fc

app.js

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+require('./db');
+const Person = require('./models/person');
+
+const test = async function(){
+    const data = {
+        name: "Jane Doe",
+        age: 24,
+        gender: "Female"
+    }
+    await Person.addPerson(data);
+    const p = await Person.listPersons();
+    console.log(p);
+}
+
+test();

db.js

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+const mongoose = require('mongoose');
+const mongoURI = "mongodb://localhost:27017/ciphertrick"; //connecting to ciphertrick
+const options = { 
+    keepAlive: true, 
+    keepAliveInitialDelay: 300000,
+    useNewUrlParser: true
+};
+
+mongoose.connect(mongoURI, options);
+
+mongoose.connection.on('connected', ()=>{  
+    console.log('Mongoose default connection open to ' + mongoURI);
+});
+
+// If the connection throws an error
+mongoose.connection.on('error', (err)=>{  
+    console.log('handle mongo errored connections: ' + err);
+});
+
+// When the connection is disconnected
+mongoose.connection.on('disconnected', ()=>{  
+    console.log('Mongoose default connection disconnected'); 
+});
+
+process.on('SIGINT', ()=>{
+    mongoose.connection.close(()=>{
+        console.log('App terminated, closing mongo connections');
+        process.exit(0);
+    });
+});

models/person.js

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+const mongoose = require("mongoose");
+var Schema = new mongoose.Schema({
+    name: {type:String, required:true},
+    age: {type: Number, required: true},
+    gender: {type: String, enum: ['Male', 'Female', 'Other']}
+}, { timestamps: true});
+
+Schema.statics.addPerson = async function(person){
+    var Person = new this(person);
+    var result =  await Person.save(person);
+    return result;
+}
+
+Schema.statics.listPersons = async function(){
+    return await this.find();
+}
+
+module.exports = mongoose.model('person', Schema);

package.json

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+{
+  "name": "mongodb-tutorial",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "mongoose": "^5.4.6"
+  }
+}