   BAD_REQUEST: {
     code: 400,
-        message: 'Bad request. Please try again with valid parameters',
+    message: "Bad request. Please try again with valid parameters",
     success: false,
   },
   IN_COMPLETE_REQUEST: {
     code: 422,
-        message: 'Required parameter missing',
+    message: "Required parameter missing",
     success: false,
   },
 };

react-express-mongodb/backend/db/index.js

@@ -1,8 +1,7 @@
 /**
  * Created by Syed Afzal
  */
-const mongoose = require('mongoose');
-const {log} = require('../utils/helpers/logger');
+const mongoose = require("mongoose");
 
 exports.connect = (app) => {
   const options = {
@@ -12,19 +11,22 @@ exports.connect = (app) => {
     reconnectInterval: 500, // Reconnect every 500ms
     poolSize: 10, // Maintain up to 10 socket connections
     // If not connected, return errors immediately rather than waiting for reconnect
-        bufferMaxEntries: 0
-    }
+    bufferMaxEntries: 0,
+  };
 
   const connectWithRetry = () => {
     mongoose.Promise = global.Promise;
-        console.log('MongoDB connection with retry')
-        mongoose.connect(process.env.MONGODB_URI, options).then(()=>{
-            console.log('MongoDB is connected');
-            app.emit('ready');
-        }).catch(err=>{
-            console.log('MongoDB connection unsuccessful, retry after 2 seconds.')
-            setTimeout(connectWithRetry, 2000)
+    console.log("MongoDB connection with retry");
+    mongoose
+      .connect(process.env.MONGODB_URI, options)
+      .then(() => {
+        console.log("MongoDB is connected");
+        app.emit("ready");
       })
-    }
+      .catch((err) => {
+        console.log("MongoDB connection unsuccessful, retry after 2 seconds.");
+        setTimeout(connectWithRetry, 2000);
+      });
+  };
   connectWithRetry();
 };

react-express-mongodb/backend/models/todos/todo.js

@@ -3,7 +3,7 @@
  */
 const mongoose = require('mongoose');
 
-var Todo = mongoose.model('Todo', {
+const Todo = mongoose.model('Todo', {
     text : {
         type: String,
         trim: true,

react-express-mongodb/backend/package-lock.json

@@ -1100,6 +1100,12 @@
       "integrity": "sha1-6SQ0v6XqjBn0HN/UAddBo8gZ2Jc=",
       "dev": true
     },
+    "prettier": {
+      "version": "2.0.5",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-2.0.5.tgz",
+      "integrity": "sha512-7PtVymN48hGcO4fGjybyBSIWDsLU4H4XlvOHfq91pz9kkGlonzwTfYkaIEwiRg/dAJF9YlbsduBAgtYLi+8cFg==",
+      "dev": true
+    },
     "process-nextick-args": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.1.tgz",

react-express-mongodb/backend/package.json

@@ -5,6 +5,8 @@
   "main": "index.js",
   "scripts": {
     "start": "node server.js",
+    "format": "prettier --write {**/,}*.js",
+    "lint": "prettier --check {**/,}*.js",
     "dev": "nodemon server.js"
   },
   "author": "Syed Afzal",
@@ -22,6 +24,7 @@
     "validator": "^10.1.0"
   },
   "devDependencies": {
-    "nodemon": "^2.0.3"
+    "nodemon": "^2.0.3",
+    "prettier": "^2.0.5"
   }
 }

react-express-mongodb/backend/routes/index.js

@@ -1,38 +1,38 @@
-const express = require('express');
-const serverResponses = require('../utils/helpers/server.responses');
-const messages = require('../config/messages');
-var {Todo} = require('../models/todos/todo.model');
+const express = require("express");
+const serverResponses = require("../utils/helpers/responses");
+const messages = require("../config/messages");
+const { Todo } = require("../models/todos/todo");
 
 const routes = (app) => {
   const router = express.Router();
 
-    router.post('/todos', (req,res)=>{
-        var todo = new Todo({
-            text: req.body.text
+  router.post("/todos", (req, res) => {
+    const todo = new Todo({
+      text: req.body.text,
     });
 
-        todo.save()
+    todo
+      .save()
       .then((result) => {
         serverResponses.sendSuccess(res, messages.SUCCESSFUL, result);
       })
       .catch((e) => {
-                serverResponses.sendError(res,messages.BAD_REQUEST,e)
-            })
+        serverResponses.sendError(res, messages.BAD_REQUEST, e);
+      });
   });
 
-    router.get('/', (req,res) => {
+  router.get("/", (req, res) => {
     Todo.find({}, { __v: 0 })
       .then((todos) => {
         serverResponses.sendSuccess(res, messages.SUCCESSFUL, todos);
-
       })
       .catch((e) => {
-                serverResponses.sendError(res,messages.BAD_REQUEST,e)
-            })
+        serverResponses.sendError(res, messages.BAD_REQUEST, e);
+      });
   });
 
   //it's a prefix before api it is useful when you have many modules and you want to
   //differentiate b/w each module you can use this technique
-    app.use('/api', router);
+  app.use("/api", router);
 };
 module.exports = routes;

react-express-mongodb/backend/server.js

@@ -1,16 +1,14 @@
 /**
  * Created by Syed Afzal
  */
-require('./config/config');
-
-const express = require('express');
-const path = require('path');
-const cookieParser = require('cookie-parser');
-const bodyParser = require('body-parser');
-const cors = require('cors');
-const db = require('./db');
-
+require("./config/config");
 
+const express = require("express");
+const path = require("path");
+const cookieParser = require("cookie-parser");
+const bodyParser = require("body-parser");
+const cors = require("cors");
+const db = require("./db");
 
 const app = express();
 
@@ -21,15 +19,15 @@ app.use(cors());
 app.use(bodyParser.json());
 app.use(bodyParser.urlencoded({ extended: false }));
 app.use(cookieParser());
-app.use(express.static(path.join(__dirname,    'public')));
+app.use(express.static(path.join(__dirname, "public")));
 
 //  adding routes
-require('./routes')(app);
+require("./routes")(app);
 
-app.on('ready', () => {
+app.on("ready", () => {
   app.listen(3000, () => {
-        console.log("Server is up on port", 3000)
+    console.log("Server is up on port", 3000);
+  });
 });
-})
 
 module.exports = app;