Feature: Add Post and Comment Model

- created dummy data for posts and model
- save userInfo
- write endpoint to fetch posts and comments

.gitignore

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+node_modules/

app.js

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+var createError = require('http-errors');
+var express = require('express');
+var path = require('path');
+var cookieParser = require('cookie-parser');
+var logger = require('morgan');
+var mongoose = require('mongoose');
+const bodyParser = require('body-parser');
+// Import Router
+var indexRouter = require('./routes/index');
+var usersRouter = require('./routes/usersRouter');
+var postRouter = require('./routes/postRouter');
+var cors = require('cors');
+
+var app = express();
+// enable cors request
+app.use(cors())
+// view engine setup
+app.set('views', path.join(__dirname, 'views'));
+app.set('view engine', 'jade');
+
+app.use(logger('dev'));
+app.use(express.json());
+app.use(express.urlencoded({ extended: false }));
+app.use(cookieParser());
+app.use(express.static(path.join(__dirname, 'public')));
+
+let dbURL = 'mongodb://localhost:27017/reduxtagram-server';
+
+//Connect to database
+
+mongoose.connect(dbURL, { useNewUrlParser: true}, function(err){
+  if(err) {
+    console.log('Error connecting to: ', dbURL)
+  }
+  else {
+    console.log('Connected to : ' + dbURL)
+  }
+})
+app.use(bodyParser.json({
+  limit: '5mb'
+}));
+
+app.use('/', indexRouter);
+app.use('/users', usersRouter);
+app.use('/posts', postRouter);
+
+// catch 404 and forward to error handler
+app.use(function(req, res, next) {
+  next(createError(404));
+});
+
+// error handler
+app.use(function(err, req, res, next) {
+  res.header("Access-Control-Allow-Origin", "*");
+  res.header("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept");
+    next();
+  // set locals, only providing error in development
+  res.locals.message = err.message;
+  res.locals.error = req.app.get('env') === 'development' ? err : {};
+
+  // render the error page
+  res.status(err.status || 500);
+  res.render('error');
+});
+
+module.exports = app;

bin/www

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+#!/usr/bin/env node
+
+/**
+ * Module dependencies.
+ */
+
+var app = require('../app');
+var debug = require('debug')('reduxtagram-server:server');
+var http = require('http');
+
+/**
+ * Get port from environment and store in Express.
+ */
+
+var port = normalizePort(process.env.PORT || '4000');
+app.set('port', port);
+
+/**
+ * Create HTTP server.
+ */
+
+var server = http.createServer(app);
+
+/**
+ * Listen on provided port, on all network interfaces.
+ */
+
+server.listen(port);
+server.on('error', onError);
+server.on('listening', onListening);
+
+/**
+ * Normalize a port into a number, string, or false.
+ */
+
+function normalizePort(val) {
+  var port = parseInt(val, 10);
+
+  if (isNaN(port)) {
+    // named pipe
+    return val;
+  }
+
+  if (port >= 0) {
+    // port number
+    return port;
+  }
+
+  return false;
+}
+
+/**
+ * Event listener for HTTP server "error" event.
+ */
+
+function onError(error) {
+  if (error.syscall !== 'listen') {
+    throw error;
+  }
+
+  var bind = typeof port === 'string'
+    ? 'Pipe ' + port
+    : 'Port ' + port;
+
+  // handle specific listen errors with friendly messages
+  switch (error.code) {
+    case 'EACCES':
+      console.error(bind + ' requires elevated privileges');
+      process.exit(1);
+      break;
+    case 'EADDRINUSE':
+      console.error(bind + ' is already in use');
+      process.exit(1);
+      break;
+    default:
+      throw error;
+  }
+}
+
+/**
+ * Event listener for HTTP server "listening" event.
+ */
+
+function onListening() {
+  var addr = server.address();
+  var bind = typeof addr === 'string'
+    ? 'pipe ' + addr
+    : 'port ' + addr.port;
+  debug('Listening on ' + bind);
+}

database/db-operations.js

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+const User = require('../database/models/user-model');
+const Post = require('../database/models/posts-model');
+const Comment = require('./models/comment-model');
+
+exports.fetchUserByEmail = function(email) {
+  return User.findOne({
+    email: email
+  })
+  .exec()
+  .catch((err) => console.log("err occured in fetchUserByEmail", err))
+}
+
+// Save user info at the time of registration
+exports.regSaveUser = function(email, username, firstName, password) {
+  const user = new User({
+    firstName: firstName, 
+    username: username,
+    email: email,
+    password: password
+  });
+  return user.save()
+  .catch((err) => console.log("err occured in regSaveUser ", err))
+
+}
+
+// Fetch Posts
+
+exports.fetchPosts = function() {
+  return Post.find({}).exec()
+
+}
+
+exports.fetchSinglePost = function(code) {
+  return Post.findOne({code: code}).exec()
+
+}
+
+// Fetch Comments
+
+exports.fetchCommentsForPost = function(postCode) {
+  return Comment.findOne({postCode: postCode}).exec()
+}

database/models/comment-model.js

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+var mongoose = require('mongoose');
+
+/**
+ *  User's Schema.
+ *
+ */
+
+ let CommentsSchema = mongoose.Schema({
+   postCode: {type: String, required: true},
+   comments: [
+    {
+      text: { type: String, required: true },
+      user: { type: String,  required: true}
+    }
+  ]
+
+ })
+
+ module.exports = mongoose.model('Comment', CommentsSchema);

database/models/posts-model.js

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+var mongoose = require('mongoose');
+const Schema = mongoose.Schema;
+/**
+ *  User's Schema.
+ *
+ */
+
+ let postSchema = mongoose.Schema({
+  code: { type: String, required: true },
+  caption: { type: String, required: true },
+  likes: Number,
+  display_src: { type: String, required: true },
+ })
+
+ module.exports = mongoose.model('Post', postSchema);

database/models/user-model.js

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+var mongoose = require('mongoose');
+
+/**
+ *  User's Schema.
+ *
+ */
+
+ let userSchema = mongoose.Schema({
+   username: { type: String, required: true },
+   email: { type: String, trim: true },
+   password: { type: String },
+   createdAt: { type: Date, default: Date.now, required: true},
+   firstName: { type: String }
+ })
+
+ module.exports = mongoose.model('User', userSchema);
+
+//  module.exports.User = User;